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Hari M. Varma

Speckle contrast optical spectroscopy, a non-invasive, diffuse optical method for measuring microvascular blood flow in tissue
2014 · Claudia P. Valdes, Hari M. Varma, et al. · Biomedical Optics Express · 181
Speckle contrast optical tomography: A new method for deep tissue three-dimensional tomography of blood flow
2014 · Hari M. Varma, Claudia P. Valdes, et al. · Biomedical Optics Express · 98
High-speed multi-exposure laser speckle contrast imaging with a single-photon counting camera
2015 · Tanja Dragojević, Danilo Bronzi, et al. · Biomedical Optics Express · 59
Mannose-Binding Lectin Promotes Local Microvascular Thrombosis After Transient Brain Ischemia in Mice
2014 · Xavier de la Rosa, Alvaro Cervera, et al. · Stroke · 54
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Recovery of the diffuse correlation spectroscopy data-type from speckle contrast measurements: towards low-cost, deep-tissue blood flow measurements
2019 · K. Murali, A. K. Nandakumaran, et al. · Biomedical Optics Express · 29
High-density speckle contrast optical tomography (SCOT) for three dimensional tomographic imaging of the small animal brain
2017 · Tanja Dragojević, Hari M. Varma, et al. · NeuroImage · 26
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Multi-speckle diffuse correlation spectroscopy to measure cerebral blood flow
2020 · K. Murali, Hari M. Varma · Biomedical Optics Express · 23
Study of turbid media with light: Recovery of mechanical and optical properties from boundary measurement of intensity autocorrelation of light
2009 · Hari. M. Varma, A. K. Nandakumaran, et al. · Journal of the Optical Society of America A · 15
On the equivalence of speckle contrast-based and diffuse correlation spectroscopy methods in measuring in vivo blood flow
2020 · K. Murali, A. K. Nandakumaran, et al. · Optics Letters · 12
Ultrasound-modulated optical tomography: recovery of amplitude of vibration in the insonified region from boundary measurement of light correlation
2011 · Hari. M. Varma, Kuriyakkattil P. Mohanan, et al. · Journal of the Optical Society of America A · 12
Laser speckle simulation tool based on stochastic differential equations for bio imaging applications
2022 · Murali K, Hari M. Varma · Biomedical Optics Express · 9
High-density diffuse correlation tomography with enhanced depth localization and minimal surface artefacts
2022 · Ria Paul, K. Murali, et al. · Biomedical Optics Express · 8
Convergence analysis of the Newton algorithm and a pseudo-time marching scheme for diffuse correlation tomography
2010 · Hari M. Varma, B. Banerjee, et al. · Journal of the Optical Society of America A · 5
Spatio-Temporal Simulation of Laser Speckles Using Stochastic Differential Equations
2025 · Soumyajit Sarkar, Murali K, et al. · IEEE Journal of Selected Topics in Quantum Electronics · 4
Tunable dynamical tissue phantom for laser speckle imaging
2024 · Soumyajit Sarkar, Murali K, et al. · Biomedical Optics Express · 4
A simple algorithm for diffuse optical tomography without Jacobian inversion
2022 · Ria Paul, K Murali, et al. · Biomedical Physics & Engineering Express · 4
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Generalized eigenvalue decomposition of the field autocorrelation in correlation diffusion of photons in turbid media
2012 · N. Hyvönen, A. K. Nandakumaran, et al. · Mathematical Methods in the Applied Sciences · 4
Direct reconstruction of complex refractive index distribution from boundary measurement of intensity and normal derivative of intensity
2007 · Hari M. Varma, R. Mohan Vasu, et al. · Journal of the Optical Society of America A · 4
Analysis of the inverse problem associated with diffuse correlation tomography
2012 · Akambadath Keerthiyil Nandakumaran, Hari M. Varma, et al. · Journal | MESA · 3
A simple algorithm for diffuse optical tomography (DOT) without matrix inversion
2021 · Ria Paul, Murali K., et al. · Diffuse Optical Spectroscopy and Imaging · 2
Speckle contrast optical tomography (SCOT): Reconstructing the three dimensional distribution of blood flow in deep tissues
2014 · Hari M. Varma, Claudia P. Valdes, et al. · Biomedical optics · 2
Supporting codes for "Vascular tree structure based perfusion phantom fabrication using modified Hele Shaw Cell method" by Das et al. (Communications Biology)
2026 · Susweta Das, Rakshe, Makrand, et al. · Zenodo (CERN European Organization for Nuclear Research) · 1
Dataset for "Vascular tree structure based perfusion phantom fabrication using modified Hele Shaw Cell method" by Das et al. (Communications Biology)
2026 · Susweta Das, Makrand Rakshe, et al. · Figshare · 1
Optimized laser speckle–based imaging system and methods for deep tissue cerebral blood flow imaging in small rodents
2025 · Ria Paul, Soumyajit Sarkar, et al. · Neurophotonics · 1
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A microfluidic based cerebral perfusion phantom for laser speckle imaging in small animals
2023 · Susweta Das, Ria Paul, et al. · Diffuse Optical Spectroscopy and Imaging · 1
Works count: 51
Citation count: 569
H-index: 10
I10-index: 10
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