Prabhakar Pradhan 's Academic
Prabhakar Pradhan
Research Assistant Professor
Northwestern University
McCormick School of Engineering and Applied Science
Tech Inst. E310, 2145 Sheridan Rd, Evanston, IL 60208
Tel: 847-372-6205 | Fax: 847-491-4928 | E-mail:
pradhan AT northwestern DOT edu
Preprints and Published Papers
I. Publications in Biophotonics:
(i) Mesoscopic to nanoscopic light transport properties of cell/tissu and cancer detections.
(Ideas based on transport in mesoscopic disordered media (condensed matter physics).)
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Partial Wave Spectroscopic (PWS) Microscopy : Mesoscopic to nanoscopic light transport properties of a
single biological cell and ultra-early detection of cancer
Prabhakar Pradhan, Y. Liu, Y. Kim, X. Li, R. Wali, H. Roy, V. Backman
Under Preparation (Abstract)
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Reflection statistics of weakly disordered optical medium when its mean refractive index is different from the outside medium
P. Pradhan, D. J. Park, I. Capoglu, H. Subramanian, D. Damania, L. Charkezyan, A. Taflove, and V. Backman
Optics Express , 2012
Link to the journal   /  
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Nanocytology of Rectal Colonocytes to Assess Risk of Colon Cancer Based on Field Cancerization
D. Damania, H. Roy, H. Subramanian, D. Weinberg, D. Rex, M. Goldberg, J. Muldoon, Y. Zhu, L. Bianchi,
D. Shah, P. Pradhan, M. Borkar, H. Lynch, and V. Backman
Cancer Research 72 , 1-8 (2012)
Link to the journal   /  
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Open source software for electric field Monte Carlo simulation of coherent backscattering in biological media containing birefringence
A. J. Radosevich, J. D. Rogers, I. R. Capoglu, N. N. Mutyal, P. Pradhan, and V. Backman
J. Bio. Med. Opt. 17 ,115001 (2012)
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Quantification of nanoscale density fluctuations by electron microscopy: probing cellular
alterations in early carcinogenesis
Prabhakar Pradhan, D. Damania, H. Joshi, V. Turzhitsky, H. Subramanian,
H. K. Roy, A. Taflove, V. P. Dravid, V. Backman
Physical Biology 8, 026012 (2011)
Link to the journal   /  
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Influence of chromosome density variations on the increase in nuclear disorder strength in carcinogenesis
J. S. Kim, P. Pradhan, V. Backman, and I. Szleifer
Physical Biology 8, 015004 (2011)
Link to the journal   /  
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Alternate formulation of enhanced backscattering as phase conjugation and
diffraction: derivation and experimental observation
Jeremy D. Rogers, Valentina Stoyneva, Vladimir Turzhitsky, Nikhil N.
Mutyal, Prabhakar Pradhan, Ilker R. Çapoglu, and Vadim Backman
Optics Express 8, 11922 (2011)
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"Quantification of Nanoscale Density Fluctuations using Electron Microscopy:
Light Localization Properties of Biological Cells"
Prabhakar Pradhan, D. Damania, H. Joshi, V. Turzhitsky, H. Subramanian,
H. K. Roy, A. Taflove, V. P. Dravid, V. Backman
Applied Physics Letters 97 , 243704 (2010)
Link to the journal   /  
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Biophotonics Detection of Buccal Epithelial Nano-Architectural Alterations in Patients
Harboring Lung Cancer: Implications for Screening
H. K. Roy, H. Subramanian, D. Damania, T. Hensing, D. Ray, A. Bogojevic,
P. Pradhan, J. Rogers, N. Hasabou, I. Caopglu, V. Backman
Cancer Research 70 , 774854 (2010)
Link to the journal   / 
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Role of Cytoskeleton in Controlling the Disorder Strength of Cellular Nanoscale Architecture
D. Damania, H. Subramanian, A. K. Tiwari, Y. Stypula, D. Kunte,
P. Pradhan, H. K. Roy, V. Backman
Biophysical Journal 99, 989, (2010)
Link to the journal   /  
PDF
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Partial wave microscopic spectroscopy detects sub-wavelength
refractive index fluctuations: an application to cancer diagnosis
H. Subramanian, Prabhakar Pradhan, Y. Liu, I. Capoglua, J. Rogers, H. K. Roy, and V. Backman
Optics Letters 34 ,(2009)
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Optical methodology for detecting histologically unapparent
nanoscale consequences of genetic alterations in biological
cells
H. Subramanian, Prabhakar Pradhan,
Y. Liu, I. Capoglua, X. Li, J. Rogers, A. Heiftez, D. Kunte,
H. K. Roy, A. Taflove, and V. Backman
Proc. Nat. Acad. Sci. USA (PNAS) 150, 20124 (2008)
Link to the journal   /  
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Nanoscale Cellular Changes in Field Carcinogenesis Detected by Partial Wave Spectroscopy
H. Subramanian, H. K. Roy, P. Pradhan, M. J. Goldberg, J. Muldoon,
R. E. Brand, C. Sturgis, T. Hensing, D. Ray, A. Bogojevic, J.
Mohammed, J-S Chang and V. Backman
Cancer Research 69 , 5357 (2009)
Link to the journal   /  
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(ii) Interplay between low-coherence properties of light and
coherent back scattering, and cancer detection.
