Publications and Invited Talks
Publications
- "Accurate
Values
of
Nuclear
Magnetic
Moments of Francium Isotopes" M.Vajed - Samii,
J.Andriessen, B.P.Das, S.N.Ray, T.Lee and T.P.Das,
Phys.Rev.Lett 48, 1330 (1982)
- "First
Principle
Analysis
of
Strength
of Parity Nonconservation in atomic Thallium by
Relativistic Many-Body Theory". B.P.Das, J.Andriessen,
M.Vajed - Samii, S.N.Ray and T.P.Das, Phys.Rev.Lett. 49,
32 (1982)
- "Trends
in
Hyperfine
Fields
in the Alkali Series" M.Vajed
- Samii,
J.Andriessen, B.P.Das, S.N.Ray, T.Lee and T.P.Das,
J.Phys.B 15 L379 (1982)
- "Comments
on
fine
- structure intervals of
the 1s2 2s2 2p52 P state in
fluorine
isoelectronic sequence" J.Hata,
I.P.Grant,
J.Phys.B.P.Das, J.Phys. B 10,
L189
(1983)
- "Ground
State Fine - Structure in the Boron Isoelectronic Sequence".
B.P.Das,
J.Hata and I.P.Grant, J.Phys. B. 17,L1
(1984)
- "Multiconfiguration
Dirac-Fock
Approach
to
the Fine-Structure Splitting in the 3s3p Configuration of the
Magnesium
Sequence". B.P.Das
and I.P.Grant,
J.Phys. B 19 L7 (1986)
- "Multiconfiguration
Dirac-Fock
Calculations
of
Fine - Structure Intervals in the Berrylium Isoelectronic
Sequence"W.F.Perger
and
B.P.Das, J.Phys. B20, 665
(1987)
- "Configuration
Interaction
Approach
to
Parity Nonconservation in Atoms" B.P.Das,
Physica
Scripta 36, 497 (1987)
- "Influence
of
the
Dirac-Hartree - Fock
Starting Potential on the Parity Nonconserving Electric Dipole
Transition
Amplitude in Cesium and Thallium".W.F.Perger and B.P.Das,
Phys.Rev.A 35, 3942 (1987)
- "Multiconfiguration
Dirac-Fock
Calculation
of
the Forbidden 2Pi/2
^ 2P3/2
ground state M1 transition in the boron isoelectronic
sequence"
T.R.Verhey,
B.P.Das
and W.F.Perger, J.Phys. B 20,
3639 (1987)
- "Configuration
Interaction
and
Semi-Empirical
Approaches to Parity Nonconservation in
Atoms" B.P.Das,
Physica
Scripta RS 7, 17 (1987)
- Parity
Nonconserving
Transitions
in
Cesium and Thallium : Semi-Empirical
Treatment of
Core-Polarization Effects" W.F.Perger
and
B.P.Das, Phys. Rev. A 37, 4034
(1988)
- "Relativistic
Many-Body
Theory
of
Electric Dipole Moment of Atoms Due to Parity and
Time-Reversal
Violation" Aspects of Many-Body Effects, edited by
D.Mukherjee,
Springer-Verlag (1989)
- "Multiconfiguration
Dirac-Fock
Calculations
of
the Forbidden Magnetic Dipole Transitions in
the
Berrylium isoelectronic Sequence" M.Idrees
and B.P.Das,
J.Phys. B 22, 3609 (1989)
- "Some
Theoretical
Aspects
of
group III A ion atomic clocks : Intercombination
Transition Probabilities", B.P.Das
and
M.Idrees, Phys. Rev. A 42, 6900
(1990)
- "Fine
-
Structure
and
Magnetic Dipole Transitions in the ls2 2p
configuration of Lithium -like ions," B.P.Das,
M.Idrees
and E.P.Venugopal, Phys. Rev A 42,
6903
(1990)
- "Electric
Dipole
Moments
of
Atoms Due to Parity and Time Reversal Violation and
its
implications for Physics Beyond the Standard Model" B.P.Das,
Pramana 41, 413 (1993)
- "Relativistic
Many-Body
Calculation
of
the Electric Dipole Moment of Atomic Rubidium
Due to
Parity and Time-Reversal Violation" A.Shukla,
B.P.Das and
J.Andriessen, Phys. Rev. A 50,
1155
(1994)
- "Application
of
the
Coupled-Cluster
Approach to the Electric Dipole Moments of Atoms
and
Molecules Due to Parity and Time-Reversal Violation" A. Shukla,B.P.Das
and D.Mukherjee, Phys.Rev. A 50,
2096
(1994)
- "Relativistic
Configuration
Interaction
Analysis
of Parity Non-conservation in Ba+
S.Malhotra, A.D.Singh and B.P.Das, Phys. Rev. A,
51.
