Publications in Refereed International Journals
N Nizam, M Ochoa, JT Smith, S Gao and X Intes, "Monte Carlo-based data generation for efficient deep learning reconstruction of macroscopic diffuse optical tomography and topography applications", Journal of Biomedical Optics, 27(8) 083016 (2022), doi: 10.1117/1.JBO.27.8.083016
JT Smith, A Rudkouskaya, S Gao, JM Gupta, A Ulku, C Bruschini, E Charbon, S Weiss, M Barroso, X Intes and X Michalet, "In vitro and in vivo NIR Fluorescence Lifetime Imaging with a time-gated SPAD camera", Optica, 5(9) 532-544 (2022), doi: 10.1364/OPTICA.454790
Y Gao, H Chao, L Cavuoto, P Yan, U Kruger, JE Norfleet, BA Makled, S Schwaitzberg, S De, and X Intes “Deep learning-based motion artifact removal in functional near-infrared spectroscopy (fNIRS),” Neurophotonics, 9(4):041406, PMID: 35475257
N Nizam, M Ochoa, J Smith, X Intes, “3D k-space reflectance fluorescence tomography via Deep Learning” Optics Letters, 47 (6), 1533-1536, doi: 10.1364/OL.450935
JT Smith, M Ochoa, D Faulkner, G Haskins, X Intes, "Deep learning in macroscopic diffuse optical imaging" J. Biomed. Opt. 27(2), 020901 (2022), doi: 10.1117/1.JBO.27.2.020901
Y Erim, X Intes, U Kruger, P Yan, B Van Voorst, B Makled, J Norfleet and S De, “Deep Neural Networks for the assessment of surgical skills: A systematic review,” Journal of Defense Modeling and Simulation: Applications, Methodology, Technology 1–13 (2021) DOI: 10.1177/15485129211034586.
R Dmitriev, X Intes and M Barroso, “Luminescence lifetime-imaging provides a unique molecular window into three-dimensional biological tissues,” J Cell Sci 134 (9): 1–17 (2021). PMID: 33961054
A Nemani, A Kamat, Y Gao, M Yucel, D Gee, C Cooper, S Schwaitzberg, X Intes, A Dutta and S De, “Functional Brain Connectivity Related to Surgical Skill Dexterity in Physical and Virtual Simulation Environments,” Neurophotonics 8(1), 015008 (2021). PMID: 33681406
Y Gao, L Cavuoto, A Dutta, U Kruger, P Yan, A Nemani, J Norfleet, BA Makled, J Silvestri, S Schwaitzberg, X Intes, S De, “Decreasing the Surgical Errors by Neurostimulation of Primary Motor Cortex and the Associated Brain Activation via Neuroimaging,” Frontiers in Neuroscience 15:651192 (2021). PMID: 33828456
Y Gao, P Yan, U Kruger, S De and X Intes, “Functional brain imaging reliably predicts bimanual motor skill performance in a standardized surgical task,” IEEE TBE 68(7): 2058-2066 (2021). PMID: 32755850
F Yang, X Gong, D Faulkner, S Gao, R Yao, Y Zhang, & X Intes, “Accelerating vasculature imaging in tumor using mesoscopic fluorescence molecular tomography via a hybrid reconstruction strategy,” Biochemical and Biophysical Research Communications 562 (2021): 29-35. PMID: 34030042
L Tian, B Hunt, MAL. Bell, J Yi, JT. Smith, M Ochoa, X Intes and NJ. Durr, “Deep Learning in Biomedical Optics,” Lasers in Surgery and Medicine (2021). PMID: 34015146.
RI. Dmitriev, X Intes and M Barroso, “Luminescence lifetime imaging of three-dimensional biological objects,” Journal of Cell Science 134(9), (2021). PMID: 33961054
A Rudkouskaya, JT. Smith, X Intes, and M Barroso, “Quantification of Trastuzumab-HER2 engagement in vitro and in vivo,” Molecules 14(25), 5976 (2020). PMID: 33348564
CL Roberge, DM Kingsley, DE Faulkner, CJ Sloat, L Wang, M Barroso, X Intes & DT Corr, ““Non-Destructive Tumor Aggregate Morphology and Viability Quantification at Cellular Resolution, During Development and in Response to Drug,” Acta Biomaterialia 117 (2020): 322-334.
