Selected Journal Publications

Angle of incidence averaging in reflectance measurements with optical microscopes for studying layered two-dimensional materials
Nihit Saigal, Amlan Mukherjee, Vasam Sugunakar and Sandip Ghosh
Rev. Sci. Instrum. 85, 073105 (2014) PDF file


Absorption spectra of CdSe-ZnS core-shell quantum dots at high photon energies : experiment and modeling
Amlan Mukherjee and Sandip Ghosh
Physica E : Low Dim. Syst. & Nanostr. 64, 234 (2014) PDF file


Origin of additional spectral features in modulated reflectance spectra of 2-dimensional semiconductor systems
Amlan Mukherjee and Sandip Ghosh
J. Appl. Phys. 115, 123503 (2014) PDF file


Polarization of emission from non-polar III-nitride quantum wells: the influence of confinement
Ashish Arora and Sandip Ghosh
J. Phys. D: Appl. Phys. 47, 045101 (2014) PDF file


Large exciton g-factors in anisotropically strained A-plane GaN film measured using magneto-optical Kerr effect spectroscopy
Ashish Arora, Nirupam Hatui, Arnab Bhattacharya and Sandip Ghosh
Appl. Phys. Lett. 103, 052109 (2013) PDF file


Magneto-optical Kerr effect spectroscopy based study of Lande g-factor for holes in GaAs/AlGaAs single quantum wells under low magnetic fields
Ashish Arora, Arjun Mandal, Subhananda Chakrabarti and Sandip Ghosh
J. Appl. Phys. 113, 213505 (2013) PDF file


Improved sensitivity of photoreflectance measurements with a combination of dual detection and electronic compensation
Amlan Mukherjee, Sandip Ghosh and Vasam Sugunakar
Rev. Sci. Instrum. 83, 046105 (2012) PDF file


Optimum excitation photon energy for CdSe-ZnS core-shell quantum dot based luminescence imaging
Amlan Mukherjee and Sandip Ghosh
J. Phys. D: Appl. Phys. 45, 195103 (2012) PDF file


A mirror based polar magneto-optical Kerr effect spectroscopy arrangement
Ashish Arora, Sandip Ghosh and Vasam Sugunakar
Rev. Sci. Instrum. 82, 123903 (2011) PDF file


Importance of strain for green emitters based on (In,Ga)N films of non-polar orientation
Sandip Ghosh and Holger. T. Grahn
Phys. Status Solidi B 248, 1708 (2011) PDF file


Quantum structures of III-V compound semiconductors
B. M. Arora and Sandip Ghosh
Bullet. Ind. Phys. Assoc. 41, 11 (2011) PDF file
(Popular science article)


A twisted periscope arrangement for transporting elliptically polarized light without change in its polarization state
Ashish Arora and Sandip Ghosh
Rev. Sci. Instrum. 81, 123102 (2010) PDF file


Polarization sensitive lateral photoconductivity in GaAs/AlGaAs quantum well based structures on low-temperature grown GaAs(001)
Ashish Arora, Sandip Ghosh, B. M. Arora, Stefan Malzer and G. H. Dohler
Appl. Phys. Lett. 97, 081902 (2010) PDF file


Are AlN and GaN substrates useful for the growth of non-polar nitride films for UV emission? The oscillator strength perspective
Jayeeta Bhattacharyya, Sandip Ghosh and H. T. Grahn
Phys. Status Solidi B 246, 1184 (2009) PDF file


Electroreflectance lineshapes in multilayered semiconductor structures: Influence of the linear electro-optic effect
Jayeeta Bhattacharyya, Sandip Ghosh, B. M. Arora and T. J. C. Hosea
Phys. Rev. B 78, 195312 (2008) PDF file


Optical polarization properties of interband transitions in strained group-III-nitride alloy films on GaN substrates with nonpolar orientation
Jayeeta Bhattacharyya, Sandip Ghosh and H. T. Grahn
Appl. Phys. Lett. 93, 051913 (2008) PDF file