R.2665 (1995)
- Present
Status
of
the Theory of Atomic Electric Dipole Moments" B. P.Das, Proceedings
of
the
International Conference on Non-Accelerator Particle Physics,
edited by
R.Cowsik, World Scientific, p71 (1995)
- "Computation
of
Correlation
Effects
in Parity Nonconserving Electric Dipole
Transition
Amplitude in Atomic Ytterbium" B.P.Das,
Phys.Rev. A 56 1635 (1997)
- "The
Nuclear
Anapole
Moment" B.P.Das,
A.D.Singh and
K.P.Geetha, Proceedings of the DAE Symposium on Nuclear
Physics, edited
by
V.M.Datar and A.B.Santra, p.2, Vol. 404 (1997)
- "Electric
Dipole
Moment
of
Atomic Ytterbium by Laser Cooling and Trapping"
Y.Takahashi, M. Fujimoto, T.Yabuzaki, A.D.Singh, M.K.Samal and
B.P.Das,
Proceedings of CP Violation and its Origin, edited by K.
Hagiwara,p.259, KEK
Report, Tsukuba, (1997)
- "Application
of
the
Effective
Valence Shell Hamiltonian Method to Accurate
Estimation of
Oscillation Strengths and Excitation Energies of Mg-like ions"
R.K.Chaudhuri,
B.P.Das
and K.F.Freed, J.Chem.Phys, 108,
2556
(1998)
- "Nuclear
Spin-Dependent
Parity
Nonconserving Transitions in Ba+ and Ra+"
K.P.Geetha, A.D.Singh, B.P.Das and C.S. Unnikrishnan,
Phys.Rev.A 58 R 16 (1998)
- "Atomic
Parity
Nonconservation
: Present Status and Future Prospects" B.P.Das,
Pramana 50, 515 (1998)
- "New
Directions
in
Atomic Parity Violation"
A. D.Singh, K.P.Geetha,
B.P.Das and C.S.Unnikrishnan, Proceedings of the International
Conference on
Physics Since Parity Symmetry Breaking, edited by Fan Wang,
World
Scientific, p
95 (1998)
- "Application
of
Laser
Cooling
and Trapping to Parity Nonconservation in Atomic Ions" B. P.Das, Proceedings
of
National
Laser Symposium, I 13 (1998)
- "Excitation
Energies
and
Oscillator
Strengths of Ca I and C I" S.Majumder, B.P.Das
and
R.K.Chaudhuri, Proceedings of Sixth International Colloquium
on Atomic
Spectra
and Oscillator Strengths,p.99 (1998)
- Hybrid
approach
to
relativistic Gaussian basis functions: Theory and
Applications", R.K.Chaudhuri, P.K.Panda and B.P.Das, Phys.
Rev. A 59, 1187 (1999)
- "Excitation
Energies
and
Oscillator
Strengths of Ca I using Multireference
Many-Body
Perturbation Theory, S.Majumder,
B.P.Das and
R.K.Chaudhuri, Phys.Rev. A 59,
3432
(1999)
- "A
Relativistic
Coupled-Cluster Based Linear Response Theory For
Ionization
Potentials of Alkali and Alkaline - Earth Atoms"
R.K.Chaudhuri,
P.K.Panda,
B.P.Das, U.S.Mahapatra and D.Mukherjee, Phys.Rev. A 60, 246 (1999)
- "Parity
Nonconservation
in
Atomic Yb arising from the Nuclear Anapole Moment" A.D.Singh and
B.P.Das,
J.Phys. B 32, 4905 (1999)
- "CP
Violation
in Atoms" B. P.
Das, APCTP Bulletin
4,
14 (1999).
- "Relativistic
Magnetic
Quadrupole
Transitions
in Be-like Ions", Sonjoy Majumder and
B.P.
Das, Phys.Rev. A 62, 042508-1
(2000)
- "Effects
of
nuclear
structure on parity nonconservation in atomic cesium using
relativistic mean-field theory" P.K.Panda
and B.P.Das,
Phys. Rev. C, 62,065501 (2000)
- "Relativistic
Coupled-Cluster
Based
Linear
Response Theory for Ionization Potentials
of
Berrylium Like Ions" R.K.Chaudhuri,
P.K.Panda,
B.P.Das, U.S.Mahapatra and D.Mukherjee, J. Phys. B, 33, 5129
(2000)
- "Core
Effects
on
Ionization Potential in Thallium", H.Merlitz,Geetha
Gopakumar,Rajat K.Chaudhuri,B.P.Das, U.S.Mahapatra,
D.Mukherjee, Phys.
