Showing 921 - 940 results of 3,780 for search '"helium"', query time: 0.17s Refine Results
  1. 921
  2. 922

    The influence of initial orbital period on helium and carbon-oxygen core masses in massive case a binary systems with low accretion efficiency by Petrović Jelena

    Published 2022-01-01
    “…The CO/helium core mass ratio is found to be larger in binary systems than for single stars. …”
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  3. 923
  4. 924

    SN 2020jgb: A Peculiar Type Ia Supernova Triggered by a Helium-shell Detonation in a Star-forming Galaxy by Chang Liu, Adam A. Miller, Abigail Polin, Anya E. Nugent, Kishalay De, Peter E. Nugent, Steve Schulze, Avishay Gal-Yam, Christoffer Fremling, Shreya Anand, Igor Andreoni, Peter Blanchard, Thomas G. Brink, Suhail Dhawan, Alexei V. Filippenko, Kate Maguire, Tassilo Schweyer, Huei Sears, Yashvi Sharma, Matthew J. Graham, Steven L. Groom, David Hale, Mansi M. Kasliwal, Frank J. Masci, Josiah Purdum, Benjamin Racine, Jesper Sollerman, Shrinivas R. Kulkarni

    Published 2023-01-01
    “…The detonation of a thin (≲0.03 M _⊙ ) helium shell (He-shell) atop a ∼1 M _⊙ white dwarf (WD) is a promising mechanism to explain normal Type Ia supernovae (SNe Ia), while thicker He-shells and less massive WDs may explain some recently observed peculiar SNe Ia. …”
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  5. 925
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    Case report: thermal helium in the treatment of coronavirus pneumonia caused by new coronavirus infection COVID-19 (SARS-CoV-2) by S. V. Zhuravel’, P. V. Gavrilov, N. K. Kuznetsova, I. I. Utkina, M. A. Talyzin, V. E. Aleksandrova

    Published 2021-04-01
    “…The novel SARS-CoV-2 coronavirus, which originated in December 2019 in Wuhan, China, has triggered an outbreak of a respiratory illness called COVID-19. Helium is a colorless inert gas, odorless and tasteless. …”
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  8. 928

    In-operando observation of helium-irradiation ion effects on surface deuterium retention through LiOH bonding in lithium films on tungsten substrates by A.L. Neff, J.P. Allain

    Published 2019-05-01
    “…In this work we report a new method to control the ELM frequency by tuning fuel recycling via the intrinsic helium (He) ions produced as ash from the deuterium (D) – tritium (T) fusion reaction. …”
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  9. 929

    Post-Test Numerical Analysis of a Helium-Cooled Breeding Blanket First Wall under LOFA Conditions with the MELCOR Fusion Code by Michela Angelucci, Bruno Gonfiotti, Bradut-Eugen Ghidersa, Xue Zhou Jin, Mihaela Ionescu-Bujor, Sandro Paci, Robert Stieglitz

    Published 2021-12-01
    “…KIT is taking part in this task providing both experimental data and by performing numerical analysis in support of the main codes used for the safety analyses of the Helium Cooled Pebble Bed (HCPB) blanket concept. In recent years, an experimental campaign has been performed in the KIT-HELOKA facility to investigate the behavior of a First Wall Mock-Up (FWMU) under Loss Of Flow Accident (LOFA) conditions. …”
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  10. 930
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    Characterization of helium retention in the inhomogeneous co-deposited layers using a long pulse laser induced ablation-quadrupole mass spectroscopy by Yan Lyu, Zhonglin He, XueYan Wang, Xue Bai, Cong Li, Ding Wu, Ran Hai, Hongbin Ding

    Published 2022-10-01
    “…In this work, a spatially lateral-resolved study of the co-deposition of helium (He) and aluminum (Al) in non-uniform layers is carried out by a long pulse Laser-Induced Ablation-Quadrupole Mass Spectrometry (LIA-QMS) approach. …”
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  16. 936

    Composition and Structure of NiCoFeCr and NiCoFeCrMn High-Entropy Alloys Irradiated by Helium Ions by Bauyrzhan Amanzhulov, Igor Ivanov, Vladimir Uglov, Sergey Zlotski, Azamat Ryskulov, Alisher Kurakhmedov, Mikhail Koloberdin, Maxim Zdorovets

    Published 2023-05-01
    “…High-entropy alloys (HEAs) have prospects for use as nuclear structural materials. Helium irradiation can form bubbles deteriorating the structure of structural materials. …”
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  17. 937

    Heavy metal incorporated helium ion active hybrid non-chemically amplified resists: Nano-patterning with low line edge roughness by Pulikanti Guruprasad Reddy, Neha Thakur, Chien-Lin Lee, Sheng-Wei Chien, Chullikkattil P. Pradeep, Subrata Ghosh, Kuen-Yu Tsai, Kenneth E. Gonsalves

    Published 2017-08-01
    “…Helium (He) ion lithography is being considered as one of the most promising and emerging technology for the manufacturing of next generation integrated circuits (ICs) at nanolevel. …”
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  18. 938

    Double differential cross section for light mass fragment production on tens of MeV proton, deuteron, helium and carbon induced reactions by Sanami Toshiya, Yamaguchi Yuji, Uozumi Yusuke, Hagiwara Masayuki, Koba Yusuke

    Published 2017-01-01
    “…Double differential cross sections (DDXs) of light mass fragment (LMFs - Li,Be,B,C,N and O) productions were measured for tens of MeV proton, deuteron helium and carbon induced reactions on Be, C, Al, Ti and Cu targets. …”
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  19. 939

    Using helium-4, tritium, carbon-14 and other hydrogeochemical evidence to evaluate the groundwater age distribution: The case of the Neogene aquifer, Belgium by Alberto Casillas-Trasvina, Bart Rogiers, Koen Beerten, Joonas Pärn, Laurent Wouters, Kristine Walraevens

    Published 2022-12-01
    “…In this study, we combine evidence from tritium/helium-3 (3H/3He), helium-4 (4He) and radiocarbon (14C) dating as well as stable isotopic (δ18O, δ2H) and hydrochemical signatures in combination with particle tracking-based age distributions from the 3D groundwater flow model. …”
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  20. 940

    Imaging and milling resolution of light ion beams from helium ion microscopy and FIBs driven by liquid metal alloy ion sources by Nico Klingner, Gregor Hlawacek, Paul Mazarov, Wolfgang Pilz, Fabian Meyer, Lothar Bischoff

    Published 2020-11-01
    “…Light ions in the range of m = 1–28 u (hydrogen to silicon) are of increasing interest due to the available high beam resolution in the nanometer range and their special chemical and physical behavior in the substrate. In this work, helium and neon ion beams from a helium ion microscope are compared with ion beams such as lithium, beryllium, boron, and silicon, obtained from a mass-separated FIB using a liquid metal alloy ion source (LMAIS) with respect to the imaging and milling resolution, as well as the current stability. …”
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