Alexander Karpushov
Scientist
alexander.karpushov@epfl.ch +41 21 693 34 67 https://people.epfl.ch/alexander.karpushov
Citizenship: swiss/russian
Birth date: 31.01.1966
EPFL SB SPC-TCV
PPB 213 (Bâtiment PPB)
Station 13
CH-1015 Lausanne
Web site: Web site: https://spc.epfl.ch/
Fields of expertise
plasma physics
nuclear fusion
particle diagnostics
NB heating
Publications
Infoscience publications
Infoscience
H-mode operation in Helium plasmas on TCV: access, confinement and pedestal properties
48th European Conference on Plasma Physics (2022), online meeting, June 27 - July 1, 2022.H-mode operation in Helium plasmas on TCV: access, confinement and pedestal properties
2022-07-01. 48th European Conference on Plasma Physics (2022), online meeting, June 27 - July 1, 2022.Overview of the TCV tokamak experimental programme
Nuclear Fusion. 2022-04-01. DOI : 10.1088/1741-4326/ac369b.Modelling of sawtooth-induced fast ion transport in positive and negative triangularity in TCV
Nuclear Fusion. 2022-02-01. DOI : 10.1088/1741-4326/ac3f18.ITER baseline scenario investigations on TCV and comparison with AUG
28th IAEA Fusion Energy Conference, Nice, France, virtual, May 10-15, 2021.H-mode power threshold experiments in mixed ion species plasmas on TCV
Virtual 25th Joint EU-US TTF Meeting, Virtual Conference, Septemeber 6-10, 2021.Progress in modelling fast-ion D-alpha spectra and neutral particle analyzer fluxes using FIDASIM
Plasma Physics and Controlled Fusion. 2020-08-19. DOI : 10.1088/1361-6587/aba8d7.Observation of Alfvén Eigenmodes driven by off-axis neutral beam injection in the TCV tokamak
Plasma Physics and Controlled Fusion. 2020-07-31. DOI : 10.1088/1361-6587/aba19e.Beam duct for the 1 MW neutral beam injector on TCV
Fusion Engineering And Design. 2020-06-01. DOI : 10.1016/j.fusengdes.2020.111695.Scrape-off layer transport and filament characteristics in high-density tokamak regimes
Nuclear Fusion. 2020-01-01. DOI : 10.1088/1741-4326/ab423e.Update of ion-optical system of neutral beam of Tokamak a Configuration Variable
Review Of Scientific Instruments. 2020-01-01. DOI : 10.1063/1.5128569.TCV heating and divertor upgrades
Nuclear Fusion. 2020-01-01. DOI : 10.1088/1741-4326/ab4c56.Scrape Off Layer (SOL) transport and filamentary characteristics in high density tokamak regimes
Nuclear Fusion. 2020. DOI : 10.1088/1741-4326/ab423e.Investigation of the role of electron temperature gradient modes in electron heat transport in TCV plasmas
Nuclear Fusion. 2019-12-01. DOI : 10.1088/1741-4326/ab3de4.Status, scientific results and technical improvements of the NBH on TCV tokamak
Fusion Engineering And Design. 2019-09-01. DOI : 10.1016/j.fusengdes.2019.01.077.Extension of the operating space of high-beta(N) fully non-inductive scenarios on TCV using neutral beam injection
Nuclear Fusion. 2019-09-01. DOI : 10.1088/1741-4326/ab2bb6.Validation of the ICRF antenna coupling code RAPLICASOL against TOPICA and experiments
Nuclear Fusion. 2019-04-01. DOI : 10.1088/1741-4326/aaf455.ELM-induced cold pulse propagation in ASDEX Upgrade
Plasma Physics And Controlled Fusion. 2019-04-01. DOI : 10.1088/1361-6587/aaf9c3.Physics research on the TCV tokamak facility: from conventional to alternative scenarios and beyond
Nuclear Fusion. 2019. DOI : 10.1088/1741-4326/ab25cb.A locked mode indicator for disruption prediction on JET and ASDEX upgrade
