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Name: Ion Cotaescu
Degree(s): Ph.D.

University/Company: West University of Timisoara
Faculty: Faculty of Physics
Institute/Department: Department of Theoretical and Computational Physics
Positions: Professor, Head of Department,
Director of the Research Center in Theoretical Physics and Gravitation

Email: cota (at) physics.uvt.ro
Homepage: quasar.physics.uvt.ro/~cota/
Weekly program :
Orar
Fields of interest:

Quantum fields in curved spacetimes
Symmetries and supersymmetries in general relativity

Didactic Publications

Publications: - for a complete list click here

I. I. Cotaescu
Generalized Dirac monopoles in non-Abelian Kaluza-Klein theories
Nuclear. Phys. B, in press (2005)

I. I. Cotaescu
The leader operators of the (d+1)-dimensional relativistic rotating oscillators
Mod. Phys. Lett. A 20, 1251 (2005)

I. I. Cotaescu
Discrete Quantum Modes of the Dirac Field in AdS(d+1) Backgrounds
Int. J. Mod. Phys. A 19, 2217 (2004)

I. I. Cotaescu and M. Visinescu
The induced representations of the isometry group of the Euclidean Taub-NUT space and new spherical harmonics
Mod. Phys. Lett. A 19, 1397 (2004)

I. I. Cotaescu and M. Visinescu
Symmetry of the Dirac Operators Associated with Covariantly Constant Killing-Yano Tensors
Class. Quantum Grav. 21, 11 (2004)

G. Ardelean and I. I. Cotaescu
Quantum Particle inside Gaussian Bag in (1+1)-General Relativity
Phys. Lett. A 314, 168 (2003)

I. I. Cotaescu and M. Visinescu
Dirac Operators On Taub-NUT Space: Discrete Transformation and Relationship
Gen. Relat. Gravit. 35, 389 (2003).

I. I. Cotaescu and M. Visinescu
Hierarchy of the Dirac, Pauli and Klein-Gordon Conserved Operators in Taub-NUT Background
J. Math. Phys. 43, 2978 (2002).

I. I. Cotaescu
Polarized Dirac Fermions in de Sitter Spacetime
Phys. Rev. D 65, 084008 (2002).

I. I. Cotaescu and M. Visinescu
Non-existence of f-symbols in Generalized Taub-NUT Spacetimes
J. Phys. A: Math. Gen. 34, 6459-6464 (2001).

I. I. Cotaescu and M. Visinescu
Dynamical Algebra and Dirac Quantum Modes in Taub-NUT Background
Class. Quant. Grav. 18, 3383-3393 (2001).

G. Ardelean, I. I. Cotaescu and D. N. Vulcanov
Classical Gaussian Bag in (1+1)-general Relativity
Phys. Lett. A 283, 147-151 (2001).

I. I. Cotaescu and M. Visinescu
Runge-Lenz Operator for Dirac Field in Taub-NUT Background
Phys. Lett. B 502, 229-234 (2001).

I. I. Cotaescu and M. Visinescu
The Dirac Field in Taub-NUT Background
Int. J. Mod. Phys. A 16, 1743 (2001).

I. I. Cotaescu
External Symmetry in General Relativity
J. Phys. A: Math. Gen. 33, 9177 (2000).

I. I. Cotaescu and I. I. Cotaescu Jr.
Geometric Models of (d+1)-dimensional Relativistic Rotating Oscillators
J. Math. Phys. 41, 7290 (2000).

I. I. Cotaescu and I. I. Cotaescu Jr.
The Supersymmetry of the (1+1)-dimensional Oscillators in General Relativity
J. Phys. A: Math. Gen. 33, 6159 (2000).

I. I. Cotaescu and M. Visinescu
Schrodinger Quantum Modes on the Taub-NUT Background
Mod. Phys. Lett. A 15, 145-157 (2000).

I. I. Cotaescu and D. N. Vulcanov
Classical Oscillators in General Relativity
Europhys. Lett. 49, 156-162 (2000).

I. I. Cotaescu
The Normalized Energy Eigenspinors of the Dirac Field on Anti-de Sitter Spacetime
Phys. Rev. D 60, 124006-010 (1999).

I. I. Cotaescu
Remarks on the Quantum Modes of the Scalar Field on AdS_(d+1) Spacetime
Phys. Rev. D 60, 107504-506 (1999).

I. I. Cotaescu
The Dirac Particle on de Sitter Background
Mod. Phys. Lett. A 13, 2991-2997 (1998).

I. I. Cotaescu
The Dirac Particle on Central Backgrounds and the Anti-de Sitter Oscillator
Mod. Phys. Lett. A 13, 2923-2935 (1998).

I. I. Cotaescu
A relativistic Supersymmetry and some Algebraic Consequences
J. Math. Phys. 39, 3043-3049 (1998).

G. Ardelean, I. I. Cotaescu
The Energy Spectra of the Relativistic Rotating Oscillators
Int. J. Mod. Phys. C 8, 1237-1247 (1997).

I. I. Cotaescu}, G. Draganescu
The Operator Algebra of the Quantum Relativistic Oscillator
J. Math. Phys. 38, 5505-5514 (1997).

D. N. Vulcanov, I. I. Cotaescu
Dirac Field Gravity Inertial Effects and Computer Algebra
Int. J. Mod. Phys. C 8, 345-359 (1997).

I. I. Cotaescu, D. N. Vulcanov
New Routines for Algebraic Programing of the Dirac Equation
Int. J. Mod. Phys. C 8, 273-286 (1997).

I. I. Cotaescu
Geometric Models of the Quantum Relativistic Rotating Oscillators
Mod. Phys. Lett. A 12, 685-690 (1997).

I. I. Cotaescu
Geometric Models of the Relativistic Harmonic Oscillator
Int. J. Mod. Phys. A 12, 3545-3550 (1997).

I. I. Cotaescu
SU(n)xU(1) Gauge Models with Spontaneous Symmetry Breacking
Int. J. Mod. Phys A 12, 1483-1509 (1997).

G. Ardelean, I. I. Cotaescu
Numerical Calculations of the Small Relativistic Corrections of Anisotropic Quantum Harmonic Oscillator
Int. J. Mod. Phys. C 7, 563-571 (1996).

I. I. Cotaescu
Probabilistic Interpretation of the Dipole Ghost Models
Phys. Rev. D 27, 2556-2558 (1983).

I. I. Cotaescu
Comment on the Mass and Uniqueness Conditions for Homogeneous Invariant Equations
Phys. Rev. D 13, 1816-1819 (1976).