{"id":23,"date":"2022-08-16T14:50:21","date_gmt":"2022-08-16T14:50:21","guid":{"rendered":"https:\/\/www.bio.iitb.ac.in\/~harivarma\/?page_id=23"},"modified":"2025-05-09T18:14:56","modified_gmt":"2025-05-09T18:14:56","slug":"publications","status":"publish","type":"page","link":"https:\/\/www.bio.iitb.ac.in\/~harivarma\/publications\/","title":{"rendered":"Publications"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"23\" class=\"elementor elementor-23\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5552c98 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5552c98\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-16a57fd\" data-id=\"16a57fd\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b836fdf elementor-widget elementor-widget-accordion\" data-id=\"b836fdf\" data-element_type=\"widget\" data-widget_type=\"accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.14.0 - 18-06-2023 *\/\n.elementor-accordion{text-align:left}.elementor-accordion .elementor-accordion-item{border:1px solid #d5d8dc}.elementor-accordion .elementor-accordion-item+.elementor-accordion-item{border-top:none}.elementor-accordion .elementor-tab-title{margin:0;padding:15px 20px;font-weight:700;line-height:1;cursor:pointer;outline:none}.elementor-accordion .elementor-tab-title .elementor-accordion-icon{display:inline-block;width:1.5em}.elementor-accordion .elementor-tab-title .elementor-accordion-icon svg{width:1em;height:1em}.elementor-accordion .elementor-tab-title .elementor-accordion-icon.elementor-accordion-icon-right{float:right;text-align:right}.elementor-accordion .elementor-tab-title .elementor-accordion-icon.elementor-accordion-icon-left{float:left;text-align:left}.elementor-accordion .elementor-tab-title .elementor-accordion-icon .elementor-accordion-icon-closed{display:block}.elementor-accordion .elementor-tab-title .elementor-accordion-icon .elementor-accordion-icon-opened,.elementor-accordion .elementor-tab-title.elementor-active .elementor-accordion-icon-closed{display:none}.elementor-accordion .elementor-tab-title.elementor-active .elementor-accordion-icon-opened{display:block}.elementor-accordion .elementor-tab-content{display:none;padding:15px 20px;border-top:1px solid #d5d8dc}@media (max-width:767px){.elementor-accordion .elementor-tab-title{padding:12px 15px}.elementor-accordion .elementor-tab-title .elementor-accordion-icon{width:1.2em}.elementor-accordion .elementor-tab-content{padding:7px 15px}}.e-con-inner>.elementor-widget-accordion,.e-con>.elementor-widget-accordion{width:var(--container-widget-width);--flex-grow:var(--container-widget-flex-grow)}<\/style>\t\t<div class=\"elementor-accordion\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1931\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1931\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Journals<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1931\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1931\"><ol><li><strong>Soumyajit Sarkar, Murali K, Anindita Chandra, Susweta Das, Hari M Varma\u201d Spatio-temporal Simulation of Laser Speckles using Stochastic Differential Equations\u201d Accepted in IEEE Journal of selected topics in quantum electronics (2025)<\/strong><\/li><li><strong>Ria Paul, Soumyajit Sarkar, Susweta Das, Shruti D. Marathe, Murali K, Nixon M. Abraham, Hari M Varma \u201cOptimized laser speckle based imaging system and methods for deep tissue cerebral blood flow imaging in small rodents\u201d Under review (2025)<\/strong><\/li><li><b style=\"font-size: 14px; color: var( --e-global-color-text );\"><span style=\"font-size: 10.5pt; font-family: Arial, sans-serif; color: #545454; font-style: normal; font-variant: normal; white-space-collapse: preserve;\">Soumyajit Sarkar, Murali K, and <\/span><span style=\"font-size: 10.5pt; font-family: Arial, sans-serif; color: #545454; font-style: normal; font-variant: normal; white-space-collapse: preserve;\">Hari M. Varma<\/span><span style=\"font-size: 10.5pt; font-family: Arial, sans-serif; color: #545454; font-style: normal; font-variant: normal; white-space-collapse: preserve;\">, &#8220;Tunable dynamical tissue phantom for laser speckle imaging,&#8221;<\/span><span style=\"font-size: 10.5pt; font-family: Arial, sans-serif; color: #545454; font-style: normal; font-variant: normal; white-space-collapse: preserve;\"> Biomed. Opt. Express 15 (2024), 4737-4748.<\/span><\/b><\/li><li><a style=\"font-size: 14px; background-color: #ffffff;\" href=\"https:\/\/doi.org\/10.1364%2FBOE.470926\"><strong>Murali, K., and Hari M. Varma. &#8220;Laser speckle simulation tool based on stochastic differential equations for bio imaging applications.&#8221;\u00a0Biomedical Optics Express\u00a013.12 (2022): 6745-6762.