TARUN BISWAS

Physics Dept., SUNY , New Paltz, New York 12561.

Phone: (845)-257-3749

Email: biswast@newpaltz.edu

Education

• Ph.D. (Theoretical Physics), Aug. '84, Syracuse University, Syracuse, New York.
• M.S. (Computer Science), Aug. '84, Syracuse University, Syracuse, New York.
• M.S. (Physics), Dec. '79, Syracuse University, Syracuse, New York.
• M.S. (Physics), Jun. '78, Indian Institute of Technology, New Delhi.

Positions Held

• Syracuse University Graduate Fellow -- '78-'80.
• Instructor/Graduate Asst. (Syracuse Univ.) -- '80-'83.
• Syracuse University Graduate Fellow -- '83-'84.
• Asst. Professor (State Univ. of New York at New Paltz) -- '84-'89.
• Leave of Absence ('89-'90).
• Associate Professor (State Univ. of New York at New Paltz) -- Sept. '89 - present.

Experience

Physics Theory

• Dynamics of Directly Interacting Particles (Ph.D. Thesis).
• Relativistic Quark Model for Hadrons (A computer aided analysis, Ph.D. Thesis).
• Field Theory for Composite Particles (e.g. hadrons).
• A Theory of Confining Potentials for Quarks.
• Inhomogeneous Optical Waveguides (A computer aided analysis, M.S. Thesis).
• Group Theory.
• Gauge Theories.
• Quantum Chromodynamics.
• Differential Geometry.
• Quantum Gravity.
• Gravitational Radiation.
• Solid State Physics (Theory).
• Theoretical Modern Optics (holography, Fourier Optics, etc.).
• Biophysics (active transport, recombinant DNA).
• Astronomy.
• Computer Simulation of Temperature Dependence of Crystal Growth.
• Nonlinear Effects in a Stretched String (A computer animated presentation through a GUI).
• Special Relativistic Newtonian Gravity.

Physics Experiment

• Composite prism (Comprism or Comprisms(TM)) development. These are a combination of refractive and diffractive elements that result in ophthalmic prisms with low chromatic aberration and distortion. (National Institute of Health funded project)
• Fourier Optics and Optical Filtering.
• Optical Communication.
• Electrooptic Effect and Optical Modulators (Kerr and Pockel cells).
• Faraday Rotation.
• Neutron Detectors.
• Nuclear Emulsion Detectors (study of proton tracks).
• Nuclear Quadrupole Resonance.
• X-ray Crystallography.
• Raman Spectra.
• Noise Elimination in Electrical Signals using Lock-in Amplifiers.

Computer Science

• Computer Modelling and Simulation of Physical and Biological Systems.
• Animation on Microcomputers.
• Graphics on Microcomputers.
• Computer Interfacing for Physics Experiments.
• Eigenvalue Problems for Coupled Ordinary Differential Equations (Numerical Techniques).
• Numerical Analysis.
• Logic Programming for Symbolic Integration (using PROLOG).
• Mathematics of Systems Design.
• Micro-computers and Micro-processors Hardware Design.
• Analysis of Algorithms.
• Chess Problem Solutions (using the C language).
• Languages: C/C++, JAVA, PYTHON, ALGOL, PASCAL, FORTRAN, BASIC, APL, PROLOG, Some Assemblers.
• Operating Systems viz. Linux, Windows, TOPS-10, VMS, CP/M, VM, CSOS, Xenix, MSDOS, AMIGADOS.
• Fluent in LaTeX and HTML document preparation.

Examples of Software Developed

• A Windows based commercial package for specialized eyeglass design (double vision correction) (NIH funded project). Microsoft Visual C++ (with MFC) was used for this project. Borland C++ for Windows (with OWL) was used for earlier versions. A major component of this package is numerical computation.
• Data acquisition software for undergraduate physics labs using both C++ and Java.
• Simulation of undergraduate physics labs using Java.
• "Disorder", a Windows based computer game. It is a puzzle type of game with a "twist". Borland C++ for Windows is used for this project. Extensive use is made of the ObjectWindows Library (OWL). Windows Help files are written for complete online documentation. Windows graphics and sound effects are used.
• "String", a Windows based educational package. This presents an animated display of a guitar string plucked in different ways. The simulation is done using standard laws of physics. Sound effects include that of a breaking string. Borland C++ for Windows is used for this project. Extensive use is made of the ObjectWindows Library (OWL).
• "Double Pendulum", an animated simulation of a double pendulum. A mouse driven GUI is developed for MSDOS for this project. This GUI has been used for several other animated simulations of physical systems. Turbo C++ was used for this project.

