Blar i Department of Physics and Technology på tittel

Viser treff 2077-2096 av 2295

    • Studies on the solid-state transformation and chemical modification reactions of carbon black nanoparticles 

      Asokan, Vijayshankar (Doctoral thesis, 2015-06-26)
      Carbon black (CB) is nanoscale particles with quasi-spherical nature, produced from incomplete combustion of hydrocarbons. It is a well-known type of amorphous carbon which exists in the form of aggregated spheres. CBs are ...

    • Study of B+c→J/ψD+s and B+c→J/ψD∗+s decays in pp collisions at √s = 13 TeV with the ATLAS detector 

      Aad, Georges; Abbott, Brad; Abbott, Dale C.; Abed Abud, Adam; Abeling, Kira; Abhayasinghe, Deshan Kavishka; Abidi, Syed Haider; Aboulhorma, Asmaa; Abramowicz, Halina; Abreu, Henso; Ananiev, Viktor; Bjørke, Kristian; Bugge, Magnar Kopangen; Cameron, David Gordon; Catmore, James Richard; Garonne, Vincent; Gramstad, Eirik; Heggelund, Andreas; Håland, Even Simonsen; Morisbak, Vanja; Ould-Saada, Farid; Pedersen, Maiken; Read, Alexander Lincoln; Rye, Eli Bæverfjord; Røhne, Ole Myren; Sandaker, Heidi; Vadla, Knut Oddvar Høie; Buanes, Trygve; Djuvsland, Julia Isabell; Eigen, Gerald; Fomin, Nikolai; Huiberts, Simon Kristian; Latour, Bertrand Pascal Christian; Lee, Graham Richard; Lipniacka, Anna; Stugu, Bjarne Sandvik; Træet, Are Sivertsen; Abulaiti, Yiming; Abusleme Hoffman, Angel C.; Acharya, Bobby S.; Achkar, Baida; Adam, Lennart; Adam-Bourdarios, Claire; Adamczyk, Leszek; Adamek, Lukas; Addepalli, Sagar Vidya; Adelman, Jareed; Adigüzel, Aytül; Adorni, Sofia; Adye, Tim; ATLAS, Collaboration (Journal article; Peer reviewed, 2022)
      A study of B+c→J/ψD+sBc+→J/ψDs+ and B+c→J/ψD∗+sBc+→J/ψDs∗+ decays using 139 fb−1 of integrated luminosity collected with the ATLAS detector from s√s = 13 TeV pp collisions at the LHC is presented. The ratios of the branching ...

    • A study of capillary pressure and capillary continuity in fractured rocks 

      Fernø, Martin A. (Doctoral thesis, 2008-09-05)
      The production of oil is challenging in fractured reservoirs due to the large transmissibility contrast between matrix and fracture, and primary recovery is often low. The recovery efficiency depends on the relationship ...

    • Study of Gas Mobility Control during CO2 Injection for Enhanced Oil Recovery 

      Lystad, Tor Aksel (Master thesis, 2016-06-01)
      Carbon Dioxide (CO2) has been used as a commercial source for Enhanced Oil Recovery (EOR) for over 40 years. In recent years, the utilization of anthropogenic CO2 has become more attractive, because of its proven EOR and ...

    • Study of heavy-flavor quarks produced in association with top-quark pairs at √s =7 TeV using the ATLAS detector 

