Search Results - "Roeder, B.T."

Direct fusion measurement of the 8B proton-halo nucleus at near-barrier energies by Zamora, J.C., Guimaraes, V., Rogachev, G.V., Ahn, S., Lubian, J., Cardozo, E.N., Aboud, E., Assuncao, M., Barbui, M., Bishop, J., Bosh, A., Hooker, J., Hunt, C., Jayatissa, H., Koshchiy, E., Lukyanov, S., O'Dwyer, R., Penionzhkevich, Y., Roeder, B.T., Saastamoinen, A., Upadhyayula, S.

“…Direct measurements of the total fusion cross section for B8+40Ar were achieved with the active target technique. The fusion excitation function was extracted…”
Get full text

Constraining the 22Ne(α,γ)26Mg and 22Ne(α,n)25Mg reaction rates using sub-Coulomb α-transfer reactions by Jayatissa, H., Rogachev, G.V., Goldberg, V.Z., Koshchiy, E., Christian, G., Hooker, J., Ota, S., Roeder, B.T., Saastamoinen, A., Trippella, O., Upadhyayula, S., Uberseder, E.

“…The 22Ne(α,γ)26Mg and 22Ne(α,n)25Mg reactions play an important role in astrophysics because they have significant influence on the neutron flux during the…”
Get full text

Signatures of clustering accessible with a Time Projection Chamber: TexAT by Bishop, Jack, Ahn, S., Barbui, M., Kokalova, Tz, Koshchiy, E., Parker, C.E., Pirrie, S.H., Pollacco, E.C., Roeder, B.T., Rogachev, G.V., Saastamoinen, A., Wheldon, C.

“…Many experimental observables in clustering require high-sensitivity, almost background-free measurements. The use of Time Projection Chambers (TPCs) over the…”
Get full text

Structure of 10N in 9C+p resonance scattering by Hooker, J., Rogachev, G.V., Goldberg, V.Z., Koshchiy, E., Roeder, B.T., Jayatissa, H., Hunt, C., Magana, C., Upadhyayula, S., Uberseder, E., Saastamoinen, A.

“…The structure of exotic nucleus 10N was studied using 9C+p resonance scattering. Two ℓ=0 resonances were found to be the lowest states in 10N. The ground state…”
Get full text

Nuclear structure beyond the neutron drip line: The lowest energy states in 9He via their T=5/2 isobaric analogs in 9Li by Uberseder, E., Rogachev, G.V., Goldberg, V.Z., Koshchiy, E., Roeder, B.T., Alcorta, M., Chubarian, G., Davids, B., Fu, C., Hooker, J., Jayatissa, H., Melconian, D., Tribble, R.E.

“…The level structure of the very neutron rich and unbound 9He nucleus has been the subject of significant experimental and theoretical study. Many recent works…”
Get full text

Diamond ∆E-E telescope with an ultra-thin ∆E-diamond detector by Konovalov, V.V., Roeder, B.T.

“…The limits of mechanical polishing and RIE/ICP etching process were investigated to reduce the thickness of detector-grade ultra-thin below 10 μm, preserving…”
Get full text

Texas Active Target (TexAT) detector for experiments with rare isotope beams by Koshchiy, E., Rogachev, G.V., Pollacco, E., Ahn, S., Uberseder, E., Hooker, J., Bishop, J., Aboud, E., Barbui, M., Goldberg, V.Z., Hunt, C., Jayatissa, H., Magana, C., O’Dwyer, R., Roeder, B.T., Saastamoinen, A., Upadhyayula, S.

“…The TexAT (Texas Active Target) detector is a new active-target time projection chamber (TPC) that was built at the Cyclotron Institute Texas A&M University…”
Get full text

Studies of systematic effects of the AstroBox2 detector in online conditions by Saastamoinen, A., Pollacco, E., Roeder, B.T., Chyzh, R., Trache, L., Tribble, R.E.

“…After commissioning the AstroBox2 detector has been used already for several physics experiments. During some of the experiments systematic effects in the…”
Get full text

Beta-delayed charged-particle spectroscopy using TexAT by Bishop, J., Rogachev, G.V., Ahn, S., Aboud, E., Barbui, M., Baron, P., Bosh, A., Delagnes, E., Hooker, J., Hunt, C., Jayatissa, H., Koshchiy, E., Malecek, R., Marley, S.T., O’Dwyer, R., Pollacco, E.C., Pruitt, C., Roeder, B.T., Saastamoinen, A., Sobotka, L.G., Upadhyayula, S.

“…β-delayed charged-particle emission is a sensitive probe of three-body decays in light nuclei. Time Projection Chambers (TPCs) offer a significant advantage…”
Get full text

GADGET: a Gaseous Detector with Germanium Tagging by Friedman, M., Pérez-Loureiro, D., Budner, T., Pollacco, E., Wrede, C., Cortesi, M., Fry, C., Glassman, B., Harris, M., Heideman, J., Janasik, M., Roeder, B.T., Roosa, M., Saastamoinen, A., Stomps, J., Surbrook, J., Tiwari, P., Yurkon, J.

