Here is a list of publications by Egemen Kolemen.

»Publications«

Journal Papers Published/ In Press:

In Preparation:
E. Kolemen et al., “Burning Plasma Relevant Control Development: Advanced Magnetic Divertor Configurations, Divertor Detachment and Burn Control”, Nuclear Fusion, To be submitted.

E. Kolemen et al., “Advanced Magnetic Divertor Control”, Fusion Engineering and Design, To be submitted.

E. Kolemen et al., “Effects of Squareness on Stability and Performance on NSTX”, Nuclear Fusion, In preparation.

E. Kolemen et al., “Vertical Stability of NSTX and NSTX-U”, Nuclear Fusion, In preparation.

Refereed Publications:

E. Kolemen et al., “Heat Flux Management via Advanced Magnetic Divertor Configurations and Divertor Detachment”, Journal of Nuclear Materials, in review  .pdf

E. Kolemen et al., “State-of-the-art Neoclassical Tearing Mode Control in DIII-D Using Real-Time Steerable Electron Cyclotron Current Drive Launchers”, Nuclear Fusion, NF-100036, Accepted  .pdf

E. Kolemen et al., “Real-time Mirror Steering for Improved Closed Loop NTM Suppression by ECCD in DIII-D”, Fusion Engineering and Design, Vol. 88, pp. 2757-2760, Mar. 2013.  .pdf

V. A. Soukhanovskii, E. Kolemen et al., “Advanced divertor configurations with large flux expansion”, Journal of Nuclear Materials, Vol. 438, pp. 96-101, July 2013.

J. Menard, E. Kolemen et al., “Overview of the physics and engineering design of NSTX upgrade”, Nuclear Fusion, Vol. 52, 083015, July 2012.

V. A. Soukhanovskii, E. Kolemen et al., “Snowflake divertor configuration studies in National Spherical Torus Experiment”, Physics of Plasmas, Vol. 19, 082504, 2012.

E. Kolemen, D. A. Gates et al., “Plasma modelling results and shape control improvements for NSTX”, Nuclear Fusion, Vol. 51, 113024, Nov. 2011.  .pdf

S. P. Gerhardt, E. Kolemen et al., “Implementation of βN Control in the National Spherical Torus Experiment”, Fusion Science and Technology, Vol. 61, pp. 11-18, Feb. 2012.

E. Kolemen & N. J. Kasdin, “Optimization of an Occulter-Based Extrasolar-Planet-Imaging Mission”, Journal of Guidance, Control, and Dynamics, Vol. 35, Issue 1, pp. 172-185, Jan. 2012.  .pdf

E. Kolemen, N. J. Kasdin & P. Gurfil, “Multiple Poincare Sections Method for Finding the Quasi-Periodic Orbits of the Restricted Three Body Problem”, Celestial Mechanics and Dynamical Astronomy, Vol. 111, Issue 4, pp. 1-28, Nov. 2011.  .pdf

R. Raman, E. Kolemen et al., “Overview of physics results from NSTX”, Nuclear Fusion, Volume 51, Issue 9, 094011, Sep. 2011.

S. P. Gerhardt, E. Kolemen et al., “Recent progress toward an advanced spherical torus operating point in NSTX”, Nuclear Fusion, Vol. 51, Issue 7, 073031, July 2011.

V. A. Soukhanovskii, E. Kolemen et al., “Taming the plasma-material interface with the 'snowflake' divertor in NSTX”, Nuclear Fusion, Vol. 51, Issue 1, 012001, Jan. 2011.

E. Kolemen, D. A. Gates et al., “Strike point control for the National Spherical Torus Experiment (NSTX)”, Nuclear Fusion, Vol. 50, Issue 10, 105010, Sep. 2010.  .pdf

V. A. Soukhanovskii, E. Kolemen et al., “Snowflake divertor configuration in NSTX”, Journal of Nuclear Materials, Aug. 2010.

D. A. Humphreys, E. Kolemen et al., “Experimental vertical stability studies for ITER performance and design guidance”, Nuclear Fusion, Vol. 49, 115003, Nov. 2009.

D. A. Gates, E. Kolemen et al., “Overview of results from the National Spherical Torus Experiment (NSTX)”, Nuclear Fusion, Vol. 49, Issue 10,104016, Oct. 2009.

E. Kolemen, “Optimal Configuration of a Planet-Finding Mission Consisting of a Telescope and a Constellation of Occulters”;, PhD thesis, Princeton University, 2008.  .pdf ,  .bib

R. J. Vanderbei & E. Kolemen, “Linear Stability of Ring Systems”, The Astronomical Journal, Vol. 133, No. 2, 2007, pp. 656-664.  .pdf,  .bib

P. Gurfil, N. J. Kasdin & E. Kolemen, “Hamilton-Jacobi Modeling of Stellar Dynamics”, Advances in Space Research, Vol. 36, No. 6, pp.1143-1150, 2005.