Fusion Engineering And Design. 2019-01-01. DOI : 10.1016/j.fusengdes.2018.11.021.A Variable Structure Control Scheme Proposal for the Tokamak a Configuration Variable
Complexity. 2019-01-01. DOI : 10.1155/2019/2319560.Progress toward divertor detachment on TCV within H-mode operating parameters
Plasma Physics and Controlled Fusion. 2019. DOI : 10.1088/1361-6587/ab140e.Dependence on plasma shape and plasma fueling for small edge-localized mode regimes in TCV and ASDEX Upgrade
Nuclear Fusion. 2019. DOI : 10.1088/1741-4326/ab2211.Sliding Surface Based Schemes for the Tokamak a Configuration Variable
2018-01-01. World Automation Congress (WAC), Stevenson, WA, Jun 03-06, 2018. p. 253-258. DOI : 10.23919/WAC.2018.8430383.Validation of RAPTOR simulations on the first NBI-heating L-mode TCV plasma with internal transport barriers
2017. 44th EPS Conference on Plasma Physics, Belfast, UK, June 26-30, 2017. p. P1.153.Commissioning of the heating neutral beam injector on the TCV tokamak
2017. 29th Symposium on Fusion Technology (SOFT), Prague, CZ, September 05-09,2017. p. 331-335. DOI : 10.1016/j.fusengdes.2017.04.111.Beam duct for the 1 MW neutral beam heating injector on TCV
2017. 29th Symposium on Fusion Technology (SOFT), Prague, CZ, September 05-09,2017. p. 421-425. DOI : 10.1016/j.fusengdes.2017.03.044.Neutral beam heating on the TCV tokamak
2017. 29th Symposium on Fusion Technology (SOFT), Prague, CZ, September 05-09,2017. p. 468-472. DOI : 10.1016/j.fusengdes.2017.02.076.Poloidal CX visible light plasma rotation diagnostics in TCV
Lausanne, EPFL, 2017. DOI : 10.5075/epfl-thesis-8031.Fast-ion transport in low density L-mode plasmas at TCV using FIDA spectroscopy and the TRANSP code
Plasma Physics And Controlled Fusion. 2017. DOI : 10.1088/1361-6587/aa8340.Overview of progress in European medium sized tokamaks towards an integrated plasma-edge/wall solution
Nuclear Fusion. 2017. DOI : 10.1088/1741-4326/aa6084.Overview of the TCV tokamak program: scientific progress and facility upgrades
Nuclear Fusion. 2017. DOI : 10.1088/1741-4326/aa6412.Spectroscopic characterisation of H2 and D2 helicon plasmas generated by a resonant antenna for neutral beam applications in fusion
Nuclear Fusion. 2017. DOI : 10.1088/1741-4326/aa53eb.Spectroscopic measurements of hydrogen dissociation degree and H− production in resonant antenna-generated helicon plasmas
2016. 43rd EPS Conference on Plasma Physics, Leuven, Belgium, July 4-8, 2016. p. P4.110.Plasma confinement properties at high density in TCV and T-10 tokamaks
2016. 43rd EPS Conference on Plasma Physics, Leuven, Belgium, July 4-8, 2016. p. P4.029.Assessment of Neutron Production in Neutral Beam Injector of TCV Tokamak
2016. 11th International Conference on Open Magnetic Systems for Plasma Confinement (Open Systems), Budker Inst Nucl Phys, Akademgorodok, RUSSIA, AUG 08-12, 2016. p. 090002. DOI : 10.1063/1.4964244.New heating and divertor capabilities for TCV
2016. EPS 2016<br/>43rd European Physical Society Conference on Plasma Physics, Leuven, Belgium, 4-8 July 2016. p. P4.026.Multi-slit triode ion optical system with ballistic beam focusing
2016. 16th International Conference on Ion Sources (ICIS), New York, NY, AUG 23-28, 2015. p. 02B303. DOI : 10.1063/1.4931788.Diffusive and non-diffusive contributions to momentum transport in AUG experiments and the European intrinsic rotation database
2015. 42nd European Physical Society Conference on Plasma Physics, Lisbon, Portugal, 22-26 June 2015.Upgrade of the TCV tokamak, first phase: Neutral beam heating system