Optical polarization properties of M-plane GaN films investigated by transmittance anisotropy spectroscopy
Jayeeta Bhattacharyya, Sandip Ghosh, B. M. Arora, O. Brandt and H. T. Grahn
Appl. Phys. Lett. 91, 251913 (2007) PDF file


Polarization-dependent beam switch based on an M-plane GaN/AlN distributed Bragg reflector
D. M. Schaadt, O. Brandt, Sandip Ghosh, T. Flissikowski, U. Jahn and H. T. Grahn
Appl. Phys. Lett. 90, 231117 (2007) PDF file


Very narrow-band ultraviolet photodetection based on strained M-plane GaN films
Sandip Ghosh, C. Rivera, J. L. Pau, E. Munoz, O. Brandt and H. T. Grahn
Appl. Phys. Lett. 90, 091110 (2007) PDF file

[The above work was featured in the Research Review section of Compound Semiconductor magazine, April 2007 issue]

Electronic band structure of wurtzite InN around the fundamental gap in the presence of biaxial strain
Jayeeta Bhattacharyya and Sandip Ghosh
Phys. Stat. Sol. (a) 204, 439 (2007) PDF file

Polarized photoluminescence and absorption in A-plane InN films
Jayeeta Bhattacharyya, Sandip Ghosh, M. R. Gokhale, B. M. Arora, H. Lu and W. J. Schaff
Appl. Phys. Lett. 89, 151910 (2006) PDF file

Polarized photo-voltage spectroscopy study of InAs/GaAs(001) quantum dot ensembles
Jayeeta Bhattacharyya, Sandip Ghosh, Stefan Malzer, G. H. Dohler and B. M. Arora
Appl. Phys. Lett. 87, 212101 (2005) PDF file

Wavelength modulation spectroscopy using novel mechanical light chopper blade designs
Jayeeta Bhattacharyya, Sandip Ghosh and B. M. Arora
Rev. Sci. Instrum. 76, 083903 (2005) PDF file

High-responsivity high-gain In_0.53Ga_0.47As/InP quantum-well infrared photodetectors grown using metal–organic vapor phase epitaxy
Amlan Majumdar, Amit Shah, Mahesh Gokhale, Susanta Sen, Sandip Ghosh, Brij Mohan Arora and Daniel Tsui
IEEE J. Quantum Electronics 41, 872 (2005) PDF file

Polarized photoreflectance spectroscopy of strained A-plane GaN films on R-plane sapphire
Sandip Ghosh, P. Misra, H. T. Grahn, B. Imer, Shuji Nakamura, S. P. DenBaars and J. S. Speck
J. Appl. Phys. 98, 026105 (2005) PDF file

Postgrowth nondestructive characterization of dilute nitride VCSELs using electroreflectance spectroscopy
S. A. Choulis, T. J. C. Hosea, Sandip Ghosh, P. J. Klar and M. Hofmann
IEEE Photonics Tech. Lett. 15, 1026 (2003) PDF file

Strained M-plane GaN for the realization of polarization-sensitive photo-detectors
Sandip Ghosh, O. Brandt, H. T. Grahn and K. H. Ploog
Appl. Phys. Lett. 81, 3380 (2002) PDF file


Comparative study of the electronic band structure of strained C-plane and M-plane GaN films by polarized photoreflectance spectroscopy
Sandip Ghosh, P. Waltereit, A. Thamm, O. Brandt, H. T. Grahn and K. H. Ploog
Phys. Stat. Sol. (a) 192, 72 (2002) PDF file

Electronic band structure of wurtzite GaN under biaxial strain in the M-plane investigated with photoreflectance spectroscopy
Sandip Ghosh, P. Waltereit, O. Brandt, H. T. Grahn and K. H. Ploog
Phys. Rev. B 65, 075202 (2002) PDF file

Polarization dependent spectroscopic study of M-plane GaN on gamma-LiAlO_2
Sandip Ghosh, P. Waltereit, O. Brandt, H. T. Grahn and K. H. Ploog
Appl. Phys. Lett. 80, 413 (2002) PDF file