E Aguenounon, JT Smith, X Intes, S Gioux, “Real-time, wide-field and high-quality single snapshot imaging of optical properties with profile correction using deep learning,” BOE 11(10), 5701-5716 (2020)
Y Gao, P Yan, U Kruger, S De and X Intes, “Functional brain imaging reliably predicts bimanual motor skill performance in a standardized surgical task,” IEEE TBE (online ahead of print)
A Rudkouskaya, N Sinsuebphon, M Ochoa, J Mazurkiewicz, X Intes and M Barroso, “Multiplexed non-invasive tumor imaging of glucose metabolism and receptor-ligand engagement using dark quencher FRET acceptor,” Theranostics 10.22 (2020): 10309
Y Gao, L Cavuoto, S Schwaitzberg, JE Norfleet, X Intes, and S De, “The effects of transcranial electrical stimulation on human motor functions: A comprehensive review of functional neuroimaging studies,” Frontiers in Neuroscience 14
M Ochoa, A Rudkouskaya, R Yao, P Yan, M Barroso & X Intes, “High Compression Deep Learning based Single-Pixel Hyperspectral Macroscopic Fluorescence Lifetime Imaging In Vivo,” BOE, 11(10), pp.5401-5424.
JT Smith, E Aguenounon, S Gioux, X Intes, “Macroscopic fluorescence lifetime topography enhanced via spatial frequency domain imaging,” Opt. Lett. 45(15), 4232-4235 (2020).
JT Smith, M Ochoa and X Intes, “UNMIX-ME: spectral and lifetime fluorescence unmixing via deep learning,” Biomedical Optics Express 11(7), 3857-3874 (2020).
S Yan, R Yao, X Intes and Q Fang, “Accelerating Monte Carlo forward model for structured light diffuse optical imaging via photon “sharing”,” Optics Letters 45(10), 2842-2845 (2020). PMID: 32412482
Y Gao, U Kruger, X Intes, S Schwaitzberg, S De, “A machine learning approach to predict surgical learning curves,” Surgery 167(2), 321-327 (2020).
MS Ozturk, VK Lee, H Zou, RH Friedel, X Intes, G Dai, “High resolution tomographic analysis of in vitro 3D glioblastoma tumor model under long-term drug treatment,” Science Advances 6: eaay7513 (2020).
JT Smith, R Yao, N Sinsuebphon, A Rudkouskaya, N Un, J Mazurkiewicz, M Barroso, P Yan and X Intes, “Fast fit-free analysis of fluorescence lifetime imaging via deep learning,” PNAS 116 (48), 24019-24030 (2019).
F Yang, D Faulkner, R Yao, M Ozturk, Y Zhangi, Q Qu, X Intes, “System configuration optimization for Mesoscopic Fluorescence Molecular Tomography,” BOE 10(11), 5660-5674 (2019).
DM Kingsley, CL Roberge, A Rudkouskaya, DF Faulkner, M Barroso, X Intes, DT Corr, “Laser-Based 3D Bioprinting for Spatial and Size Control of Tumor Spheroids and Embryoid Bodies,” Acta Biomaterialia, S1742-7061(19)30118-7 (2019).
R Yao, M Ochoa, P Yan and X Intes, “Net-FLICS: Fast Quantitative Wide-field Fluorescence Lifetime Imaging with Compressed Sensing – A deep learning approach,” Light Science and Applications (Nature journal), 8, Article number: 26 (2019).
S-J Chen, N Sinsuebphon, A Rudkouskaya, M Barroso, X Intes and X Michalet, “In vitro and in vivo phasor analysis of stoichiometry and pharmacokinetics using near-infrared dyes,” J Biophotonics. Mar;12(3):e201800185 (2019).
A Nemani, U Kruger, C Cooper, S Schwaitzeberg, X Intes and S De, “Objective assessment of surgical skill transfer using non-invasive brain imaging,” Surg Endosc. 33(8), 2485-2494 (2019)
F Yang, R Yao, M Ozturk, DM Faulkner, Q Qu and X Intes, “Improving mesoscopic fluorescence molecular tomography via preconditioning and regularization,” BOE 9(6), 2765-2778 (2018).
N Sinsuebphon, A. Rudkouskaya, M Barroso and X Intes, “Comparison of illumination geometry for lifetime-based measurements in whole-body preclinical imaging,” Journal of Biophotonics, Oct;11(10):e201800037
JP Angelo, S-J Chen, M Ochoa, U Sunar, S Gioux and X Intes, “Review of structured light in diffuse optical imaging,” Journal of Biomedical Optics 24(7), 071602 (2018).