2015. 28th Symposium on Fusion Technology (SOFT), San Sebastian, SPAIN, SEP 29-OCT 03, 2014. p. 493-497. DOI : 10.1016/j.fusengdes.2015.01.052.Supply equipment to the new NBH system for the TCV tokamak
2015. 28th Symposium on Fusion Technology (SOFT), San Sebastian, Spain, 29 September - 03 October 2014. p. 447-451. DOI : 10.1016/j.fusengdes.2015.05.003.Overview of the FTU results
2015. 25th Fusion Energy Conference (FEC), Govt Russian Federat, St Petersburg, RUSSIA, OCT 13-18, 2014. p. 104005. DOI : 10.1088/0029-5515/55/10/104005.Effects of central electron cyclotron power on plasma rotation and on triggerless onset of NTMs in the TCV tokamak
Nuclear Fusion. 2015. DOI : 10.1088/0029-5515/55/9/093031.X-Point-Position-Dependent Intrinsic Toroidal Rotation in the Edge of TCV
Physical Review Letters. 2015. DOI : 10.1103/PhysRevLett.114.245001.X-point Position Dependence of Edge Intrinsic Toroidal Rotation on TCV
Physics of Plasmas. 2015. DOI : 10.1063/1.4921158.High density experiments in TCV ohmically heated and L-mode plasmas
Plasma Physics and Controlled Fusion. 2015. DOI : 10.1088/0741-3335/57/2/025002.Threshold power for the transition into H-mode for H, D, and He plasmas in TCV
Plasma Physics and Controlled Fusion. 2015. DOI : 10.1088/0741-3335/57/2/025007.Impurity density and momentum transport during the sawtooth cycle
2014. 41st European Physical Society Conference on Plasma Physics, Berlin, Germany, 23-27 June, 2014. p. P5.023.(N)TM Onset by Central EC Power Deposition in FTU and TCV Tokamaks
2014. 25th IAEA FEC - Fusion Energy Conference, St-Petersburg, Russia, 13-18 October 2014.High Density Regime in Ohmic TCV Discharges with Positive and Negative Triangularity
2014. 25th IAEA FEC - Fusion Energy Conference, St-Petersburg, Russia, 13-18 October 2014.On the non-stiffness of edge transport in L-mode tokamak plasmas
Physics Of Plasmas. 2014. DOI : 10.1063/1.4876612.Plasma rotation and NTM onset driven by central EC deposition in TCV tokamak
2014. 20th Topical Conference on Radio Frequency Power in Plasmas, Sorrento, IT, 25-28 June 2013. p. 502-505. DOI : 10.1063/1.4864598.Development of real-time plasma analysis and control algorithms for the TCV tokamak using SIMULINK
Fusion Engineering And Design. 2013. DOI : 10.1016/j.fusengdes.2013.11.010.On the non-stiffness of edge transport in L-modes
55th Annual Meeting of the APS Division of Plasma Physics, Denver, Colorado, USA, November 11-15, 2013.The IN-mode in the TCV tokamak
TTF 2013 - U.S. - E.U. Joint Transport Task Force Workshop, Santa Rosa, Californie, USA, April 9-12, 2013.Indirect measurement of poloidal rotation using inboard–outboard asymmetry of toroidal rotation and comparison with neoclassical predictions
Nuclear Fusion -Original Edition-. 2012. DOI : 10.1088/0029-5515/53/2/023002.Recent TCV results – innovative plasma shaping to improve plasma properties and insight
Plasma and Fusion Research. 2012. DOI : 10.1585/pfr.7.2502148.Evidence of Neoclassical Toroidal Viscosity on the Neoclassical Tearing Modes in TCV tokamak
Journal of Physics: Conference Series. 2012. DOI : 10.1088/1742-6596/401/1/012017.Rotation studies in electron Internal Transport Barriers on TCV
54th Annual Meeting of the APS Division of Plasma Physics, Providence, Rhode Island, USA, October 29–November 2, 2012.Dependence of L-mode confinement on the electron cyclotron power deposition profile in the TCV tokamak
