Works Published in 2021
Displaying works 61 - 80 of 186 in total
Sorted by most recent date added to the index first, which may not be the same as publication date order.
2021 journal article
Phase stability and microstructural evolution in neutron-irradiated ferritic-martensitic steel HT9
Journal of Nuclear Materials, 557, 153252.
author keywords: F/M steel; HT9; Neutron irradiation; Dislocation loop; Irradiation hardening
www.sciencedirect.com (publisher PDF)
Source: ORCID
Added: December 5, 2022
2021 journal article
Nanoscale redistribution of alloying elements in high-burnup AXIOM-2 (X2®) and their effects on in-reactor corrosion
Corrosion Science, 190, 109652.
author keywords: APT; Zirconium; TEM; Microstructure; Irradiation; Corrosion
Source: ORCID
Added: December 5, 2022
2021 journal article
Early-stage microstructural evolution and phase stability in neutron-irradiated ferritic-martensitic steel T91
Journal of Nuclear Materials, 557, 153207.
author keywords: Ferritic/Martensitic (F/M) steel; Neutron irradiation; Dislocation loop; G phase; Irradiation hardening
Source: ORCID
Added: December 5, 2022
2021 journal article
Dislocation Loops in Proton Irradiated Uranium-Nitrogen-Oxygen System
Journal of Nuclear Materials, 557, 153244.
author keywords: Radiation effects; Dislocation loops; Uranium nitride; Nuclear fuels
Source: ORCID
Added: December 5, 2022
2021 journal article
Phase and defect evolution in uranium-nitrogen-oxygen system under irradiation
Acta Materialia.
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Source: ORCID
Added: December 5, 2022
2021 journal article
Indirect characterization of point defects in proton irradiated ceria
Materialia, 15, 101019.
author keywords: Defect characterization; Microstructure evolution; Radiation damage
Source: ORCID
Added: December 5, 2022
2021 journal article
Investigating corrosion behavior of Ni and Ni-20Cr in molten ZnCl2
Corrosion Science, 179, 109105.
author keywords: Nickel-chromium; Molten chloride salts; Cyclic polarization; STEM/TEM; Intergranular corrosion
Source: ORCID
Added: December 5, 2022
2021 journal article
In situ monitoring of microstructure evolution during thermal processing of uranium-zirconium alloys using laser-generated ultrasound
Journal of Nuclear Materials, 4, 153005.
Source: ORCID
Added: December 5, 2022
2021 journal article
Fuel-cladding chemical interaction of a prototype annular U-10Zr fuel with Fe-12Cr ferritic/martensitic HT-9 cladding
Journal of Nuclear Materials, 544, 152588.
author keywords: Fuel-cladding chemical interaction (FCCI); Metallic fuel; Advanced nuclear fuel; Transmission electron microscopy (TEM); HT-9 cladding; Phase transformation
Source: ORCID
Added: December 5, 2022
2021 journal article
TEM Characterization of Dislocation Loops in Proton Irradiated Single Crystal ThO2
Journal of Nuclear Materials, 4, 152998.
author keywords: Proton irradiation; defect analysis; dislocation loops; electron microscopy; thorium oxide; nuclear fuel
Source: ORCID
Added: December 5, 2022
2021 journal article
Development of an integrated core–edge scenario using the super H-mode
Nuclear Fusion, 61(12), 126064.
author keywords: core-edge integration; super H-mode; tokamak; pedestal; divertor
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Source: ORCID
Added: November 10, 2022
2021 journal article
Absolute calibration of the Lyman-α measurement apparatus at DIII-D
Review of Scientific Instruments, 92(3), 033522.
Contributors: F. Laggner* , A. Bortolon *, A. Rosenthal *, T. Wilks *, J. Hughes *, C. Freeman*, T. Golfinopoulos *, A. Nagy*, D. Mauzey*, M. Shafer *
TL;DR:
The established calibration setup and procedure will be regularly used to re-calibrate the LLAMA during DIII-D vents to monitor possible degradation of optical components and detectors.
(via Semantic Scholar)
Source: ORCID
Added: November 10, 2022
2021 journal article
Review: Turbulence dynamics during the pedestal evolution between edge localized modes in magnetic fusion devices
Plasma Physics and Controlled Fusion, 63(1), 013001.