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Association between Rectal Optical Signatures and Colonic Neoplasia: Potential Applications for Screening
H. K. Roy, V. Turzhitsky, Y. Kim, M. J. Goldberg, P. Watson, J. D.
Rogers, A. J. Gomes, A. Kromine, R. E. Brand, M. Jameel1, A. Bogovejic1,
P. Pradhan, and V. Backman
Cancer Research 69 , 4476 (2009)
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Low-coherence enhanced backscattering of light: characteristics and applications for colon cancer screening
Y. Kim, Prabhakar Pradhan, V. Turzhitsky, H. Subramanian, Y. Liu, R. K. Wali, H. K. Roy, and V. Backman
Proc. SPIE 6446 , 644606 (2007)
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Penetration depth of low-coherence enhanced backscattered light in subdiffusion regime
H. Subramanian, Prabhakar Pradhan, Y. Kim, V. Backman
Phys. Rev. E 75 , 041914 (2007)
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Penetration depth of low-coherence enhanced backscattering photons in the sub-diffusion regime
H. Subramanian, Prabhakar Pradhan, Y. Kim, V. Backman
Proc. SPIE 6436 , 643605 (2007)
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A model for Quantum Stochastic Absorption in Absorbing Disordered Media
Prabhakar Pradhan
Phys. Rev. B. 74 , 085107(2006)
Link to the journal ;   /  
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Low-coherence enhanced backscattering: review of principles and applications for cancer screening
Y. Kim, V. M. Turzhitksy, Yang Liu, Hemant. K. Roy, Ramesh K. Wali, H. Subramanian,
Prabhakar Pradhan, and V. Backman
J. Biomed. Opt 11, 041125 (2006)
Link to the journal   /  
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Circular polarization memory effect in low-coherence enhanced
backscattering of light
Y. Kim, Prabhakar Pradhan, Min H. Kim, and V. Backman
Opt. Lett. 31, 2744 (2006)
Link to the journal   /  
PDF   /  
cond-mat/0607307
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Origin of low-coherence enhanced backscattering
Y. L. Kim, Prabhakar Pradhan, H. Subramanian, Y. Liu, M.
Kim, and V. Backman
Opt. Lett. 31 , 1459(2006);  
The Virtual Journal for Biomedical Optics, Vol.1, Iss. 6, (2006);
Link to the journal   /  
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Photon random walk model of low-coherence enhanced backscattering (LEBS)
from anisotropic disordered media: a Monte Carlo simulation
H. Subramanian, Prabhakar Pradhan, Y. Kim, Y. Liu, X. Li,
V. Backman
Applied Optics 45, 6292 (2006)
Link to the journal   /  
PDF   /  
cond-mat/0508538
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Modeling low-coherence enhanced backscattering (LEBS) using photon random
walk model of light scattering
H. Subramanian, Prabhakar Pradhan, Y. Kim, Y. Liu, V. Backman
Proc. SPIE Vol. 6085 , p.1-9 (2006), Complex Dynamics and Fluctuations in
Biomedical Photonics III; Valery V. Tuchin; Ed.
Link to the journal   / 
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II. Publications in Quantum and Atom Optics:
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Suppression of error in qubit rotations due to Bloch-Siegert oscillation via the use of off-resonant Raman excitation
Prabhakar Pradhan, G. C. Cardoso and M. S. Shahriar
Accepted in J. Phys. B. (2008)
Link to the journal   /  
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Light-Shift Imbalance Induced Blockade of Collective Excitations Beyond the Lowest Order
M.S. Shahriar, Prabhakar Pradhan, G.S. Pati, V. Gopal, and K. Salit
Opt. Commun. 278, 94 (2007)
Link to the journal   /  
PDF   /  
quant-ph/0604120
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In-Situ Observation of the Phase of a Microwave Field using Single-Atom Nonlinear Optics
G. Cardoso, Prabhakar Pradhan, J. Morzinski, and M.S. Shahriar
Physical Review A 71, 063408(2005)
Link to the journal   /  
PDF   /  
quant-ph/0410219
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Wavelength Teleportation via Distant Quantum Entanglement
M.S. Shahriar, Prabhakar Pradhan, V.Gopal, J. Morzinski, G. Cardoso, and G. Pati
Optics Communications 266, 349(2006)
Link to the journal   /  
PDF   /  
quant-ph/0309085
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Two-dimensional Nanolithography using Atom Interferometry
A. Gangat, Prabhakar Pradhan, and M.S. Shahriar
Phys. Rev. A 71, 043606 (2005)
Link to the journal   /  
PDF   /  
quant-ph/0404158
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Demonstration of a Continuously Guided Atomic Interferometer using a Single-Zone
Optical Excitation
M.S. Shahriar, P. Pradhan, Y. Tan, M. Jheeta, J. Morzinsky, P.R. Hemmer
Journal of the Optical Society of America B 22, 1566 (2005)
Link to the journal   /  
PDF   /  
quant-ph/0311163
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Continuously Guided Atomic Interferometry using a Single-Zone Optical
Excitation: Theoretical Analysis
M.S. Shahriar, M. Jheeta, Y. Tan, Prabhakar Pradhan, A. Gangat
