Search Results - "Catford, W. N."

Advances in the Direct Study of Carbon Burning in Massive Stars by Fruet, G, Courtin, S, Heine, M, Jenkins, D G, Adsley, P, Brown, A, Canavan, R, Catford, W N, Charon, E, Curien, D, Della Negra, S, Duprat, J, Hammache, F, Lesrel, J, Lotay, G, Meyer, A, Montanari, D, Morris, L, Moukaddam, M, Nippert, J, Podolyák, Zs, Regan, P H, Ribaud, I, Richer, M, Rudigier, M, Shearman, R, de Séréville, N, Stodel, C

“…The ^{12}C+^{12}C fusion reaction plays a critical role in the evolution of massive stars and also strongly impacts various explosive astrophysical scenarios…”
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First Exploration of Neutron Shell Structure below Lead and beyond N=126 by Tang, T L, Kay, B P, Hoffman, C R, Schiffer, J P, Sharp, D K, Gaffney, L P, Freeman, S J, Mumpower, M R, Arokiaraj, A, Baader, E F, Butler, P A, Catford, W N, de Angelis, G, Flavigny, F, Gott, M D, Gregor, E T, Konki, J, Labiche, M, Lazarus, I H, MacGregor, P T, Martel, I, Page, R D, Podolyák, Zs, Poleshchuk, O, Raabe, R, Recchia, F, Smith, J F, Szwec, S V, Yang, J

“…The nuclei below lead but with more than 126 neutrons are crucial to an understanding of the astrophysical r process in producing nuclei heavier than A∼190…”
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Exploiting Isospin Symmetry to Study the Role of Isomers in Stellar Environments by Hallam, S, Lotay, G, Gade, A, Doherty, D T, Belarge, J, Bender, P C, Brown, B A, Browne, J, Catford, W N, Elman, B, Estradé, A, Hall, M R, Longfellow, B, Lunderberg, E, Montes, F, Moukaddam, M, O'Malley, P, Ong, W-J, Schatz, H, Seweryniak, D, Schmidt, K, Timofeyuk, N K, Weisshaar, D, Zegers, R G T

“…Proton capture on the excited isomeric state of ^{26}Al strongly influences the abundance of ^{26}Mg ejected in explosive astronomical events and, as such,…”
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First Direct Measurement of an Astrophysical p -Process Reaction Cross Section Using a Radioactive Ion Beam by Lotay, G., Gillespie, S. A., Williams, M., Rauscher, T., Alcorta, M., Amthor, A. M., Andreoiu, C. A., Baal, D., Ball, G. C., Bhattacharjee, S. S., Behnamian, H., Bildstein, V., Burbadge, C., Catford, W. N., Doherty, D. T., Esker, N. E., Garcia, F. H., Garnsworthy, A. B., Hackman, G., Hallam, S., Hudson, K. A., Jazrawi, S., Kasanda, E., Kennington, A. R. L., Kim, Y. H., Lennarz, A., Lubna, R. S., Natzke, C. R., Nishimura, N., Olaizola, B., Paxman, C., Psaltis, A., Svensson, C. E., Williams, J., Wallis, B., Yates, D., Walter, D., Davids, B.

“…We have performed the first direct measurement of the 83Rb(p,γ) radiative capture reaction cross section in inverse kinematics using a radioactive beam of 83Rb…”
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Search for Nova Presolar Grains: γ -Ray Spectroscopy of Ar 34 and its Relevance for the Astrophysical Cl 33 ( p , γ ) Reaction by Kennington, A. R. L., Lotay, G., Doherty, D. T., Seweryniak, D., Andreoiu, C., Auranen, K., Carpenter, M. P., Catford, W. N., Deibel, C. M., Hadyńska-Klęk, K., Hallam, S., Hoff, D. E. M., Huang, T., Janssens, R. V. F., Jazrawi, S., José, J., Kondev, F. G., Lauritsen, T., Li, J., Rogers, A. M., Saiz, J., Savard, G., Stolze, S., Wilson, G. L., Zhu, S.

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Direct Measurement of the Key E c . m . = 456     keV Resonance in the Astrophysical Ne 19 ( p , γ ) Na 20 Reaction and Its Relevance for Explosive Binary Systems by Wilkinson, R., Lotay, G., Lennarz, A., Ruiz, C., Christian, G., Akers, C., Catford, W. N., Chen, A. A., Connolly, D., Davids, B., Hutcheon, D. A., Jedrejcic, D., Laird, A. M., Martin, L., McNeice, E., Riley, J., Williams, M.

