List of Publications

2004-2000

 

1.         EL2 Related  Metastable Defects in Semi-insulating GaAs

D. Kabiraj &  Subhasis Ghosh, 

Applied Physics Letter,  84, 1713, 2004.

 

2.         Slow Relaxation of Nonequilibrated Photo-Carriers in Semiconductors

Subhasis Ghosh,

Phase Transitions, 77, 791, 2004.

 

3.         Electric-Field-Induced Conductance Transition  in  8-Hydroxyquinoline Aluminum(Alq3)

Ajit K. Mahapatro,  R. Agrawal  and   Subhasis Ghosh,

Journal of Applied Physics, 96, 3583, 2004.

 

4.         Energy Levels of nitride quantum dots: Wurtzite versus zinc-blende structure
Anjana, P. K.Chattopadhyay and  Subhasis Ghosh,

Physical Review B, 68, 155331, 2003.

 

5.         Metastable Defects in SI-GaAs: Effect of High Energy Ion-Irradiation.

D. Kabiraj and Subhasis  Ghosh,

Nuclear Instrum Methods  B, 212, 135, 2003

 

6.         Role of Grain Boundary on Persistent Photoconductivity in GaN

N. Sirkar, S. Dhar and  Subhasis Ghosh,

J. Phys.: Condens. Matter, 15 , 7325,  2003.

 

7.         Role of Impurity Wavefunction on Relaxation of Photoexcited Carriers in Heavily DopedSiC

S. Dhar and Subhasis Ghosh,

Europhysics  Letter,  57,  416, 2002.

 

8.         Optical Metastability in Undoped  in GaN Grown on Ga-Rich GaN Buffer Layers

S. Dhar &Subhasis Ghosh, 

Applied Physics Letter,  80,  4519, 2002.

 

9.         Schottky Enery Barrier and Charge Injection in Metal/Cu-Pc/Metal Structures,

Ajit Kumar Mahapatro  and Subhasis Ghosh,

Applied Physics Letter, 80, 4840, 2002.

 

10.     High Rectification in Metal-phthalocyannine Based Single Layer Devices

Ajit Kumar Mahapatro  and Subhasis Ghosh,

IEEE Trans. on Electron Devices, 48, 1911, 2001.

 

11.     Photoluminescence Processes in SiGe Superlattices

Subhasis Ghosh, J. Weber and H. Presting,

Physical Review B, 61, 15625, 2000.

 

12.     Photoluminescence Spectroscopy of  Band Gap Narrowing in AlGaAs

Subhasis Ghosh,

Physical Review B, 62, 8053, 2000

 

13.     Determination of Energetic Distribution  of Interface States between Gate Metal and    semiconductor in Sub-micron Devices from Current-Voltage Characteristics

S. Dhar, V. Balakrishnan, V. Kumar and Subhasis Ghosh,

IEEE Tran Elect Dev, ED-47, 282,2000.

 

14.     Low Field Electron Mobility in SiC

S. Dhar and Subhasis Ghosh,

Journal of Applied Physics, 88, 6519, 2000.