Contributors: A. Diallo * & F. Laggner*
author keywords: tokamak; plasma; high confinement mode; edge localized modes
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Source: ORCID
Added: November 10, 2022
2021 journal article
New understanding of inter-ELM pedestal turbulence, transport, and gradient behavior in the DIII-D tokamak
Nuclear Fusion, 61(12), 126037.
author keywords: pedestal turbulence; thermal fluxes; pedestal gradient saturation; pedestal transport; trapped electron mode
Source: ORCID
Added: November 10, 2022
2021 journal article
Time-dependent experimental identification of inter-ELM microtearing modes in the tokamak edge on DIII-D
Nuclear Fusion, 61(11), 116038.
Contributors: A. Nelson *, F. Laggner* , A. Diallo *, D. Smith *, Z. Xing*, R. Shousha *, E. Kolemen *
author keywords: pedestal; MTM; turbulence; inter-ELM; vertical jogs
Source: ORCID
Added: November 10, 2022
2021 journal article
Prediction of DIII-D Pedestal Structure from Externally Controllable Parameters
IEEE Transactions on Plasma Science, 49(10), 3212–3227.
Contributors: E. Zeger*, F. Laggner* , A. Bortolon *, C. Rea *, O. Meneghini *, S. Saarelma *, B. Sammuli *, S. Smith *, J. Zhao *
author keywords: Plasmas; Databases; Predictive models; Data models; Tokamak devices; Toroidal magnetic fields; Stability analysis; Machine learning (ML); neural net; one modeling framework for integrated task (OMFIT); pedestal; plasma; random forest (RF); tokamak; TokSearch
TL;DR:
An experimental data-driven machine learning (ML) approach is presented, which predicts the pedestal heights and widths of electron density and electron temperature using feature extraction to infer experimental trends and thereby improve pedestal models as well as deploying NN for a fast pedestal prediction in DIII-D scenario development.
(via Semantic Scholar)
Source: ORCID
Added: November 10, 2022
2021 article
Perturbative determination of plasma microinstabilities in tokamaks
ArXiv. http://www.scopus.com/inward/record.url?eid=2-s2.0-85101949633&partnerID=MN8TOARS
Contributors: A. Nelson, F. Laggner , A. Diallo, Z. Xing, D. Smith & E. Kolemen
Source: ORCID
Added: November 10, 2022
2021 article
Initial operation and data processing on a system for real-time evaluation of Thomson scattering signals on the Large Helical Device
ArXiv. http://www.scopus.com/inward/record.url?eid=2-s2.0-85108679563&partnerID=MN8TOARS
Contributors: K. Hammond, F. Laggner , A. Diallo, S. Doskoczynski, C. Freeman, H. Funaba, D. Gates, R. Rozenblat
Source: ORCID
Added: November 10, 2022
2021 journal article
Initial operation and data processing on a system for real-time evaluation of Thomson scattering signals on the Large Helical Device
Review of Scientific Instruments, 92(6), 063523.
Contributors: K. Hammond *, F. Laggner* , A. Diallo *, S. Doskoczynski*, C. Freeman*, H. Funaba *, D. Gates *, R. Rozenblat*
TL;DR:
A scalable system for real-time analysis of electron temperature and density based on signals from the Thomson scattering diagnostic, initially developed for and installed on the NSTX-U experiment, was recently adapted for the Large Helical Device and operated for the first time during plasma discharges.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Source: ORCID
Added: November 10, 2022
2021 journal article
A 1D Lyman-alpha profile camera for plasma edge neutral studies on the DIII-D tokamak
Review of Scientific Instruments, 92(3), 033523.
Contributors: A. Rosenthal *, J. Hughes *, A. Bortolon *, F. Laggner* , T. Wilks *, R. Vieira *, R. Leccacorvi*, E. Marmar*
TL;DR:
A one dimensional, absolutely calibrated pinhole camera system was installed on the DIII-D tokamak to measure edge Lyman-alpha (Ly-α) emission from hydrogen isotopes, which can be used to infer neutral density and ionization rate profiles.
(via Semantic Scholar)
Source: ORCID
Added: November 10, 2022
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