A Rudkouskaya; N Sinsuebphon; X Intes; M Barroso, “Quantitative imaging of receptor-ligand engagement in intact live animals,” Journal of Controlled Release, 286, 451-459 (2018).
A Nemani, M Yücel, U Kruger, D Gee, C Cooper, S Schwaitzberg, S De, and X Intes, “Assessing bimanual motor skills with optical neuroimaging,” Science Advances 4(10): eat3807 (2018).
R Yao, X Intes and Q Fang, “Direct approach to compute Jacobians for diffuse optical tomography using perturbation Monte Carlo-based photon “replay”,” BOE 9(10), 4588-4603 (2018).
M Ochoa, Q Pian, N Ducros, and X Intes, “Assessing patterns for compressive fluorescence lifetime imaging,” Optics Letters, 43, 1–4 (2018).
A Nemani, U Kruger, C Cooper, S Schwaitzeberg, X Intes and S De, “Objective assessment of surgical skill transfer using non-invasive brain imaging,” Surg Endosc. Aug;33(8):2485-2494.
Q Pian, R Yao, X Intes, “Hyperspectral wide-field time domain single-pixel diffuse optical tomography platform,” BOE 9(12), 6258-6272 (2018).
W Cong, X Intes, G Wang, “Reconstruction of optical parameters for molecular tomographic imaging,” arXiv preprint arXiv:1707.01197 (2017)
R Yao, M Ochoa, X Intes, P Yan, “Deep Compressive Macroscopic Fluorescence Lifetime Imaging,” arXiv preprint arXiv:1711.06187 (2017)
W Cong, X Intes and G Wang, “Optical tomographic imaging for breast cancer detection,” Journal of Biomedical Optics, 22(9), 096011 (2017).
F Yang, M Ozturk, R Yao and X Intes, “Improving mesoscopic fluorescence molecular tomography through data reduction,” Biomedical Optics Express, 8(8), 3868-3881 (2017).
F Long and X Intes, “Dental optical tomography with upconversion nanoparticles-a feasibility study”, Journal of Biomedical Optics 22(6), 066001 (2017).
Q Pian, R Yao, N Sinsuebphon, X Intes, “Compressive Hyperspectral Time-resolved Wide-Field Fluorescence Lifetime Imaging,” Nature Photonics, 11, 411-414(2017).
W Han, F Long, W Cong, X Intes and Ge Wang, “Radiative transfer with delta-Eddington-type phase functions,” Applied Mathematics and Computation 300, 70-78 (2017).
M Ozturk, CW Chen, R Ji, L Zhao, BN Nguyen, J Fisher, Y Chen and X Intes, “Mesoscopic Fluorescence Molecular Tomography for Evaluating Engineered Tissues,” Annals of Biomedical Engineering 44(3), 667-679 (2016).
F Long, F Li, X Intes and S Kotha, “ Radiative transfer equation modeling by streamline diffusion modified continuous Galerkin method, ” Journal of Biomedical Optics 21(3), 036003 (2016).
R Yao, X Intes and Q fang, “ Generalized Mesh-based Monte Carlo for Wide-field Sources and Detectors via Mesh Retesselation, ” Biomedical Optics Express, 7(1) 171-184 (2016).
T Omer, X Intes, and J Hahn, “Temporal data set reduction based on D-optimality for quantitative FLIM-FRET imaging.” PLOS ONE, Dec 11;10(12):e0144421
M Ozturk, CW Chen, R Ji, L Zhao, BN Nguyen, J Fisher, Y Chen and X Intes, “ Mesoscopic Fluorescence Molecular Tomography for Evaluating Engineered Tissues,” Annals of Biomedical Engineering, Mar;44(3):667-79. (2015)
Sez-Jade Chen, Nattawut Sinsuebphon, Xavier Intes. “Assessment of Gate Width Size on Lifetime-Based Forster Resonance Energy Transfer Parameter Estimation.” Photonics 2(4), 1027-1042 (2015).
A Edmans, X Intes. “Mesh Optimization for Monte Carlo-based Optical Tomography.” Photonics 2, 375-391 (2015).
