Pediatrics, ISSN 0031-4005, 07/2005, Volume 116, Issue 1, pp. 15 - 23
Objectives. To estimate the incidence of retinopathy of prematurity (ROP) in the Early Treatment for Retinopathy of Prematurity (ETROP) Study and compare these...
Retinopathy of prematurity | Incidence | PEDIATRICS | incidence | retinopathy of prematurity | Retinopathy of Prematurity - etiology | Retinopathy of Prematurity - diagnosis | Retinopathy of Prematurity - therapy | Humans | Infant, Premature | Risk Factors | Cryotherapy | Infant, Newborn | Care and treatment | Research | Diagnosis | Retrolental fibroplasia | Infants (Premature) | Health aspects | Babies | Blood vessels | Retina | Developmental disabilities | Blindness
Retinopathy of prematurity | Incidence | PEDIATRICS | incidence | retinopathy of prematurity | Retinopathy of Prematurity - etiology | Retinopathy of Prematurity - diagnosis | Retinopathy of Prematurity - therapy | Humans | Infant, Premature | Risk Factors | Cryotherapy | Infant, Newborn | Care and treatment | Research | Diagnosis | Retrolental fibroplasia | Infants (Premature) | Health aspects | Babies | Blood vessels | Retina | Developmental disabilities | Blindness
Journal Article
Journal of Nuclear Materials, ISSN 0022-3115, 2009, Volume 390, Issue 1, pp. 764 - 767
Lithium evaporated onto plasma facing components in the NSTX lower divertor has made dramatic improvements in discharge performance. As lithium accumulated,...
EDGE-LOCALIZED MODES | NUCLEAR SCIENCE & TECHNOLOGY | REGIME | MATERIALS SCIENCE, MULTIDISCIPLINARY | MINING & MINERAL PROCESSING | DIII-D TOKAMAK | PEDESTAL | Plasma physics | Graphite
EDGE-LOCALIZED MODES | NUCLEAR SCIENCE & TECHNOLOGY | REGIME | MATERIALS SCIENCE, MULTIDISCIPLINARY | MINING & MINERAL PROCESSING | DIII-D TOKAMAK | PEDESTAL | Plasma physics | Graphite
Journal Article
Nuclear Materials and Energy, ISSN 2352-1791, 05/2019, Volume 19, Issue C, pp. 34 - 41
Injection of low-Z granules into high performance discharges on DIII-D has been shown to promptly trigger Edge Localized Modes (ELMs) providing high-Z impurity...
ELM pacing | beryllium | granule injection | ENERGY | DUST | NUCLEAR SCIENCE & TECHNOLOGY | PELLET INJECTION | MITIGATION | ABLATION | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
ELM pacing | beryllium | granule injection | ENERGY | DUST | NUCLEAR SCIENCE & TECHNOLOGY | PELLET INJECTION | MITIGATION | ABLATION | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
Journal Article
Nuclear Fusion, ISSN 0029-5515, 07/2011, Volume 51, Issue 7, p. 072001
The first high-confinement mode (H-mode) with type-III edge localized modes at an H factor of H-IPB98(y,H-2) similar to 1 has been obtained with about 1 MW...
PHYSICS, FLUIDS & PLASMAS | PHYSICS, NUCLEAR
PHYSICS, FLUIDS & PLASMAS | PHYSICS, NUCLEAR
Journal Article
Nuclear Materials and Energy, ISSN 2352-1791, 05/2019, Volume 19, Issue C, pp. 384 - 389
In ASDEX Upgrade with full-tungsten wall, boronization is an important tool to control tungsten sources and allow reliable operation at low collisionality. The...
NUCLEAR SCIENCE & TECHNOLOGY | BORONIZATION | HIGH-CONFINEMENT | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
NUCLEAR SCIENCE & TECHNOLOGY | BORONIZATION | HIGH-CONFINEMENT | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
Journal Article
Physical Review Letters, ISSN 0031-9007, 02/2015, Volume 114, Issue 5, p. 055001
A critical challenge facing the basic long-pulse high-confinement operation scenario (H mode) for ITER is to control a magnetohydrodynamic (MHD) instability,...
MODES | PHYSICS, MULTIDISCIPLINARY | ELMS | REGIME | Magnetohydrodynamics | Superconductivity | Electrochemical machining | MHD | Instability | Lithium | Tokamak devices | Real time
MODES | PHYSICS, MULTIDISCIPLINARY | ELMS | REGIME | Magnetohydrodynamics | Superconductivity | Electrochemical machining | MHD | Instability | Lithium | Tokamak devices | Real time
Journal Article
Nuclear Fusion, ISSN 0029-5515, 06/2015, Volume 55, Issue 6, pp. 63018 - 20
Periods of edge localized mode (ELM)-free H-mode with increased pedestal pressure and width were observed in the DIII-D tokamak when density fluctuations...
pedestal | lithium | H-mode | DIII-D | PHYSICS, FLUIDS & PLASMAS | STABILITY | ELMS | DISCHARGES | BETA | SPECTROSCOPY | REGIME | EDGE LOCALIZED MODES | CONFINEMENT | PHYSICS | Reduction | Flattening | Phases | Bursts | Fluctuation | Lithium | Carbon | Density | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
pedestal | lithium | H-mode | DIII-D | PHYSICS, FLUIDS & PLASMAS | STABILITY | ELMS | DISCHARGES | BETA | SPECTROSCOPY | REGIME | EDGE LOCALIZED MODES | CONFINEMENT | PHYSICS | Reduction | Flattening | Phases | Bursts | Fluctuation | Lithium | Carbon | Density | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
Journal Article
Journal of Nuclear Materials, ISSN 0022-3115, 07/2013, Volume 438, pp. S90 - S95
Recently, routine coatings of plasma facing materials with lithium were carried out on EAST using both upgraded evaporative ovens and real-time injection of...
NUCLEAR SCIENCE & TECHNOLOGY | EDGE | MATERIALS SCIENCE, MULTIDISCIPLINARY | MINING & MINERAL PROCESSING | TOKAMAKS | Coatings | Ovens | Vents | MHD | Lithium | Coating | Evaporative | Plasmas | Real time
NUCLEAR SCIENCE & TECHNOLOGY | EDGE | MATERIALS SCIENCE, MULTIDISCIPLINARY | MINING & MINERAL PROCESSING | TOKAMAKS | Coatings | Ovens | Vents | MHD | Lithium | Coating | Evaporative | Plasmas | Real time
Journal Article
Physical Review Letters, ISSN 0031-9007, 08/2009, Volume 103, Issue 7, p. 075001
Reduction or elimination of edge localized modes (ELMs) while maintaining high confinement is essential for future fusion devices, e.g., the ITER. An ELM-free...
NSTX PLASMAS | COLLISIONALITY REGIME | PHYSICS, MULTIDISCIPLINARY | OPERATION | STABILITY | CONFINEMENT | DIII-D TOKAMAK | PEDESTAL | PHYSICS | HIGH-BETA | GAS FUELING LOCATION
NSTX PLASMAS | COLLISIONALITY REGIME | PHYSICS, MULTIDISCIPLINARY | OPERATION | STABILITY | CONFINEMENT | DIII-D TOKAMAK | PEDESTAL | PHYSICS | HIGH-BETA | GAS FUELING LOCATION
Journal Article
Nuclear Fusion, ISSN 0029-5515, 05/2017, Volume 57, Issue 7, p. 76008
By employing a neutral gas shielding (NGS) model to characterize impurity granule injection, the ablation rates for three different species of granule:...
ELM pacing | Neutral gas shielding | Granule injection | PLASMA | PHYSICS, FLUIDS & PLASMAS | PENETRATION | neutral gas shielding | DIII-D | granule injection | STRIATIONS | PELLET ABLATION | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
ELM pacing | Neutral gas shielding | Granule injection | PLASMA | PHYSICS, FLUIDS & PLASMAS | PENETRATION | neutral gas shielding | DIII-D | granule injection | STRIATIONS | PELLET ABLATION | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
Journal Article
Review of Scientific Instruments, ISSN 0034-6748, 10/2018, Volume 89, Issue 10, p. 10K121
We present a device for controlled injection of a variety of materials in powder form. The system implements four independent feeder units, arranged to share a...
INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED | Light emitting diodes | Silicon carbide | Feeders | Plasmas | Impact tests | Impurities
INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED | Light emitting diodes | Silicon carbide | Feeders | Plasmas | Impact tests | Impurities
Journal Article
Nuclear Fusion, ISSN 0029-5515, 10/2018, Volume 58, Issue 12, p. 126021
The injection of impurity granules into fusion research discharges can serve as a catalyst for ELM events. For sufficiently low ELM frequencies, and granule...
pacing | lithium | ELM | PHYSICS, FLUIDS & PLASMAS | PELLET INJECTION | MITIGATION | ASDEX UPGRADE | ABLATION | ITER | DIII-D | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
pacing | lithium | ELM | PHYSICS, FLUIDS & PLASMAS | PELLET INJECTION | MITIGATION | ASDEX UPGRADE | ABLATION | ITER | DIII-D | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
Journal Article
Nuclear Fusion, ISSN 0029-5515, 11/2013, Volume 53, Issue 11, pp. 113023 - 7
The first results of edge-localized mode (ELM) pacing using small spherical lithium granules injected mechanically into H-mode discharges are reported....