      Buanes, Trygve; Burgess, Thomas; Eigen, Gerald; Kastanas, Alex; Liebig, Wolfgang; Lipniacka, Anna; Rosendahl, Peter Lundgaard; Sandaker, Heidi; Sjursen, Therese B.; Stugu, Bjarne; Tonoyan, Arshak; Ugland, Maren; Bugge, Lars; Buran, Torleiv; Cameron, David Gordon; Czyczula, Zofia; Gjelsten, Børge Kile; Gramstad, Eirik; Lund, Esben; Ould-Saada, Farid; Pajchel, Katarina; Pedersen, Maiken; Pylypchenko, Yuriy; Read, Alexander Lincoln; Røhne, Ole Myren; Smestad, Lillian; Stapnes, Steinar; Strandlie, Are; Aad, Georges; Abajyan, Tatevik; Abbott, Brad; Abdallah, Jalal; Abdel Khalek, Samah; Abdinov, Ovsat Bahram oglu; Aben, Rosemarie; Abi, Babak; Abolins, Maris; AbouZeid, Hass; Abramowicz, Halina; Abreu, Henso; Acerbi, Emilio; Adamczyk, Leszek; Adams, David; Addy, Tetteh N.; Adelman, Jareed; Adomeit, Stefanie; Adye, Tim; Aefsky, Scott Alan; Agatonovic-Jovin, Tatjana; Aguilar Saavedra, Juan Antonio; Aharrouche, Mohamed; ATLAS, Collaboration (Peer reviewed; Journal article, 2014-04-21)
      Using a sample of dilepton top-quark pair (tt¯) candidate events, a study is performed of the production of top-quark pairs together with heavy-flavor (HF) quarks, the sum of tt¯+b+X and tt¯+c+X, collectively referred to ...

    • Study of Industrial Grade Thermal Insulation at Elevated Temperatures 

      Gunnarshaug, Amalie; Log, Torgrim; Metallinou, Maria Monika (Journal article; Peer reviewed, 2020)
      Thermal insulation is used for preventing heat losses or heat gains in various applications. In industries that process combustible products, inorganic-materials-based thermal insulation may, if proven sufficiently heat ...

    • Study of J/ψ azimuthal anisotropy at forward rapidity in Pb-Pb collisions at √sNN=5.02 TeV 

      Acharya, Shreyasi; Acosta, Fernando T.; Adamová, Dagmar; Adler, Clemens; Adolfsson, Jonatan; Aggarwal, Madan M.; Aglieri Rinella, Gianluca; Agnello, Michelangelo; Agrawal, Nikita; Ahammed, Zubayer; Alme, Johan; Altenkaemper, Lucas; Djuvsland, Øystein; Fionda, Fiorella Maria Celeste; Nystrand, Joakim; Røhrich, Dieter; Tambave, Ganesh Jagannath; Ullaland, Kjetil; Wagner, Boris; Zhou, Zhuo; Arsene, Ionut Cristian; Bätzing, Paul Christoph; Dordic, Olja; Ersdal, Magnus Rentsch; Lardeux, Antoine Xavier; Lindal, Svein; Malik, Qasim Waheed; Mahmood, Sohail Musa; Rehman, Attiq ur; Richter, Matthias; Røed, Ketil; Skaali, Toralf Bernhard; Tveter, Trine Spedstad; Wikne, Jon Christopher; Zhao, Chengxin; Helstrup, Håvard; Hetland, Kristin Fanebust; Kileng, Bjarte; Nesbø, Simon Voigt; Storetvedt, Maksim Melnik; Langøy, Rune; Lien, Jørgen André; Ahn, Sang Un; Aiola, Salvatore; Akindinov, Alexander; Al-Turany, Mohammed; Alam, Sk Noor; De Albuquerque, Danilo Silva; Aleksandrov, Dimitry; Alessandro, Bruno; ALICE, Collaboration (Peer reviewed; Journal article, 2019-02-04)
      The second (v2) and third (v3) flow harmonic coefficients of J/ψ mesons are measured at forward rapidity (2.5 < y < 4.0) in Pb-Pb collisions at √ sNN = 5.02 TeV with the ALICE detector at the LHC. Results are obtained with ...

    • Study of leading hadrons in gluon and quark fragmentation 

      Eigen, Gerald; Stugu, Bjarne; DELPHI Collaboration (Peer reviewed; Journal article, 2006-12)
      The study of quark jets in e+e− reactions at LEP has demonstrated that the hadronisation process is reproduced well by the Lund string model. However, our understanding of gluon fragmentation is less complete. In this study ...

    • A study of mass reconstruction in Z°→τ+τ- 

      Aasvold, Alette (Master thesis, 2010-05-28)
      Neutrinos escaping detection is one of the main problems in mass reconstruction with tau leptons. They must be neglected or corrected for in some way. This thesis discusses two methods of handling the neutrinos in different ...