R Yao, P Qi and X Intes, “Wide-Field Fluorescence Molecular Tomography with Compressive Sensing based Preconditioning,” Biomedical Optics Express 6(12), 4887-4898 (2015).
Q Pian, R Yao, L Zhao and X Intes. “Hyperspectral time-resolved wide-field fluorescence molecular tomography based on structured light and single-pixel detection.” Optics Letters, Vol. 40, Issue 3, pp. 431-434 (2015).
F Yang, M Ozturk, L Zhao, W Cong, G Wang and X Intes, “High-resolution mesoscopic fluorescence molecular tomography based on compressive sensing.” IEEE Biomedical Engineering 62(1), pp. 248-255 (2015).
F Long , M Ozturk , Mark Wolff , X Intes and S Kotha. “Dental Imaging using Mesoscopic Fluorescence Molecular Tomography: An ex vivo feasibility study.” Photonics 1(4), 488-502 (2014).
S Rajoria, L Zhao, X Intes and M Barroso, “FLIM-FRET for cancer applications.” Current Molecular Imaging,3(2), 144-161 (2014). DOI: 10.2174/2211555203666141117221111.
Q Pian, C Wang, X Chen, J Liang, L Zhao, G Wang and X Intes, “Multimodal Biomedical Optical Imaging Review: Towards Comprehensive Investigation of Biological Tissues.” Current Molecular Imaging,3(2), 72-87 (2014).
T Omer, L Zhao, X Intes and J Hanh, “Reduced temporal sampling effect on accuracy of time-domain fluorescence lifetime Forster resonance energy transfer.” Journal of Biomedical Optics 19(8), 086023 (2014).
L Zhao, H Yang, W Cong, G Wang and X Intes, “ Lp Regularization for Early Time-Gate Fluorescence Molecular Tomography.” Optics Letters 39(14), 4156-4159 (2014).
Lingling Zhao, Ken Abe, Shilpi Rajoria, Qi Pian, Margarida Barroso, and Xavier Intes, “ Spatial light modulator based active wide-field illumination for ex vivo and in vivo quantitative NIR FRET imaging.” Biomedical Optics Express,5(3),944-960 (2014).
Mehmet S. Ozturk, Daniel Rohrbach, Ulas Sunar, Xavier Intes, “ Mesoscopic Fluorescence Tomography of a Photosensitizer (HPPH) 3D Biodistribution in Skin Cancer.” Academic Radiology 21(2) 2014,271-280.
K Abe, L Zhao, A Periasamy, X Intes and M Barroso, “ Non-Invasive In Vivo Imaging of Near Infrared-labeled Transferrin in Breast Cancer Cells and Tumors Using Fluorescence Lifetime FRET. ” PLoS ONE 8(11): e80269.
M Ozturk, L Zhao, V Lee, G Dai and X Intes, “ Mesoscopic fluorescence molecular tomography of reporter genes in bioprinted thick tissue.” Journal of Biomedical Optics, 18 (10), 100501 (October 03, 2013).
L Zhao, K Abe, M Barroso and X Intes, “Active wide-field illumination for high-throughput fluorescence lifetime imaging.” Optics Letters 38(20), 3976-3979 (2013).
X Intes, “Guiding Light” International Innovation , 9, 68-70 (2013).(learn more)
V Venugopal and X Intes, “Adaptive Wide-field Optical Tomography,” Journal of Biomedical Optics 18(3), 036006 (2013).
V Venugopal, J Chen, M Barrosso and X Intes, “Quantitative tomographic imaging of intermolecular FRET in small animals,” Biomedical Optics Express 3(12), 3161-3175 (2012).
J Chen, Q Fang and X Intes, “Mesh-based Monte Carlo method in time-domain widefield fluorescence molecular tomography,,” Journal of Biomedical Optics 17(10), 106009 (2012).
M Pimpalkhare, J Chen, V Venugopal and X Intes, “Ex Vivo Fluorescence Molecular Tomography of the Spine,” International Journal of Biomedical Imaging, Epub Nov 8 (2012).
X Intes, V Venugopal, J Chen, F Azar,“Multimodal diffuse imaging system,” in Biomedical Optical Imaging Techniques: Design and Applications, Springer, Chapter 7: 351-374 (2012).
L Zhao, V Lee, G Dai and X Intes, “The integration of 3-D cell printing and mesoscopic fluorescence molecular tomography of vascular constructs within thick hydrogel scaffolds,” Biomaterials 33 (21), 5325-5332 (2012).
