Browsing University of Hertfordshire by Title

Now showing items 8736-8755 of 24471

    • First results of an Hα based search of classical Be stars in the Perseus Arm and beyond 

      Raddi, R.; Drew, J.E.; Farnhill, H.J.; Fabregat, J.; Steeghs, D.; Wright, N.J.; Drake, J.J.; Sale, S.E.; Barlow, M.J.; Greimel, R.; Sabin, L.; Corradi, R.M.L. (2013-04)
      We investigate a region of the Galactic plane, between 120° ≤ l ≤ 140° and-1° ≤ b≤+4°, and uncover a population of moderately reddened (E(B-V) ~ 1) classical Be stars within and beyond the Perseus and Outer Arms. 370 ...

    • First results of the140ce(N,ү)141ce cross-section measurement at n_tof 

      n-TOF Collaboration; Amaducci, Simone; Colonna, Nicola; Cosentino, Luigi; Cristallo, Sergio; Finocchiaro, Paolo; Krticka, Milan; Massimi, Cristian; Mastromarco, Mario; Mazzone, Annamaria; Mengoni, Alberto; Valenta, Stanislav; Aberle, Oliver; Alcayne, Victor; Andrzejewski, Józef; Audouin, Laurent; Babiano-Suarez, Victor; Bacak, Michael; Barbagallo, Massimo; Bennett, Samuel; Berthoumieux, Eric; Billowes, Jon; Bosnar, Damir; Brown, Adam; Busso, Maurizio; Caamaño, Manuel; Caballero-Ontanaya, Luis; Calviño, Francisco; Calviani, Marco; Cano-Ott, Daniel; Casanovas, Adria; Cerutti, Francesco; Chiaveri, Enrico; Cortés, Guillem; Cortés-Giraldo, Miguel; Damone, Lucia Anna; Davies, Paul John; Diakaki, Maria; Dietz, Mirco; Domingo-Pardo, Cesar; Dressler, Rugard; Ducasse, Quentin; Dupont, Emmeric; Durán, Ignacio; Eleme, Zinovia; Fernández-Domínguez, Beatriz; Ferrari, Alfredo; Furman, Valter; Göbel, Kathrin; Garg, Ruchi; Rauscher, Thomas (2021-06-17)
      An accurate measurement of the140Ce(n,ү) energy-dependent cross-section was performed at the n_TOF facility at CERN. This cross-section is of great importance because it represents a bottleneck for the s-process nucleosynthesis ...

    • The first retrieval of a substellar subdwarf: A cloud-free SDSS J125637.13-022452.4 

      Gonzales, Eileen C.; Burningham, Ben; Faherty, Jacqueline K.; Visscher, Channon; Marley, Mark S.; Lupu, Roxana; Freedman, Richard; Lewis, Nikole K. (2021-12-08)
      We present the first retrieval analysis of a substellar subdwarf, SDSS J125637.13-022452.4 (SDSS J1256-0224), using the Brewster retrieval code base. We find SDSS J1256-0224 is best fit by a cloud-free model with an ion ...

    • First SCUBA Polarimetry of Two Candidate High-Mass Protostellar Objects 

      Curran, R.; Chrysostomou, A.; Collett, J.; Aitken, D.; Jenness, T. (Astronomical Society of the Pacific, 2005)
      We present the first polarimetry towards two candidate highmass protostellar objects - W48W and S152SE. The polarimetry across both candidate HMPOs is ordered with a high degree of polarization (6-8%) compared to that of ...

    • The first second : Models of short-term memory traces in the brain 

      Maex, R.; Steuber, Volker (2009)
      Many network models in computational neuroscience rise to the challenge of explaining behavioural phenomena ranging from microseconds to tens of seconds using components operating mostly on a time-scale of milliseconds. ...

    • First SIMBA observations towards CH3OH masers - Masers from blind surveys mark the earliest stages of massive star formation -- 

      Pestalozzi, M.; Humphreys, E.M.L.; Booth, R. (2002)

    • First Steps in Bridging the Gap between the Virtual Learning Environment and Social Media : Students Attitudes 

      Saward, Guy; Pye, Lynette; McCall, Alan (2012-06)
      The eSCISM project aims to bridge the divide between a student’s academic community of practice and their existing social networks. While students are using social media amongst themselves, a divide remains between tutors’ ...

    • The first ten years of the third statutory union recognition procedure in Britain. 

      Gall, Gregor (2010)
      6 June 2010 represented the tenth anniversary of the introduction of the third statutory union recognition procedure in Britain. In order to assess its outcomes and impact, the determinations of the bodies which administer ...

    • The First Three Minutes : Seducing the Audience 

      Jayalakshmi, Jaya (Palgrave Macmillan, 2011)
      The importance of an opening sequence in any short film is discussed, using Arranged Marriage (2003) as an example. I argue that a strong opening sequence is vital to keep interest in a film going. This is possible only ...