\u00a0<\/strong><\/a><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\"><a href=\"https:\/\/doi.org\/10.1364\/boe.469405\">Paul, Ria, K. Murali, and Hari M. Varma. &#8220;High-density diffuse correlation tomography with enhanced depth localization and minimal surface artefacts.&#8221;\u00a0Biomedical Optics Express\u00a013.11 (2022): 6081-6099.<\/a><\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\"><a href=\"https:\/\/iopscience.iop.org\/article\/10.1088\/2057-1976\/ac6909\">Paul, Ria, K. Murali, Sumana Chetia, and Hari M. Varma. &#8220;A simple algorithm for diffuse optical tomography (DOT) without matrix inversion.&#8221; Biomed. Phys. Eng.\u00a0Express\u00a0\u00a08 (2022) 045001<\/a><\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\"><a href=\"https:\/\/doi.org\/10.1364\/BOE.401702\">Murali, K. and Hari M. Varma \u201cMulti-speckle diffuse correlation spectroscopy to measure cerebral blood flow.\u201d Biomedical optics express 11 (2020): 6699\u20136709.<\/a><\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\"><a href=\"https:\/\/doi.org\/10.1364\/OL.397979\">Murali, K., A. K. Nandakumaran, and Hari M. Varma. &#8220;On the equivalence of speckle contrast-based and diffuse correlation spectroscopy methods in measuring in vivo blood flow.&#8221; Optics Letters 45.14 (2020): 3993-3996.<\/a><\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\"><a href=\"https:\/\/doi.org\/10.1364\/BOE.10.005395\">Murali, K., A. K. Nandakumaran, Turgut Durduran, and Hari M. Varma. &#8220;Recovery of the diffuse correlation spectroscopy data-type from speckle contrast measurements: towards low-cost, deep-tissue blood flow measurements.&#8221; Biomedical optics express 10, no. 10 (2019): 5395-5413.<\/a><\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\">Dragojevi\u0107, Tanja, Hari M. Varma, Joseph L. Hollmann, Claudia P. Valdes, Joseph P. Culver, Carles Justicia, and Turgut Durduran. &#8220;High-density speckle contrast optical tomography (SCOT) for three dimensional tomographic imaging of the small animal brain.&#8221; NeuroImage 153 (2017): 283-292.<\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\">Dragojevi\u0107, Tanja, Danilo Bronzi, Hari M. Varma, Claudia P. Valdes, Clara Castellvi, Federica Villa, Alberto Tosi, Carles Justicia, Franco Zappa, and Turgut Durduran. &#8220;High-speed multi-exposure laser speckle contrast imaging with a single-photon counting camera.&#8221; Biomedical optics express 6, no. 8 (2015): 2865-2876.<\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\">Valdes, Claudia P., Hari M. Varma, Anna K. Kristoffersen, Tanja Dragojevic, Joseph P. Culver, and Turgut Durduran. &#8220;Speckle contrast optical spectroscopy, a non-invasive, diffuse optical method for measuring microvascular blood flow in tissue.&#8221; Biomedical optics express 5, no. 8 (2014): 2769-2784.<\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\">de la Rosa, Xavier, Alvaro Cervera, Anna K. Kristoffersen, Claudia P. Vald\u00e9s, Hari M. Varma, Carles Justicia, Turgut Durduran, \u00c1ngel Chamorro, and Anna M. Planas. &#8220;Mannose-binding lectin promotes local microvascular thrombosis after transient brain ischemia in mice.&#8221; Stroke 45, no. 5 (2014): 1453-1459.<\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\">Varma, Hari M., Claudia P. Valdes, Anna K. Kristoffersen, Joseph P. Culver, and Turgut Durduran. &#8220;Speckle contrast optical tomography: A new method for deep tissue three-dimensional tomography of blood flow.&#8221; Biomedical optics express 5, no. 4 (2014): 1275-1289.<\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\">Nandakumaran, Akambadath Keerthiyil, Hari M. Varma, and R. M. Vasu. &#8220;Analysis of the inverse problem associated with diffuse correlation tomography.&#8221; Journal| MESA 3, no. 1 (2012): 79-97.<\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\">Varma, Hari M., Kuriyakkattil P. Mohanan, Nuutti Hyv\u00f6nen, Akambadath K. Nandakumaran, and Ram M. Vasu. &#8220;Ultrasound-modulated optical tomography: recovery of amplitude of vibration in the insonified region from boundary measurement of light correlation.&#8221; JOSA A 28, no. 11 (2011): 2322-2331.<\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\">Varma, Hari M., B. Banerjee, D. Roy, A. K. Nandakumaran, and R. M. Vasu. &#8220;Convergence analysis of the Newton algorithm and a pseudo-time marching scheme for diffuse correlation tomography.&#8221; JOSA A 27, no. 2 (2010): 259-267.<\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\">Varma, H. M., B. Banerjee, A. K. Nandakumaran, R. M. Vasu, and D. Roy. &#8220;Pseudo-time marching schemes for inverse problems in structural health assessment and medical imaging.