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List of works by Richard Joseph Groebner

A computational tool for simulation and design of tangential multi-energy soft x-ray pin-hole cameras for tokamak plasmas

scientific article published on 01 October 2018

A two photon absorption laser induced fluorescence diagnostic for fusion plasmas ⬇️

scientific article published on October 1, 2012

Achievement of reactor-relevant beta in low-q divertor discharges in the doublet III-D tokamak

scientific article published on 01 March 1989

Active spectroscopic measurements of the bulk deuterium properties in the DIII-D tokamak (invited)

scientific article published on 01 October 2012

Active spectroscopy measurements of the deuterium temperature, rotation, and density from the core to scrape off layer on the DIII-D tokamak (invited)

scientific article published on 01 October 2018

Analysis of pedestal plasma transport

article

Analysis of temperature and density pedestal gradients in AUG, DIII-D and JET

Calculation of impurity poloidal rotation from measured poloidal asymmetries in the toroidal rotation of a tokamak plasma.

scientific article

Characterization of cross-section correction to charge exchange recombination spectroscopy rotation measurements using co- and counter-neutral-beam views

scientific article published on 01 October 2008

Comparing 1.5D ONETWO and 2D SOLPS analyses of inter-ELM H-mode plasma in DIII-D

Comparison of L-mode regimes with enhanced confinement by impurity seeding in JET and DIII-D

Comparison of a low- to high-confinement transition theory with experimental data from DIII-D.

scientific article published on 9 December 2002

Confinement physics of H-mode discharges in DIII-D

Correlations between quasi-coherent fluctuations and the pedestal evolution during the inter-edge localized modes phase on DIII-Da)

Divertor heat flux reduction by D2 injection in DIII-D

ELM suppression in helium plasmas with 3D magnetic fields

Edge turbulence reduction at the L-H transition in DIII-D

Effect of changes in separatrix magnetic geometry on divertor behaviour in DIII-D

Effect of separatrix magnetic geometry on divertor behavior in DIII-D

Far‐infrared heterodyne scattering to study density fluctuations on the DIII‐D tokamak

Fluctuation measurements in the DIII‐D and TEXT tokamaks via collective scattering and reflectometry

Fueling with edge recycling to high-density in DIII-D

Global gyrokinetic simulation of Tokamak edge pedestal instabilities

scientific article published on 02 November 2012

Helium Exhaust Studies inH-Mode Discharges in the DIII-D Tokamak Using an Argon-Frosted Divertor Cryopump

scientific article published in Physical Review Letters

Helium transport in enhanced confinement regimes on the TEXTOR and DIII-D tokamaks

article

High internal inductance improved confinement H-mode discharges obtained with an elongation ramp technique in the DIII-D tokamak

scientific article published on 01 May 1993

High resolution main-ion charge exchange spectroscopy in the DIII-D H-mode pedestal.

scientific article published in November 2016

High-frequency coherent edge fluctuations in a high-pedestal-pressure quiescent H-mode plasma

scientific article published on 29 July 2011

Higher Fusion Power Gain with Current and Pressure Profile Control in Strongly Shaped DIII-D Tokamak Plasmas

scientific article published on 01 September 1996

Highβ and ECRH studies in DIII-D

Improved edge charge exchange recombination spectroscopy in DIII-D.

scientific article

Improved understanding of physics processes in pedestal structure, leading to improved predictive capability for ITER

Initial results of the high resolution edge Thomson scattering upgrade at DIII-D.

scientific article published on October 2012

Measurement of deuterium density profiles in the H-mode steep gradient region using charge exchange recombination spectroscopy on DIII-D.

scientific article published in November 2016

Measurements of the internal magnetic field on DIII-D using intensity and spacing of the motional Stark multiplet.

scientific article published on October 2008

Measurements of the internal magnetic field using the B-Stark motional Stark effect diagnostic on DIII-D (invited) ⬇️

scientific article published on October 1, 2010

Modifications in turbulence and edge electric fields at the L–H transition in the DIII‐D tokamak

Multi-device studies of pedestal physics and confinement in the I-mode regime

Neutral-beam current-driven high-poloidal-beta operation of the DIII-D tokamak

scientific article published on 01 October 1988

Observation of H-mode confinement in the DIII-D tokamak with electron cyclotron heating

scientific article published on 01 June 1988

Observation of an improved energy-confinement regime in neutral-beam-heated divertor discharges in the DIII-D tokamak

scientific article published on 01 September 1987

Observation of the H-mode in ohmically heated divertor discharges on DIII-D

Observation of the L-H confinement bifurcation triggered by a turbulence-driven shear flow in a tokamak plasma

scientific article published on 24 March 2014

Overview of H-mode studies in DIII-D

Overview of experimental results and code validation activities at Alcator C-Mod

Pedestal bifurcation and resonant field penetration at the threshold of edge-localized mode suppression in the DIII-D Tokamak.

scientific article published on 12 March 2015

Pedestal structure and stability in H-mode and I-mode: a comparative study on Alcator C-Mod

Physics of confinement improvement of plasmas with impurity injection in DIII-D

Physics of the L to H transition in the DIII‐D tokamak

Quiescent H-mode plasmas with strong edge rotation in the cocurrent direction

scientific article published on 17 April 2009

Quiescent double barrier regime in the DIII-D tokamak

scientific article published on 01 May 2001

Recent DIII-D divertor research

article

Recent results from DIII-D and their implications for next generation tokamaks

article

Reduced critical rotation for resistive-wall mode stabilization in a near-axisymmetric configuration

scientific article published on 01 February 2007

Reflectometer density fluctuation measurements on DIII‐D

article published in 1990

Regime of very high confinement in the boronized DIII-D tokamak

scientific article published on 01 November 1991

Role of Zonal Flow Predator-Prey Oscillations in Triggering the Transition to H-Mode Confinement ⬇️

scientific article published on April 12, 2012

Role of edge electric field and poloidal rotation in the L-H transition

scientific article published on 01 June 1990

Rotation characteristics of main ions and impurity ions in H-mode tokamak plasma

scientific article published on 01 April 1994

Spectroscopic observations of O vii and O viii near 2 nm with aluminum and polypropylene filters

scientific article published on 01 August 1981

Suppression of Large Edge-Localized Modes in High-Confinement DIII-D Plasmas with a Stochastic Magnetic Boundary

scientific article

The EPED pedestal model and edge localized mode-suppressed regimes: Studies of quiescent H-mode and development of a model for edge localized mode suppression via resonant magnetic perturbations

article

Transport and fluctuations in the interior of DIII-D plasmas

Two‐stage turbulence suppression and E×B velocity shear measured at the L–H transition

Validation of the model for ELM suppression with 3D magnetic fields using low torque ITER baseline scenario discharges in DIII-D

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