Rev. A, 63, 025507 (2001)
- "Many-Body
Theory
of
Electric
Dipole Moment of Atomic Yb",
A.D.Singh,B.P.Das,W.F.Perger,M.K.Samal and K.P.Geetha, J.
Phys. B, 34, 3089 (2001)
- "Ionization
Potential
and
Excitation
Energy calculations for Ba+ using the
relativistic
coupled-cluster method" Geetha
Gopakumar,
Holger Merlitz, Sonjoy Majumder, Rajat Chaudhuri, B.P.Das,
U.S.
Mahapatra and D. Mukherjee, Phys. Rev. A 64,
032502
(2001)
- "Relativistic
coupled-cluster
calculations
using
hybrid basis functions" Sonjoy
Majumder,
Geetha Gopakumar, Holger Merlitz and B.P. Das, J.Phys.B, 34, 4821 (2001)
- "Accurate
Calculation
of
Interstellar
Lines of Mg+ Using the Coupled-Cluster
approach" Sonjoy Majumder,Holger Merlitz, Geetha
Gopakumar,B.P.Das,
U.S.Mahapatra and D.Mukherjee, Astrophysical Journal,
574, 513 (2002)
- "Applications
of
Laser
Cooling
and Trapping to Symmetry Violations in Atoms", Physics
With Cold Atoms,Ed. P.N.Ghosh, Allied Publishers Ltd.,p.40
(2001)
- "Relativistic
Many-Body
Theory
of
Parity Noncoservation in Atoms" B.P.Das
and
Geetha Gopakumar, Recent Advances in Atomic and Molecular
Physics, Ed.
R.Srivastava,Phoenix Publishing House Pvt. Ltd.,p.55 (2001)
- "Electric
Dipole
and
Quadrupole
Transition Moments in Ba+ Using the Relativistic
Coupled-Cluster Method" Geetha
Gopakumar,Holger
Merlitz,Rajat K.Chaudhuri,B.P.Das,U.S.Mahapatra and
D.Mukherjee, Phys.Rev.A 66,
032505(2002)
- "Influence
of
correlation
effects
on the magnetic dipole hyperfine interaction in
the
low-lying states of Ca+",
B.K.Sahoo,R.K.Chaudhuri,B.P.Das,S.Majumder,H.Merlitz,U.S.Mahapatra
and
D.Mukherjee,
J.Phys.B 36, 1899(2003)
- "Table-Top
Particle
Physics"
B.P.Das
- Proceedings
of
the XIV DAE Symposium on High Energy Physics, page 211-223
Part-I,
Editors:
A.K. Kapoor, P.K. Panigrahi and Bindu A. Babah, University of
Hyderbad
Publication (2003)
- "Electric
Dipole
Moment
of
the Electron" K.V.P.Latha,Sonjoy
Majumder
and B.P.Das, Proceedings of the XIV DAE Symposium on High
Energy
Physics, page 7-11 Part-II, Editors: A.K. Kapoor, P.K.
Panigrahi and
Bindu A.
Bambah, University of Hyderbad Publication (2003)
- "Atoms
as
Probes
of the Unification of Fundamental Forces" B.
P. Das, Ind. J. Phys.
Special 75th Anniversary issue:
Frontiers in Atomic, Molecular and Optical
Physics 3,
page 35-54
(2003)
- "Magnetic
Dipole
Hyperfine
Interaction
in Ba+ and the accuracies of the Neutral
Weak
Interaction Matrix Elements"
B.K.Sahoo,G.Gopakumar,R.K.Chaudhuri,B.P.Das,H.Merlitz,U.S.Mahapatra
and
D.Mukherjee,
Phys.
Rev. A 68, 040501(R)
(2003)
- "Relativistic
Coupled-Cluster
Calculations
of
the Energies for Rubidium and Cesium
Atoms" R.K.Chaudhuri,
B. K.
Sahoo, B.P.Das, U.S.Mahapatra and D. Mukherjee, J. Chem.
Physics 119, 10633 (2003)
- "Theoretical
Studies
of
Electric
Quadrupole Transition Probabilities in Mg II"
S.Majumder,G.Gopakumar,R.K.Chaudhuri,B.P.Das,H.Merlitz,U.S.Mahapatra
and
D.Mukherjee, Eur.Phys.Jour.D 28,
3
(2004)
- "Ab
initio
determination of the lifetime of the 62P3/2
for 207Pb+ by relativistic many-body theory"
B.K.Sahoo,S.Majumder,R.K.Chaudhuri,B.P.Das
and
D.Mukherjee, J.Phys.B 37, 3409(2004)
- "Relativistic
and
correlation
effects
in atoms" B. P.Das,K.V.P.Latha,B.K.Sahoo,C.Sur,R.K.Chaudhuri and
D.Mukherjee, Journal of Theoretical and Computational
Chemistry 4, 1 (2005),(Invited
Paper)
- "Comparative
studies
of
magnetic
dipole and electric quadrupole hyperfine constants
for the
ground and low-lying excited states of 25Mg+" C. Sur,B.K.Sahoo,R.K.Chaudhuri,B.P.Das and
D.Mukherjee,
Eur.Phys.Jour.D 32,
25 (2005)
- "Application
of
relativistic
coupled-cluster
theory to heavy atomic systems with
strongly
interacting configurations : Hyperfine interactions in 207
Pb+" B.