Memberships

• American Physical Society.

Teaching Experience

At SUNY at New Paltz (84-present)

• Theory of Electricity and Magnetism (Graduate level).
• Theoretical Mechanics (Graduate level).
• Particle Physics (Graduate level).
• Quantum Mechanics (Graduate level).
• Computational Physics (Graduate level).
• Computational Physics (Junior level).
• General Relativity (Graduate level).
• Optics (Senior level).
• Solid State Physics (Senior level).
• Quantum Physics (Senior level).
• Electricity and Magnetism (Junior level).
• Mechanics (Junior level).
• Engineering Mechanics (Junior level).
• Modern Physics (Junior level engineers).
• Twentieth Century Physics (Sophomore level).
• General Physics (Sophomore level).
• Scientific World (Freshman level).
• Mathematical Logic in Everyday Life (Elderhostel 1990).
• In Physics We Trust (Elderhostel 1994).
• Design of microcomputer interfaced experiments and other laboratory software for General Physics courses viz.
  1. Acceleration due to gravity.
  2. Discharge of a capacitor.
  3. Measurement of angular velocity.
  4. Automated data acquisition package.
  5. Graph plotting package.

At Syracuse University (80-83)

• Astronomy 201 (A course in descriptive astronomy taught to 270 students).
• Physics 103 (A beginning Physics course taught to 20 undergraduates).
• ISP 360 (A course on energy sources and use taught to 40 students at the Auburn correctional facility. This is a part of a Liberal Arts degree.).

Project Advising

Undergraduate Senior Projects

• Spacecraft Trajectories Near a Black Hole (Computer Simulation).
• Large Oscillations of a Double Pendulum (Computer Simulation).
• Raman Spectra.
• Quantum Wavepacket Near a Potential Barrier (Computer Simulation).
• General Quantum Potential Well Problem (Computer Simulation).
• Application of Molecular Dynamics to the Simulation of Large Bodies of Water (Computer Simulation).
• Modelling of solar interior (Computer Simulation).
• Modelling of Self Interacting Dark Matter (Computer Simulation).

Masters Theses

• Crystal Growth (Computer Simulation).
• Impurity States in a Quantum Well (Numerical Analysis).
• Breaking of a Solid on Impact (Computer Simulation).

Publications

• A Classical Solution for Many-Body Forces of Directly Interacting Particles. Lett. Math. Phys. 6, 325, (1982). (co-author F. Rohrlich).
• Many-Body Forces in Directly Interacting Systems. Nuovo Cimento B, 77, 49, (1983). (co-authors F. Rohrlich and M. J. King).
• A Relativistic Quark Model for Hadrons. Nuovo Cimento A, 88, 125, (1985). (co-author F. Rohrlich).
• Relativistic Hadron Spectroscopy. Nuovo Cimento A, 88, 145, (1985).
• A Field Theory for Composite Particles (Hadrons) -- I. Nuovo Cimento A, 95, 97, (1986).
• A Field Theory for Composite Particles (Hadrons) -- II. Nuovo Cimento A, 95, 111, (1986).
• Displacement Current - A Direct Derivation. Am. J. Phys. 56, 373, (1988).
• Minimally Relativistic Newtonian Gravity. Am. J. Phys. 56, 1032, (1988).
• Composite Particle Fields (Hadrons) and the "Color Singlet Theorem". Nuovo Cimento A, 104, 995, (1991).
• A Mathematical Structure for Composite Particle Fields (Hadrons). Nuovo Cimento A, 107, 863, (1994).
• Nonlinear Effects in a Stretched String -- A Numerical Computation. Computers in Physics, 8, 446, (1994).
• Special Relativistic Newtonian Gravity. Found. Phys. 24, 513, (1994).
• Group Theory (Symmetries) in a Computer Game. Computers in Physics, 12, 488, (1998).
• Quantum Duck Hunt -- A Computer Game. Computing in Science and Engineering, 3, 84, (2001).
• Collapsing the wavefunction of a baseball. eprint arXiv:quant-ph/0311079 (2003).
• Playing games with the quantum three-body problem. eprint arXiv:physics/0404104 (2004).
• Quantum Field Theory without Infinite Renormalization. eprint arXiv:hep-th/0507045 (2005).
• Nonunitary Interaction, Adiabatic Condition, Haag's Theorem and Renormalization. eprint arXiv:0807.1544 (2008).
• Physical Interpretation of Coordinates for the Schwarzschild Metric. eprint arXiv:0809.1452 (2008).
• Another Alternative to the Higgs Mechanism. eprint arXiv:0909.1848 (2009).
• Through the Black Hole -- On Not Breaking Time Reversal Symmetry. eprint arXiv:1006.4185 (2010).
• Freely Falling Finite Frames Near a Black Hole. eprint arXiv:1504.00375 (2015).
• Spiral Galaxy Rotation Curves Without Dark Matter or MOND -- Two Conjectures. eprint arXiv:1801.09304 (2018).

