Showing 581 - 600 results of 3,780 for search '"helium"', query time: 0.28s Refine Results
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    Utilization of low-temperature helium plasma (J-Plasma) for dissection and hemostasis during carotid endarterectomy by Konstantinos Filis, PhD, George Galyfos, PhD, Fragiska Sigala, PhD, Georgios Zografos, PhD

    Published 2020-03-01
    “…Herein we report nine cases of carotid endarterectomy in which we used a cold atmospheric helium plasma device (J-Plasma; Apyx Medical Corporation, Clearwater, Fla). …”
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    Minimization of Entropy Generation Rate in Hydrogen Iodide Decomposition Reactor Heated by High-Temperature Helium by Rui Kong, Lingen Chen, Shaojun Xia, Penglei Li, Yanlin Ge

    Published 2021-01-01
    “…The reference reactor is improved on the basis of the total EGR in the optimal reactor, two modified reactors with increased length are designed under the condition of changing the helium inlet state. The total EGR of the two modified reactors are the same as that of the optimal reactor, which are realized by decreasing the helium inlet temperature and helium inlet flow rate, respectively. …”
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    A Large and Variable Leading Tail of Helium in a Hot Saturn Undergoing Runaway Inflation by Michael Gully-Santiago, Caroline V. Morley, Jessica Luna, Morgan MacLeod, Antonija Oklopčić, Aishwarya Ganesh, Quang H. Tran, Zhoujian Zhang, Brendan P. Bowler, William D. Cochran, Daniel M. Krolikowski, Suvrath Mahadevan, Joe P. Ninan, Guđmundur Stefánsson, Andrew Vanderburg, Joseph A. Zalesky, Gregory R. Zeimann

    Published 2024-01-01
    “…The Habitable Zone Planet Finder spectra show a detection of up to 10% absorption depth of the 10833 Å helium triplet. The 13.8 hr of on-sky integration time over 39 nights sample the entire planet orbit, uncovering excess helium absorption preceding the transit by up to 130 planetary radii in a large leading tail. …”
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    Studying the dynamic parameters of the plasma pellet produced by helium jet in the presence of different ambient gases by H Ghomi, S Razavizadeh

    Published 2020-02-01
    “…The spectroscopic emission of helium plasma jet was also measured to investigate the chemical species in different surrounding gases. …”
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    First Metis Detection of the Helium D3 Line Polarization in a Large Eruptive Prominence by Petr Heinzel, Sonja Jejčič, Jiří Štěpán, Roberto Susino, Vincenzo Andretta, Giuliana Russano, Silvano Fineschi, Marco Romoli, Alessandro Bemporad, Arkadiusz Berlicki, Aleksandr Burtovoi, Vania Da Deppo, Yara De Leo, Catia Grimani, Giovanna Jerse, Federico Landini, Giampiero Naletto, Gianalfredo Nicolini, Maurizio Pancrazzi, Tanausú del Pino Alemán, Clementina Sasso, Daniele Spadaro, Marco Stangalini, Daniele Telloni, Luca Teriaca, Michela Uslenghi, Andrés Vicente Arévalo

    Published 2023-01-01
    “…Here we present observations of a large eruptive prominence on 2021 April 25–26, in the VL, taken during the mission cruise phase, and demonstrate that apart from the broadband continuum emission, which is due to the Thomson scattering on prominence electrons, we detect a significant radiation in the neutral-helium D _3 line (587.6 nm), which lies within the Metis VL passband. …”
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