K.Sahoo,R.K.Chaudhuri,B.P.Das,H.Merlitz and D.Mukherjee
Phys.Rev.A 72, 032507 (2005)
- "Comparative
studies
using
coupled-cluster
and unitary coupled- cluster
methods:Nuclear
qudrupole moment,hyperfine constants and transition properties
of 27Al" C.Sur,R.K.Chaudhuri,B.P.Das and D.Mukherjee J.Phys.B:At.Mol.Opt
38, 4185(2005)
- "Electron
correlation
effects
in
hyperfine interactions in 45Sc
and 89Y"
B.K.Sahoo,T.Beier,B.P.Das,R.K.Chaudhuri and D.Mukherjee,
J.Phys.B 38, 4379(2005)
- "Electric
dipole
transition
amplitudes
for 207Pb+" B.K.Sahoo,S.Majumder,H.Merlitz,R.Chaudhuri,B.P.Das
and
D.Mukherjee,
J.Phys.B 39, 355(2006)
- "Relativistic
coupled-cluster
theory
of
atomic parity nonconservation: Application to 137Ba+" B.K.Sahoo,R.K.Chaudhuri,B.P.Das and
D.Mukherjee,
Phys.Rev.Lett. 96,
163003(2006)
- "Electric
quadrupole
moment
of
the
D states of alkaline earth ions and its role
in optical
frequency
standards" C. Sur,
K. V. P. Latha, B. K. Sahoo, R. K.
Chaudhuri, B. P. Das and D. Mukherjee, Phys. Rev. Lett.
96,193001(2006)
- "Application
of
coupled-cluster
theory
to parity nonconservation in atoms"
B.P.Das,B.K.Sahoo,G.Gopakumar and R.K.Chaudhuri,
J.Mol.Str.:THEOCHEM 768,141(2006),
(Invited paper)
- "Lifetime
of
the
metastable
D3
5
states in
Ca+, Sr+andBa+" 2
' 2 ' B.K.Sahoo,Md.R.Islam,B.P.Das,R.K.Chaudhuri
and
D.Mukherjee, Phys.Rev.A 74, 062504
(2006)
- "Random
phase
approximation
for
allowed and parity nonconserving transition
amplitudes
and its connection with many-body perturbation theory and
coupled-cluster theory"
G.Gopakumar,C.Sur,B.P.Das,R.K.Chaudhuri
and
D.Mukherjee, Journal of Theoretical and Computational
Chemistry 5, 945 (2006),
(Invited Paper)
- "Relativistic
many-body
theory
of
the electric dipole moment of atomic ytterbium" Bhanu
Pratap
Das and Angom Dilip Singh, Recent developments in spectroscopy
of
Lanthanides and Actinides, R. V. Enterprises, Mumbai, pg 190,
2006,
edited by
B. N. Jagatap and A. Venugopalan.
- "Many-body
effects
in
hyperfine
interaction in 205Pb+" S.Majumder,B.K.Sahoo,R.K.Chaudhuri,B.P.Das
and
D.Mukherjee,
Eur.Phys.Jour.D 41, 441
(2007)
- "Relativistic
coupled-cluster
calculation
of
parity nonconservation in Ba+ using the
sum-over-states approach"
- G. Gopakumar,B.P.Das,R.K.Chaudhuri,D.Mukharjee and
K.Hirao, J.Chem.Phys 126, 013401
(2007)
- "Ab
initio
calculation of the electron-nucleus scalar-pseudoscalar
interaction
constant Ws in heavy polar molecules" M.
K. Nayak, R. K.
Chaudhuri, and B. P. Das, Phys. Rev. A
75,
022510
(2007)
- "Theoretical
studies
of
the
6s2f/2 ^ 5d2f /2 parity nonconserving transition
amplitude in Ba+ and
associated properties" B.
K. Sahoo, B. P. Das, R.
K. Chaudhuri, and D. Mukherjee, Phys. Rev. A 75,032507(2007)
- "Enhanced
role
of
electron
correlation effects in the hyperfine interactions in
the D5
states of alkaline-earth ions"
B. K.
Sahoo,C. Sur,T. Beier, R. K. Chaudhuri, B.