V Venugopal and X Intes, “Recent advances in optical mammography,” Current Medical Imaging Reviews 8(4), 244-259 (2012).
J Chen, V Venugopal and X Intes, “A Monte Carlo based method for fluorescence tomographic imaging with lifetime multiplexing using time gates,” Biomedical Optics Express 2, 871-886 (2011)
X Intes and Fred S Azar, “ Advances in optical mammography,” in Advanced Optical Imaging Technologies for Clinical Medicine, Editors N Iftimia, W Brugge, D Hammer, Wiley &Sons, Chapter 11: 307-336 (2011).
J Chen and X Intes, “Comparison of Monte Carlo Methods for Fluorescence Molecular Tomography - Computational Efficiency,,” Medical Physics 38 (10), 5788-5798 (2011).
S Belanger, M Abran, X Intes, C Casanova and F Lesage, “Real time Diffuse Optical Tomography based on Structured Illumination,,” Journal of Biomedical Optics 15, 016006 (2010)
J Chen, V Venugopal, F Lesage and X Intes, “Time Resolved Diffuse Optical Tomography with patterned light illumination and detection,,” Optics Letters 35, 2121-2123 (2010)
V Venugopal, J Chen and X Intes, “Development of an optical imaging platform for functional imaging of small animals using wide-field excitation,,” Biomedical Optics Express 1, 143-156 (2010)
RA Waniewski, X Intes, V Venugopal, et al., “Development of Procedures for Bioimaging Rodents using Fluorescence Molecular Tomography, Magnetic Resonance Imaging, and Microscale, Computed X-Ray Tomography,” Journal of the American Association for Laboratory Animal Science 49, 730-730 (2010)
V Venugopal, J Chen , F Lesage and X Intes, “Full-field time-resolved fluorescence tomography of small animals,” Optics Letters 35, 3189-3191 (2010)
J Chen and X Intes, “Time-gated perturbation Monte Carlo for whole body functional imaging in small animals,” Optics Express 17, 19566-19579 (2009)
B Alacam, B Yazici, X Intes and B Chance, “Pharmacokinetic-rate images of indocyanine green for breast tumors using near-infrared optical methods,” Phys. Med. Biol. 53, 837-859 (2008)
M Guven, E Giladi, B Yazici, K Kwon and X Intes, “Effect of discretization error and adaptive mesh generation in diffuse optical absorption imaging: Part I,” Inverse Problem 23, 1115-1133 (2007)
M Guven, E Giladi, B Yazici, K Kwon and X Intes, “Effect of discretization error and adaptive mesh generation in diffuse optical absorption imaging: Part II,” Inverse Problems 23, 1133-1160 (2007)
B Alacam, B Yazici, X Intes and B Chance, “Extended Kalman Filtering for Modeling and Analysis of ICG Pharmacokinetics in Cancerous Tumors using NIR Optical Methods,” IEEE Biomedical Engineering 53, 1861-1871 (2006).
S Srinivasan, BW Pogue, H Dehghani, F Leblond and X Intes, “Data subset algorithm for computationally efficient reconstruction of 3-D spectral imaging in diffuse optical tomography,” Optics Express 14, 5394-5410 (2006)
S Nioka, S Wen, J Zhang, J Du, X Intes, Z Zhao, and B Chance, “Simulation Study of Breast Tissue Hemodynamics During Pressure Perturbation,” Adv. Exp. Med. Biol. 566, 17-22 (2005).
X Intes and B Chance, “Non-PET Functional Imaging Techniques (Part I) Optical,” Radiologic Clinics of North America. 43, 221-234 (2005).
Y Chen, X Intes and B Chance, “Development of high sensitivity near-infrared fluorescence imaging device for early cancer detection,” Biomedical Instrumentation & Technology. 39, 75-85 (2005).
S Lam, F Lesage and X Intes, “Time Domain Fluorescent Diffuse Optical Tomography: Analytical expressions,” Optics Express 13, 2263-2275 (2005).
M Guven, B Yazici, X Intes, and B Chance, “Diffuse Optical Tomography with a priori Anatomical Information,” Phys. Med. Biol. 50, 2837-2858 (2005).
X Intes, “Time-Domain Optical Mammography SoftScan: Initial Results,“ Academic Radiology 12, 934-947 (2005).
