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Nuclear Fusion, ISSN 0029-5515, 11/2007, Volume 47, Issue 11, pp. 1618 - 1624
Parametric scalings of the intrinsic (spontaneous, with no external momentum input) toroidal rotation observed on a large number of tokamaks have been combined... 
POLOIDAL ROTATION | VELOCITY | TRANSPORT | SHEAR | H-MODE | RESISTIVE WALL MODES | PHYSICS, FLUIDS & PLASMAS | DIII-D | ICRF | EDGE ELECTRIC-FIELD | PLASMA ROTATION
Journal Article
NUCLEAR FUSION, ISSN 0029-5515, 04/2019, Volume 59, Issue 4, p. 46020
Recently-proposed tokamak concepts use magnetic fields up to 12 T, far higher than in conventional devices, to reduce size and cost. Theoretical and... 
Alfven eigenmodes | alpha particles | ARC | MODES | SPARC | EXCITATION | PHYSICS, FLUIDS & PLASMAS | high magnetic field tokamaks | CASTOR-K | PEDESTAL | PHYSICS | DENSITY LIMITS
Journal Article
Nuclear Fusion, ISSN 0029-5515, 10/2010, Volume 50, Issue 10, pp. 105005 - 105005
An improved energy confinement regime, I-mode, is studied in Alcator C-Mod, a compact high-field divertor tokamak using ion cyclotron range of frequencies... 
TRANSITION | ROTATION | IMPURITY TRANSPORT | POWER THRESHOLD | PHYSICS, FLUIDS & PLASMAS | EDGE-LOCALIZED-MODES | PLASMA-CONFINEMENT | UPGRADE | CHAPTER 2 | PEDESTAL | PHYSICS | Confinement | Impurities | Heating | Barriers | Ion cyclotron radiation | Cyclotron frequency | Images | Transport | Energy (nuclear)
Journal Article
Fusion Science and Technology, ISSN 1536-1055, 04/2007, Volume 51, Issue 3, pp. 261 - 265
To introduce this special issue, this paper gives a brief overview of the key themes in the Alcator C-Mod tokamak research program. These include energy,... 
Tokamak physics | Alcator C-Mod | Fusion research | tokamak physics | ADVANCED TOKAMAK | CONVERSION | INTERNAL TRANSPORT BARRIERS | fusion research | ION-CYCLOTRON RANGE | DISCHARGES | SHEAR | PLASMA-FACING COMPONENTS | OPERATION | NUCLEAR SCIENCE & TECHNOLOGY | CONFINEMENT | SIMULATIONS
Journal Article
Physical Review Letters, ISSN 0031-9007, 05/2011, Volume 106, Issue 21, p. 215001
Intrinsic rotation has been observed in I-mode plasmas from the C-Mod tokamak, and is found to be similar to that in H mode, both in its edge origin and in the... 
PHYSICS, MULTIDISCIPLINARY | TOROIDAL ROTATION | Plasma Physics | Physics
Journal Article
Physical Review Letters, ISSN 0031-9007, 12/2011, Volume 107, Issue 26, p. 265001
Direction reversals of intrinsic toroidal rotation have been observed in diverted Alcator C-Mod Ohmic L-mode plasmas following electron density ramps. For low... 
PHYSICS, MULTIDISCIPLINARY | MOMENTUM INPUT | ASDEX
Journal Article
Nuclear Fusion, ISSN 0029-5515, 02/2018, Volume 58, Issue 4, p. 46004
Recent Alcator C-Mod experiments have explored access to and characteristics of H-modes at magnetic fields approaching 8 T, the highest field achieved to date... 
pedestal | EDA H-mode | 7.8 T | H-mode | EPED | threshold | TRANSITION | TRANSPORT | PHYSICS, FLUIDS & PLASMAS | PLASMA-CONFINEMENT | ITER | DIII-D | Physics
Journal Article
Review of Scientific Instruments, ISSN 0034-6748, 10/2008, Volume 79, Issue 10, pp. 10E302 - 10E302-6
Journal Article
Nuclear Fusion, ISSN 0029-5515, 10/2017, Volume 57, Issue 12, p. 126039
New results on the I-mode regime of operation on the Alcator C-Mod tokamak are reported. This ELM-free regime features high energy confinement and a steep... 
FEC 2016 | pedestal | I-mode | tokamak | transport | PHYSICS, FLUIDS & PLASMAS
Journal Article
Nuclear Fusion, ISSN 0029-5515, 07/2016, Volume 56, Issue 8, p. 86003
This paper describes joint ITPA studies of the I-mode regime, which features an edge thermal barrier together with L-mode-like particle and impurity transport... 
pedestal | FEC 2014 | PHYSICS, FLUIDS & PLASMAS | tokamak | I-mode | PLASMA-CONFINEMENT | PHYSICS, NUCLEAR | threshold | TOKAMAKS | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
Journal Article
Nuclear Fusion, ISSN 0029-5515, 10/2004, Volume 44, Issue 10, pp. 1047 - 1066
Plasma profiles and flows in the low- and high-field side scrape-off-layer (SOL) regions in Alcator C-Mod are found to be remarkably sensitive to magnetic... 
