Quantum Optics and Quantum Information Science Group

 

Publications in 2010: 

 

Supersensitive measurement of angular displacements using entangled photons 

Anand Kumar Jha, Girish S. Agarwal, Robert W. Boyd

arXiv: 1011.2833

 

Optimized pulse sequences for suppressing unwanted transitions in quantum systems

C.A. Schroeder, G.S. Agarwal

arXiv: 1010. 5215

 

Electromagnetically Induced Transparency from Two Phonon Processes in Quadratically Coupled Membranes

Sumei Huang, G. S. Agarwal

arXiv: 1010. 0757

 

Quantum Entanglement Initiated Super Raman Scattering

G.S.Agarwal

arXiv:1009.4449

 

Parity Detection in Quantum Optical Metrology Without Number Resolving Detectors

William N. Plick, Petr M. Anisimov, Jonathan P. Dowling, Hwang Lee, Girish S. Agarwal
New J. Phys. 12 113025 (2010)
 

Can reactive coupling beat motional quantum limit of nano waveguides coupled to microdisk resonator

Sumei Huang, G. S. Agarwal

Phys. Rev. A 82, 033811 (2010)

 

Non-locality from N > 2 Independent Single-Photon Emitters

C. Thiel, R. Wiegner, J. von Zanthier, G. S. Agarwal

Phys. Rev. A 82, 032116 (2010)

 

 

Entanglement and non-locality of independent photons from mixed quantum and semiquantum sources

R. Wiegner, J. von Zanthier, G. S. Agarwal

arXiv: 1005.4176

 

Protecting Bi-Partite Entanglement by Quantum Interferences

Sumanta Das, G S Agarwal

Phys. Rev. A 81, 052341 (2010)

 

Creating path entanglement and violating Bell inequalities by independent photon sources

R. Wiegner, C. Thiel, J. von Zanthier, G. S. Agarwal

Physics Letters A 374, 3405 (2010)

 

Saving Entanglement via Nonuniform Sequence of $\pi$ Pulse

G. S. Agarwal

Phys. Scr. 82 (2010) 038103

 

Reactive-Coupling-Induced Normal Mode Splittings in Microdisk Resonators Coupled to Waveguides

Sumei Huang, G. S. Agarwal

Phys. Rev. A 81, 053810 (2010)

 

Amplification of maximally-path-entangled number states

G. S. Agarwal, S. Chaturvedi, Amit Rai

Phys. Rev. A 81, 043843 (2010)

 

The Electromagnetically Induced Transparency in Mechanical Effects of Light

G. S. Agarwal, Sumei Huang

Phys. Rev. A 81, 041803(R) (2010)

 

Normal Mode Splitting and Antibunching in Stokes and Anti-Stokes Processes in Cavity Optomechanics: Radiation Pressure Induced Four-Wave Mixing Cavity Optomechanics   

Sumei Huang, G. S. Agarwal

Phys. Rev. A 81, 033830 (2010)

 

Measuring Arbitrary-order Coherences: The Tomography of Multiphoton Polarization-entangled States

Uwe Schilling, Joachim von Zanthier, Girish S. Agarwal

Phys. Rev. A 81, 013826 (2010)   

 

Tunable Entanglement, Antibunching and Saturation effects in Dipole Blockade

J. Gillet, G. S. Agarwal, T. Bastin

Phys. Rev. A 81, 013837 (2010) 

 

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Publications in 2009: 

 

 

Sub-nanoscale Resolution for Atom Localization, Lithography and Microscopy via Coherent Population Trapping

K. T. Kapale, G. S. Agarwal

arXiv:0912.1289

 

Coherent-Light Boosted, Super-Sensitive, Quantum Interferometery

William N. Plick, Jon P. Dowling, G. S. Agarwal

arXiv:0911.5714

  

Non-Gaussian and Gaussian Entanglement in Coupled Leaky Waveguides

Amit Rai, Sumanta Das, G. S. Agarwal

arXiv:0907.2432

 

How much quantum noise of amplifiers is detrimental to entanglement

G.S. Agarwal, S. Chaturvedi

Opt. Commu. 283, 839 (2010).