    • First UK field application and performance of microcapsule-based self-healing concrete 

      Al-Tabbaa, A.; Litina, C.; Giannaros, P.; Kanellopoulos, Antonios; Souza, Livia (2019-05-30)
      Maintaining the health and reliability of our infrastructure is of strategic importance. The current state of the UK infrastructure, and the associated huge costs of inspection, maintenance, repair and eventual replacement, ...

    • First VLT spectra of white dwarfs in a globular cluster 

      Moehler, S.; Heber, U.; Napiwotzki, R.; Koester, D.; Renzini, A. (2000)
      We present the first spectra obtained with the Very Large Telescope for white dwarfs in a globular cluster. Estimates of atmospheric parameters are obtained and compared to evolutionary tracks. We discuss possible implications ...

    • The First World War Stage : At the Edge of the Canon 

      Maunder, Andrew (2014-04)

    • First-line management – the operational and ethical challenges 

      Mestre, M.; Stainer, L.; Stainer, A. (2007)

    • Fission barriers : How do they affect the R-process? 

      Panov, I.; Pfeiffer, B.; Kratz, K.L.; Kolbe, E.; Rauscher, T.; Thielemann, Friedrich-Karl (World Scientific Publishing, 2004-02)
      Fission is an important process which is responsible not only for the yields of transuranium isotopes, but may have a strong influence on the formation of the majority of heavy nuclei due to fission recycling in the ...

    • Fission Cross-section Measurements of U-233, Cm-245 and Am-241,Am-243 at CERN n_TOF Facility 

      Calviani, M.; Andriamonje, S.; Chiaveri, E.; Vlachoudis, V.; Colonna, N.; Meaze, M. H.; Marrone, S.; Tagliente, G.; Terlizzi, R.; Belloni, F.; Abbondanno, U.; Fujii, K.; Milazzo, P. M.; Moreau, C.; Aerts, G.; Berthoumieux, E.; Dridi, W.; Gunsing, F.; Pancin, J.; Perrot, L.; Plukis, A.; Alvarez, H.; Duran, I.; Paradela, C.; Alvarez-Velarde, F.; Cano-Ott, D.; Gonzalez-Romero, E.; Guerrero, C.; Martinez, T.; Villamarin, D.; Vicente, M. C.; Andrzejewski, J.; Marganiec, J.; Assimakopoulos, P.; Karadimos, D.; Karamanis, D.; Papachristodoulou, C.; Patronis, N.; Audouin, L.; David, S.; Ferrant, L.; Isaev, S.; Stephan, C.; Tassan-Got, L.; Badurek, G.; Jericha, E.; Leeb, H.; Oberhummer, H.; Pigni, M. T.; Rauscher, T.; n TOF Collaboration (2011-08-11)
      Neutron-induced fission cross-sections of minor actinides have been measured using the n_TOF white neutron source at CERN. Geneva, as part of a large experimental program aiming at collecting new data relevant for nuclear ...

    • Fission Cross-Section Measurements On (233)U And Minor Actinides At The CERN n_TOF Facility 

      Calviani, M.; Colonna, N.; Abbondanno, U.; Aerts, G.; Alvarez, H.; Alvarez-Velarde, F.; Andriamonje, S.; Andrzejewski, J.; Assimakopoulos, P.; Audouin, L.; Badurek, G.; Baumann, P.; Becvar, F.; Belloni, F.; Berthoumieux, E.; Calvino, F.; Cano-Ott, D.; Capote, R.; Carrapico, C.; Cennini, P.; Chepel, V.; Chiaveri, E.; Cortes, G.; Couture, A.; Cox, J.; Dahlfors, M.; David, S.; Dillmann, I.; Domingo-Pardo, C.; Dridi, W.; Duran, I.; Eleftheriadis, C.; Embid-Segura, M.; Ferrant, L.; Ferrari, A.; Ferreira-Marques, R.; Fujii, K.; Furman, W.; Goncalves, I.; Gonzalez-Romero, E.; Goverdovski, A.; Gramegna, F.; Guerrero, C.; Gunsing, F.; Haas, B.; Haight, R.; Heil, M.; Herrera-Martinez, A.; Igashira, M.; Rauscher, T.; N TOF Collaboration (American Institute of Physics (AIP), 2009)
      Neutron-induced fission cross-sections of minor actinides have been measured at the white neutron source n_TOF at CERN, Geneva. The studied isotopes include (233)U, interesting for Th/U based nuclear fuel cycles, (241,243)Am ...