    • Study of meso-scale reversed flow events in the polar ionosphere by SuperDARN radars 

      Reed, Kristian (Master thesis, 2017-06-29)
      In this study we have investigated Reversed Flow Events (RFEs) in the northern hemisphere polar cap. A RFE is an ∼50-250 km wide flow channel that opposes the large scale background flow. A total of 57 new RFEs were ...

    • Study of Near and Far Field Measurements for Underwater Ship Noise 

      Helleve, Matias (Master thesis, 2023-06-01)

    • A study of selected problems related to accidental process fires 

      Drange, Leiv Anfin (Doctoral thesis, 2011-04-15)
      An experimental full scale characterization of a turbulent propane jet flame has been made in terms of temperatures and radiation. Sonic propane gas releases were achieved at steady pressure and near steady flow. Commercial ...

    • A study of temperature profiles in ceiling jets under horizontal unconfined ceilings with the CFD tools FLACS and FDS 

      Øvrebø, Tone (Master thesis, 2017-06-22)
      The key to controlling accidental fires, is early detection by the correct placement of devices such as smoke detectors and sprinkler systems. Smoke is accompanied by a temperature rise, brought about by the ceiling jet ...

    • A study of the b-quark fragmentation function with the DELPHI detector at LEP I and an averaged distribution obtained at the Z Pole 

      The DELPHI Collaboration; Abdallah, Jalal; Abreu, P.; Adam, W.; Adzic, P.; Albrecht, T.; Eigen, Gerald (Peer reviewed; Journal article, 2011-02-23)
      The nature of b-quark jet hadronisation has been investigated using data taken at the Z peak by the DELPHI detector at LEP. Two complementarymethods are used to reconstruct the energy of weakly decaying b-hadrons, Eweak B ...

    • A study of the Coriolis flowmeter as a reference instrument in multiphase flow 

      Naustdal, Sigve (Master thesis, 2015-09-11)
      The objective of this thesis was to investigate how a two-liquid mixture, and injected gas, affects the measurements of a Coriolis flowmeter. Furthermore it was of interest to investigate whether entrained gas could be ...

    • Study of the dependence of direct soft photon production on the jet characteristics in hadronic Z0 decays 

      The DELPHI Collaboration; Abdallah, Jalal; Abreu, P.; Adam, W.; Eigen, Gerald; Stugu, Bjarne (Peer reviewed; Journal article, 2010-06-09)
      An analysis of the direct soft photon production rate as a function of the parent jet characteristics is presented, based on hadronic events collected by the DELPHI experiment at LEP1. The dependences of the photon rates ...

    • Study of the flow in a hydrocyclone using positron emission particle tracking and computational fluid dynamics simulation 

      Chang, Yu-Fen (Doctoral thesis, 2016-06-22)
      This thesis presents my work of studying the flow in a hydrocyclone using positron emission particle tracking (PEPT) and computational fluid dynamics (CFD) simulation. Hydrocyclone separators are a type of cyclone separators ...

    • Study of the hard double-parton scattering contribution to inclusive four-lepton production in pp collisions at √s=8 TeV with the ATLAS detector 

      Aaboud, Morad; Aad, Georges; Abbott, Brad; Abdinov, Ovsat Bahram oglu; Abeloos, Baptiste; Abhayasinghe, Deshan Kavishka; Abidi, Syed Haider; AbouZeid, Hass; Abraham, Nadine L.; Abramowicz, Halina; Buanes, Trygve; Djuvsland, Julia Isabell; Eigen, Gerald; Fomin, Nikolai; Lipniacka, Anna; Martin dit Latour, Bertrand; Mæland, Steffen; Stugu, Bjarne; Yang, Zongchang; Zalieckas, Justas; Bugge, Magnar Kopangen; Cameron, David Gordon; Catmore, James Richard; Feigl, Simon; Garonne, Vincent; Gramstad, Eirik; Hellesund, Simen; Morisbak, Vanja; Oppen, Henrik; Ould-Saada, Farid; Pedersen, Maiken; Read, Alexander Lincoln; Røhne, Ole Myren; Sandaker, Heidi; Serfon, Cédric; Stapnes, Steinar; Vadla, Knut Oddvar Høie; Abreu, Henso; Abulaiti, Yiming; Acharya, Bobby S.; Adachi, Shunsuke; Adam, Lennart; Adamczyk, Leszek; Adelman, Jareed; Adersberger, Michael; Adigüzel, Aytül; Adye, Tim; Affolder, Anthony Allen; Afik, Yoav; Agheorghiesei, Catalin; ATLAS, Collaboration (Peer reviewed; Journal article, 2019-03-10)
      The inclusive production of four isolated charged leptons in pp collisions is analysed for the presence of hard double-parton scattering, using 20.2 fb−1 of data recorded in the ATLAS detector at the LHC at centre-of-mass ...