POLOIDAL ROTATION | TOROIDAL ROTATION | PHYSICS, FLUIDS & PLASMAS | DIVERTOR TOKAMAK | ELECTRIC-FIELD | HIGH-FIELD-SIDE | PHYSICS, NUCLEAR | OHMIC H-MODE | ALCATOR-C-MOD | PARTICLE-TRANSPORT | DIII-D | EDGE PLASMA
Journal Article
Review of Scientific Instruments, ISSN 0034-6748, 10/2012, Volume 83, Issue 10, p. 10E316
A laser-based (2.55 THz) mulitchord polarimeter is now operational on Alcator C-Mod and is used to make measurements of the internal magnetic field structure... 
DENSITY | INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED | INTERFEROMETER | Polarimeters | Lasers | Dynamics | Fluctuation | Tokamak devices | Diagnostic systems | Magnetic fields | Temporal logic
Journal Article
Nuclear Fusion, ISSN 0029-5515, 02/2009, Volume 49, Issue 2, pp. 025004 - 025004 (8)
Following the application of lower hybrid current drive (LHCD) power, the core toroidal rotation in Alcator C-Mod L- and H-mode plasmas is found to increment... 
CURRENT PROFILE CONTROL | PHYSICS, FLUIDS & PLASMAS | NO MOMENTUM INPUT | CONFINEMENT | JET | INTERNAL TRANSPORT BARRIERS | HYBRID CURRENT DRIVE | CYCLOTRON | PHYSICS, NUCLEAR | DIII-D | ICRF | TCV TOKAMAK
Journal Article
Nuclear Fusion, ISSN 0029-5515, 02/2012, Volume 52, Issue 2, pp. 1 - 17
This paper presents the results from a systematic study of low-to-high confinement transition (L-H transition) in Alcator C-Mod lower single null plasmas, with... 
TRANSITION | PHYSICS, FLUIDS & PLASMAS | REGIME | JET | PHYSICS, NUCLEAR | TURBULENCE | ASDEX | Confinement | Nuclear fusion | Amplitudes | Drift | Tokamak devices | Plasmas | Density | Discharge
Journal Article
Nature Physics, ISSN 1745-2473, 10/2017, Volume 13, Issue 10, pp. 973 - 978
Journal Article
Nuclear Fusion, ISSN 0029-5515, 03/2013, Volume 53, Issue 3, pp. 33004 - 13
Several seemingly unrelated effects in Alcator C-Mod ohmic L-mode plasmas are shown to be closely connected: non-local heat transport, core toroidal rotation... 
CONFINEMENT | X-RAY OBSERVATIONS | TRANSITIONS | PHYSICS, FLUIDS & PLASMAS | TOKAMAK | Turbulence | Confinement | Impurities | Asymmetry | Ohmic | Plasmas | Transport | Density
Journal Article
Physics of Plasmas, ISSN 1070-664X, 05/2011, Volume 18, Issue 5, pp. 056115 - 056115-9
We report extended studies of the I-mode regime [Whyte , Nucl. Fusion 50 , 105005 (2010)] obtained in the Alcator C-Mod tokamak [Marmar , Fusion Sci. Technol.... 
HEAT | THRESHOLD | SHEAR | PHYSICS, FLUIDS & PLASMAS | CONFINEMENT | POWER | FLUX | L-H TRANSITION | DIII-D | TOKAMAK | PLASMA DENSITY | VARIATIONS | BOUNDARY LAYERS | PLASMA IMPURITIES | ALCATOR DEVICE | IMPURITIES | LAYERS | TOKAMAK DEVICES | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY | PLASMA | CLOSED PLASMA DEVICES | FLUCTUATIONS | TURBULENCE | THERMONUCLEAR DEVICES
Journal Article
Nuclear Fusion, ISSN 0029-5515, 08/2011, Volume 51, Issue 8, pp. 083005 - 12
Direction reversals of intrinsic toroidal rotation have been observed in Alcator C-Mod ohmic L-mode plasmas following modest electron density or toroidal... 
TRANSPORT | SHEAR | PHYSICS, FLUIDS & PLASMAS | NO MOMENTUM INPUT | PHYSICS, NUCLEAR | TURBULENCE | TOKAMAKS | Ramps | Correlation | Ohmic | Plasma currents | Plasmas | Magnetic fields | Electron density | Density
Journal Article