Photo of Amit Chattopadhyay
  • Phone01212043500
  • School of Engineering and Applied Science, Aston University

    B4 7ET Birmingham

    United Kingdom

19982019
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Research Output 1998 2019

2019
Open Access
File
Nonlinear equations
Fourier transform
Fourier transforms
Nonlinear Equations
Eigenvalue
2018
Open Access
File
Immunization
Chlordiazepoxide
infectious diseases
compartments
actuators

Novel Universality Classes in Ferroelectric Liquid Crystals

Chattopadhyay, A. K. & Mukherjee, P. K., 1 Jan 2018, In : Journal of Molecular Liquids. 249, p. 397-403

Research output: Contribution to journalArticle

Open Access
File
Liquid Crystals
Liquid crystals
Ferroelectric materials
liquid crystals
exponents

On stochastic resonance in a model of double diffusion

Chattopadhyay, A. K., He, X., Tsambali, A-A., Konstantinidis, A. A. & Aifantis, E. C., 2 Sep 2018, In : Materials Science and Technology. 34, 13, p. 1606-1613

Research output: Contribution to journalArticle

Nanocrystals
nanocrystals
Energy transfer
critical point
inhomogeneity
Open Access
File
Manganites
Phase transitions
perturbation
Substitution reactions
Magnetic fields

Statistics of Correlations and Fluctuations in a Stochastic Model of Wealth Exchange

Bertotti, M. L., Chattopadhyay, A. K. & Modanese, G., 5 Mar 2018, In : Entropy. 20, 3, 11 p., 166.

Research output: Contribution to journalArticle

Open Access
File
income
statistics
kinetic theory
transition probabilities
deviation

Uncertainty dynamics in a model of economic inequality

Bertotti, M. L., Chattopadhyay, A. K. & Modanese, G., 31 Jan 2018, In : International Journal of Design and Nature and Ecodynamics. 13, 1, p. 16-22 6 p.

Research output: Contribution to journalArticle

Open Access
File
Economic Models
dynamic models
Uncertainty
uncertainty
Social Mobility
2017

Correlation between Gini index and mobility in a stochastic kinetic model of economic exchange

Bertotti, M. L., Chattopadhyay, A. K. & Modanese, G., 2017, In : Results in Physics. 7, p. 2081-2084 4 p.

Research output: Contribution to journalArticle

Open Access
File
economics
kinetics
income
formulations
correlation coefficients

Double diffusivity model under stochastic forcing

Chattopadhyay, A. K. & Aifantis, E. C., 22 May 2017, In : Physical Review E. 95, 5, 10 p., 052134.

Research output: Contribution to journalArticle

Open Access
File
Diffusivity
Forcing
diffusivity
Gradient
Grain Boundary
Open Access
File
Spatial Heterogeneity
Stochastic Analysis
Land fill
Statistics
Fluctuations

Effect of magnetic nanoparticles on the nematic-smectic-A phase transition

Mukherjee, P. K. & Chattopadhyay, A. K., Sep 2017, In : Journal of Molecular Liquids. 242, p. 612-617 6 p.

Research output: Contribution to journalArticle

Open Access
File
Phase transitions
Nanoparticles
nanoparticles
Impurities
impurities

Poverty index with time-varying consumption and income distributions

Chattopadhyay, A. K., Kumar, T. K. & Mallick, S. K., 6 Mar 2017, In : Physical Review E. 95, 3, 032109.

Research output: Contribution to journalArticle

Open Access
File
income
Income Distribution
Poverty
Time-varying
deprivation

Protein lipograms

Laurie, J., Chattopadhyay, A. K. & Flower, D. R., 7 Oct 2017, In : Journal of Theoretical Biology. 430, p. 109-116 8 p.

Research output: Contribution to journalArticle

Open Access
File
Proteome
proteome
Proteins
Protein
Decompose

Stochastic effects in a discretized kinetic model of economic exchange

Bertotti, M. L., Chattopadhyay, A. K. & Modanese, G., 1 Apr 2017, In : Physica A. 471, p. 724–732 9 p.