 

Entangling nanomechanical oscillators in a ring cavity by feeding squeezed light

Sumei Huang, G. S. Agarwal

New J. Phys. 11 (2009) 103044

 

Decoherence effects in interacting qubits under the influence of various environments

Sumanta Das, G S Agarwal

J. Phys. B: At. Mol. Opt. Phys. 42, 205502 (2009)

 

Normal mode splitting in a coupled system of nanomechanical oscillator and parametric amplifier cavity

Sumei Huang, G. S. Agarwal

Phys. Rev. A 80, 033807 (2009)

 

Possibility of Coherent Phenomena like Bloch Oscillations with Single Photons via W-States

Amit Rai, G. S. Agarwal

Phys. Rev. A 79, 053849 (2009)

 

Bright and Dark periods in the Entanglement Dynamics of Interacting Qubits in Contact with the Environment

Sumanta Das, G. S. Agarwal

J. Phys. B: At. Mol. Opt. Phys. 42, 141003 (2009)

 

Enhancement of Cavity Cooling of a Micromechanical Mirror Using Parametric Interactions

Sumei Huang, G. S. Agarwal

Phys. Rev. A 79, 013821 (2009)

 

Operational Determination of Multiqubit Entanglement Classes via Tuning of Local Operations

T. Bastin, C. Thiel, J. von Zanthier, L. Lamata, E. Solano, and G. S. Agarwal

Phys. Rev. Lett. 102, 053601 (2009)

 

Sub-Rayleigh Quantum Imaging Using Single Photon Sources

C. Thiel, T. Bastin, J. von Zanthier, G. S. Agarwal

Phys. Rev. A 80, 013820 (2009) 

 

Subdiffraction propagation of images using saturated absorption of optical transition

T. N. Dey,  G. S. Agarwal

Optics Letters, 34, 3199 (2009)

 

Solitonic behaviour in coupled multi atom-avity systems

M. Paternostro, G. S. Agarwal and M. S. Kim
New J. Phys. 11,  013059 (2009)

 

Feshbach resonance-induced Fano interference in photoassociation
Bimalendu Deb and G. S. Agarwal
J. Phys. B: At. Mol. Opt. Phys.42, 215203 (2009)

 

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Publications in 2008: 

 

Nonclassical Correlation of Polarization Entangled Photons in a Biexciton-Exciton Cascade

Sumanta Das and G.S. Agarwal

J. Phys. B: At. Mol. Opt. Phys. 41 (2008) 225502

 

Non Electromagnetically Induced Transparency Mechanisms for Slow Light

G.S. Agarwal and Tarak Nath Dey

Lasers and Photonics Review (2008)--Invited Review

 

Multipartite entanglement criterion from uncertainty relations

J. Gillet, T. Bastin, and G. S. Agarwal

Phys. Rev. A 78, 052317 (2008)

 

Solitons in Interacting Dicke Models of coupled cavities with two level atoms

M. Paternostro, G. S. Agarwal and M S Kim
New J Phys, 10 (2008)

 

Quantum Interferences in Cooperative Dicke Emission from Spatial Variation of Laser Phase

Sumanta Das, G.S. Agarwal and M. O. Scully

Phys. Rev. Lett 101, 153601 (2008).   

                      

Transport and Quantum Walk of Nonclassical Light in Coupled Waveguides

A Rai,  G S Agarwal and J H H Perk

Phys. Rev. A 78, 042304 (2008)   

            

Entanglement of two Distant Bose Einstein Condensates by Detection of Bragg Scattered Photons

Bimalandu Deb and G.S. Agarwal

Phys. Rev. A 78, 013639 (2008) 

 

A Quantum Optical Spring

A Rai and G S Agarwal

Phys. Rev. A 78, 013831 (2008) 

         

Quantum States of Light Produced by a High Gain Optical Parametric Amplifier for use in Quantum Lithography                           R Boyd,  G.S. Agarwal, K W Chan, A.K.Jha, and M.N.O Sullivan                Opt. Commu. 281, 3732 (2008)

 

        Quantum Imaging using Coherent Beam Stimulated Parametric Down

          Conversion

          Aziz Kolkiran and G. S. Agarwal

          Opt. Exp. 16. 6479 (2008)

   

Photon-Photon Correlations as a Probe of Vacuum Induced Coherence Effects

Sumanta Das and G. S. Agarwal

Phys. Rev. A 77, 033850 (2008)   

 

Electromagnetic field induced modification of branching ratios for emission in structured vacuum

G.S.Agarwal and Sumanta Das

New J. Phys. 10, 013014 (2008)

 

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Publications in 2007: 

 

Generation of Symmetric Dicke states of Remote Qubits with Linear Optics
Ch. Thiel, J. von Zanthier, Th. Bastin, E. Solano , and G. S. Agarwal

Phys. Rev. Lett. 99, 193602 (2007)

 

Quantum Imaging with incoherent photons
Ch. Thiel, E. Solano, Th. Bastin, J. Martin, J. von Zanthier, and G. S. Agarwal
Phys. Rev. Lett. 99, 133603 (2007)  

 

Laser-Induced Resonance Shifts of Single Molecules Self-Coupled by a Metallic Surface
O. Labeau, Ph. Tamarat, H. Courtois, G. S. Agarwal, and B. Lounis,
Phys. Rev. Lett. 98, 143003 (2007)

 

Fast light solitons in resonant media                                                
G. S. Agarwal and T. N. Dey
Phys. Rev. A 75, 043806 (2007)     

                                               

Quantum random walk of two entangled qubits    

P. K. Pathak and G. S. Agarwal                                                           

Phys. Rev. A 75, 032351 (2007)                                                             

 

Realization of quantum mechanical weak values of observables using entangled photons
G.S. Agarwal and P.K. Pathak
Phys. Rev. A 75, 032108 (2007)
                                                            

 

Heisenberg Limited Sagnac Interferometry                                            

A. Kolkiran and G. S. Agarwal                                                              

Opt. Exp. 15, 6798 (2007)                                                   

 

Nonclassicality and Decoherence of Photon Subtracted Squeezed States                                                                                                     

A. Biswas and G. S. Agarwal                                     

Phys. Rev. A 75, 032104 (2007) 

 

Quantum correlations between a pair of Raman photons from a single atom under arbitrary excitation condition
A. K. Patnaik, P. S. Hsu, G. S. Agarwal, G. R. Welch, and M. O. Scully
Phys. Rev. A 75, 023807 (2007)

 

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Publications in 2006:   

 

Generation of Werner states via collective decay of coherently driven atoms 
G S Agarwal and K Kapale, 

Phys. Rev. A  73, 022315 (2006)

                         

Entangling pairs of nano cantlevers, Cooper- pair boxes and mesoscopic teleportation 
S Bose and G S Agarwal, 

New J Phys. 8, 34 (2006).

 

Two-Photon excitation dynamics in bound two-body Coulomb systems including AC Stark shift and ionization  
M. Haas, U. D. Jentschura, C,H, Keitel, N. Kolachevsky, M. Herrmann, P. Fendel, M. Fischer, Th. Udem, R. Holzwarth, T. W. Hansch, M. O. Scully, and G. S. Agarwall,

Phys. Rev. A 73, 052501 (2006).

 

Ultraslow light in inhomogeneously broadened media
G.S. Agarwal and Tarak Nath Dey, 

Phys. Rev. A 73, 043809 (2006).

 

A new class of exact solitary wave solutions of one dimensional Gross-Pitaevskii equation
R.Atre, P K Panigrahi  and  G.S. Agarwal,

Phys. Rev. E 73, 056611 (2006).

 

Correlated imaging with shaped partially coherent light
Erwan Baliene,  A Dogariu and G S Agarwal,

Opt Lett 31, 2124 (2006).

 

Interferences in parametric interactions driven by quantized fields
G.S. Agarwal,

Phys. Rev. Lett  97, 023601  (2006)

 

Extreme sub-wavelength localisation of neutral atoms via coherent population trapping
G S Agarwal and K Kapale, 

J Phys B  39, 3437 (2006)

 

Entanglement by linear SU(2) transformations: generation and evolution of quantum vortex states
G S Agarwal and J Banerji, 

J Phys. A  39, 11503, (2006)

 

Competition between electromagnetically induced transparency and Raman  processes
G.S. Agarwal, Tarak Nath Dey and D. Gauthier, 

Phys. Rev. A 74, 043805 (2006)

 

Rotational frequency shifts for electromagnetic fields of arbitrary state of coherence and polarization
G. S. Agarwal and G. Gbur,

Opt Lett 31, 3080 (2006)

 

Towards Heisenberg limit in magnetometry with parametric down converted photons   
A Kolkiran and G.S. Agawal,

Phys. Rev. A 74, 053810 (2006)

 

Cavity mediated long range interaction for fast quantum logic and quantum entanglement
G.S. Agarwal, In Quantum Computing-Back Action, Ed. D Goswam American Institute of Physics Conference Proceedings 864 [ New York, 2006] p 81.

 

Measurement induced spatial modulation of spontaneous decay  
J. von Zanthier, T Bastin and   G.S. Agarwal,

Phys. Rev. A Rapid Communication 74, 061802 (2006)

 

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Publications in 2005:

 

Implementing Deutsch  Jozsa algorithm using light shifts and atomic ensembles.
S. Dasgupta, Asoka Biswas and G.S. Agarwal,

Phys. Rev. A. 71, 012333, 2005.

                         

Generation of Complete Coherence in Young s Interference Experiment with Random Electromagnetic Beams.
G .S. Agarwal, A. Dogariu, T.D. Visser and E. Wolf,

Optics Letters 30, 120-122, 2005.

 

A Langevin analysis of fundamental noise limits in Coherent Anti-Stokes Raman Spectroscopy.
Kunal K. Das , G.S. Agarwal, Yu. M. Golubev and M.O. Scully,

Phys. Rev. A 71, 013802, 2005.

                         

Microscopic origin of spatial coherence and Wolf shifts.
G.S. Agarwal, In Festschrift in honor of Prof. E. Wolf, Edited by T. Jansen,

[ SPIE Press 2005] 141-152.

 

Utility of 3x3 polarization matrices for partially polarized transverse electromagnetic fields.
G.S. Agarwal,

Journal of Modern Optics 52, 651-654, 2005.

                         

Experimental studies of spontanenous emission from dopants in an absorbing dielectric
D. Narayana Rao, G. Manoj Kumar and G.S. Agarwal,

Optics Letters 30, 732-734, 2005.

                        

Generation of a superposition of multiple mesoscopic states of radiation in a resonant cavity
P. Pathak and G. S. Agarwal,

Phys. Rev. A. 71 043823, 2005.

                        

Vacuum induced Stark shifts for quantum logic using a collective system in a high quality dispersive cavity.
A. Gabris and G. S. Agarwal,

Phys. Rev. A. 71, 052316, 2005.

                        

Multiparticle entanglement and the Schrodinger cat states using ground state coherences.
G.S. Agarwal, P.Lougovski and H. Walther,

J Modern Optics 52, 1397, 2005.

                       

Causality in propagation of a pulse in a nonlinear dispersion medium.
G.S. Agarwal and Tarak Nath Dey,

J Mod Optics 52, 1449, 2005.

                       

Electromagnetically induced magnetochiral anisotropy in a resonant medium
V A Sautenkov, V V Rostovtsev, H Chen, P Hsu, M O Scully and G S Agarwal,

Phys. Rev. Lett 94, 233601, 2005.

 

Quantum random walk of the field in an externally driven cavity
G.S. Agawal and P.K. Pathak,

Phys. Rev.A.72, 033815, 2005.

                       

Quantitative Measures of Entanglement in Pair Coherent States
G. S. Agarwal and A. Biswas,

J. Opt. B. 7, 350, 2005.

 

Inseparability inequalities for higher order moments for bipartite states
G. S. Agarwal and A. Biswas,

New J Phys. 7, 211, 2005.

