Results 21 to 30 of about 847,998 (174)

TÍNH TOÁN CHE CHẮN CHO PHÒNG XẠ TRỊ GAMMA DÙNG PHẦN MỀM MONTE CARLO CODE EGSnrc

open access: yesVietnamese Journal of Radiology and Nuclear Medicine, 2023
Nghiên cứu này áp dụng phương pháp mô phỏng Monte Carlo Mã EGSnrc với hai mã là mã chuyên dụng, mã BEAMnrc được sử dụng để mô phỏng chùm tia phát ra từ đầu máy gia tốc và DOSXYZnrc được sử dụng để tính toán liều lượng phát ra từ máy gia tốc.
Văn Ngân Nguyễn   +2 more
semanticscholar   +1 more source

Elevated gamma‐glutamyl transferase levels are associated with stroke recurrence after acute ischemic stroke or transient ischemic attack

open access: yesCNS Neuroscience & Therapeutics, 2022
Gamma‐glutamyl transferase (GGT) is considered a marker of oxidative stress in vivo. In this study, we aimed to examine the association of serum GGT levels with 3‐month and 1‐year stroke recurrence in patients with acute ischemic stroke or transient ...
Siqi Li   +5 more
semanticscholar   +1 more source

Mô phỏng hệ đo Rayleigh-Compton bằng phương pháp Monte Carlo

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2020
Trong nghiên cứu này, phương pháp Monte Carlo được áp dụng để mô phỏng cho hệ đo tán xạ Rayleigh-Compton sử dụng đầu dò bán dẫn Si(Li) trên phần mềm MCNP6.
Lê Hoàng Minh   +5 more
doaj   +1 more source

Assessing the causal effect of genetically predicted metabolites and metabolic pathways on stroke

open access: yesJournal of Translational Medicine, 2023
Background Stroke is a common neurological disorder that disproportionately affects middle-aged and elderly individuals, leading to significant disability and mortality.
Tianlong Zhang   +4 more
doaj   +1 more source

Observation of the TeV gamma-ray source MGRO J1908+06 with ARGO-YBJ [PDF]

open access: yes, 2012
The extended gamma ray source MGRO J1908+06, discovered by the Milagro air shower detector in 2007, has been observed for about 4 years by the ARGO-YBJ experiment at TeV energies, with a statistical significance of 6.2 standard deviations.
00133 Roma   +215 more
core   +3 more sources

Effect of allopurinol on phosphocreatine recovery and muscle function in older people with impaired physical function:a randomised controlled trial [PDF]

open access: yes, 2020
Background: Allopurinol has vascular antioxidant effects and participates in purinergic signalling within muscle. We tested whether allopurinol could improve skeletal muscle energetics and physical function in older people with impaired physical ...
Cavin, Ian   +10 more
core   +2 more sources

Investigations of fast neutron production by 190 GeV/c muon interactions on different targets [PDF]

open access: yes, 2001
The production of fast neutrons (1 MeV - 1 GeV) in high energy muon-nucleus interactions is poorly understood, yet it is fundamental to the understanding of the background in many underground experiments. The aim of the present experiment (CERN NA55) was
Boehm, F.   +8 more
core   +2 more sources

Olivier Chesneau's work on massive stars [PDF]

open access: yes, 2015
Olivier Chesneau challenged several fields of observational stellar astrophysics with bright ideas and an impressive amount of work to make them real in the span of his career, from his first paper on P Cygni in 2000, up to his last one on V838 Mon in ...
Millour, Florentin
core   +4 more sources

Statistical emulation of a tsunami model for sensitivity analysis and uncertainty quantification [PDF]

open access: yes, 2012
Due to the catastrophic consequences of tsunamis, early warnings need to be issued quickly in order to mitigate the hazard. Additionally, there is a need to represent the uncertainty in the predictions of tsunami characteristics corresponding to the ...
Dias, F., Guillas, S., Sarri, A.
core   +2 more sources

Route diversity analyses for free-space optical wireless links within turbulent scenarios [PDF]

open access: yes, 2013
Free-Space Optical (FSO) communications link performance is highly affected when propagating through the time-spatially variable turbulent environment.
Anguita   +29 more
core   +2 more sources

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