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US Patent

No: US 7,894,137 B2
Date of Patent:
Feb 22, 2011

Press Release

US Patent

A new approach for broadband omnidirectional antireflection coating

(First Inventor: S Dutta Gupta, UoH, Second Inventor: G  S Agarwal, OSU),
US patent no: US 7,894,137 B2, Date of Patent: Feb 22, 2011, Filed in April, 2007


(with N Ghosh and A Banerjee) Wave Optics - Basic Concepts and Contemporary Trends, ( CRC Press, NewYork, 2015)

Recent papers

Sudipta Saha, Ankit Kumar Singh, Nirmalya Ghosh, Subhasish Dutta Gupta, "Enhancing transverse spin and transverse spin momentum in micro- and nano-optical systems," Proc. SPIE 10672, Nanophotonics VII, 106722Y (4 May 2018); doi: 10.1117/12.2306726 (best student paper award).

(with Ankit Kumar Singh, Sudipta Saha,and N Ghosh) Transverse spin in the scattering of focused radially and
azimuthally polarized vector beams, Phys. Rev. A 97, 043823 (2018). DOI: 10.1103/PhysRevA.97.043823

(with K Adhikary, S Mal, Bimalendu Deb, B Das, K Rai Dastidar) Number-phase uncertainty and quantum dynamics of ·bosons and fermions ·interacting with a finite range and large scattering length in a double-well potential, J. Phys. B: At. Mol. Opt. Phys. 51 045302 (2018).

(with Kiran Kolluru, Sudipta Saha) Cavity enhanced interference of orthogonal modes in a birefringent medium, Opt. Commun 410, 836-840 (2018). https://doi.org/10.1016/j.optcom.2017.11.056

(with Sudipta Saha, Ankit Kumar Singh, Nirmalya Ghosh) Effects of mode mixing and avoided crossings on the transverse spin in a metal-dielectic-metal sphere,
J. Opt. 20 025402 (2018) (Arxiv 1869716 [physics.optics] 22 Apr 2017).

(with Samyobrata Mukherjee, A. V. Gopal), Transverse spin with coupled plasmons, (rapid communication) Pramana - J Phys (2017) 89: 31. https://doi.org/10.1007/s12043-017-1439-3 (Arxiv:1610.00612v2 [Physics.optics] 4 Oct 2016).

(with Sudipta Saha, K. V. Sowmya Sai, Nirmalya Ghosh), Consequences of non reciprocity in reflection from a truncated spatial Kramers Kronig medium, J. Opt. 19, 075401, (2017).

(with K. N. Reddy, Achanta Venu Gopal), Coherent Perfect Absorption Mediated Enhancement and Optical Bistability in Phase Conjugation, (Vestnik RUDN) Bulletin of PFUR. Series Mathematics. Information Sciences. Physics. Vol 25, No 1, pp. 155-164 (2017). https://doi.org/10.1088/2040-8986/aa7427

(with Samyobrata Mukherjee) Coherent perfect absorption mediated enhancement of transverse spin in a gap plasmon guide, (Fast Track article) Eur. Phys. J.- Appl Phys, 76, 30001p1-p8 (2016). DOI: 10.1051/epjap/2016160330 (selected for EPN Highlights.

(with Sudipta Saha, Ankit K. Singh, Subir K. Ray, Ayan Banerjee, and Nirmalya Ghosh), Transverse spin and transverse momentum in scattering of plane waves, Opt. Lett. 41, 4499-4502 (2016).

B. Roy, N. Ghosh, S. Roy, A. Banerjee, Manifestations of geometric phase and enhanced spin Hall shifts in an optical trap, New J. Phys. 16, 083037 (2014).

K. Nireekshan Reddy) Nonlinear Perfect absorption, (Vestnik RUDN, invited review) Bulletin of PFUR. Series Mathematics. Information Sciences. Physics. No 4, 2014. Pp. 112–133 .

(with K Nireekshan Reddy), Cavity controlled spectral singularity, Opt. Lett. 39, 4595-4598 (2014).

(with K Nireekshan Reddy), Gap solitons with null-scattering, Opt. Lett. 39, 2254-2257 (2014).

(with J. Soni, S. Mansha, A. Banerjee, and N. Ghosh), Giant Goos–Hänchen shift in scattering: the role of interfering localized plasmon modes, Opt. Lett. 39, 4100-4103 (2014).

(with L. V. Thekkekara, Venu Gopal Achanta), Optical reflectionless potentials for broadband omnidirectional antireflection, Opt Express. 22, 17382-17386 (2014).

(with Xuele Liu and G.S. Agarwal), Regularization of the spectral singularity in PT -symmetric systems by all order nonlinearities: nonreciprocity and optical isolation, Phys. Rev. A 89, 013824-1-5 (2014).

(with G S Agarwal), Two photon quantum interference in plasmonics - Theory and Applications, Opt. Lett. 39, 390-393 (2014).

(with K Nireekshan Reddy, A V Gopal), Nonlinearity induced critical coupling, Opt. Lett. 38, 2517-2520 (2013).

(with K Nireekshan Reddy ), Light controlled perfect absorption of light, Opt. Lett. 38, 5252 (2013).

(with Rohit Chikkaraddy, Arindam Dasgupta, G.V. Pavan Kumar), Microsphere-Coupled Organic Waveguides: Preparation, Remote Excitation of Whispering Gallery Modes and Waveguiding Property, Appl. Phys. Lett. 103, 031112 (2013) .


Nature India Highlight

The Phys. Rev A paper with Dr Ayan Banerjee and his group

selected for Nature India Highlight

Read here or follow the link

Wave Optics
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