P.
Das and D. Mukherjee, Phys. Rev. A 75,042504(2007)
- "Phase
separation
in
a
two species Bose mixture" T.Mishra,R.V.Pai and B.P.Das,
Phys. Rev. A 76,013604(2007)
- "Optical
frequency
standard
with
Sr+: a theoretical many-body approach " C. Sur,
K. V. P. Latha, R. K. Chaudhuri, B. P.
Das
and D. Mukherjee, Current topics in Atomic, Molecular and
Optical
physics,
World Scientific, edited by C. Sinha and S. S. Bhattacharyya,
pg 199,
2007.
- "Theoretical
studies
of
atomic
transitions in boron-like ions:Mg VIII, Si X and S
XII" H.S.Nataraj,B.K.Sahoo,B.P.Das,R.K.Chaudhuri
and
D.Mukherjee,
J.Phys.B 40,3153(2007)
- "Electric
quadrupole
moment
of
5d 2D3/2 state
in 171Yb:
A reletivistic coupled-cluster analysis" K.
V. P. Latha, C. Sur, R.
K. Chaudhuri, B. P. Das, and D. Mukherjee, Phys. Rev. A 76,
062508 (2007)
- "Investigations
of Ra+
properties to test possibilities for new optical frequency
standards"
B.
K. Sahoo, B. P. Das, R.
K. Chaudhuri, D. Mukherjee, R. G. E. Timmermans and K.
Jungmann, Phys.
Rev. A,
Rap. Comm. 76, 040504 (2007)
- "Coupled-cluster
approach
to
polarizabilities:
computational aspects" B.K.Sahoo
and
B.P.Das, Journal of Computational Methods in Sciences and
Engineering 7, 57
(2007)(Invited Paper)
- "Density
matrix
renormalization
group studies on a mixture of two different
ultracold
bosonic atoms" Tapan
Mishra,R.V.Pai and
B.P.Das,J. Phys.: Conf. Ser. 80,
012039
(2007)
- "The
electron
electric
dipole moment enhancement factors of Rubidium and
Cesium
atoms" H.S.Nataraj,B.K.Sahoo,R.K.Chaudhuri,B.P.Das
and
D.Mukherjee, J.Phys.: Conf.Ser. 80,
012050 (2007)
- "A
new
formulation
of
the relativistic many-body theory of the electric
dipole
moments of closed shell atoms" K.V.P.Latha,Dilip
Angom,R.K.Chaudhuri,B.P.Das
and D.Mukherjee, J.Phys. : Conf. Ser. , 012049
(2007)
- "Core
polarization
in
coupled cluster theory induced by parity and time
reversal
violating interactions"
- K.
V. P. Latha, Dilip
Angom, R. K. Chaudhuri, B. P. Das and D. Mukherjee, J. Phys.
B: At.
Mol. Opt.
Phys.41, 035005 (2008)
- "Theoretical
estimation
of
lifetimes
of the lowest metastable states in Sc III and Y
III" B.
K. Sahoo, H. S. Nataraj, B. P. Das,
R. K.
Chaudhuri and D. Mukherjee, J. Phys. B: At. Mol. Opt. Phys.41, 055702 (2008)
- "Relativistic
unitary
coupled
cluster
theory and applications" C. Sur, R. K.
Chaudhuri, B. K. Sahoo, B. P. Das
and
D. Mukherjee, J. Phys. B: At. Mol. Opt. Phys.41,
065001 (2008)
- "Relativistic
coupled
cluster
studies of dipole polarizabilities of closed shell
atoms"
B. K. Sahoo and B. P. Das, Phys. Rev. A.77,
062516 (2008)
- "Ab
initio
determination of polarizabilities and van der Waals
coefficients
in Li
atoms using the relativistic coupled-cluster method"
L.W.Wansbeek,
B.K.Sahoo,
R.G.E.Timmermans, B.P.Das and D.Mukherjee, Phys.Rev.A.
78, 012515 (2008)
- "Atomic
Electric
Dipole
Moments From Higgs Boson Mediated Interactions"
B.K.Sahoo,
B.P.Das, Rajat K. Chaudhuri, Debashis Mukherjee and E.P.
Venugopal,
Phys.Rev.A,
Rapid Communication, 78,
010501 (2008)
- "Intrinsic
Electric
Dipole
Moments of Paramagentic Atoms: Rubidium and Cesium"
H.S.
Nataraj, B.K. Sahoo, B.P. Das and D. Mukherjee, Phys.Rev.Lett. 101, 03302 (2008)
- Phase
Diagram
of
a Bosonic Ladder With Two Coupled Chains M.