E. Kolemen, N. J. Kasdin & P. Gurfil, “Hamilton-Jacobi Modelling of Relative Motion for Formation Flying”, Annals of the New York Academy of Sciences, Vol.1065, Dec. 2005, pp. 93-111.  .ppt, .pdf,  .bib

N. J. Kasdin, P. Gurfil & E. Kolemen, “Canonical Modeling of Relative Spacecraft Motion via Epicyclic Orbital Elements”, Celestial Mechanics and Dynamical Astronomy, Vol. 92, Issue 4, pp. 337-370, 2005.

Proceedings:

E. Kolemen et al., “Heat Flux Management via Advanced Magnetic Divertor Configurations and Divertor Detachment ”, eNews, USBPO, Issue 79, Dec. 2013, pp. 3- 8  

E. Kolemen & N. J. Kasdin, “Optimal Trajectory Control of an Occulter-Based Planet-Finding Telescope”, Advances in Astronautical Sciences, AAS 07-037, Vol. 128, 2007, pp. 215- 233.   .pdf,  .bib

E. Kolemen & N. J. Kasdin, “Optimal Configuration of a Planet-Finding Mission Consisting of a Telescope and a Constellation of Occulters”,Advances in Astronautical Sciences, AAS 07-202, Vol. 127, 2007, pp. 1503-1524.   .pdf,  .bib

E. Kolemen & N. J. Kasdin, “Dynamics and Control of a Space Based Extra-Solar Planet Imaging Mission Consisting of a Telescope and Multiple Occulters”, Society of Photographic Instrumentation Engineers Conference Proceedings, SPIE 6687-38, Aug. 2007.

E. Kolemen, N. J. Kasdin & P. Gurfil, “Quasi-Periodic Orbits of the Restricted Three Body Problem Made Easy”, AIP Conference Proceedings, Vol. 886, 2006, pp. 68-77.  .pdf,  .bib

N. J. Kasdin & E. Kolemen, “Bounded, Periodic Relative Motion using Canonical Epicyclic Orbital Elements”, Advances in the Astronautical Sciences, Vol. 120, No. 2 , 2005, pp. 1381-1398. (MATLAB file for producing some of the results in this paper .m) .pdf

E. Kolemen & N. J. Kasdin, “Relative Spacecraft Motion: A Hamiltonian Approach to Eccentricity Perturbations”, Advances in the Astronautical Sciences, Spaceflight Mechanics, Vol. 119, pp. 3075-3085, 2005.  .pdf

N. J. Kasdin, P. Gurfil & E. Kolemen, “Hamilton-Jacobi Modeling of Stellar Dynamics”, Advances in Space Research, Vol. 36, No.6, 2005, pp.1143-1150.   .ps   .pdf ,  .bib

N. J. Kasdin & E. Kolemen , “Canonical Modeling of Relative Spacecraft Motion via Epicyclic Orbital Elements”, Celestial Mechanics and Dynamical Astronomy, Vol. 92, Issue 4, 2005, pp. 337-370.   (MATLAB file for producing some of the results in this paper .m) .pdf,  .bib

Conference Presentations:

Invited Speaker:
E. Kolemen et al., “Neoclassical Tearing Mode Control and Stabilization in Steady State Burning Plasma”, Invited Speaker at 18th MHD Workshop, Santa Fe, NM, Nov. 2013. .pdf

E. Kolemen et al., “Neoclassical tearing mode control by electron cyclotron current drive using dynamic alignment to access higher performance”, Invited Speaker at XX Topical Conference on Radiofrequency Power in Plasmas, Sorrento, Italy, June 2013.

E. Kolemen et al., “State-of-the-art Neoclassical Tearing Mode Control in DIII-D Using Real-Time Steerable Electron Cyclotron Current Drive Launchers”, Invited Speaker at IAEA Fusion Energy Conference, San Diego, USA, Oct. 2012. .pdf

Conference Presentations and Posters

E. Kolemen et al., “Advanced Divertor Developments at DIII-D”, American Physical Society Division of Plasma Physics Meeting, Denver, CO, Nov. 2013.

Z. Ilhan, E. Kolemen et al., “Physics-based Control-oriented Modeling of the Current Profile Evolution in NSTX-Upgrade”, American Physical Society Division of Plasma Physics Meeting, Denver, CO, Nov. 2013.

D. Mueller,, E. Kolemen et al., “Improvements to the vertical control of KSTAR”, American Physical Society Division of Plasma Physics Meeting, Denver, CO, Nov. 2013.

E. Kolemen et al., “Results from the state-of-the-art NTM control and initial snowflake divertor studies at DIII-D”, Presented at the École Polytechnique Fédérale de Lausanne, Lausanne, Switzerland Jan. 2013.

E. Kolemen et al., “Neoclassical Tearing Mode Control System with Real-time Mirror Steering: Implementation and Results from DIII-D”, Presented at the Max Plank Institute, Garching, Germany Jan. 2013.

E. Kolemen et al., “Vertical Stability of NSTX and NSTX-U”, IAEA Fusion Energy Conference, San Diego, USA Oct. 2012.

V. A. Soukhanovskii, E. Kolemen et al., “Snowflake Divertor as Plasma-Material Interface for Future High Power Density Fusion Devices”, IAEA Fusion Energy Conference, San Diego, USA Oct. 2012.