X Intes and B Chance, “Multi-frequency Diffuse Optical Tomography,” Journal of Modern Optics 52, 2139-2159 (2005).
X Intes, C Maloux, M Guven, B Yazici and B Chance, “Diffuse Optical Tomography with physiological and spatial a-priori constraints,” Phys. Med. Biol. 49, N155-164 (2004).
G Zheng, Y Chen, X Intes, B Chance and J Glickson, “Contrast-Enhanced NIR Optical Imaging for subsurface cancer detection,” Journal of Porphyrin and Phthalocyanines 8, 1106- 1118 (2004).
Y Chen, X Intes, DR Tailor, R Regatte, H Ma, V Ntziachristos, J Leigh, R Reddy and B Chance, “Probing Rat Brain Oxygenation with Near-Infrared (NIR) Spectroscopy and Magnetic Resonance Imaging (MRI),” Oxygen Transport to Tissue XXIII, edited by D.Wilson et al., Kluwer academic, 199-204 (2003).
Y Chen, D Tailor, X Intes and B Chance, “Correlation between Near-Infrared spectroscopy (NIRS) and magnetic resonance imaging (MRI) on rat brain oxygenation modulation,” Phys. Med. Biol. 48, 417-427 (2003).
X Intes, J Ripoll, T Kitai, Y Chen, S Nioka, A Yodh and B Chance, “In vivo continuous-wave optical breast imaging enhanced with Indocyanine Green,” Medical Physics 30, 1039-1047 (2003).
Y Chen, C Mu, X Intes, D Blessington and B Chance, “Near-infrared phase cancellation instrument for fast and accurate localization of fluorescent heterogeneity,” Rev. Sci. Instrum. 74, 3466-3473 (2003).
Y Chen, G Zheng, Z Zhang, D Blessington, M Zhang, H Li, Q Liu, L Zhou, X Intes and B Chance, “Metabolism Enhanced Tumor Localization by Fluorescence Imaging: In Vivo Animal Studies,” Optics Letters 28, 2070-2072 (2003).
X Intes, V Ntziachristos, J Culver, A Yodh and B Chance, “Projection access order in Algebraic Reconstruction Techniques for Diffuse Optical Tomography,” Phys. Med. Biol. 47, N1-N10 (2002).
X Intes, V Ntziachristos and B Chance, “Analytical model for dual-interfering sources Diffuse Optical Tomography,” Optics Express 10, 2-14 (2002).
X Intes, Y Chen, X Li and B Chance, “Detection limit enhancement of fluorescent heterogeneities in turbid media by dual-interfering excitation,” Applied Optics 41, 3999-4007 (2002).
Y.Lin, G.Lech, S.Nioka, X Intes and B Chance, “Non-invasive, low-noise, fast imaging of blood volume and deoxygenation changes in muscles using LED continuous-wave (CW) imager,” Review of Scientific Instruments 73, 3065-74 (2002).
T Tu, Y Chen, J Zhang, X Intes and B Chance, “Analysis on Performance and Optimization of Frequency-domain Near-Infrared Instruments,” J. Biomed. Opt. 7, 643-649 (2002).
Y Chen, C Mu, X Intes and B Chance, “Adaptive Calibration for Object Localization in Turbid Media with Interfering Diffuse Photon Density Waves,” Applied Optics 41, 7325-7333 (2002).
X Intes, B Chance, M Holboke and A Yodh, “Interfering diffusive photon-density waves with an absorbing-fluorescent inhomogeneity,” Optics Express 8, 223-231 (2001).
Y Chen, C Mu, X Intes and B Chance, “Signal-to-noise analysis for detection sensitivity of small absorbing heterogeneity in turbid media with single-source and dual-interfering-source,” Optics Express 9, (2001).
F Pellen, X Intes, P Olivard, Y Guern, J Cariou and J Lotrian, “Determination of water frequency response by backscattering measurement,” J. Phys. D: Appl. Phys. 33, 349-354 (2000).
X Intes, B Le Jeune, F Pellen, Y Guern, J Cariou and J Lotrian, “Localization of the virtual point source used in the diffusion approximation to model collimated beam source,” Waves in Random Media 9, 489-499 (1999).
X Intes, B Le Jeune, F Pellen, Y Guern, J Cariou and J Lotrian, “Determination of optical properties of multiple-scattering media by using a coherent-modulated source,” J. Opt. 28, 218-224 (1997).