Sethi Luthra, T.
Mishra, R. V. Pai and B. P. Das, Phys.Rev.B 78,
165104 (2008)
- Atomic
Parity
Nonconservation
in Ra+
L.W.Wansbeek,B.K.Sahoo,R.G.E.Timmermans,B.P.Das
and D.Mukherjee, Phys.Rev.A, Rapid Communication
78,
050501 (2008)
- Signatures
of
the
superfluid to Mott insulator transition in cold bosonic atoms
in
a one
dimesional optical lattice S.
Ramanan, Tapan Mishra,
Meetu Sethi Luthra, Ramesh V. Pai and B. P. Das. Phys. Rev. A 79, 013625 (2009)
- Relativistic
configuaration
interaction
study of the nuclear spindependent parity
non-conserving electron-nucleus interaction constant Wa
in BaF Malaya
K.
Nayak and B. P. Das, Phys. Rev. A.(Rapid Communication) 79, 060502 (2009)
- Relativistic
theory
of
the electric diplole moment of an atom due to the electric
dipole
moment of an electron D.
Mukherjee, B. K. Sahoo,
H. S. Nataraj, B. P. Das, J. Phys. Chem. A 113,
12549 (2009)
- Relativistic
coupled-cluster
studies
of ionization potentials, lifetimes and
polarizabilities in singly ionized calcium B.
K. Sahoo, B. P.Das, D.
Mukherjee, Phs. Rev. A 79,
052511 (2009)
- Probing
CP
violation
with the electric dipole moment of atomic mercury K.
V. P. Latha, Dilip
Angom, B. P. Das and D. Mukherjee, Phys. Rev. Lett. 103, 083001
(2009)
- "Supersolid
and
solitonic
phases in the one dimensional extended Bose- Hubbard
model"
T. Mishra, R. V. Pai, S. Ramanan, M. Sethi Luthra and B. P.
Das, Phys.
Rev. A 80, 043614 (2009)
- "Comparative
studies
of
dipole polarizabilities in Sr+, Ba+ and Ra+ and their
applications
to optical clocks" B.
K.
Sahoo, R. G. E. Timmermans, B. P. Das and D. Mukherjee, Phys.
Rev. A 80, 062506 (2009)
- Induced
supersolidity
in
a normal and hardcore boson mixture Tapan
Mishra, Ramesh V.
Pai and B. P. Das, Phys. Rev. B 81,
024503 (2010)
- "Relativistic
Calculations of Ground and Excited States of LiYb molecule for
Ultracold Photoassociation Spectroscopy Studies"
Geetha Gopakumar, Minori Abe, Bhanu Pratap Das, Masahiko Hada
and Kimihiko Hirao, J. Chem. Phys. 133, 124317 (2010)
- "An Overview of Some Experimental and Theoretical Aspects
of Fundamental Symmetry Violations in Atoms" D. Budker, B. K.
Sahoo, D. Angom and B. P. Das, Pramana 75, 1041 (2010)
(Invited Paper)
- "Nuclear Structure E ects in Parity Nonconservation in
Heavy Ions"
P. K. Panda and B. P. Das, Ind. J. Phys. 84, 817 (2010)
- "Relativistic General Order Coupled-Cluster Method for High
Precision Calculations: Application to Al+ Atomic Clock"
M. Kallay, H. S. Nataraj, B. K. Sahoo, B. P. Das and L.
Visscher, Phys. Rev. A Rapid Communication 83, 030503 (R)
(2011)
- "Reapparisal of the Electric Dipole Enhancement Factor of
Atomic Thallium"
H. S. Nataraj, B. K. Sahoo, B. P. Das and D. Mukherjee, Phys.
Rev. Lett. 106, 200403 (2011)
- "Quantun Phases of Ultracold Bosonic Atoms in a One
Dimensional Optical Superlattice"
A. Dhar, T. Mishra, R. V. Pai and B. P. Das, Phys. Rev. A 83,
053621 (2011)
- "Transition Properties of Low-Lying States in Atomic
Indium"
B. K. Sahoo and B. P. Das, Phys. Rev. A 84, 012501 (2011)
- "Parity Nonconservation in Ytterbium Ion"
B. K. Sahoo and B. P. Das, Phys. Rev. A Rapid Communication
84, 010502 (R) (2011)
- "Mean Field Analysis of Quantum Phase Transitions in a
Periodic Optical Superlattice"
A. Dhar, M. Singh, R. V. Pai and B. P. Das, Phys. Rev. A 84,
033631 (2011)
- "The Search for a Permanent Electric Dipole Moment Using
Atomic Indium"
B. K. Sahoo, R. K. Pandey and B. P. Das, Phys. Rev. A Rapid
Communication 84,
030502 (R) (2011)
- "Three-body on-site interactions in ultracold bosonic atoms
in optical lattices and
superlattices"
Manpreet Singh, Arya Dhar, Tapan Mishra, R. V. Pai, and B. P.
