Fischer, W, Keele, B, Bhattacharya, T, Lo, C, Giorgi, E, Hraber, P, ...
No abstract available.
Gnanakaran, G, Bhattacharya, T, Daniels, M, Lapedes, A, Gao, F, Kumar, A, ...
No abstract available.
Equation of state and QCD transition at finite temperature (2009)
Bazavov, A., Bhattacharya, T., Cheng, M., Christ, N. H., DeTar, C., Ejiri, S., ...
We calculate the equation of state in 2+1 flavor QCD at finite temperature with physical strange quark mass and almost physical light quark masses using lattices with temporal extent Nt=8....
Bacteriological examination of drinking water in Burdwan, India with reference to coliforms (2008)
Chatterjee, S.N., Das, D., Roy, M., Banerjee, S., Dey, P., Bhattacharya, T., ...
Most probable number (MPN) test was done to detect the coliform in water samples collected from mobile vendors, sweet shops and tap water supplied from Burdwan municipality. The study revealed that...
Ecology and diversity of Bacillus thuringiensis in soil environment (2008)
Chatterjee, S. N., Bhattacharya, T., Dangar, T. K., Chandra, G
Bacillus thuringiensis populations ranged between 4.23 x 105, 6.52 x 105 cfu/g soil and consist of 11 types of isolates with 3 polymorphic, 7 spherical and 1 bipyramidal type of crystals. Polymorphic...
The speed-sensorless vector-controlled induction-motor drive is superior to the conventional vector-controlled induction-motor drive in terms of drive cost and reliability. In speed-sensorless...
Bhattacharya, T., Chandra, R., Mishra, T.
Rosana G. Moreira, Editor-in-Chief; Texas A&M University
Bhattacharya, T., Chandra, R., Mishra, T.
Rosana G. Moreira, Editor-in-Chief; Texas A&M University
Influence of projectile - breakup threshold on complete fusion (2006)
Mukherjee, A., Roy, Subinit, Pradhan, M. K., Sarkar, M. Saha, Basu, P., Dasmahapatra, B., ...
Complete fusion excitations for 11,10B+159Tb have been measured at energies around the respective Coulomb barriers, and the existing complete fusion measurements for 7Li+159Tb have been extended to...
The speed-sensorless vector-controlled induction-motor drive is superior to the conventional vector-controlled induction-motor drive in terms of drive cost and reliability. In speed-sensorless...
CIGR E-Journal Volume 8 (2006)
Abubakar, M., Adams, R., Ademosun, C., Ademosun, O., Adewole, N., Adewumi, B., ...
Rosana G. Moreira, Editor-in-Chief; Texas A&M University
CIGR E-Journal Volume 8 (2006)
Abubakar, M., Adams, R., Ademosun, C., Ademosun, O., Adewole, N., Adewumi, B., ...
Rosana G. Moreira, Editor-in-Chief; Texas A&M University
User instructions GEFSOC Soil Carbon Modeling System (2005)
Easter, M., Paustian, K., Killian, K., Boyack, K., Williams, S., Feng, T., ...
On the behaviour of 8-harmonic functions on some special unbounded domains (2005)
We study nonnegative 1-harmonic functions dened on unbounded domains, in particular the half-space and the exterior of the unit closed ball. We prove that if such a function u vanishes continuously...
On the behaviour of 8-harmonic functions on some special unbounded domains (2005)
We study nonnegative 1-harmonic functions dened on unbounded domains, in particular the half-space and the exterior of the unit closed ball. We prove that if such a function u vanishes continuously...
A note on non-negative singular infinity-harmonic functions in the half-space (2005)
In this work we study non-negative singular infinity-harmonic functions in the half-space. We assume that solutions blow-up at the origin while vanishing at infinity and on a hyperplane. We show that...
Chemical Constituents of Piper betle Linn. (Piperaceae) Roots (2005)
Column chromatography of the alcoholic extract of Piper betle roots furnished aristololactam A-II and a new phenyl propene, characterized as 4-allyl resorcinol, while the petroleum-ether extract...
Calculating weak matrix elements using HYP staggered fermions (2003)
Bhattacharya, T., Fleming, G. T., Kilcup, G., Gupta, R., Lee, W., Sharpe, S.
We present preliminary results of weak matrix elements relevant to CP violation calculated using the HYP (II) staggered fermions. Since the complete set of matching coefficients at the one-loop level...
Progress report on the staggered epsilon'/epsilon project (2002)
Bhattacharya, T., Fleming, G. T., Kilcup, G., Gupta, R., Lee, W., Sharpe, S.
We report on progress and future plans for calculating kaon weak matrix elements for epsilon'/epsilon using staggered fermions.
Weak matrix elements for CP violation (2001)
Bhattacharya, T., Fleming, G. T., Kilcup, G., Gupta, R., Lee, W., Sharpe, S.
We present preliminary results of matrix elements of four-fermion operators relevant to the determination of e and e'/e using staggered fermions.
Yusim, K, Peeters, M, Pybus, O G, Bhattacharya, T, Delaporte, E, Mulanga, C, ...
