Educational Background:
M.Sc (Physics)
Indian Institute of Technology /Kanpur –1975 CGPA- 10/10
Ph.D (Physics) –Cornell University, Ithaca, USA-1980
Professional Background:
Alexander von Humboldt Fellow Max Planck Institute, Germany 1980-82
Faculty , Indian Institute of Science, Bangalore 1982-2004
Director , National Physical Laboratory, New Delhi 1997-2000
Senior Professor, S.N.Bose National Centre, Kolkata, 2004
Director , S.N.Bose National Centre, Kolkata, 2006 till date
Important awards and fellowship of academies:
Fellow, Indian Academy of Sciences
Shanti Swarup Bhatnager Award
Fellow Indian National Science Academy
FICCI Award in applied sciences
Asiatic Society Meghnad Saha Memorial Gold Medal
J.C. Bose Fellowship (DST)
Homi Bhaba Medal (INSA)
Main area of work
Synthesis
and physics of nanomaterials.
Nanolithography and measurements on single nanowires.
Physics of correlated oxides.
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- Scanning Probe Microscopy and Spectroscopy.
- Noise spectroscopy (1/f noise, Random Telegraphic Noise and thermal fluctuation spectroscopy)
- Instrumentation development.
Significant recent publications:
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K. S. Nagapriya_, A. K. Raychaudhuri, Dipankar Chatterji;(2006); �Direct observation of large temperature fluctuations during DNA thermal denaturation�; Physical Review Letts. 96, 038102
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Aveek Bid, Achyut Bora and A. K. Raychaudhuri; (2006); �Temperature dependence of the resistance of metallic nanowires (diameter 15nm): Applicability of Bloch-Gruneisen theorem.�; Phys. Rev B 74, 035426
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H. Jain and A.K.Raychaudhuri;
(2008); �Hot electron effects and non--linear transport in hole doped manganites�;
Appl. Phys. Letters 93, 182110
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M. Venkata Kamalakar* and A.K.Raychaudhuri*;
(2008); �A novel method of synthesis of dense arrays of aligned single crystalline copper nanotubes using electrodeposition in presence of a rotating electric field�; Advanced . Mater. 20, 149
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Achuyt Bora and A.K.Raychaudhuri; (2008); �Low frequency resistance fluctuations in metal films under current stressing at low temperatures (T < 0.3 Tmelting)�; Phys. Rev B 77, 075423
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Tapati Sarkar, Barnali Ghosh , A. K. Raychaudhuri and T.Chatterjee;
(2008); �Crystal structure and physical properties of half-doped manganite nanocrystals with size < 100nm�.; Phys. Rev B 77, 235112
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Manoranjan Ghosh and A. K. Raychaudhuri;
(2008); �Shape transition in ZnO nanostructures and its effect on blue-green photo luminescence�; Nanotechnology 19, 445704
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S. Arumugam, Barnali Ghosh and A. K. Raychaudhuri;
(2009); �Pressure (P > 8GPa) induced metallization of ferromagnetic insulating La0:79Ca 0:21MnO3�; J. Appl. Phys. 106, 023905
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M. Venkata Kamalakar, A. K. Raychaudhuri, Xueyong Wei, Jason Teng and Philip D Prewett;
(2009); "Temperature dependent electrical resistivity of a single crystalline ferromagnetic nanowire"; Appl.Phys.Letts. 95, 013112
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Sudeshna Samanta, M. Venkata Kamalakar, and A. K. Raychaudhuri;
(2009); �Investigation of Very Low-Frequency Noise in Ferromagnetic Nickel Nano wires�;
Journal of Nanoscience and Nanotechnology 9, 5243
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Rabibrata Mukherjee, Soma Das, Anindya Das, Satinder Sharma, Arup K. Raychaudhuri and Ashutosh Sharma; (2010); �Stability and Dewetting of Metal Nanoparticles Filled Thin Polymer Films: Control of Instability Lengthscale and Dynamics�; ACS NANO 4 3709
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Shanewaz Mandal and A.K.Raychaudhuri;(2011); �Observation of a large gate- controlled persistent photoconduction in single crystal ZnO at room temperatures�; Appl Phys.Letts 98, 023501
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M. Venkata Kamalakar and A. K. Raychaudhuri;(2010); � Resistance anomaly near phase transition in confined ferromagnetic nanowires�; Physical Review B 82, 195425
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K.S. Nagapriya, A. K Raychaudhuri;(2010); �Thermal fluctuation spectroscopy of DNA thermal denaturation�; Biophysical Journal 99, 2666
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