&#8221; Current science (2009): 1220-1226.<\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\">Varma, Hari M., A. K. Nandakumaran, and R. M. Vasu. &#8220;Study of turbid media with light: Recovery of mechanical and optical properties from boundary measurement of intensity autocorrelation of light.&#8221; JOSA A 26, no. 6 (2009): 1472-1483.<\/strong><\/li><li><strong style=\"font-size: 14px; color: var( --e-global-color-text );\">Varma, Hari M., R. Mohan Vasu, and A. K. Nandakumaran. &#8220;Direct reconstruction of complex refractive index distribution from boundary measurement of intensity and normal derivative of intensity.&#8221; JOSA A 24, no. 10 (2007): 3089-3099.<\/strong><\/li><\/ol><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1932\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1932\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Conferences<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1932\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1932\"><ul><li>Susweta Das, Soumyajit Sarkar, Murali K, U S Srinivasan, Hari M Varma, \u201cDirect non-invasive measurement of blood flow changes in the Anterior Cerebral Artery using Diffuse Correlation Spectroscopy\u201d Paper 13302-48, Clinical and Translational Neurophotonics, SPIE PhotonicWest 26 Jan 2025, SanFrancisco, US.<\/li><li>Soumyajit Sarkar, Murali K., Anindita Chandra, Susweta Das, Hari M. Varma, \u201cModeling the spatio-temporal statistics of laser speckles using stochastic differential equation\u201d. Paper 13318-35, Dynamics and Fluctuations in Biomedical Photonics XXII, SPIE PhotonicWest 26 Jan 2025, SanFrancisco, US.<\/li><li><span style=\"font-weight: 400; font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000; background-color: transparent; font-style: normal; font-variant: normal; white-space-collapse: preserve;\">Murali Krishnamoorthy; Soumyajit Sarkar; Susweta Das and\u00a0 <\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000; background-color: transparent; font-style: normal; font-variant: normal; white-space-collapse: preserve;\">Hari Varma<\/span><span style=\"font-weight: 400; font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000; background-color: transparent; font-style: normal; font-variant: normal; white-space-collapse: preserve;\">, \u201cA Stochastic optimization approach to laser speckle contrast imaging for a better estimation of blood flow (JTu2A.200)\u201d <\/span><span style=\"font-weight: bold; font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000; background-color: transparent; font-style: normal; font-variant: normal; white-space-collapse: preserve;\">CLEO 2024, Charlotte Convention Center, Charlotte, North Carolina, USA,\u00a0 5-10 May 2024.<\/span><\/li><\/ul><ul><li><p>Susweta Das , Ria Paul , Soumyajit Sarkar , Makrand Rakshe , Prasanna Gandhi, and Hari M Varma, \u201cA microfluidic based cerebral perfusion phantom for laser speckle imaging in small animals, <b>Oral Presentation, European Conferences on Biomedical Optics 2023, Munich, Germany, 25-29 June,2023<\/b><\/p><\/li><li><p>Soumyajit Sarkar, Murali K, and Hari M Varma, \u201cDevelopment of a tunable dynamical tissue phantom for laser speckle imaging of blood flow, <b>Oral Presentation, European Conferences on Biomedical Optics 2023,\u00a0<span style=\"font-family: Roboto, sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; color: var( --e-global-color-text );\">Munich, Germany,<\/span><span style=\"font-family: Roboto, sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; color: var( --e-global-color-text );\">\u00a0<\/span><span style=\"font-size: 14px; color: var( --e-global-color-text );\">25-29 June,2023<\/span><\/b><\/p><\/li><li><p>Soumyajit Sarkar, Mohammad Zaffar, and Hari M Varma, \u201cLaser speckle correlation microscopy system to image microvasculature perfusion, <b>Poster Presentation, European Conferences on Biomedical Optics 2023,\u00a0<span style=\"font-family: Roboto, sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; color: var( --e-global-color-text );\">Munich, Germany,<\/span><span style=\"font-family: Roboto, sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; color: var( --e-global-color-text );\">\u00a0<\/span><span style=\"font-size: 14px; color: var( --e-global-color-text );\">25-29 June,2023<\/span><\/b><\/p><\/li><li><p>Soumyajit Sarkar, Murali K, and Hari M Varma, \u201cA stochastic differential equation-based Monte Carlo simulation to model light propagation in dynamic turbid media.