In earlier work, human immunodeficiency virus type 1 (HIV-1) sequences were analysed to estimate the timing of the ancestral sequence of the main group of HIV-1, the virus that is responsible for the...
Contents of Lattice 2000 Proceedings (2001)
Bhattacharya, T., Gupta, R., Patel, A.
We give here a compilation of papers presented at Lattice 2000 (XVIII Intl. Symposium on Lattice Field Theory, Bangalore, India, 17-22 August 2000). The table of contents provides links to papers on...
Timing the Ancestor of the HIV-1 Pandemic Strains (2000)
Korber, B., Muldoon, M., Theiler, J., Gao, F., Gupta, R., Lapedes, A., ...
HIV-1 sequences were analyzed to estimate the timing of the ancestral sequence of the main group of HIV-1, the strains responsible for the AIDS pandemic. Using parallel supercomputers and assuming a...
Heavy-light mesons and baryons with b quarks (2000)
Khan, A.A., Bhattacharya, T., Collins, S., Davies, C.T.H., Gupta, R., Morningstar, C., ...
We present lattice results for the spectrum of mesons containing one heavy quark and of baryons containing one or two heavy quarks. The calculation is done in the quenched approximation using the...
Heavy-light Mesons and Baryons with b quarks (1999)
Khan, A. Ali, Bhattacharya, T., Collins, S., Davies, C. T. H., Gupta, R., Morningstar, C., ...
We present lattice results for the spectrum of mesons containing one heavy quark and of baryons containing one or two heavy quarks. The calculation is done in the quenched approximation using the...
Order a improved renormalization constants (1999)
Bhattacharya, T., Gupta, R., Lee, W., Sharpe, S.
We impose the axial and vector Ward identities on local fermion bilinear operators in the Sheikholesalami-Wohlert discretization of fermions. From this we obtain all the coefficients needed to...
Non-perturbative improvement of bilinears in unquenched QCD (1999)
Bhattacharya, T., Gupta, R., Lee, W., Sharpe, S.
We describe how the improvement of quark bilinears generalizes from quenched to unquenched QCD, and discuss which of the additional improvement constants can be determined using Ward Identities.
Non-perturbative Renormalization Constants using Ward Identities (1998)
Bhattacharya, T., Chandrasekharan, S., Gupta, R., Lee, W., Sharpe, S.
We extend the application of vector and axial Ward identities to calculate $b_A$, $b_P$ and $b_T$, coefficients that give the mass dependence of the renormalization constants of the corresponding...
Dynamics of the Conformal Mode and Simplicial Gravity (1998)
Catterall, S., Mottola, E., Bhattacharya, T.
We review the derivation of the Liouville action in 2DQG via the trace anomaly and emphasize how a similar approach can be used to derive an effective action describing the long wavelength dynamics...
B Meson Decay Constants From NRQCD (1998)
Khan, A. Ali, Bhattacharya, T., Collins, S., Davies, C. T. H., Gupta, R., Morningstar, C., ...
We present quenched results for B meson decay constants using NRQCD b quarks and O(a) tadpole improved clover light quarks. For the first time, one-loop matching factors between lattice and continuum...
Heavy light mesons at a larger lattice spacing (1997)
Hein, J., Khan, A. Ali, Bhattacharya, T., Collins, S., Davies, C. T. H., Gupta, R., ...
We present results on the spectrum of B and D mesons including radial excitations and discuss the pseudoscalar decay constant. The results are obtained at beta=5.7 in the quenched approximation using...
Light Quark Masses and the CP violation parameter $\epsilon'/\epsilon$ (1996)
We present estimates of light quarks masses using lattice data. Our main results are based on a global analysis of all the published data for Wilson and Staggered fermions, both in the quenched...
$B$ and $B_c$ mesons with NRQCD and Clover actions (1996)
Khan, A. Ali, Bhattacharya, T.
We present preliminary results from our study of the heavy-light spectrum and decay constants. For the heavy quark, we use NRQCD at various masses around and above the $b$ quark mass. For the first...
Large q expansion of the 2D q-states Potts model (1996)
Bhattacharya, T., Lacaze, R., Morel, A.
We present a recursive method to calculate a large q expansion of the 2d q-states Potts model free energies based on the Fortuin-Kasteleyn representation of the model. With this procedure, we compute...
Large $q$ expansion of the 2D $q$-states Potts model (1996)
Bhattacharya, T., Lacaze, R., Morel, A.
We present a recursive method to calculate a large $q$ expansion of the 2d $q$-states Potts model free energies based on the Fortuin-Kasteleyn representation of the model. With this procedure, we...
Large $q$ expansion of the 2D $q$-states Potts model (1996)
Bhattacharya, T., Lacaze, R., Morel, A.
We present a recursive method to calculate a large $q$ expansion of the 2d $q$-states Potts model free energies based on the Fortuin-Kasteleyn representation of the model. With this procedure, we...
Large Energy Cumulants in the 2D Potts Model and their Effects in Finite Size Analysis (1994)
Bhattacharya, T., Lacaze, R., Morel, A.