Citations

• Articles about black holes written by Bob Berman (Discover magazine, October 2001. Astronomy magazine, December 2001.)
• "Quantum Hide-and-Seek." Article by Kim Krieger (Science Now web version of Science magazine, 5/10/04. Paper version of Science magazine, 5/14/04.)
• "The Hunting of the Quark." Article on quantum mechanics game (Photonics Spectra magazine, July 2004.)

Colloquiums etc.

• "The Three-Body Problem: From Trojans to Quantum Fields." Colloquium for Mid-Hudson Astronomy Association (4/20/10).
• "Nonviolent Cosmology: No Big Bangs, Please!" Colloquium for Mid-Hudson Astronomy Association (10/21/08).
• "The Marriage of Relativity and Quantum Physics" Colloquium for Mid-Hudson Astronomy Association (4/17/07).
• "Demystifying Quantum Physics -- Maybe" Colloquium for Mid-Hudson Astronomy Association (9/19/06).
• "Testing Theories of Gravity -- Newton, Einstein, Hawking" Colloquium for Mid-Hudson Astronomy Association (10/18/05).
• "Low Aberration Thin Prisms -- ComPrisms(TM)." Seminar at Harvard School of Optometry (Schepen) (11/1/04).
• "The Dark Side of Black Holes -- Myth and Reality." Colloquium for Mid-Hudson Astronomy Association (5/18/04).
• "Black holes -- an astronomical myth." Web published: http://www.engr.newpaltz.edu/~biswast.
• "Black hole orbiter." Software to compute orbits around a black hole. Web published: http://www.engr.newpaltz.edu/~biswast.
• "Quantum focus." Computer game based on the quantum mechanics of three interacting particles. Web published: http://www.engr.newpaltz.edu/~biswast.
• "Quantum Duck-Hunt." Computer game based on the quantum mechanics of a free particle. Web published: http://www.engr.newpaltz.edu/~biswast.
• Guest for Bob Berman at radio call-in program (WAMC FM 90.3, Vox Pop) Topic: Cosmology and General Relativity. Dates: 6/9/00, 12/19/01, 12/18/02, 1/22/03.
• "Fairytales and Monkeywrenches -- Linear vs. Nonlinear Systems." Colloquia at Vassar College (April '95), SUNY Geneseo (Oct. '94) and SUNY New Paltz (Oct. '94).

Conference Reports, Unpublished Work

• Bends in Optical Waveguides. Unpublished Report (master's thesis).
• Many-Body Forces in Directly Interacting Systems. American Physical Society General Meeting, April 1982.
• A Relativistic Quark Model for Hadrons. American Physical Society General Meeting, April 1984.
• Relativistic Hadron Spectroscopy. American Physical Society General Meeting, April 1984.
• A Relativistic Theory for Hadron Decay and Scattering. American Physical Society General Meeting, April 1986.
• Effective Field Theories for Strong Interactions. American Physical Society General Meeting, April 1987.
• A Lagrangian for Confining Quark-Quark Potentials. American Physical Society General Meeting, May 1989.
• A Numerical Approach to Nonlinear Waves. American Assoc. of Physics Teachers, Summer Meeting, June 1991.
• Numerical Methods for Realistic Nonlinear Waves. American Assoc. of Physics Teachers, Summer Meeting, August 1992.
• Blending Computing in Regular Physics Courses. American Assoc. of Physics Teachers, Northeast Regional Meeting, November 1992.
• Nonlinear Effects in a Stretched String -- A Computer Simulation. American Assoc. of Physics Teachers, Summer Meeting, August 1994.
• The Role of Computer Games in Education -- An Example. Northeast Regional AAPT Meeting (Nov. '97).

Books Authored

• Chapter 6 (Electron Spin and Samuel Goudsmit) of Models and Modelers of Hydrogen, (Editor: A. Lakhtakia. World Scientific, 1996).
• Quantum Mechanics: Concepts and Applications. (Web Published)