---

Ph.D. in Theoretical Physics (String Theory), Summer 2005 - University of Maryland - College Park, Department of Physics


Current Research: The MRI-linac project - integration of a medical electron linear accelerator with an MRI scanner to allow real time tracking of the cancerous tumor motion during radiation therapy

Research Interests: Computer simulation and mathematical modeling of physical phenomena.

Invited Publications:

1. D. Constantin, Flux Compactification of M-theory on Compact Manifolds with Spin(7) Holonomy
   Ph.D.Thesis (Advisor: Professor Melanie Becker).
   Fortsch. Phys. 53, 1272 (2005).
   doi: 10.1002/prop.200510254
   arXiv: hep-th/0507104

Recent Publications:

1. D. Constantin, R. Fahrig and P. J. Keall - ``A Study of the Effect of In-line and Perpendicular Magnetic Fields on Beam Characteristics of Medical Linear Accelerator Electron Guns''
   Med. Phys. 38, 4174-4185 (2011).
   doi: 10.1118/1.3600695



2. M. Constantin, D. Constantin, P. J. Keall, A. Narula, M. Svatos and J. Perl - ``Linking Computer-Aided Design (CAD) to Geant4-based Monte Carlo Simulations for Precise Implementation of Complex Treatment Head Geometries''
   Phys. Med. Biol. 55, N211 (2010).
   doi: 10.1088/0031-9155/55/8/N03

My HEP publications (courtesy of SPIRES)

---

Links....

Geant4

---