PHYSICS, FLUIDS & PLASMAS | ABLATION | Decoupling | Granular materials | Elm | Granules | Lithium | Devices | Ablation | Pellets
PHYSICS, FLUIDS & PLASMAS | ABLATION | Decoupling | Granular materials | Elm | Granules | Lithium | Devices | Ablation | Pellets
Journal Article
Physical Review Letters, ISSN 0031-9007, 10/2015, Volume 115, Issue 16
Journal Article
NUCLEAR FUSION, ISSN 0029-5515, 08/2019, Volume 59, Issue 8, p. 84003
Injection of solid pellets is a key element in several aspects of the operation of a magnetic confinement plasma reactor for fusion applications, including...
lithium | HYDROGEN-PELLET | pellet | INJECTION | PHYSICS, FLUIDS & PLASMAS | ablation | scrape-off layer | tokamak | MODEL | DIII-D | fast-ion | FLOW | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
lithium | HYDROGEN-PELLET | pellet | INJECTION | PHYSICS, FLUIDS & PLASMAS | ablation | scrape-off layer | tokamak | MODEL | DIII-D | fast-ion | FLOW | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
Journal Article
Nuclear Fusion, ISSN 0029-5515, 02/2018, Volume 58, Issue 2, p. 24003
We report the first successful use-of lithium (Li) to eliminate edge-localized modes (ELMs) with tungsten divertor plasma-facing components in the EAST device....
Lithium seeding | Edge stability | Plasma wall interactions | Edge localized modes | EXTRAPOLATION | ENERGY | plasma wall interactions | edge localized modes | PHYSICS, FLUIDS & PLASMAS | REGIME | MODE | CONFINEMENT | ITER | lithium seeding | edge stability | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
Lithium seeding | Edge stability | Plasma wall interactions | Edge localized modes | EXTRAPOLATION | ENERGY | plasma wall interactions | edge localized modes | PHYSICS, FLUIDS & PLASMAS | REGIME | MODE | CONFINEMENT | ITER | lithium seeding | edge stability | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
Journal Article
Nuclear Materials and Energy, ISSN 2352-1791, 05/2019, Volume 19, Issue C, pp. 124 - 130
Real-time lithium powder injection has been applied to long-pulse (>30 s) H-mode plasmas in EAST. This replenishes the active lithium surface that is routinely...
Long pulse plasma | Lithium | Recycling | Impurity | NUCLEAR SCIENCE & TECHNOLOGY
Long pulse plasma | Lithium | Recycling | Impurity | NUCLEAR SCIENCE & TECHNOLOGY
Journal Article
Nuclear Materials and Energy, ISSN 2352-1791, 08/2017, Volume 12, pp. 1030 - 1036
Experiments have been conducted on DIII-D investigating high repetition rate injection of non-fuel pellets as a tool for pacing Edge Localized Modes (ELMs) and...
NUCLEAR SCIENCE & TECHNOLOGY | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
NUCLEAR SCIENCE & TECHNOLOGY | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
Journal Article
IEEE Transactions on Plasma Science, ISSN 0093-3813, 05/2018, Volume 46, Issue 5, pp. 1076 - 1080
A critical challenge facing the basic long-pulse H-mode for ITER is to control edge-localized modes (ELMs). A new method using a multichamber lithium (Li)...
Experimental Advanced Superconducting Tokamak (EAST) | Edge localized modes (ELM) | Perturbation methods | lithium (Li) granule injection (LGI) | Impellers | Cameras | Discharges (electric) | Plasmas | Frequency control | Saturation magnetization | PHYSICS, FLUIDS & PLASMAS | STABILITY | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
Experimental Advanced Superconducting Tokamak (EAST) | Edge localized modes (ELM) | Perturbation methods | lithium (Li) granule injection (LGI) | Impellers | Cameras | Discharges (electric) | Plasmas | Frequency control | Saturation magnetization | PHYSICS, FLUIDS & PLASMAS | STABILITY | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY
Journal Article
Plasma Physics and Controlled Fusion, ISSN 0741-3335, 01/2012, Volume 54, Issue 1, p. 015014
Reductions in H content and particle recycling are important for the improvement of ion cyclotron range of frequency (ICRF) minority heating efficiency and the...
FUSION DEVICES | PLASMA PERFORMANCE | PHYSICS, FLUIDS & PLASMAS | BORONIZATION | HT-7 | SILICONIZATION | TFTR | IMPROVEMENT | PHYSICS, NUCLEAR | EDGE | DISCHARGES | TOKAMAK
FUSION DEVICES | PLASMA PERFORMANCE | PHYSICS, FLUIDS & PLASMAS | BORONIZATION | HT-7 | SILICONIZATION | TFTR | IMPROVEMENT | PHYSICS, NUCLEAR | EDGE | DISCHARGES | TOKAMAK
Journal Article
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