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Search for Nova Presolar Grains: γ -Ray Spectroscopy of 34Ar and its Relevance for the Astrophysical 33Cl (p , γ) Reaction by Kennington, A R L, Lotay, G, Doherty, D T, Seweryniak, D, Andreoiu, C, Auranen, K, Carpenter, M P, Catford, W N, Deibel, C M, Hadyńska-Klęk, K, Hallam, S, Hoff, D E M, Huang, T, Janssens, R V F, Jazrawi, S, José, J, Kondev, F G, Lauritsen, T, Li, J, Rogers, A M, Saiz, J, Savard, G, Stolze, S, Wilson, G L, Zhu, S

“…The discovery of presolar grains in primitive meteorites has initiated a new era of research in the study of stellar nucleosynthesis. However, the accurate…”
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Direct Measurement of the Astrophysical K 38 ( p , γ ) Ca 39 Reaction and Its Influence on the Production of Nuclides toward the End Point of Nova Nucleosynthesis by Lotay, G., Christian, G., Ruiz, C., Akers, C., Burke, D. S., Catford, W. N., Chen, A. A., Connolly, D., Davids, B., Fallis, J., Hager, U., Hutcheon, D. A., Mahl, A., Rojas, A., Sun, X.

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Neutron correlations in 6He viewed through nuclear break-up by Assié, M., Scarpaci, J. A., Lacroix, D., Angélique, J. C., Bazin, D., Beaumel, D., Blumenfeld, Y., Catford, W. N., Chabot, M., Chatterjee, A., Fallot, M., Iwasaki, H., Maréchal, F., Mengoni, D., Monrozeau, C., Nyberg, J., Petrache, C., Skaza, F., Tuna, T.

“…The nuclear break-up of 6 He on a 208 Pb target was studied at 20A MeV using a secondary beam of 6 He produced by the SPIRAL facility at GANIL. -particles were…”
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First experiments on transfer with radioactive beams using the TIARA array by Catford, W. N., Lemmon, R. C., Labiche, M., Timis, C. N., Orr, N. A., Caballero, L., Chapman, R., Chartier, M., Rejmund, M., Savajols, H.

“…Results from a study in inverse kinematics of the $^{24}$Ne(d, pγ)$^{25}$Ne reaction, using a radioactive beam of $^{24}$Ne from the SPIRAL facility at GANIL,…”
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Direct Measurement of Carbon Fusion at Astrophysical Energies with Gamma-Particle Coincidences by Heine, M., Fruet, G., Courtin, S., Jenkins, D.G., Adsley, P., Brown, A., Canavan, R., Catford, W.N., Charon, E., Curien, D., Della Negra, S., Duprat, J., Hammache, F., Lesrel, J., Lotay, G., Meyer, A., Monpribat, E., Montanari, D., Morris, L., Moukaddam, M., Nippert, J., Podolyák, Zs, Regan, P.H., Ribaud, I., Richer, M., Rudigier, M., Shearman, R., de Séréville, N., Stodel, C.

“…We present 12 C+ 12 C direct fusion measurements with STELLA UKFATIMA, that reach into the region of astrophysics interest relevant to massive stars ( M ⊙ ≈…”
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β-decay studies at the N=28 shell closure: indications for a weakening of the spin-orbit force far from stability ? by Grévy, S., Angélique, J.C., Baumann, P., Borcea, C., Buta, A., Canchel, G., Catford, W.N., Courtin, S., Daugas, J.M., De Oliveira, F., Dessagne, P., Dlouhy, Z., Knipper, A., Kratz, K.L., Lecolley, F.R., Lecouey, J.L., Lehrsenneau, G., Lewitowicz, M., Liénard, E., Lukyanov, S., Maréchal, F., Miehé, C., Mrazek, J., Negoita, F., Orr, N.A., Pantelica, D., Penionzhkevich, Y., Péter, J., Pfeiffer, B., Pietri, S., Poirier, E., Sorlin, O., Stanoiu, M., Stefan, I., Stodel, C., Timis, C.

“…A β-decay experiment on nuclei in the region of N=28 has been performed at the GANIL facility. New measured half-lives for the Si isotopes from N=25 to N=28…”
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Structure of Be 12 : Intruder d -Wave Strength at N = 8 by Pain, S. D., Catford, W. N., Orr, N. A., Angélique, J. C., Ashwood, N. I., Bouchat, V., Clarke, N. M., Curtis, N., Freer, M., Fulton, B. R., Hanappe, F., Labiche, M., Lecouey, J. L., Lemmon, R. C., Mahboub, D., Ninane, A., Normand, G., Soić, N., Stuttge, L., Timis, C. N., Tostevin, J. A., Winfield, J. S., Ziman, V.

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One-neutron removal reactions on light neutron-rich nuclei by Sauvan, E., Carstoiu, F., Orr, N. A., Winfield, J. S., Freer, M., Angélique, J. C., Catford, W. N., Clarke, N. M., Curtis, N., Grévy, S., Le Brun, C., Lewitowicz, M., Liégard, E., Marqués, F. M., Mac Cormick, M., Roussel-Chomaz, P., Saint Laurent, M.-G., Shawcross, M.