Electroreflectance and surface photovoltage spectroscopies of semiconductor structures using an indium-tin-oxide coated glass electrode in soft contact mode
Shouvik Datta, Sandip Ghosh and B. M. Arora
Rev. Sci. Instrum. 72, 177 (2001) PDF file

Photoreflectance lineshape of excitonic transitions with a redefined set of fitting parameters
Sandip Ghosh and H. T. Grahn
J. Appl. Phys. 90, 500 (2001) PDF file

Non-destructive spectroscopic characterisation of visible resonant cavity light emitting diode structures
Stephanie B. Constant, Sandip Ghosh, T. E. Sale and T. J. C. Hosea
IEE Proc. Optoelectron. 148, 69 (2001) PDF file

Photoreflectance lineshape symmetry and quantum well ground state exciton energy in vertical-cavity surface-emitting laser structures

Sandip Ghosh, T. J. C. Hosea and S. Constant
Appl. Phys. Lett. 78, 3250 (2001) PDF file


Recent developments in spectroscopy of quantum structures

B. M. Arora, Sandip Ghosh, Shouvik Dutta and Shailendra Kumar
Material Sci. Semicond. Process. 4, 489 (2001) PDF file


Edge emission electroluminescence study of as grown vertical-cavity surface-emitting laser structures

Sandip Ghosh, S. Constant and T. J. C. Hosea
J. Appl. Phys. 88, 1432 (2000) PDF file


Nondestructive electroluminescence characterization of as-grown semiconductor optoelectronic device structures using indium-tin-oxide coated electrodes

Sandip Ghosh and T. J. C. Hosea
Rev. Sci. Instrum. 71, 1911 (2000) PDF file

Resonances between the cavity mode and five excitonic transitions in an In_{x}Ga_{1-x}As/GaAs/AlAs/AlGaAs
vertical-cavity surface-emitting laser structure using photomodulated reflectance

Stelios Choulis, Sandip Ghosh and T. J. C.Hosea

J. Appl. Phys. 88, 5547 (2000) PDF file


Spectroscopic study of self organised quantum dot like structures in Ga-In-P superlattices on (311) GaAs
Sandip Ghosh, B. M. Arora, Seong-Jin Kim and Hajime Asahi
J. Appl. Phys. 85, 2687 (1999) PDF file

Contactless electroreflectance study of interdiffusion in GaAs_{1-x}Sb_{x}/GaAs single quantum wells

Sandip Ghosh, B. M. Arora, K. P. Homewood, W. P. Gillin, O. M. Khreis and K. E. Singer

J. Phys. Condensed Matter 10, 9865 (1998) PDF file


Polarization anisotropy in contactless electroreflectance spectrum of self organised lateral compositional superlattices

Sandip Ghosh, B. M. Arora, Seong-Jin Kim and Hajime Asahi

Superlatt. Microstr. 24, 127 (1998) PDF file


Polarization anisotropy of sub band gap oscillatory features in contactless electroreflectance spectrum of

In_{x}Ga_{1-x}P layers grown on GaAs (001) substrates

Sandip Ghosh, B. M. Arora, T. K. Sharma and M. R. Gokhale

J. Appl. Phys. 83, 5442 (1998) PDF file


Photoreflectance spectroscopy with white light pump beam

Sandip Ghosh and B. M. Arora

Rev. Sci. Instrum. 69, 1261 (1998) PDF file


Application of a Fourier transform based filtering technique to improve signal to noise ratio in

modulation spectroscopy experiments

Sandip Ghosh and B. M. Arora

Rev. Sci. Instrum. 68, 3260 (1997) PDF file


Interference effects in photoreflectance and contactless electroreflectance spectra of CdTe films grown on Si substrates

Sandip Ghosh and B. M. Arora

J. Appl. Phys. 81, 6968 (1997) PDF file


Double A.C. photoreflectance spectroscopy of semiconductors

Sandip Ghosh and B. M. Arora

IEEE J. Selected Topics in Quantum Electronics 1, 1108 (1995) PDF file