\u201d, <b>Poster Presentation, European Conferences on Biomedical Optics 2023,\u00a0<span style=\"font-family: Roboto, sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; color: var( --e-global-color-text );\">Munich, Germany,<\/span><span style=\"font-family: Roboto, sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; color: var( --e-global-color-text );\">\u00a0<\/span><span style=\"font-size: 14px; color: var( --e-global-color-text );\">25-29 June,2023<\/span><\/b><\/p><\/li><li><p>Sivakumar Panneer Selvam , Murali K , Soumyajit Sarkar , Sibi Raj Bhaskaran , and Hari M Varma, \u201cA deep learning approach to enhance the temporal resolution of laser speckle imaging system for blood flow measurement\u201d, <b>Poster Presentation, European Conferences on Biomedical Optics 2023,\u00a0<span style=\"font-family: Roboto, sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; color: var( --e-global-color-text );\">Munich, Germany,<\/span><span style=\"font-family: Roboto, sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; color: var( --e-global-color-text );\">\u00a0<\/span><span style=\"font-size: 14px; color: var( --e-global-color-text );\">25-29 June,2023<\/span><\/b><\/p><\/li><li><p>Ria Paul, Susweta Das, Soumyajit Sarkar, Mohammad Zaffar,\u00a0 and Hari M Varma, \u201cFiber-conduit based Laser Speckle Contrast Imaging device for point of care diagnostics\u201d,<b> Poster Presentation, European Conferences on Biomedical Optics 2023,\u00a0<span style=\"font-family: Roboto, sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; color: var( --e-global-color-text );\">Munich, Germany,<\/span><span style=\"font-family: Roboto, sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; color: var( --e-global-color-text );\">\u00a0<\/span><span style=\"font-size: 14px; color: var( --e-global-color-text );\">\u00a025-29 June,2023<\/span><\/b><\/p><\/li><li><p>Ria Paul, Soumyajit Sarkar, Shruti D. Marathe, Murali K, Susweta Das, Nixon M. Abraham, and Hari M Varma, &#8220;Functional imaging of olfactory bulb and somatosensory cortex in mice using small-animal blood flow imaging platform&#8221; Oral Presentation &#8220;<b>Dynamics and Fluctuations in Biomedical Photonics XX, SPIE Photonic West, San Francisco, 28th-2 January 2023.<\/b><\/p><\/li><li><p>Hari M Varma \u201cDiffuse autocorrelation and speckle contrast based cerebral blood flow imaging: A theoretical and experimental analysis. \u201c<b> Invited Talk, CLEO 2023, San Jose California, May 2023.<\/b><\/p><\/li><li>Paul, R., Murali, K, and Hari M Varma, A Spatially Weighted Filter Design for High Density Diffuse Correlation Tomography :<b> Biophotonics Conference : Biomedical Optics 24-27 April, 2022 Fort Lauderdale, Florida, United States<\/b><\/li><\/ul><ul><li>Murali, K, and Hari M Varma. , A stochastic differential equation based algorithm to simulate laser speckles for deep-tissue blood flow imaging applications: <b>Biophotonics Conference: Biomedical Optics 24-27 April, 2022 Fort Lauderdale, Florida, United States<\/b><\/li><\/ul><ul><li>Murali, K., and Hari M Varma Exploring different source configurations for laser speckle-based blood flow measurement system. I<b>n European Conference on Biomedical Optics (pp. EM1A-23) (2021, June). Optical Society of America.<\/b><\/li><\/ul><ul><li>Paul, R., Murali, K., Chetia, S., and Hari M Varma. A simple algorithm for diffuse optical tomography (DOT) without matrix inversion.<b> In European Conference on Biomedical Optics (pp. EM1A-21). (2021, June) Optical Society of America.<\/b><\/li><\/ul><ul><li>Murali, K., and Hari M. Varma. &#8220;A low frame rate camera based Diffuse Correlation Spectroscopy (DCS) system to measure blood flow in human adult brain.&#8221; In\u00a0<b>Optical Tomography and Spectroscopy, pp. STu4D-7. Optical Society of America, 2020. (Oral Presentation by first author)<\/b><\/li><\/ul><ul><li>Murali, K., A. K. Nandakumaran, Turgut Durduran, and Hari M. Varma. &#8220;An in-expensive diffuse correlation spectroscopy system using low frame rate camera.&#8221;<b> In\u00a0Optical Tomography and Spectroscopy, pp. OTu2D-4. Optical Society of America, 2018. (Oral Presentation by first author)<\/b><\/li><\/ul><div><b>\u00a0<\/b><\/div><ul><li>Claudia P. Valdes, Hari M. Varma, Tanja Dragojevi \u0301, Anna K. Kristoffersen , Clara Castellvi ,Carles Justicia , Joseph P. Culver, and Turgut Durduran , \u201cDeep tissue blood flow imaging with speckle contrast optical tomography\u201d, EB 103-62 oral presentation (30 minutes) 24 June 2015,European conference on Biomedical Optics, Munich, Germany. (Second authorship shared with first author)<\/li><li>Tanja Dragojevi\u0107 , Danilo Bronzi , Hari M. Varma , Claudia P. Valdes , Clara Castellvi , Alberto Tosi , Franco Zappa , Carles Justicia , Turgut Durduran, \u201cMulti-exposure, continuous laser speckle contrast imaging of mouse brain enabled by a novel single photon avalanche diode (SPAD) array\u201d (oral presentation 10 minutes) XXVIIth International Symposium on Cerebral Blood Flow, Metabolism and Function &amp; XIIth International Conference June 27-30, 2015, Vancouver, Canada.