    • Study of the process e+e- →π+π-π0 using initial state radiation with BABAR 

      Lees, JP; Poireau, V; Tisserand, V; Grauges, E; Palano, A; Eigen, Gerald; Brown, D.N.; Kolomensky, YG; Fritsch, M.; Koch, H.; Schroeder, T; Cheaib, R.; Hearty, C; Mattison, TS; McKenna, JA; So, R.Y.; Blinov, VE; Buzykaev, A.R.; Druzhinin, VP; Golubev, VB; Kozyrev, Evgeny A.; Kravchenko, E.A.; Onuchin, AP; Serednyakov, SI; Skovpen, YI; Solodov, EP; Todyshev, KY; Lankford, A.J.; Dey, B.; Gary, JW; Long, O.; Eisner, AM; Lockman, W.S.; Panduro Vazquez, Vazquez; Chao, D.S.; Cheng, C.H.; Echenard, B; Flood, K.T.; Hitlin, DG; Kim, J.; Li, Y.; Lin, D.X.; Middleton, S.; Miyashita, T.S.; Ongmongkolkul, P; Oyang, J.; Porter, FC; Röhrken, M.; Huard, Z.; Meadows, BT; Pushpawela, B.G.; Sokoloff, M.D.; Sun, L.; Smith, J.G.; Wagner, S.R.; Bernard, D.; Verderi, M; Bettoni, D; Bozzi, C; Calabrese, R; Cibinetto, G; Fioravanti, E; Garzia, I; Luppi, E; Santoro, V; Calcaterra, A; De Sangro, Sangro; Finocchiaro, G; Martellotti, S.; Patteri, P; Peruzzi, IM; Piccolo, M; Rotondo, M.; Zallo, A; Passaggio, S.; Patrignani, C; Shuve, B.J.; Lacker, H.M.; Bhuyan, B.; Mallik, U.; Chen, C.; Cochran, J.; Prell, S.; Gritsan, A.V.; Arnaud, N; Davier, M; Le Diberder, F; Lutz, AM; Wormser, G.; Lange, DJ; Wright, DM; Coleman, J.P.; Gabathuler, E; Hutchcroft, DE; Payne, DJ; Touramanis, C; Bevan, A.J.; Di Lodovico, F; Sacco, R; Cowan, G.; Banerjee, Sw.; Brown, DN; Davis, C.L.; Denig, A.G.; Gradl, W.; Griessinger, K.; Hafner, A.; Schubert, KR; Barlow, R.J.; Lafferty, G.D.; Cenci, R.; Jawahery, A.; Roberts, D.A.; Cowan, R.; Robertson, S.H.; Seddon, R.M.; Neri, N.; Palombo, F.; Cremaldi, L.; Godang, R.; Summers, D.J.; Taras, P.; De Nardo, Nardo; Sciacca, C.; Raven, G.; Jessop, C.P.; Losecco, J.M.; Honscheid, K.; Kass, R.; Gaz, A; Margoni, M.; Posocco, M.; Simi, G.; Simonetto, F.; Stroili, R.; Akar, S.; Ben-Haim, E.; Bomben, M.; Bonneaud, G.R.; Calderini, G.; Chauveau, J.; Marchiori, G.; Ocariz, J.; Biasini, M.; Manoni, E.; Rossi, A.; Batignani, G.; Bettarini, S.; Carpinelli, M.; Casarosa, G.; Chrzaszcz, M.; Forti, F.; Giorgi, M.A.; Lusiani, A.; Oberhof, B.; Paoloni, E.; Rama, M; Rizzo, G.; Walsh, J.J.; Zani, L.; Smith, A.J.S.; Anulli, F.; Faccini, R.; