Dr. Orhan Donmez, Assistant Professor

 
  Faculty Member at  Nigde University ,  Physics Department 
  Nigde, Turkey   
 
   Voice:  +90 388-225-2159
   Fax:    +90 388-225-8120
   Email:  Mail at Nigde University
   Email:  Mail at Drexel University
   URL:    http://host.nigde.edu.tr/odonmez 
 
 
Research Interest:
 
                       Kuruluş Şeması
 
 
 
RESUME
 
 
 
PhD Thesis
 
General Relativistic Hydrodynamics with Adaptive-Mesh Refinement (AMR) and 
Accretion Disk Around the Black Hole.
 
 
 
 
Publications (SCI)
 
  1. Dönmez O., “Code Development of Three-Dimensional General Relativistic Hydrodynamics with AMR (Adaptive-Mesh Refinement) and Results From Special and General Relativistic Hydrodynamics”, Astrophysics and Space Science, 293, 323-354 (2004).

 

  1. Dönmez, O., “Numerical simulation of rotating accretion disk around the Schwarzschild black hole using GRH code”, Applied Mathematics and Computation, 175, 902-922 (2006).

 

  1. Dönmez, O., “Solving 1-D Special Relativistic Hydrodynamics(SRH) equations using different numerical methods and results from different test problems”, Applied Mathematics and Computation, 181, 256-270 (2006).

 

  1. Dönmez, O., “Numerical simulation of small perturbation on an accretion disk due to the collision of a star with the disk near the black hole”, Astrophysics and Space Science, 305, 187-196 (2006).

 

  1. Dönmez, O. and Kayali, R., “Simulation of astrophysical jet using the special relativistic hydrodynamics code”, Applied Mathematics and Computation, 182/2, 1296-1308 (2006).

 

  1. Dönmez, O., “The numerical simulation  of perturbed accretion disk around the massive black hole”, International Journal of Modern Physics D, Vol.15, No.7, 1001-1015 (2006).

 

  1. Dönmez, O., “Quasi Periodic Oscillations (QPO) and Frequencies in an Accretion Disk and Comparison with the Numerical Results from Non-rotating Black Hole Computed by GRH Code”, Modern Physics Letter A, Vol.22, No:2, 141-157 (2007).

 

  1. Dönmez, O., “The Effects of Different Perturbations on the Dynamics of the Accretion Disk Around the Black Hole”, International Journal of Modern Physics A Vol.22, No.10, 1875-1898  (2007).

 

  1. Dönmez, O., “Dynamical Evolution of Rotating Accretion Using Different Boundary Conditions: State After Stable Accretion Disk Created”, International Journal of Modern Physics D Vol. 16, No. 10, 1541-1553 (2007).

 

 
 
 
 
 
 
Some movies about the accretion disk dynamics and spiral shock wave created on the accretion disk:
·                Accretion disk created around the black hole, movie 1           
·                Accretion disk created around the black hole, movie 2            
 
Some movies about astrophysical jets:
 
 
·                Mildly relativistic Jet moving with  velocity, v=0.5c
 
 
 
 
 
 
Numerical Relativity Group in the World
 
·                Gravitational Astrophysics Laboratory at NASA/GSFC
·                Pittsburgh Numerical Relativity Group
·                Penn State Numerical Relativity Group
·                Albert-Einstein Numerical Relativity Group
·                Washington University Gravity Group
·                Louisiana State University Numerical Relativity Group
·                Numerical Relativity at UT Brownsville
·                Relativity Group at the FSU Jena
·                Astrophysics and Relativity Theory at Cornell
·                Numerical Relativity in Italy
 
 
Numerical Relativistic Hydrodynamics
 
·                Numerical Hydrodynamics in General Relativity
·                Relativistic Hydrodynamics at MPI
·                Relativistic Hydrodynamics at SISSA, Italy
·                Relativistic Numerical Hydrodynamics (Book)
·                Relativistic Hydrodynamics Group at JWG
·                Theory Group at LSW