We develop an ansatz for expressing the free energy of the two dimensional $q$-states Potts model for $q > 4$ near its first order phase transition point. We notice that for the moderate values of $...
Critical behavior of the antiferromagnetic Heisenberg model on a stacked triangular lattice (1994)
Bhattacharya, T., Billoire, A., Lacaze, R., Jolicoeur, Th.
We estimate, using a large-scale Monte Carlo simulation, the critical exponents of the antiferromagnetic Heisenberg model on a stacked triangular lattice. We obtain the following estimates:...
Critical behavior of the antiferromagnetic Heisenberg model on a stacked triangular lattice (1994)
Bhattacharya, T., Billoire, A., Lacaze, R., Jolicoeur, Th.
We estimate, using a large-scale Monte Carlo simulation, the critical exponents of the antiferromagnetic Heisenberg model on a stacked triangular lattice. We obtain the following estimates:...
Critical behavior of the antiferromagnetic Heisenberg model on a stacked triangular lattice (1994)
Bhattacharya, T., Billoire, A., Lacaze, R., Jolicoeur, Th.
We estimate, using a large-scale Monte Carlo simulation, the critical exponents of the antiferromagnetic Heisenberg model on a stacked triangular lattice. We obtain the following estimates:...
The free energy of the Potts model: from the continuous to the first-order transition region (1993)
Bhattacharya, T., Lacaze, R., Morel, A.
We present a large $q$ expansion of the 2d $q$-states Potts model free energies up to order 9 in $1/\sqrt{q}$. Its analysis leads us to an ansatz which, in the first-order region, incorporates...
Critical Behavior of the Antiferromagnetic Heisenberg Model on a Stacked Triangular Lattice (1993)
Bhattacharya, T., Billoire, A., Lacaze, R., Jolicœur, Th.
We estimate, using a large-scale Monte Carlo simulation, the critical exponents of the antiferromagnetic Heisenberg model on a stacked triangular lattice. We obtain the following estimates:...
Critical behavior of the antiferromagnetic Heisenberg model on a stacked triangular lattice (1993)
Bhattacharya, T., Billoire, A., Lacaze, R., Jolicoeur, T.
We estimate, using Monte Carlo simulation, the critical exponents of the anti-ferromagnetic $ O(3) $ model on a stacked triangular lattice. We get $ \gamma /\nu = 2.01 \pm .03, $ $ \nu =.79\pm .03. $...
Critical behavior of the antiferromagnetic Heisenberg model on a stacked triangular lattice (1993)
Bhattacharya, T., Billoire, A., Lacaze, R., Jolicoeur, T.
We estimate, using Monte Carlo simulation, the critical exponents of the anti-ferromagnetic $ O(3) $ model on a stacked triangular lattice. We get $ \gamma /\nu = 2.01 \pm .03, $ $ \nu =.79\pm .03. $...
Z(N) interface tension in a hot SU(N) gauge theory (1992)
Bhattacharya, T., Gocksch, A., Korthals-Altes, C. P., Pisarski, R. D.
The interface tension between Z(N) vacua in a hot SU(N) gauge theory (without dynamical fermions) is computed at next to leading order in weak coupling. The Z(N) interface tension is related to the...
A note on the space charge problem (1992)
A partial differential equation that governs unipolar ionization in a doubly-connected region is studied. This is often known as the space charge problem. It is shown that if the potential is smooth...
Calcium phosphate ceramics as bone graft substitutes in filling bone tumor defects (1900)
Saikia, K, Bhattacharya, T, Bhuyan, S, Talukdar, D, Saikia, S, Jitesh, P
Heavy-light mesons and baryons with b quarks
Khan, A.A., Bhattacharya, T., Collins, S., Davies, C.T.H., Gupta, R., Morningstar, C., ...
We present lattice results for the spectrum of mesons containing one heavy quark and of baryons containing one or two heavy quarks. The calculation is done in the quenched approximation using the...
Heavy-light mesons and baryons with b quarks
Khan, A.A., Bhattacharya, T., Collins, S., Davies, C.T.H., Gupta, R., Morningstar, C., ...
We present lattice results for the spectrum of mesons containing one heavy quark and of baryons containing one or two heavy quarks. The calculation is done in the quenched approximation using the...
Yusim, K, Peeters, M, Pybus, O G, Bhattacharya, T, Delaporte, E, Mulanga, C, ...
In earlier work, human immunodeficiency virus type 1 (HIV-1) sequences were analysed to estimate the timing of the ancestral sequence of the main group of HIV-1, the virus that is responsible for the...
Vibrio cholerae O139 in Calcutta, 1992-1998: incidence, antibiograms, and genotypes.
Basu, A., Garg, P., Datta, S., Chakraborty, S., Bhattacharya, T., Khan, A., ...
We report results of surveillance for cholera caused by Vibrio cholerae O139 from September 1992, when it was first identified, to December 1998. V. cholerae O139 dominated as the causative agent of...
Anderson, J. A., Giorgi, E. E., Seoighe, C., Mlisana, K., ...
Identifying the specific genetic characteristics of successfully transmitted variants may prove central to the development of effective vaccine and microbicide interventions. Although human...