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Isomer spectroscopy of neutron-rich 168Tb103 by Gurgi, L.A., Regan, P.H., Söderström, P.-A., Watanabe, H., Walker, P.M., Podolyák, Zs, Nishimura, S., Berry, T.A., Doornenbal, P., Lorusso, G., Isobe, T., Baba, H., Xu, Z.Y., Sakurai, H., Sumikama, T., Catford, W.N., Bruce, A.M., Browne, F., Lane, G.J., Kondev, F.G., Odahara, A., Wu, J., Liu, H.L., Xu, F.R., Korkulu, Z., Lee, P., Liu, J.J., Phong, V.H., Yag, A., Zhang, G.X., Alharbi, T., Carroll, R.J., Chae, K.Y., Dombradi, Zs, Estrade, A., Fukuda, N., Griffin, C., Ideguchi, E., Inabe, N., Kanaoka, H., Kojouharov, I., Kubo, T., Kubono, S., Kurz, N., Kuti, I., Lalkovski, S., Lee, E.J., Lee, C.S., Lotay, G., Moon, C.-B., Nishizuka, I., Nita, C.R., Patel, Z., Roberts, O.J., Schaffner, H., Shand, C.M., Suzuki, H., Takeda, H., Terashima, S., Vajta, Zs, Yoshida, S., Valiente-Dòbon, J.J.

“…In-flight fission of a 345MeV per nucleon 238U primary beam on a 2mm thick 9Be target has been used to produce and study the decays of a range of neutron-rich…”
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Constraining the 19Ne(p,γ)20Na Reaction Rate Using a Direct Measurement at DRAGON by Wilkinson, R, Lotay, G, Lennarz, A, Ruiz, C, Christian, G, Akers, C, Catford, W N, Chen, A A, Connolly, D, Davids, B, Hutcheon, D A, Jedrejcic, D, Laird, A M, Martin, L, McNeice, E, Riley, J, Williams, M

“…A direct measurement of the 19Ne(p, γ)20 Na reaction has been performed in inverse kinematics at the DRAGON recoil separator, at an energy ∼ 10 keV higher than…”
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Halo structure of (14)Be by Labiche, M, Orr, N A, Marqués, F M, Angélique, J C, Axelsson, L, Benoit, B, Bergmann, U C, Borge, M J, Catford, W N, Chappell, S P, Clarke, N M, Costa, G, Curtis, N, D'Arrigo, A, de Góes Brennand, E, Dorvaux, O, Fazio, G, Freer, M, Fulton, B R, Giardina, G, Grévy, S, Guillemaud-Mueller, D, Hanappe, F, Heusch, B, Jones, K L, Jonson, B, Le Brun, C, Leenhardt, S, Lewitowicz, M, Lopez, M J, Markenroth, K, Mueller, A C, Nilsson, T, Ninane, A, Nyman, G, de Oliveira, F, Piqueras, I, Riisager, K, Saint Laurent, M G, Sarazin, F, Singer, S M, Sorlin, O, Stuttgé, L

“…The two-neutron halo nucleus (14)Be has been investigated in a kinematically complete measurement of the fragments ((12)Be and neutrons) produced in…”
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Detection of neutron clusters by Marqués, F. M., Labiche, M., Orr, N. A., Angélique, J. C., Axelsson, L., Benoit, B., Bergmann, U. C., Borge, M. J. G., Catford, W. N., Chappell, S. P. G., Clarke, N. M., Costa, G., Curtis, N., D’Arrigo, A., de Góes Brennand, E., de Oliveira Santos, F., Dorvaux, O., Fazio, G., Freer, M., Fulton, B. R., Giardina, G., Grévy, S., Guillemaud-Mueller, D., Hanappe, F., Heusch, B., Jonson, B., Le Brun, C., Leenhardt, S., Lewitowicz, M., López, M. J., Markenroth, K., Mueller, A. C., Nilsson, T., Ninane, A., Nyman, G., Piqueras, I., Riisager, K., Laurent, M. G. Saint, Sarazin, F., Singer, S. M., Sorlin, O., Stuttgé, L.

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Migration of nuclear shell gaps studied in the d(24Ne,pγ)25Ne reaction by Catford, W N, Timis, C N, Lemmon, R C, Labiche, M, Orr, N A, Fernández-Domínguez, B, Chapman, R, Freer, M, Chartier, M, Savajols, H, Rejmund, M, Achouri, N L, Amzal, N, Ashwood, N I, Baldwin, T D, Burns, M, Caballero, L, Casadjian, J M, Curtis, N, de France, G, Gelletly, W, Liang, X, Pain, S D, Pucknell, V P E, Rubio, B, Sorlin, O, Spohr, K, Theisen, Ch, Warner, D D

“…The transfer of neutrons onto 24Ne has been measured using a reaccelerated radioactive beam of 24Ne to study the (d,p) reaction in inverse kinematics. The…”
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One-neutron removal reactions on neutron-rich psd-shell nuclei by Sauvan, E., Carstoiu, F., Orr, N.A., Angélique, J.C., Catford, W.N., Clarke, N.M., Mac Cormick, M., Curtis, N., Freer, M., Grévy, S., Le Brun, C., Lewitowicz, M., Liégard, E., Marqués, F.M., Roussel-Chomaz, P., Saint Laurent, M.G., Shawcross, M., Winfield, J.S.

“…A systematic study of high energy, one-neutron removal reactions on 23 neutron-rich, psd-shell nuclei ( Z=5–9, A=12–25) has been carried out. The longitudinal…”
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