Research output: Contribution to journalArticle

Open Access
File
Kinetic Model
economics
Economics
Gini Index
Taxation
2016

Laminar-turbulent transition in Raman fiber lasers: a first passage statistics based analysis

Chattopadhyay, A. K., Nasiev, D., Sugavanam, S., Tarasov, N. & Churkin, D. V., 28 Jun 2016, In : Scientific Reports. 6, 5 p., 28492.

Research output: Contribution to journalArticle

Open Access
File
Raman lasers
fiber lasers
statistics
pumps
excitation

Noise-induced standing waves in oscillatory systems with time-delayed feedback

Stich, M. & Chattopadhyay, A. K., 23 May 2016, In : Physical Review E. 93, 5, 9 p., 052221.

Research output: Contribution to journalArticle

Open Access
File
Delayed Feedback
Standing Wave
standing waves
Temporal Correlation
Gaussian White Noise

Stochastically forced dislocation density distribution in plastic deformation

Chattopadhyay, A. K. & Aifantis, E. C., Aug 2016, In : Physical Review E. 94, 2, 8 p., 022139.

Research output: Contribution to journalArticle

Open Access
File
Plastic Deformation
Dislocation
plastic deformation
density distribution
Randomness

Stokes waves revisited: exact solutions in the asymptotic limit

Davies, M. & Chattopadhyay, A. K., 28 Mar 2016, In : European Physical Journal. 131, 3, 5 p., 69.

Research output: Contribution to journalArticle

Open Access
File
Surface waves
secular variations
Gravity waves
gravity waves
engineers
2015

A statistical physics perspective on alignment-independent protein sequence comparison.

Chattopadhyay, A. K., Nasiev, D. & Flower, D. R., 2015, In : Bioinformatics. 31, 15, p. 2469-2474 6 p.

Research output: Contribution to journalArticle

Open Access
File
Sequence Comparison
Physics
Statistical Physics
Protein Sequence
Alignment
Open Access
File
liquid crystals
magnetic fields
transition points
perturbation
temperature dependence

HIV, cardiovascular diseases, and chronic arsenic exposure co-exist in a positive synergy

Chattopadhyay, A., Panigrahi, A., Paul, G. & Panigrahi, S., 15 Dec 2015, In : Bengal Heart Journal. p. 9-19 11 p.

Research output: Contribution to journalArticle

Arsenic
Cardiovascular Diseases
HIV
Vascular Diseases
Atherosclerosis

Temporal dynamics in an immunological synapse: role of thermal fluctuations in signaling

Bush, D. R. & Chattopadhyay, A. K., 6 Jul 2015, In : Physical Review E. 92, 8 p., 012706.

Research output: Contribution to journalArticle

Open Access
File
synapses
Synapse
Fluctuations
Survival Probability
Time Scales
2014

Contact time periods in immunological synapse

Bush, D. R. & Chattopadhyay, A. K., 8 Oct 2014, In : Physical Review E. 90, 4, 6 p., 042706.

Research output: Contribution to journalArticle

Open Access
File
synapses
Synapse
T-cells
Integrin
Contact

Cross-correlation-aided transport in stochastically driven accretion flows

Kumar Nath, S. & K. Chattopadhyay, A., 24 Dec 2014, In : Physical Review E. 90, 6, 10 p., 063014.

Research output: Contribution to journalArticle

Open Access
File
Accretion
Cross-correlation
cross correlation
Temporal Correlation
vorticity
File
Acrylics
Statistical methods
Polymers
Oils
Pharmaceutical Preparations
2013

Interacting nonequilibrium systems with two temperatures

Alamino, R. C., Chattopadhyay, A. & Saad, D., 17 May 2013, In : Physical Review E. 87, 5, 7 p., 052123.