<\/li><li>Tanja Dragojevi\u0107 , Danilo Bronzi , Hari M. Varma , Claudia P. Valdes , Clara Castellvi , Alberto Tosi ,Franco Zappa , Carles Justicia , Turgut Durduran, \u201cSingle shot multi-exposure laser speckle contrast imaging with a novel single photon avalanche diode (SPAD) array\u201d, oral presentation (30 minutes) 24 June 2015, European conference on Biomedical Optics, Munich, Germany<\/li><li>M. Varma, C. P. Valdes, A. K. Kristoffersen, J. P. Culver, and T. Durduran, \u201cLaser Speckle based tomographic imaging of deep tissue blood flow,&#8221; ( Oral presentation, Functional Near Infrared Spectroscopy 2014, Ecole Polytechnique Montreal October 10-12 2014)<\/li><li>H. M. Varma, C. P. Valdes, A. K. Kristoffersen, J. P. Culver, and T. Durduran, \u201cSpeckle contrast optical tomography (SCOT): Reconstructing the three dimensional distribution of blood flow in deep tissues,&#8221; (Oral presentation, Biomedical Optics (BIOMED), Optical Society of America (OSA) 2014 ).<\/li><li>P. Valdes, H. M. Varma, A. K. Kristoffersen, J. P. Culver, and T. Durduran, \u201cMulti-Exposure and Multi-Distance Speckle Contrast Spectroscopy for Measuring Blood Flow in Deep Tissues,&#8221;(Poster presentation, Biomedical Optics (BIOMED), Optical Society of America (OSA) 2014 ).<\/li><li>P. Valdes, H. M. Varma, A. K. Kristoffersen, J. P. Culver, and T. Durduran, \u201cSpeckle contrast measurements for blood f low imaging in deep tissues,&#8221; (23rd International Commission for Optics (ICO) conference, Santiago de Compostela 26-29 August 2014)<\/li><li>Nandakumaran, H. M. Varma, and R. M. Vasu, Direct reconstruction of complex refractive index distribution from boundary measurements,&#8221; Proceedings in Applied Mathematics and Mechanics , 7, 2010017-2010018 (2007)<\/li><\/ul><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1933\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-1933\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Patent<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1933\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-1933\"><ul><li style=\"list-style-type: none;\"><ul style=\"margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;\"><li dir=\"ltr\" style=\"list-style-type: disc; font-size: 12pt; font-family: 'Noto Sans Symbols', sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; white-space: pre;\" aria-level=\"1\"><p dir=\"ltr\" style=\"line-height: 1.2; text-align: justify; margin-top: 12pt; margin-bottom: 12pt;\" role=\"presentation\"><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">Hari M Varma, Ria Paul, Soumyajit Sarkar, Susweta Das. \u201cModular and portable blood flow imaging system for small animals as a whole or in part\u201d,\u00a0 <\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">\u00a0(Indian Patent 2024) (Applied,pending)<\/span><\/p><\/li><li dir=\"ltr\" style=\"list-style-type: disc; font-size: 12pt; font-family: 'Noto Sans Symbols', sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; white-space: pre;\" aria-level=\"1\"><p dir=\"ltr\" style=\"line-height: 1.2; text-align: justify; margin-top: 12pt; margin-bottom: 12pt;\" role=\"presentation\"><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">Ria Paul, Susweta Das, Soumyajit Sarkar, Mohammad Zaffar, Hari M Varma, \u201cA point-of-care diagnostic system based on laser speckle contrast imaging (lsci) using an image conduit,\u201d <\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">\u00a0(Indian Patent 2024) (Applied,pending)<\/span><\/p><\/li><li dir=\"ltr\" style=\"list-style-type: disc; font-size: 12pt; font-family: 'Noto Sans Symbols', sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; white-space: pre;\" aria-level=\"1\"><p dir=\"ltr\" style=\"line-height: 1.2; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\" role=\"presentation\"><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: #f2f2f2; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">Soumyajit Sarkar, Murali K, and <\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: #f2f2f2; font-weight: bold; font-style: normal; font-variant: normal; text-wrap: wrap;\">Hari M Varma, \u201c<\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">Tunable phantoms for mimicking flow dynamics in turbid media\u201d (Indian Patent 2024) (Applied,pending)<\/span><\/p><\/li><li dir=\"ltr\" style=\"list-style-type: disc; font-size: 12pt; font-family: 'Noto Sans Symbols', sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; white-space: pre;\" aria-level=\"1\"><p dir=\"ltr\" style=\"line-height: 1.2; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\" role=\"presentation\"><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">Murali K and\u00a0 <\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-wrap: wrap;\">Hari M Varma<\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">: \u201cA scanless optical tomographic system\u201d (<\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-wrap: wrap;\">2022<\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">) (Indian Patent) (<\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-wrap: wrap;\">GRANTED<\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">)<\/span><\/p><\/li><\/ul><\/li><li style=\"list-style-type: none;\"><ul style=\"margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;\"><li dir=\"ltr\" style=\"list-style-type: disc; font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; white-space: pre;\" aria-level=\"1\"><p dir=\"ltr\" style=\"line-height: 1.2; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\" role=\"presentation\"><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">Murali K and\u00a0 <\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-wrap: wrap;\">Hari M Varma<\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">: \u201cSystems and methods for high density di<\/span><span style=\"font-size: 12pt; font-family: 'Cambria Math', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">\ufb00<\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">using wave spectroscopy\u201d (2019-20) (Indian Patent) (PENDING)<\/span><\/p><\/li><li dir=\"ltr\" style=\"list-style-type: disc; font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; white-space: pre;\" aria-level=\"1\"><p dir=\"ltr\" style=\"line-height: 1.2; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\" role=\"presentation\"><span style=\"font-size: 11.5pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">Turgut Durduran, Claudia Valdes, Anna Kristoffersen, <\/span><span style=\"font-size: 11.5pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-wrap: wrap;\">Hari Varma<\/span><span style=\"font-size: 11.5pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\">, Joseph Culver<\/span><span style=\"font-size: 12pt; font-family: 'Times New Roman', serif; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-wrap: wrap;\"> \u201cSpeckle contrast optical tomography\u201d EP2888994 A1, Europe\/US patent applicant: <\/span><span style=\"font-style: normal; font-variant: normal; font-weight: 400; text-align: left; background-color: transparent; font-size: 12pt; font-family: 'Times New Roman', serif;\">Fundaci\u00f3Institut de Ci\u00e8nciesFot\u00f2niques, Washington University (<\/span><span style=\"font-style: normal; font-variant: normal; text-align: left; background-color: transparent; font-size: 12pt; font-family: 'Times New Roman', serif; font-weight: bold;\">GRANTED<\/span><span style=\"font-style: normal; font-variant: normal; font-weight: 400; text-align: left; background-color: transparent; font-size: 12pt; font-family: 'Times New Roman', serif;\">)<\/span><\/p><\/li><\/ul><\/li><\/ul><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1934\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-1934\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Invited talks and workshops<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1934\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-1934\"><p><strong>Invited talks<\/strong><\/p><ul><li><span style=\"font-size: 12pt; font-style: normal; font-variant: normal; font-weight: bold; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-family: Calibri, sans-serif;\">Hari M Varma<\/span><span style=\"font-weight: normal;\"><span style=\"font-size: 12pt; font-family: Calibri, sans-serif; color: #000000; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; white-space-collapse: preserve;\">\u201c<\/span><span style=\"font-size: 12pt; font-family: Calibri, sans-serif; color: #000000; font-weight: bold; font-style: normal; font-variant: normal; white-space-collapse: preserve;\">A novel approach based on stochastic calculus for laser speckle imaging\u201d BRICS (<\/span><span style=\"font-size: 12pt; font-family: Arial, sans-serif; color: #474747; font-weight: bold; font-style: normal; font-variant: normal; white-space-collapse: preserve;\">Brazil, Russia, India and China)<\/span><span style=\"font-size: 12pt; font-family: Calibri, sans-serif; color: #000000; font-weight: bold; font-style: normal; font-variant: normal; white-space-collapse: preserve;\"> Workshop on Biophotonics &#8211; 2024, October 3-5, Manipal University, India. <\/span><\/span><\/li><li><span style=\"font-size: 12pt; font-style: normal; font-variant: normal; font-weight: bold; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-family: Calibri, sans-serif;\">Hari M Varma \u201c<\/span> <span style=\"font-style: normal; font-variant: normal; text-align: justify; background-color: transparent; white-space-collapse: preserve; font-size: 10pt; font-family: Verdana, sans-serif; color: #2c363a; font-weight: 400;\">Laser speckle based\u00a0 bio-imaging<\/span><span style=\"font-size: 12pt; font-style: normal; font-variant: normal; font-weight: bold; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-family: Calibri, sans-serif;\">\u201c <\/span><span style=\"font-family: Arial, sans-serif; font-style: normal; font-variant: normal; font-weight: bold; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-size: 11pt;\">5-day Faculty Development Program (FDP &#8211; 2024) on &#8220;The New Era of Bioengineering: Innovations and Applications&#8221;, organized by the Bioengineering Program in the Department of Chemical Engineering at Dr. Vishwanath Karad MIT World Peace University (MIT-WPU).\u00a0<\/span><\/li><li>Hari M Varma \u201c<span style=\"font-size: 12pt; font-style: normal; font-variant: normal; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-family: Calibri, sans-serif; font-weight: 400;\">Non invasive blood flow imaging using laser speckles<\/span><span style=\"font-size: 12pt; font-style: normal; font-variant: normal; font-weight: bold; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-family: Calibri, sans-serif;\">\u201d Synergy Series, Indian College of Radiology and Imaging (ICRI) meets IIT Hyderabad,\u00a0 6th July 2023.<\/span><\/li><li>Hari M Varma<span style=\"font-size: 12pt; font-style: normal; font-variant: normal; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-family: Calibri, sans-serif; font-weight: 400;\"> \u201c<\/span><span style=\"font-style: normal; font-variant: normal; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-size: 10pt; font-family: Verdana, sans-serif; font-weight: 400;\">Diffuse autocorrelation and speckle contrast based cerebral blood flow imaging: A theoretical and experimental analysis.<\/span><span style=\"font-size: 12pt; font-style: normal; font-variant: normal; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-family: Calibri, sans-serif; font-weight: 400;\"> \u201c<\/span><span style=\"font-size: 12pt; font-style: normal; font-variant: normal; font-weight: bold; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-family: Calibri, sans-serif;\"> Invited Talk, Advances in Neuroimaging, Conference on Laser and Electro-Optics (CLEO 2023)<\/span><span style=\"font-size: 12pt; font-style: normal; font-variant: normal; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-family: Calibri, sans-serif; font-weight: 400;\">, <\/span><span style=\"font-size: 12pt; font-style: normal; font-variant: normal; font-weight: bold; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-family: Calibri, sans-serif;\">San Jose California, May 2023<\/span><span style=\"font-size: 12pt; font-style: normal; font-variant: normal; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-family: Calibri, sans-serif; font-weight: 400;\">.<\/span><\/li><li>Hari M varma \u201c<span style=\"font-style: normal; font-variant: normal; text-align: justify; background-color: transparent; white-space-collapse: preserve; font-size: 10pt; font-family: Verdana, sans-serif; color: #2c363a; font-weight: 400;\">Bio-imaging using noise: Application of laser speckles for deep tissue blood flow imaging<\/span><span style=\"font-family: Calibri, sans-serif; font-size: 12pt; font-style: normal; font-variant: normal; font-weight: bold; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve;\">\u201d BRICS workshop on Biophotonics, 2023 (online among different BRICS countries<\/span><\/li><li style=\"text-align: left;\"><span style=\"font-style: normal; font-variant: normal; text-align: justify; background-color: transparent; font-weight: 400;\">Hari M Varma<\/span><span style=\"font-family: 'Times New Roman', serif; font-size: 12pt; font-style: normal; font-variant: normal; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve; font-weight: 400;\"> \u201cLaser speckle contrast based three dimensional tomographic imaging of deep tissue blood flow.