 

Quantum correlations between a pair of Raman photons from a single atom under arbitrary excitation condition
A K Patnaik, G S Agarwal, C H R Ooi and M O Scully,

Phys. Rev. A 72, 043811, 2005.

                      

Cavity mediated long-range interaction for fast multiqubit logic operations
K Kapale, G S Agarwal and M O Scully,

Phys. Rev. A 72, 052304 , 2005.

 

Controlled-NOT gates for four level atoms in a bimodal cavity
A. Gabris and G. S. Agarwal,

Acta. Phys. Hung. B23/1-2, 19 (2005).

 

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Publications in 2004:   

 

Atomic absorbers for controlling pulse propagation in resonators. 

 V.S.C. Manga Rao, S. Dutta Gupta and G.S. Agarwal,

Optics Letters, 29, 307-309, 2004.     

                         

Coherence properties of sunlight.
G.S. Agarwal, G. Gbur and E. Wolf,

Optics Letters, 29, 459-461, 2004.

 

Sub-luminal to superluminal propagation in a left handed medium.
S. Duttagupta, R. Arun and G.S. Agarwal,

Phys. Rev.B, 69, 113104, 1-4, 2004.

                         

Nanosecond dynamics of single molecule fluorecence resonance energy transfer.
G.O. Ariunbold, G.S. Agarwal, Z.Wang, M.O. Scully and H. Walther,

J. Phys. Chem A 108, 2402-2404, 2004.

                         

Sub and superluminal propagation of intense pulses in media with saturated and reverse absorption.
G.S. Agarwal and Tarak Nath Dey,

Phys. Rev. Lett. 92, 203901, 1-4, 2004.

                         

Quantum logic gates using stark shifted Raman transitions in a cavity.
Asoka Biswas and G.S. Agarwal,

Phys. Rev. A 69, 062306, 1-5, 2004.

                         

 Interferometric control of polarization and intesity fluctuations.
M. Mujat, A. Dogariu and G.S. Agarwal,

Optics Letters, 29, 1539-1541, 2004.

                        

Ultra superluminality via coherent manipulation of Raman gain processes.
G.S. Agarwal and S. Dasgupta,

Phys. Rev. A 70, 023802, 2004.

                        

DC field induced enhancement and inhibition of spontaneous emission in a cavity.
G.S. Agawal and P.K. Pathak,

Phys. Rev.A. 70, 025802, 2004.

                        

Quantum disentanglement eraser: A cavity QED implementation.
M.S. Zubairy, G.S. Agarwal and M.O. Scully,

Phys. Rev. A, 70, 012316,1-4, 2004.

                        

Preparation of W, GHz and two qutrit states using bimodal cavities.
Asoka Biswas and G.S. Agarwal,

Journal of Modern Optics, 51, 1627-1636, 2004.

                        

Transfer of an unknown quantum state, quantum networks and memory.
Asoka Biswas and G.S. Agarwal,

Phys. Rev. A. 70, 022323, 1-5, 2004.

                        

Inducing non-allowed two-atom transitions with temporally entangled photons.
Ashok Muthukrishnan, G.S. Agarwal and M.O. Scully,

Phys. Rev. Lett. 93, 093002, 1-4, 2004.

                        

Large two atom two photon vacuum Rabi oscillations in a high quality cavity.
P.K. Pathak and G.S. Agarwal,

Phys. Rev. A. 70, 43807, 2004.

                        

Mesocopic superposition of states with sub-planck structures in phase space.
G.S. Agawal and P.K. Pathak,

Phys. Rev . A. 70, 53813, 2004.

                        

Study of asymmetric multilayered structure by nonreciprocity in phases.
V.S.C. Manga Rao, S. Dutta Gupta and G.S. Agarwal,

Journal of Optics B 6, 555-562, 2004.

                       

Nonclassical imaging for a quantum search of ions in a linear trap.
G.S. Agarwal, G.O. Ariunbold, J. von Zanthier and H. Walther,

Phys. Rev. A 70, 063816, 2004.