Plasma Physics and Controlled Fusion. 2012. DOI : 10.1088/0741-3335/54/1/015011.Charge Exchange Recombination Spectroscopy Measurement of Ion Temperature, Rotation and Impurity Density Profiles on the TCV Tokamak
2012. EPS/ICPP 2012, 39th EPS Conf. on Plasma Physics 16th Int. Congress on Plasma Physics, Stockholm, Sweden, 2-6 July 2012. p. O5.117.CXRS Acquisition Optimisation for Rotation Studies of Fast Events on TCV (Rotation studies in transport barriers on TCV)
2011. 38th EPS Conference on Plasma Physics, Strasbourg, F, June 27 - July 1, 2011. p. P2.117.A scoping study of the application of neutral beam heating on the TCV tokamak
Fusion Engineering and Design. 2011. DOI : 10.1016/j.fusengdes.2011.02.077.Design optimisation of the ITER divertor magnetic probes using FEM analyses
Fusion Engineering and Design. 2010. DOI : 10.1016/j.fusengdes.2009.05.001.Experimental demonstration of an up-down asymmetry effect on intrinsic rotation in the TCV tokamak
2010. 37th European Physical Society Conference on Plasma Physics, Dublin, Ireland, June 22-25, 2010. p. 124037. DOI : 10.1088/0741-3335/52/12/124037.Transport and turbulence reduction with negative triangularity : Correlation ECE measurements in TCV
3rd EFDA Transport Topic Group & 15th EU-US Transport Task Force, Cordoba, Andalucia, Spain, September 7-10, 2010.Momentum Transport in TCV Across Sawteeth Events
2010. 23rd IAEA Fusion Energy Conference, Daejon, Korea, 11-16 October 2010.Experimental Evidence of Momentum Transport Induced by an Up-Down Asymmetric Magnetic Equilibrium in Toroidal Plasmas
Physical Review Letters. 2010. DOI : 10.1103/PhysRevLett.105.135003.Impurity Transport in TCV: Neoclassical and Turbulent Contributions
2010. 23rd IAEA Fusion Energy Conference, Daejon, Korea, 11-16 October 2010.Effects of ECH/ECCD on Tearing Modes in TCV and Link to Rotation Profile
2010. 23rd IAEA Fusion Energy Conference, Daejon, Korea, 11-16 October 2010.Feasibility Studies of the Neutral Beam Heating System for the TCV Tokamak
2009. 36th European Physical Society Conference on Plasma Physics, Sofia, Bulgaria, 29 June - 03 July 2009. p. P.2-140.The diagnostic neutral beam injector with arc-discharge plasma source on the TCV Tokamak
2009. 25th SOFT, Symposium on Fusion Technology, Rostock, Germany, September 15-19, 2008. p. 993-997. DOI : 10.1016/j.fusengdes.2008.12.006.Physics Insight and Performance Benefit from Plasma Shaping Experiments in MHD and Energy Transport in the TCV Tokamak
2008. 22nd IAEA Fusion Energy Conf. (FEC) - 50th Anniversary of Controlled Nuclear Fusion Research, Geneva, Switzerland, October 13-18, 2008. p. EX/P5-15.Effect of Sawteeth on the Spontaneous TCV Plasma Rotation
2008. 35th European Physical Society (EPS) Conference on Plasma Physics, Hersonissos, Crete, Greece, June 9-13, 2008. p. P-2.020.Intrinsic rotation and radial electric field in TCV plasmas
2008. 50th APS Division of Plasma Physics Meeting, Dallas, Texas, USA, November 17-21, 2008.Spontaneous L-mode plasma rotation scaling in the TCV tokamak
2008. 49th Annual Meeting of the Division of Plasma Physics of the American-Physical-Society, Orlando, FL, USA, November 12-16, 2007. p. 056113.Electron thermal transport analysis in Tokamak a Configuration Variable
Physics of Plasmas. 2008. DOI : 10.1063/1.2965828.Stationary ELM-free H-mode on TCV
2007. 49th APS Conference, Orlando, Florida, USA, 12 November 2007.Ion-Acoustic Turbulence in ECCD-driven TCV plasmas