E. Kolemen et al., “NTM Suppression and Avoidance at DIII-D Using Real-Time Mirror Steering”, American Physical Society Division of Plasma Physics Meeting, Providence, RI, Oct. 2012.

V. A. Soukhanovskii, E. Kolemen et al., “Divertor Scenarios for NSTX-U”, American Physical Society Division of Plasma Physics Meeting, Providence, RI, Oct. 2012.

E. Kolemen et al., “Real-time Mirror Steering for Improved Closed Loop NTM Suppression by ECD in DIII-D”, 27th Symposium on Fusion Technology, Liege, Belgium, Sep. 2012.

E. Kolemen et al., “NTM Suppression and Avoidance via Real-time Mirror Steering using ECE Diagnostic at DIII-D”, Presented at the Institute of Plasma Physics, Hefei, China, June 2012.

E. Kolemen, et al., “Control Development for NSTX and the Effects of Strong Shaping”, American Physical Society Division of Plasma Physics Meeting, Salt Lake City, Nov. 2011.

V. A. Soukhanovskii, E. Kolemen et al., “Snowflake divertor configuration studies for NSTX-Upgrade”, American Physical Society Division of Plasma Physics Meeting, Salt Lake City, Nov. 2011.

M. L. Walker, E. Kolemen et al., “System Modeling, Validation, and Design of Shape Controllers for NSTX”, American Physical Society Division of Plasma Physics Meeting, Salt Lake City, Nov. 2011.

V. A. Soukhanovskii, E. Kolemen et al., “The snowflake divertor: a game-changer for magnetic fusion devices? “, 38th EPS Conference on Plasma Physics, June 2011.

J. Menard, E. Kolemen et al., “Overview of the physics and engineering design of NSTX upgrade”, Fusion Engineering (SOFE), pp. 1-8, June 2011

E. Kolemen, D. A. Gates, S. Gerhardt, J. Menard, V. Soukhanovskii, “NSTX Advanced Scenarios and Control Overview”, Sixth IAEA Technical Meeting on Steady State Operation of Magnetic Fusion Devices, Vienna, Austria, Dec. 2010.

E. Kolemen, D. A. Gates et al., “Plasma Modeling Results, Control Improvement for NSTX and Applications to ITER”, IAEA Fusion Energy Conference, Seoul, Korea, Oct. 2010.

V. A. Soukhanovskii, E. Kolemen et al., “Synergy Between Lithium Plasma-Facing Component Coatings and the Snowflake Divertor Configuration in NSTX”, IAEA Fusion Energy Conference, Seoul, Korea Oct. 2010.

E. Kolemen, D. A. Gates, S. Gerhardt, R. Kaita, J. Kallman, H. Kugel, D. Mueller, V. Soukhanovskii, “Results of the NSTX Shape Control Experiments”, American Physical Society Division of Plasma Physics Meeting, Chicago, Nov. 2010.

A.S. Welander, E. Kolemen et al, “Linear Plasma Response Model Based on the Solution to a Perturbed Grad-Shafranov Equation”, American Physical Society Division of Plasma Physics Meeting, Chicago, Nov. 2010.

W. Shi, E. Schuster, M. L. Walker, D. A. Humphreys, D. Gates and E. Kolemen,
“Multivariable Model-based Shape Control for the National Spherical Torus Experiment”, American Physical Society Division of Plasma Physics Meeting, Chicago, Nov. 2010.

E. Kolemen, D. Gates, C. W. Rowley & N. J. Kasdin, “NSTX Strike Point Position Control”, American Physical Society Division of Plasma Physics Meeting, Atlanta, Nov. 2009.

K. Taira, E. Kolemen, D. Gates, C. W. Rowley & N. J. Kasdin, “Rotational Control of Plasma in NSTX”, American Physical Society Division of Plasma Physics Meeting, Atlanta, Nov. 2009.

E. Kolemen & D .Gates, “Maximum Controllable Displacement: Experimental Results from NSTX, and Comparison with Theoretical Results and Other Tokamaks”, Bulletin of American Physics Society, Vol. 53, 84, 2008.   .pdf,  .bib

D. A. Humphreys, E. Kolemen et al, “ITER Vertical Stability Guidance from Multi-machine Experiments”, Bulletin of American Physics Society, Vol. 53, 84, 2008.   .pdf,  .bib

D. A. Humphreys, E. Kolemen et al.,“Experimental Vertical Stability Studies for ITER Performance and Design Guidance”, Proceedings of the 22nd IAEA Fusion Energy Conference, Oct, 2008.   .pdf,  .bib

E. Kolemen & N. J. Kasdin, “Dynamics of an Occulter Based Planet Finding Telescope”, Poster Presentation, American Astronomical Society Meeting , Seattle, WA, Jan. 2007.  .ppt,  .bib

R. J. Vanderbei & E. Kolemen, “A Simple Approximate Analysis of the Linear Stability of Ring Systems”, AIP Conference Proceedings, Vol. 886, 2006, pp. 169-174.   .ppt

E. Kolemen & N. J. Kasdin, “Filtering of an Interceptor Mission with a Weaving Target”, SBIR Presentation Egland Air Force Base, pp. 120-168, Sep. 2004.   .ppt