“…The Gaseous Detector with Germanium Tagging (GADGET) is a new detection system devoted to the measurement of weak, low-energy β-delayed proton decays relevant…”
Get full text

Nuclear structure beyond the neutron drip line: The lowest energy states in 9 He via their T = 5/2 isobaric analogs in 9 Li by Uberseder, E., Rogachev, G.V., Goldberg, V.Z., Koshchiy, E., Roeder, B.T., Alcorta, M., Chubarian, G., Davids, B., Fu, C., Hooker, J., Jayatissa, H., Melconian, D., Tribble, R.E.

Get full text

AstroBox: A novel detection system for very low-energy protons from β-delayed proton decay by Pollacco, E., Trache, L., Simmons, E., Spiridon, A., McCleskey, M., Roeder, B.T., Saastamoinen, A., Tribble, R.E., Pascovici, G., Kebbiri, M., Mols, J.P., Raillot, M.

“…An instrument, AstroBox, has been developed to perform low energy proton spectroscopy from β-delayed proton emitters of interest to astrophysics studies…”
Get full text

Modeling interactions of intermediate-energy neutrons in a plastic scintillator array with Geant4 by Kohley, Z., Lunderberg, E., DeYoung, P.A., Roeder, B.T., Baumann, T., Christian, G., Mosby, S., Smith, J.K., Snyder, J., Spyrou, A., Thoennessen, M.

“…A Monte Carlo simulation of a large-area neutron time-of-flight detector, built on the Geant4 framework, has been compared with an experimental measurement of…”
Get full text

AstroBox2 – Detector for low-energy β-delayed particle detection by Saastamoinen, A., Pollacco, E., Roeder, B.T., Spiridon, A., Daq, M., Trache, L., Pascovici, G., De Oliveira, R., Rodrigues, M.R.D., Tribble, R.E.

“…Efficient suppression of β-background is essential for studies of low-energy β-delayed charged particle decays of astrophysical interest. A promising method…”
Get full text

Upgrade of the TAMU MDM-focal plane detector with MicroMegas technology by Spiridon, A., Pollacco, E., Roeder, B.T., Saastamoinen, A., Chyzh, R., Dag, M., Tribble, R.E., Trache, L., Pascovici, G., De Oliveira, R.

“…A gridded ionization chamber used as a focal plane detector at the back of the TAMU-MDM spectrometer was modified to use MicroMegas technology for the purpose…”
Get full text

Monte Carlo simulation of a single detector unit for the neutron detector array NEDA by Jaworski, G., Palacz, M., Nyberg, J., de Angelis, G., de France, G., Di Nitto, A., Egea, J., Erduran, M.N., Ertürk, S., Farnea, E., Gadea, A., González, V., Gottardo, A., Hüyük, T., Kownacki, J., Pipidis, A., Roeder, B., Söderström, P.-A., Sanchis, E., Tarnowski, R., Triossi, A., Wadsworth, R., Valiente Dobon, J.J.

“…A study of the dimensions and performance of a single detector of the future neutron detector array NEDA was performed by means of Monte Carlo simulations,…”
Get full text

β-Delayed proton-decay study of 20Mg and its implications for the Ne19(p,γ)Na20 breakout reaction in X-ray bursts by Wallace, J.P., Woods, P.J., Lotay, G., Alharbi, A., Banu, A., David, H.M., Davinson, T., McCleskey, M., Roeder, B.T., Simmons, E., Spiridon, A., Trache, L., Tribble, R.E.

“…Under astrophysical conditions of high temperature and density, such as for example found in X-ray bursts, breakout can occur from the hot CNO cycles into the…”
Get full text

β-Delayed proton-decay study of 20Mg and its implications for the Ne 19 ( p , γ ) Na 20 breakout reaction in X-ray bursts by Wallace, J.P., Woods, P.J., Lotay, G., Alharbi, A., Banu, A., David, H.M., Davinson, T., McCleskey, M., Roeder, B.T., Simmons, E., Spiridon, A., Trache, L., Tribble, R.E.

Get full text

Structure of 23Al from the one-proton breakup reaction and astrophysical implications by Banu, A., Trache, L., Carstoiu, F., Achouri, N. L., Bonaccorso, A., Catford, W. N., Chartier, M., Dimmock, M., Fernández-Domínguez, B., Freer, M., Gaudefroy, L., Horoi, M., Labiche, M., Laurent, B., Lemmon, R. C., Negoita, F., Orr, N. A., Paschalis, S., Patterson, N., Paul, E. S., Petri, M., Pietras, B., Roeder, B. T., Rotaru, F., Roussel-Chomaz, P., Simmons, E., Thomas, J. S., Tribble, R. E.

Get full text

Fusion reactions induced by radioactive beams: the 18 F(p,α) 15 O case by Pizzone, R.G, Roeder, B.T., Trache, L., Tribble, R.E., Spitaleri, C., Cherubini, S., Gulino, M., Indelicato, I., La Cognata, M., Lamia, L., Rapisarda, G.G., Spartá, R.

Get full text