Zobrazeno 1 - 10
of 4 426
pro vyhledávání: '"Reaction rates"'
Autor:
Jelena Vesić
Publikováno v:
Particles, Vol 7, Iss 3, Pp 834-855 (2024)
A thorough understanding of nuclear reaction rates at low energies is essential for improving our understanding of energy generation in stars and primordial and stellar nucleosynthesis. At low energies, fusion reactions between charged particles are
Externí odkaz:
https://doaj.org/article/353fec4fb55444b588aa68b6261c2731
Autor:
Mohammed Issa Hussein
Publikováno v:
Polytechnic, Vol 14, Iss 1, Pp 93-103 (2024)
The study utilized weighted averages of cross sections in millibarn for (p,γ) reactions of 74Ge, 88Sr, 89Y, 90Zr, and 107Ag medium target elements from the EXFOR nuclear data library and compares them with evaluated from TALYS 1.95 nuclear model cod
Externí odkaz:
https://doaj.org/article/8c03a193164e42c4a112ff1f28d740d4
Publikováno v:
Ultrasonics Sonochemistry, Vol 110, Iss , Pp 107032- (2024)
In this study, machine learning (ML) algorithms were employed to predict the pseudo-1st-order reaction rate constants for the sonochemical degradation of aqueous organic pollutants under various conditions. A total of 618 sets of data, including ultr
Externí odkaz:
https://doaj.org/article/884261e0f8a649bc9b0ab57416a0703d
Akademický článek
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Autor:
Sk M. Ali, D. Gupta, K. Kundalia, S. Maity, Swapan K. Saha, O. Tengblad, J.D. Ovejas, A. Perea, I. Martel, J. Cederkall, J. Park, A.M. Moro
Publikováno v:
Physics Letters B, Vol 853, Iss , Pp 138673- (2024)
The measurement of the 7Be(d,3He)6Li* transfer cross section at 5 MeV/u is carried out. The population of the 2.186 MeV excited state of 6Li in this reaction channel is observed for the first time. The experimental angular distributions have been ana
Externí odkaz:
https://doaj.org/article/2314f8ab4afe494d9f3fba63e9a24b34
Publikováno v:
Jurnal Inovasi Pendidikan Kimia, Vol 17, Iss 1, Pp 1-12 (2023)
Liveworksheets on the Reaction Rate Material. The resulting interactive chemistry e-module has several advantages, namely learning becomes more interesting, easy to access anywhere by using the Internet smartphone and laptops, as innovative teaching
Externí odkaz:
https://doaj.org/article/ff729f49cb774d64bd5123906188e528
Publikováno v:
The Astrophysical Journal, Vol 973, Iss 2, p 93 (2024)
The ^18 O( p , α ) ^15 N reaction is of particular importance for influencing the abundances of key isotopes such as ^19 F, ^18 O, and ^15 N. Peculiar abundances for these nuclei are observed from spectra or meteorite grains originating in asymptoti
Externí odkaz:
https://doaj.org/article/4c6268b4ca534654a2206ba5a41b4380
Autor:
M. Persson, E. Vigren
Publikováno v:
The Astrophysical Journal, Vol 970, Iss 2, p 125 (2024)
Measurements of concentrations of neutral and ion species in the upper atmosphere of Mars by the Neutral Gas and Ion Mass Spectrometer (NGIMS) on board the Mars Atmosphere and Volatile EvolutioN mission have served as model input and/or for compariso
Externí odkaz:
https://doaj.org/article/94e07206bd274dc0b5b1af45b711c622
Publikováno v:
The Astrophysical Journal, Vol 962, Iss 1, p 32 (2024)
The gas-phase reactions of methanimine (CH _2 NH) with small radicals, such as CN, CP, CCH, and OH, have been extensively studied theoretically in the literature, and the presence of a common, general reaction mechanism has been postulated. Since met
Externí odkaz:
https://doaj.org/article/294c8012875d46f582dc0b727725f68e
Akademický článek
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