Das, Phys. Rev. A
Rapid Communication 85, 051604 (R) (2012)
- "Ba+ quadrupole polarizabilities: Theory versus Experiment"
B. K. Sahoo and B. P. Das, Phys. Rev. A 86, 022506 (2012)
- "Reliability test for for the experimental results of
electric quadrupole hyper ne
structure constants and assessment of nuclear quadrupole
moments in 135Ba and 137Ba"
B. K. Sahoo, M. D. Barrett and B. P. Das, Phys. Rev. A ,
042506 (2013)
- "Hard-core bosons in a zig-zag optical lattice"
A. Dhar, T.Mishra, R. V. Pai, S. Mukerjee and B. P. Das, Phys.
Rev. A 88, 05362 (2013)
- "Correlation trends in the ground-state static electric
dipole polarizabilities of
closed-shell atoms and ions"
Y. Singh, B. K. Sahoo and B. P.Das, Phys. Rev. A 88, 062504
(2013)
- "Ab initio determination of P and T violating coupling
constants in atomic Xe by the
relativistic coupled cluster method"
Yashpal Singh, B. K. Sahoo and B. P. Das, Phys. Rev. A Rapid
Communication 89,
030502 (R) (2014)
- "Relativistic equation of motion coupled cluster method:
Application to closed shell
atomic systems"
H. Pathak, B. K. Sahoo, B. P. Das, N. Vaval and S. Pal, Phys.
Rev. A 89, 042510
(2014)
- "Relativistic equation of motion method for the double
ionization potentials of closed
shell atoms"
H. Pathak, A. Ghosh, B. K. Sahoo, B. P. Das, N. Vaval and S.
Pal, Phys. Rev. A Rapid
Communication 90, 010501 (R) (2014)
- "Quantum phases of attractive bosons on a Bose-Hubbard
ladder with three-body
constraint"
Manpreet Singh, Tapan Mishra, Ramesh V. Pai and B. P. Das,
Phys. Rev. A 90,
013625 (2014)
- "Application of a relativistic coupled cluster theory to
the e ective electric eld in YbF"
M. Abe, G. Gopakumar, M. Hada, B. P. Das, H. Tatewaki and D.
Mukherjee, Phs. Rev.
A 90, 022501 (2014)
Invited Talks and Lectures
- "Theory of Electric Dipole Moments in Atomic Ytterbium
and
Mercury" International workshop on CP Violation without
Strangeness,
Trento, Italy, 1998.
- "Laser Cooling and Atomic Parity Violation" Conference on
Physics of Cooled and Trapped Atoms and Ions, Mumbai, 1998.
- "Application of Laser Cooling Trapping to Parity
Nonconservation in Atomic Ions" National Laser Symposium,
Kanpur, 1998
- "New Directions in Atomic Parity Violation" Indo-French
Workshop on Probing Fundamental Physics Problems with cold
Atoms and
Lasers, Bangalore, India, 1999
- "Recent Trends in Parity Nonconservation in Atoms"
Theoretical Physics Seminar Circuit, Calcutta, 1999
- "Atomic Parity Nonconservation and the Unification of
Fundamental Forces" Theoretical Physics Seminar Circuit,
Calcutta, 1999
- "Probing Parity Nonconservation in Atoms by Laser
Cooling"
Theoretical Physics Seminar Circuit, Bhubaneswar, 1999
- "New Directions in Parity Nonconservation in Atomic Ions"
International Workshop on Violations of Symmetries in Nuclei
and Atoms,
Seattle, USA, 1999.
- "Relativistic Many-Body Theory of Electric Dipole Moment
of
Atomic Ytterbium" National Symposium on Lanthanides and
Actinides,
BARC, Mumbai, 1999.
- "Application of Laser Cooling and Trapping to Symmetry
violations in Atoms" National Symposium on Physics of Cold
Atoms, IACS,
Calcutta, 2000.
- "Relativistic Many-Body Theory of Parity Nonconservation
in
Atoms. Atomic Physics at the Frontiers" University of Roorkee,
Roorkee,
2000.
- "Table top Particle Physics" DAE Symposium on High Energy
Physics, Hyderabad, 2000.
- "Atoms as Probes of Physics Beyond the Standard Model"
International Conference on Perspectives in Theoretical
Physics,
Ahmedabad, 2001.
