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Ramakumar
First Name
Last
Name
Raman
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Associate Professor
Physics & Astrophysics
Department of Physics & Astrophysics
University of Delhi, Delhi-110007
D-III/4(TF), Maurice Nagar, Delhi University, Delhi-110007
+91-11-27667793
+91-12-96462961
+91-9818156649
+91-11-27667061
[email protected]
Institution
Year
Ph. D.
Indian Institute of Technology (IIT),
Delhi
1992
M. Sc. Ed.
RCE, University of Mysore
1985
B. Sc. Ed.
RCE, University of Mysore
1983
Career Profile
Organisation / Institution
University of Delhi, Delhi, India
Saha Institute of Nuclear Physics (SINP),
Kolkata, India
Jawaharlal Nehru University, Delhi, India
ETL, Tsukuba, Japan
IIT, Delhi, India
Amherst College, Amherst, Mass., USA
Details
Thesis topic: Many-body effects of electron
correlations on superconductivity in narrow
energy bands
Subjects: Physics
Subjects: Physics, Chemistry, Mathematics
Designation
Duration
Role
Associate Professor
Reader
Reader-D,
Lecturer-SC
CSIR Senior Research Associate
(Scientist Pool Scheme)
AIST Fellow
Senior Scientific Officer-II (Project)
Copeland Fellow
2007-present
2004-2007
2000-2004,
1998-2000
1997-1998
Teaching, Research
Teaching, Research
Research, Teaching
1995-1996
1991-1995
1991-1991
Research
Research
Research
Research
Research Interests / Specialization
Collective properties of Bosons and Fermions in power law confinements and optical lattices (Bose-Einstein condensation,
thermodynamic properties, and dynamics); Molecular semiconductors, conductors, and superconductors; Strongly correlated
electron systems (metal-insulator transitions and superconductivity).
Teaching Experience ( Subjects/Courses Taught)
A. Courses taught in M. Sc. (Physics) at DU : Electromagnetic Theory (core) (IInd Semester:
2004-2005), Solid State Physics (core-theory) (IInd Sem: ‘05-‘06, ‘06-‘07, ‘07-‘08), Advance
Solid State Theory-Part-II (IVth sem: ’08-’09, ’09-’10, ’12-’13, ’13-‘14), Computer Lab
Practicals (Ist and IInd sems: ‘04-‘05, ‘05-‘06, ‘06-‘07, ‘07-’08, ’08-’09; ’11-‘12, ‘12-’13, ’13‘14), Waves and Optics Lab (Ist and IInd sems: ’09-’10, IInd sem: ’10-’11, ’11-’12, ’12-’13,
’13-‘14) B. Courses taught (1998-2004) in post-M. Sc. (Physics) at SINP, Kolkata: Basic Solid
www.du.ac.in
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State Physics, parts of Advance Solid State Physics.
Honors & Awards
AIST Fellowship (Japan, 1995); Copeland Fellowship (Amherst College, USA, 1990).
Publications (LAST FIVE YEARS)
Books / Monographs
Year of
Publication
Title
Publisher
Co-Author
In Indexed/ Peer Reviewed Journals
Year of
Publicatin
Title
Journal
Co-Authors
2014
Lattice bosons in a quasi-disordered environment: The
Effets of next-nearest-neighbor hopping on
localization and Bose-Einstein condensation
Physica-A401,
214 (2014)
A. N. Das
S. Sil
2013
Lattice bosons in a quasi-disordered environment
Physica-A392,
4271 (2013)
A. N. Das
2011
Two-step condensation of lattice bosons
Physica- A390,
208(2011)
A. N. Das
2011
Bose-Einstein condensate in a quartic potential: Static
and Dynamic properties
International
Journal of Modern
Physics-B25,
3927(2011)
G. K. Chaudhary
A. K. Chattopadhyay
2010
Collapse dynamics of a
condensate
Physical Review-A81,
063603 (2010)
G. K. Chaudhary
2010
The effects of next nearest neighbor hopping on
Bose-Einstein condensation in cubic lattices
Pramana-J. Phys74, 11 (2010)
G. K. Chaudhary
2008
Lattice bosons in quartic confinement
The European
Physical Journal-D47,
203 (2008)
A. N. Das
www.du.ac.in
176
Yb-
174
Yb Bose-Einstein
Page 2
2007
Studies of bosons in optical lattices in a harmonic
potential
The European
Physical Journal-D42,
309 (2007)
A. N. Das, S. Sil
2006
Specific heat of bosons in a lattice
Physics Letters-A348,
304 (2006)
A. N. Das
2005
Bose-Einstein condensation in tight-binding bands
Physical Review-B72,
094301 (2005)
A. N. Das
2004
Polaron cross-over and d-wave superconductivity in
Hubbard-Holstein model
The European
Physical Journal-B41,
197 (2004)
A. N. Das
2004
Jahn-Teller polarons and their superconductivity in a
molecular conductor
Physical Review-B69,
10459 (2004)
S. Yarlagadda
Article
Conference Presentations
(1) “Bose-Einstein condensation in tight-binding energy bands”, Visitors program, Department of Physics and
Astrophysics, University of Delhi, 2007.
(2) “Superconductivity of Holstein polarons in a molecular conductor”, Visitors program, Department of Physics and
Asrophysics, University of Delhi, 2005.
Total Publication Profile optional
Books
NIL
In Indexed/ Peer Reviewed Journals
30
Articles
01
Conference Presentations
03
Public Service / University Service / Consulting Activity
University Service: Member (‘07-‘09, ’11-‘13), Committee of Courses for Honors, Post Graduate, and Research Studies in
Physics, Faculty of Science, University of Delhi; Member, some departmental committees, Department of Physics &
Astrophysics, University of Delhi. Consultancy Activity: In the Referee’s panel of the journals: Physical Review Letters, Physical
Review-B, Physical Review-A, Europhysics Letters, Physica-A, and Pramana.
Professional Societies Memberships
Projects (Major Grants / Collaborations)
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Other Details
www.du.ac.in
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