Opt. Commun. 243, 183(2004)
Link to the journal   /  
PDF   /  
quant-ph/0309147
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Driver-phase-correlated fluctuations in the rotation of a strongly driven quantum bit
M. S. Shahriar, Prabhakar Pradhan and Jacob Morzinski
Phys. Rev. A 69, 032308 (2004)
Link to the journal   /  
PDF   /  
quant-ph/0205120
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Fundamental limitation on qubit operations due to the Bloch-Siegert Oscillation
M. S. Shahriar and Prabhakar Pradhan
"The Proceedings of the 6th International Conference on Quantum Communication,
Measurement and Computing (QCMC'02) at MIT, Cambridge"
quant-ph/0212121
III. Publications in Photon Localization in Disordered Media (Optical/Microwave):
(Mesoscopic to Nanoscopic Transport Properties of Optical/Electronic Disordered Media)
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Spectral Statistics of Microwave in Chaotic and Disordered Billiards
Prabhakar Pradhan, S. Sridhar, and Wentao Lu
Under preperation (Abstract)
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From chaos to disorder: Statistics of the eigenfunctions of microwave
cavities
Prabhakar Pradhan and S. Sridhar
Pramana - Journal of Physics 58, 333 (2002)
Link to the journal   /  
PDF   /  
cond-mat/0201205
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Correlations due to localization in quantum eigenfunctions of disordered microwave cavities
Prabhakar Pradhan and S. Sridhar
Phys. Rev. Lett. 85, 2360 (2000)
Link to the journal   /  
PDF   /  
cond-mat/0003503
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Quantum correlations and classical resonances in an open chaotic system
Wentao Lu, Kristi Pance, Prabhakar Pradhan and S. Sridhar
Physica Scripta T90 , 238 (2001)
Proceedings of the Nobel Symposium on
``Quantum Chaos Y2k'',
Link to the journal   /  
PDF   /  
nlin.CD/0010038
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Quantum computation by optically coupled steady atoms/quantum-dots
inside a quantum electro-dynamic cavity
Prabhakar Pradhan, M. P. Anantram and Kang L. Wang
Submitted to Phys. Rev. Lett.
quant-ph/0002006
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Enhancement of coherent light amplification using Anderson localization
Prabhakar Pradhan
Phys. Rev. B 74 , 085107(2006)
Link to the Journal   /  
cond-mat/9807312
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Spin-valve effect in manganese-oxide perovskites : CMR
N. Kumar, G. V. Vijayagovindan and Prabhakar Pradhan
Giant Magnetoresistance and Related Properties of
Metal Oxides, Edited by
C.N.R. Rao and B. Raveau (World
Scientific Publishing, Singapore, 1998) pp 305-324
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Statictics of super-reflection
N. Kumar, Prabhakar Pradhan and A. M. Jayannavar
Superlattices and Microstructures 23, 853(1998)
Link to the journal
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Geometric phase for a dimerized disordered continuum: Topological shot noise
Prabhakar Pradhan and N. Kumar
Europhys. Lett. 44 , 131(1998)
Link to the journal   /  
PDF   /  
cond-mat/9712175
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Random Amplifying Media: Mirrorless Laser ,
Prabhakar Pradhan and N. Kumar
Proceedings of the National(Indian) Laser Symposium (Dec. 1997, PRL, Ahmedabad (India)) pp-70-72.
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Transport and localization of waves in one-dimensional disordered
media: Random phase approximation and beyond
Prabhakar Pradhan
cond-mat/9703255
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Comment on 'The mapping of the Coulomb problem
in to the oscillator', by David S. Bateman, Clinton Boyd
and Binayak Dutta-Roy, [Am. J. Phys. 60 (9),
833-836(1992)]
Prabhakar Pradhan
Am. J. Phys. 63, 664(1995)
Link to the journal   /  
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Localization of light in coherently amplifying random media
Prabhakar Pradhan and N. Kumar
Phys. Rev. B 50, 9644 (1994)
Link to the journal   /  
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* Click here to know more about "Mirrorless Laser" and papers
published
based on this paper
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Length-scale-dependent ensemble-averaged conductance of a 1D
disordered conductor : Conductance minimum
Nacir Tit, Prabhakar Pradhan and N. Kumar
Phys. Rev. B 49, 14715(1994)
Link to the journal   /  
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Suppression of conductance fluctuations in short one-dimensional
conductors
Prabhakar Pradhan and N. Kumar
Phys. Rev. B 48, 5661(1993)
Link to the Journal   /  
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Energy Band of One-dimensional Lattice with Two
Rectangular Potential Barrier Per Unit Cell
Prabhakar Pradhan, Mihir Arjunwadkar and Avinash Joshi
Physics Education(India) 9, 343(1993)
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