- "Nuclear Anapole Moment: Using atoms to probe a
fundamental
property of the nucleus" XIII National Conference on Atomic
and
Molecular Physics, Kolkata, 2001.
- "Theory of Parity Nonconservation of Atoms and its role
in
probing the Standard Model of Particle Physics"International
Workshop
on Fundamental Symmetries and Weak Interaction",Seattle,2002
- "Relativistic Many-Body Theory of Atoms", Theoretical
Chemistry Conference, Kolkata, 2002.
- "Relativistic and Correlation effects in Atoms", First
Asia-Pacific Conference on Theoretical and Computational
Chemistry ,
Okazaki, Japan, 2004.
- "New Limit for a Time Reversal Violating Electron-Nucleus
Interaction", Topical Conference in Atomic, Molucular and
Optical
Physics, Kolkata, 2005.
- "Theory of Parity Nonconservation in Trapped Ions",
International Conference on Atomic Physics(Special Session on
Physics
of Trapped Ions), Innsbruck, Austria, 2006.
- "Parity Nonconservation in Atomic Ions", 7th Asian
International Seminar on Atomic and Molecular Physics,
Chennai, India,
2006.
- "Relativistic Coupled-Cluster Theory, National
Theoretical
Chemistry Conference, Tiruchirapalli, India, 2006.
- "Quantum Phase Tansitions in Ultracold Bosonic Atoms",
XVI
National Confernece on Atomic and Molecular Physics, Mumbai,
India,
2007.
- "Relativistic Coupled-Cluster Theory of Atomic
Parity
Nonconservation", Recent Trends in Many-Body Theory,
Bhubaneswar-Puri,
India, 2007.
- "Relativistic Atomic Structure Calculations Using High
Performance Computing, EU-India Grid Workshop, Pune, India,
2007
- "Atomic Probes of the Standard Model of Particle
Physics", International conference on Atomic, Molecular and
Optical
Sciences and High Performance Computing, Kolkata, India, 2008.
- "Quantum Phase Transitions in Ultracold Atoms", National
Symposium on Quantum Chemistry, Optimization and Soft
Computing, Indian
Association for the Cultivation of Science, Kolkata, 2008.
- "Numerical Computations of Quantum Phase Transitions in
Cold
Atoms", 3rd Garuda Grid Computing Partners Meet, Bangalore,
2008
- "Theory of Parity and Time-Reversal Violations in Atoms:
Present Status and Future Prospects", International Conference
on the
Origins of P, CP and T Violations, Abdus Salam International
Centre for
Theoretical Physics, Trieste, Italy, 2008.
- "Application of Relativistic Coupled Cluster Theory to
Strong Correlations in Hevavy Atomic Systems", International
Workshop
on Atomic, Chemical and Nuclear Developments in Coupled
Cluster
Methods, National Institute for Nuclear Theory, University of
Washington, Seattle, 2008.
- "Quantum Phase Transitions in Ultracold Bosonic Atoms"
International Conference of Cold Atoms, Kolkata, India, 2008.
- "High Performance Computing Aspects of Cold Atoms in
Optical
Lattices", DAE-BRNS symposium on Atomic, Molecular and Optical
Physics,
New Delhi, India, 2009.
- "Computational Aspects of Relativistic Coupled-Cluster
Theory Applied to Atomic Property Calculations", Conference on
Computational Physics 2009, Kaohsiung, Taiwan, 2009
- "Relativistic Many-Body Theory of Electric Dipole Moments
of
Atoms Arising from the Electric Dipole Moment of the
Electron",
International Conference on Relativistic Effects in Heavy
Element
Chemistry and Physics, Beijing, China, 2010
- "The Role of Relativistic Many-Body Theory in the
Determination of the Electric
Dipole Moment of the Electron", Asia Paci c Conference on
Theoretical and
Computational Chemistry, Rotorua, New Zealand, 2011
- "Introduction to the Theory of Electric Dipole Moments of
Atoms and Molecules due to
Parity and Time-Reversal Violations", Workshop on the Electric
Dipole Moments of
Molecules, University of Tokyo, Japan,2012
- "The God Particle: Computing its Footprints in an Atom",
International Conference on
Metacomputing, Bhubaneswar, India, 2012.
- "Theory of Electric Dipole Moments of Atoms and
Molecules", International Workshop
on CP Violation in Elementary Particles and Composite Systems,
Mahabaleswar, India,
2013
- "Probing States of Ultracold Matter Using High
Performance Computing",
Garuda-NKN Partners Meet, Bangalore, India, 2013
- "The Electric Dipole Moment of the Electron and
Supersymmetry",
Supersymmetry-Dark Matter Conference, Indian Institute of
Science, Bangalore, India,
2013
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