49th APS Conference, Orlando, Florida, USA, 12 November 2007.Ion Temperature Fluctuations in ELMy H-mode of the X3 EC-heated Plasmas on TCV
Ion Temperature Fluctuations in ELMy H-mode of the X3 EC-heated Plasmas on TCV
2007. International Conference on Research and Applications of Plasmas (PLASMA-2007), Greifswald, Germany, 16 October 2007. p. 219-222. DOI : 10.1063/1.2909113.Bulk Plasma Rotation in the TCV Tokamak in the Absence of External Momentum Input
2007. 34th EPS Conference on Plasma Physics, Warsaw Congress Centre, Poland, 02 July 2007.Bulk Plasma Rotation in the TCV Tokamak in the Absence of External Momentum Input (Invited paper)
2007. 34th EPS Conference on Plasma Physics, Warsaw Congress Centre, Poland, 02 July 2007.3D Thermal and CFD Simulations of the Divertor Magnetic Coils for ITER
2007. NAFEMS World Congress 2007 (Simul. Technol. for the Eng. Analysis Community), Vancouver, Canada, 22 May 2007.Toroidal momentum transport in limited and diverted TCV Ohmic plasmas
2007. 12th US-EU Transport Taskforce Workshop, San Diego, Ca, US, 17 April 2007.Impact of plasma triangularity and collisionality on electron heat transport in TCV L-mode plasmas
Nuclear Fusion. 2007. DOI : 10.1088/0029-5515/47/7/002.Particle and Impurity Transport in Electron-Heated Discharges in TCV
2006. 21th IAEA Fusion Energy Conference, Chengdu, China, 16 October 2006.Impact of Plasma Shaping on Electron Heat Transport in TCV L-mode Plasmas at Various Collisionalities
2006. 21th IAEA Fusion Energy Conference, Chengdu, China, 16 October 2006.Particle and impurity transport in electron-heated discharges in TCV
2006. 21th IAEA Fusion Energy Conference, Chengdu, China, 16 October 2006.Carbon transport in TCV
2006. 33rd European Physical Society Conference on Plasma Physics, Rome, Italy, 19 June 2006.Non-Maxwellian Ion Energy Distribution in ECH-heated plasmas on TCV
33rd European Physical Society Conference on Plasma Physics, Rome, Italy, 19 June 2006.Non-Maxwellian Ion Energy Distribution in ECH-heated plasmas on TCV
2006. 33rd European Physical Society Conference on Plasma Physics, Rome, Italy, 19 June 2006.Carbon transport in TCV
2006. 33rd European Physical Society Conference on Plasma Physics, Rome, Italy, 19 June 2006.Progress on the design of various magnetic sensors for ITER: diamagnetic and flux loops, high frequency coils, in-vessel and divertor coils, ex-vessel coils, and external Rogowskis
2006. 10th Meeting of the ITPA Topical Group on Diagnostics, Moskow, Russia, 10 April 2006.Conditions for anomalous energy and momentum transfer from electrons to ions in ECCD discharges on TCV
2006. 33rd European Physical Society Conference on Plasma Physics.Neutral particle analyzer diagnostics on the TCV tokamak
Review of Scientific Instruments. 2006. DOI : 10.1063/1.2185151.Toroidal plasma rotation in the TCV tokamak
Plasma Physics and Controlled Fusion. 2006. DOI : 10.1088/0741-3335/48/5/012.Reconstruction of ion temperature profiles from single chord NPA measurements on the TCV tokamak
Plasma Physics and Controlled Fusion. 2006. DOI : 10.1088/0741-3335/48/12/006.Influence of particle sources on electron density peaking in TCV and JET
Nuclear Fusion. 2006. DOI : 10.1088/0029-5515/46/5/010.Momentum transport and plasma rotation spin up in TCV
2005. 32nd EPS Conference on Plasma Physics, Tarragona, Spain, 27 June 2005.Teaching & PhD
PhD Programs
Doctoral Program in Physics