\u201d <\/span><span style=\"font-family: 'Times New Roman', serif; font-size: 12pt; font-style: normal; font-variant: normal; font-weight: bold; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve;\">Indigo policy on<\/span> <span style=\"font-family: 'Times New Roman', serif; font-size: 12pt; font-style: normal; font-variant: normal; font-weight: bold; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve;\">September<\/span> <span style=\"font-family: 'Times New Roman', serif; font-size: 12pt; font-style: normal; font-variant: normal; font-weight: bold; text-align: justify; background-color: transparent; color: #000000; white-space-collapse: preserve;\">22 &amp; 23, 2016 at IISc, Bangalore.<\/span><\/li><li style=\"text-align: left;\"><span style=\"font-style: normal; font-variant: normal; background-color: transparent; font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000; font-weight: bold; white-space-collapse: preserve;\">Hari M Varma &#8220;Advances in Scientific and Industrial Instrumentation (ASCII-2019):<\/span><span style=\"font-style: normal; font-variant: normal; font-weight: 400; background-color: transparent; font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000; white-space-collapse: preserve;\"> national seminar conducted by the <\/span><span style=\"font-style: normal; font-variant: normal; background-color: transparent; font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000; font-weight: bold; white-space-collapse: preserve;\">Department of Instrumentation, Cochin University of Science and Technology. <\/span><span style=\"font-style: normal; font-variant: normal; font-weight: 400; background-color: transparent; font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000; white-space-collapse: preserve;\">\u201c&#8221;Diffuse optical tomography: methods and applications&#8221;<\/span><span style=\"font-style: normal; font-variant: normal; background-color: transparent; font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000; font-weight: bold; white-space-collapse: preserve;\"> 15-02-2019. <\/span><\/li><\/ul><p><strong>Workshop<\/strong><\/p><ul><li>AICTE ATAL sponsored Faculty Development Program : Sardar Patel Institute of Technology , Mumbai. \u201c Quantitative\u00a0 methods in medical imaging\u201d 24\/11\/2020<br \/>DBT STAR college scheme \u201c Webinar series on pure and applied mathematics\u201d Vimala college Thrissur, Kerala \u201c The role of mathematics in medical imaging\u201d, 15 December ,2020.\u00a0<\/li><li>IEEE EMB Webinar on\u00a0 &#8220;Diffuse optics for in vivo imaging&#8221;, IEEE EMBS SBC, IIT Kharagpur, 11 September, 2020.<\/li><li>Department of Instrumentation, CUSAT: Students induction program: \u201cA roadmap for an academic career\u201d. 03\/12\/2020.\u00a0<\/li><li>One day workshop on optical imaging. Department of Instrumentation and Applied Physics, Indian Institute of Science, \u201cA method to achieve inexpensive diffuse-correlation spectroscopy system\u201d 29\/07\/2019<\/li><\/ul><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a9d3642 elementor-widget elementor-widget-heading\" data-id=\"a9d3642\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.14.0 - 18-06-2023 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-large\">We develop systems and methods for light based bio imaging applications. We primarily focus on utilizing light as a probe for non invasive <i>in vivo<\/i> brain imaging in animals and humans. <\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Journals Soumyajit Sarkar, Murali K, Anindita Chandra, Susweta Das, Hari M Varma\u201d Spatio-temporal Simulation of Laser Speckles using Stochastic Differential Equations\u201d Accepted in IEEE Journal of selected topics in quantum electronics (2025) Ria Paul, Soumyajit Sarkar, Susweta Das, Shruti D. Marathe, Murali K, Nixon M. Abraham, Hari M Varma \u201cOptimized laser speckle based imaging system [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-23","page","type-page","status-publish","hentry","entry"],"_links":{"self":[{"href":"https:\/\/www.bio.iitb.ac.in\/~harivarma\/wp-json\/wp\/v2\/pages\/23","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bio.iitb.ac.in\/~harivarma\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.bio.iitb.ac.in\/~harivarma\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.bio.iitb.ac.in\/~harivarma\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bio.iitb.ac.in\/~harivarma\/wp-json\/wp\/v2\/comments?post=23"}],"version-history":[{"count":173,"href":"https:\/\/www.bio.iitb.ac.in\/~harivarma\/wp-json\/wp\/v2\/pages\/23\/revisions"}],"predecessor-version":[{"id":1179,"href":"https:\/\/www.bio.iitb.ac.in\/~harivarma\/wp-json\/wp\/v2\/pages\/23\/revisions\/1179"}],"wp:attachment":[{"href":"https:\/\/www.bio.iitb.ac.in\/~harivarma\/wp-json\/wp\/v2\/media?parent=23"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}