Zobrazeno 1 - 10
of 94
pro vyhledávání: '"H. Beaumevieille"'
Autor:
H. Beaumevieille, A. Bouchemha, S. Ouichaoui, S. Fortier, L. Rosier, J. Kiener, J. M. Maison, J. Vernotte, A. Belhout, J. P. Thibaud, J. Rotbard, V. Tatischeff, A. Lefebvre-Schuhl, G. Bogaert
Publikováno v:
Physical Review C. 96
The angular distributions of $^{8}\mathrm{Be}$ states in the excitation energy region ${E}_{x}\ensuremath{\sim}(16.5\text{--}18.2)$ MeV produced in the $^{7}\mathrm{Li}(^{3}\mathrm{He},d)^{8}\mathrm{Be}$ proton transfer reaction have been measured at
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e92493cd246e45329299e2aedca8724a
https://doi.org/10.1103/physrevc.96.054601
https://doi.org/10.1103/physrevc.96.054601
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. :259-267
Measured energy loss straggling data for partially stripped 2 MeV/u 32 S, 79 Br and 1.47 MeV/u 127 I heavy ions traversing Al, Cu, Ag and Au vacuum evaporated metal foils of various thicknesses are reported and compared with the classical theories of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c984d4e6958269537a16c33bab2a8db6
https://doi.org/10.1016/s0168-583x(99)01027-7
https://doi.org/10.1016/s0168-583x(99)01027-7
Publikováno v:
EPL-Europhysics Letters
EPL-Europhysics Letters, European Physical Society/EDP Sciences/Società Italiana di Fisica/IOP Publishing, 1999, 48, pp.264-268
EPL-Europhysics Letters, European Physical Society/EDP Sciences/Società Italiana di Fisica/IOP Publishing, 1999, 48, pp.264-268
Using the WKB approximation for the evaluation of penetrabilities at stellar energies, the D(d, p)T and D(d,n)3He total cross-sections are analysed in the energy range 0–100 keV (c.m.). The s and p wave contributions are extracted in each of these
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::08f1a18d8c017e71b8090d2a6ba4bfe9
https://doi.org/10.1209/epl/i1999-00475-5
https://doi.org/10.1209/epl/i1999-00475-5
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 129:305-310
A model of electron screening of the proton and the Li atom in a solid target is presented in the frame of the density-functional theory. A fit of the enhancement factor is given for the astrophysical energy range. Deduced U0 electron potential value
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0782d77eabb83e2182d86757e860a282
https://doi.org/10.1016/s0168-583x(97)00287-5
https://doi.org/10.1016/s0168-583x(97)00287-5
Publikováno v:
Nuclear Physics A. 617:57-73
The electronic screening effect on the penetrability of the Coulomb barrier is evaluated for 6Li(p, 3He)4He and 7Li(p, α)4He fusion reactions through the so-called enhancement factor ƒ. The ƒ s experimental values of ƒ for the two reactions invol
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7ba84d1ea78ead4c61df51ecc57bad90
https://doi.org/10.1016/s0375-9474(97)00396-5
https://doi.org/10.1016/s0375-9474(97)00396-5
Publikováno v:
Journal de Physique I. 2:1803-1810
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::24f4a4c2d5ea1fd78280318997623592
https://doi.org/10.1051/jp1:1992246
https://doi.org/10.1051/jp1:1992246
Autor:
A. Boughrara, S.K. Mehdi, J. P. Thibaud, A. Trabelsi, J. Vernotte, J. Kiener, H. Beaumevieille, J.M. Maison, S. Ouichaoui, L. H. Rosier, S. Fortier, A. Belhout
Publikováno v:
Nuclear Physics A
Nuclear Physics A, Elsevier, 2007, 793, pp.178-211. ⟨10.1016/j.nuclphysa.2007.06.008⟩
Nuclear Physics A, Elsevier, 2007, 793, pp.178-211. ⟨10.1016/j.nuclphysa.2007.06.008⟩
The angular distributions for low lying states of 16O produced in the 12C(6Li, d)16O α-transfer reaction at E Li 6 ( lab ) = 48.2 MeV have been measured using a high energy resolution position sensitive detection system. The measured cross section d
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4f76ab2d86ee322a631217e182d217b5
http://hal.in2p3.fr/in2p3-00171058
http://hal.in2p3.fr/in2p3-00171058
Publikováno v:
Comptes Rendus. Physique
Comptes Rendus. Physique, Académie des sciences (Paris), 2002, 3, pp.733-739. ⟨10.1016/S1631-0705(02)01362-2⟩
Comptes Rendus. Physique, Académie des sciences (Paris), 2002, 3, pp.733-739. ⟨10.1016/S1631-0705(02)01362-2⟩
Nous analysons, dans la gamme des énergies stellaires, en termes de l'approximation WKB, le facteur astrophysique S(E) des réactions de fusion D(d, p)T et D(d, n)3He. Nous présentons le développement de S(E) en ondes partielles s et p ; les aniso
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ec0fe096f6c4f06e0a127430aa475584
http://hal.in2p3.fr/in2p3-00011954
http://hal.in2p3.fr/in2p3-00011954
Autor:
Ung Chan Tsan, Youcef Boudouma, Abdelhamid Bouchemha, Amina Boughrara, S. Ouichaoui, H. Beaumevieille
Publikováno v:
Comptes Rendus de l'Academie des Sciences Serie II
Comptes Rendus de l'Academie des Sciences Serie II, Gauthier-Villars, 1999, 327, pp.251-258
Comptes Rendus de l'Academie des Sciences Serie II, Gauthier-Villars, 1999, 327, pp.251-258
Resume Nous proposons, pour les reactions « non resonnantes , une interpretation physique simple du facteur astrophysique S(E) en termes de facteur de penetration et d'un terme purement nucleaire. En utilisant l'approximation WKB (Wentzel, Kramers,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eef9dab29192cb05d7f1f2d260b55df5
http://hal.in2p3.fr/in2p3-00000716
http://hal.in2p3.fr/in2p3-00000716
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Elsevier, 1995, 95, pp.463-469
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Elsevier, 1995, 95, pp.463-469
The stopping powers of Al, Cu, Ag and Au solid targets for 32S and 79Br at E A =2 MeV/u and for 127I at 1.47 MeV/u have been measured by the transmission technique using a high resolving power magnetic spectrometer and an associated position sensitiv
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f91cb94c9e521579e95350e6db501d97
http://hal.in2p3.fr/in2p3-00002520
http://hal.in2p3.fr/in2p3-00002520