Research output: Contribution to journalArticle

Open Access
File
Nonequilibrium Systems
Non-equilibrium
functional analysis
statistical mechanics
baths

Magnetohydrodynamic stability of stochastically driven accretion flows

Nath, S. K., Mukhopadhyay, B. & Chattopadhyay, A. K., 17 Jul 2013, In : Physical Review E. 88, 1, 013010.

Research output: Contribution to journalArticle

Open Access
File
Accretion
magnetohydrodynamic stability
shear flow
magnetohydrodynamics
perturbation
Open Access
File
statistical analysis
seasonal variation
egg
rainfall
humidity

Stochastically driven instability in rotating shear flows

Mukhopadhyay, B. & Chattopadhyay, A., 25 Jan 2013, In : Journal of Physics A: Mathematical and Theoretical. 46, 3, 17 p., 035501.

Research output: Contribution to journalArticle

Open Access
File
Rotating Flow
Shear flow
Shear Flow
shear flow
Turbulence
2011

Bose-Einstein condensate in a quartic potential: static and dynamic properties

Chaudhary, G. K., Chattopadhyay, A. & Ramakumar, R., 20 Nov 2011, In : International Journal of Modern Physics B. 25, 29, p. 3927-3940 4 p.

Research output: Contribution to journalArticle

Open Access
File
Bose-Einstein condensates
dynamic characteristics
condensates
bosons
traps

Heat and thermodynamics

Chattopadhyay, A., Zemansky, M. & Dittman, R., Apr 2011, New Delhi (IN): Tata McGraw Hill. 507 p.

Research output: Book/ReportBook

Role of fluctuations in membrane models: thermal versus nonthermal

Chattopadhyay, A. K., 20 Sep 2011, In : Physical Review E. 84, 3, 032101.

Research output: Contribution to journalArticle

Open Access
File
Thermal Model
Membrane
Fluctuations
membranes
Relaxation Time
2010

Income and poverty in a developing economy

Chattopadhyay, A. K., Ackland, G. J. & Mallick, S. K., 22 Sep 2010, In : Europhysics Letters. 91, 5, 6 p., 58003.

Research output: Contribution to journalArticle

File
income
economy
probability density functions
labor
Fokker-Planck equation
2009

Memory effects in a non-equilibrium growth model

Chattopadhyay, A. K., 31 Jul 2009, In : Physical Review E. 80, 1, p. 011144 1 p., 011144.

Research output: Contribution to journalArticle

Open Access
File
Memory Effect
Growth Model
Non-equilibrium
scaling
Non-conservative System

Nonlinear dynamics of cilia and flagella

Chattopadhyay, A. K., Hilfinger, A. & Jülicher, F., 21 May 2009, In : Physical Review E. 79, 5, p. 051918 1 p., 051918.

Research output: Contribution to journalArticle

Open Access
File
Beat
Nonlinear Dynamics
synchronism
Microtubules
Nonlinear Wave Equation
2007

Anisotropic model of kinetic roughening: he strong-coupling regime

Chattopadhyay, A. K., 27 Nov 2007, In : Physical Review E. 76, 5, 4 p., 050103.

Research output: Contribution to journalArticle

Open Access
File
Strong Coupling
Kinetics
kinetics
Continuum Model
Spatial Correlation

Close contact fluctuations: the seeding of signalling domains in the immunological synapse

Chattopadhyay, A. K. & Burroughs, N. J., 5 Feb 2007, In : Europhysics Letters. 77, 4, 5 p., 48003.

Research output: Contribution to journalArticle

Open Access
File
synapses
inoculation
membranes
cells
estimating

Dynamics of anchored polymers under an oscillating force

Chattopadhyay, A. K. & Marenduzzo, D., 20 Feb 2007, In : Physical Review Letters. 98, 8, 4 p., 088101.