    • Fission Fragment Angular Distribution measurements of 235U and 238U at CERN n-TOF facility 

      Leal-Cidoncha, E.; Durán, I.; Paradela, C.; Tarrío, D.; Leong, L. S.; Tassan-Got, L.; Audouin, L.; Altstadt, S.; Andrzejewski, J.; Barbagallo, M.; Bécares, V.; Bečvář, F.; Belloni, F.; Berthoumieux, E.; Billowes, J.; Boccone, V.; Bosnar, D.; Brugger, M.; Calviani, M.; Calviño, F.; Cano-Ott, D.; Carrapiço, C.; Cerutti, F.; Chiaveri, E.; Chin, M.; Colonna, N.; Cortés, G.; Cortés-Giraldo, M. A.; Diakaki, M.; Domingo-Pardo, C.; Dressler, R.; Dzysiuk, N.; Eleftheriadis, C.; Ferrari, A.; Fraval, K.; Ganesan, S.; García, A. R.; Giubrone, G.; Gómez-Hornillos, M. B.; Gonçalves, I. F.; González-Romero, E.; Griesmayer, E.; Guerrero, C.; Gunsing, F.; Gurusamy, P.; Hernández-Prieto, A.; Jenkins, D. G.; Jericha, E.; Kadi, Y.; Käppeler, F.; Karadimos, D.; Kivel, N.; Koehler, P.; Kokkoris, M.; Krtička, M.; Kroll, J.; Lampoudis, C.; Langer, C.; Lederer, C.; Leeb, H.; Lo Meo, S.; Losito, R.; Mallick, A.; Manousos, A.; Marganiec, J.; Martínez, T.; Massimi, C.; Mastinu, P. F.; Mastromarco, M.; Meaze, M.; Mendoza, E.; Mengoni, A.; Milazzo, P. M.; Mingrone, F.; Mirea, M.; Mondelaers, W.; Pavlik, A.; Perkowski, J.; Plompen, A.; Praena, J.; Quesada, J. M.; Rauscher, T.; Reifarth, R.; Riego, A.; Robles, M. S.; Roman, F.; Rubbia, C.; Sabaté-Gilarte, M.; Sarmento, R.; Saxena, A.; Schillebeeckx, P.; Schmidt, S.; Schumann, D.; Tagliente, G.; Tain, J. L.; Tsinganis, A.; Valenta, S.; Vannini, G.; Variale, V.; Vaz, P.; Ventura, A.; Versaci, R.; Vermeulen, M. J.; Vlachoudis, V.; Vlastou, R.; Wallner, A.; Ware, T.; Weigand, M.; Weiß, C.; Wright, T.; Ugec, P.; Rauscher, Thomas (EDP Sciences, 2016-03-15)
      Neutron-induced fission cross sections of 238U and 235U are used as standards in the fast neutron region up to 200 MeV. A high accuracy of the standards is relevant to experimentally determine other neutron reaction cross ...

    • Fission fragment angular distribution of 232Th(n,f) at the CERN n_TOF facility 

      Tarrío, D.; Leong, L. S.; Audouin, L.; Duran, I.; Paradela, C.; Tassan-Got, L.; Altstadt, S.; Andrzejewski, J.; Barbagallo, M.; Bécares, V.; Bečvář, F.; Belloni, F.; Berthoumieux, E.; Billowes, J.; Boccone, V.; Bosnar, D.; Brugger, M.; Calviani, M.; Calviño, F.; Cano-Ott, D.; Carrapiço, C.; Cerutti, F.; Chiaveri, E.; Chin, M.; Colonna, N.; Cortés, G.; Cortés-Giraldo, M. A.; Diakaki, M.; Domingo-Pardo, C.; Dzysiuk, N.; Eleftheriadis, C.; Ferrari, A.; Fraval, K.; Ganesan, S.; García, A. R.; Giubrone, G.; Gómez-Hornillos, M. B.; Gonçalves, I. F.; González-Romero, E.; Griesmayer, E.; Guerrero, C.; Gunsing, F.; Gurusamy, P.; Jenkins, D. G.; Jericha, E.; Kadi, Y.; Käppeler, F.; Karadimos, D.; Koehler, P.; Kokkoris, M.; Krtička, M.; Kroll, J.; Langer, C.; Lederer, C.; Leeb, H.; Losito, R.; Manousos, A.; Marganiec, J.; Martínez, T.; Massimi, C.; Mastinu, P. F.; Mastromarco, M.; Meaze, M.; Mendoza, E.; Mengoni, A.; Milazzo, P. M.; Mingrone, F.; Mirea, M.; Mondalaers, W.; Pavlik, A.; Perkowski, J.; Plompen, A.; Praena, J.; Quesada, J. M.; Rauscher, T.; Reifarth, R.; Riego, A.; Roman, F.; Rubbia, C.; Sarmento, R.; Schillebeeckx, P.; Schmidt, S.; Tagliente, G.; Tain, J. L.; Tsinganis, A.; Valenta, S.; Vannini, G.; Variale, V.; Vaz, P.; Ventura, A.; Versaci, R.; Vermeulen, M. J.; Vlachoudis, V.; Vlastou, R.; Wallner, A. (2014-05-01)

    • FIT - Do something different : A new behavioral program for sustained weight loss 

      Fletcher, Ben; Hanson, Jill; Page, Nadine; Pine, Karen (2011)
      Two 3-month longitudinal studies examined weight loss following a 1-month behavioral intervention (FIT-DSD) focusing on increasing participants' behavioral flexibility and breaking daily habits. The goal was to break the ...

    • A FIT approach to work stress and health 

      Fletcher, Ben (Wiley, 2003)