Research output: Contribution to journalArticle

Open Access
File
polymers
stiffness
crossovers
signatures
cycles

Income distribution dependence of poverty measure: a theoretical analysis

Chattopadhyay, A. K. & Mallick, S. K., Apr 2007, In : Physica A. 377, 1, p. 241-252 12 p.

Research output: Contribution to journalArticle

Open Access
File
income
Income Distribution
Poverty
Theoretical Analysis
inflection points
2006

N-dimensional electron in an anharmonic potential: the large-N limit

Chattopadhyay, A. K., 4 Sep 2006, In : Physics Letters A. 357, 2, p. 108-111 4 p.

Research output: Contribution to journalArticle

energy levels
many body problem
eigenvectors
electrons
expansion
2005

Universality in the merging dynamics of parametric active contours: a study in MRI based lung segmentation

Chattopadhyay, A. K., Ray, N. & Acton, S. T., 21 Jun 2005, In : New Journal of Physics. 7, 11 p., 148.

Research output: Contribution to journalArticle

lungs
snakes
ventilation
imagery
magnetic resonance
2004

Dynamics of linear polymers in random media

Chakrabarti, B. K., Chattopadhyay, A. K. & Dutta, A., 15 Feb 2004, In : Physica A. 333, p. 34-40 7 p.

Research output: Contribution to journalArticle

Open Access
File
Random Media
Scaling Theory
Polymers
Disordered Media
polymers

Fluctuations and correlations in sandpiles and interfaces with boundary pinning

Alava, M. J. & Chattopadhyay, A. K., 20 Jan 2004, In : Physical Review E. 69, 1 2, 5 p., 016104.

Research output: Contribution to journalArticle

Sandpiles
Fluctuations
Critical State
Temporal Correlation
thermal noise
2003

Dynamics of pulsed flow in an elastic tube

Chattopadhyay, A. K. & Sil, S., 20 Oct 2003, In : International Journal of Modern Physics B. 17, 26, p. 4619-4629 11 p.

Research output: Contribution to journalArticle

Open Access
File
tubes
hemorrhages
mammals
viscous fluids
arteries
2002

Pair breaking and bound states in disordered superconductors

Chattopadhyay, A. K., Klemm, R. A. & Sa, D., 12 Aug 2002, In : Journal of Physics: Condensed Matter. 14, 31, p. L577-L582 6 p.

Research output: Contribution to journalArticle

Open Access
File
Superconducting materials
Impurities
impurities
disorders
Born approximation

Thermal re-emission model

Chattopadhyay, A. K., 4 Jan 2002, In : Physical Review B. 65, 4, 4 p., 41405.

Research output: Contribution to journalArticle

Open Access
File
Invariance
Vapor pressure
exponents
Etching
Surface roughness
curvature
continuums
numerical integration
flat surfaces
nonlinearity
2001

Wall-bounded turbulent shear flow: Analytic result for a universal amplitude

Chattopadhyay, A. K. & Bhattacharjee, J. K., Jan 2001, In : Physical Review E. 63, 1 , 7 p., 016306.

Research output: Contribution to journalArticle

Open Access
File
Turbulent Boundary Layer
turbulent boundary layer
Flat Plate
Shear Flow
Velocity Profile
2000

Coupled nonequilibrium growth equations: self-consistent mode coupling using vertex renormalization

Chattopadhyay, A. K., Basu, A. & Bhattacharjee, J. K., 1 Feb 2000, In : Physical Review E. 61, 2, p. 2086-2088 3 p., 2086.

Research output: Contribution to journalArticle

Open Access
File
Mode Coupling
Renormalization
coupled modes
Non-equilibrium
apexes

Lyoluminescence: a theoretical approach

Chattopadhyay, A. K., Mahapatra, G. S. & Chaudhury, P., 1 Jul 2000, In : Physical Review B. 62, 2, p. 906-909 4 p.

Research output: Contribution to journalArticle

Open Access
File
light water
systems analysis
radiative recombination
curves
numerical integration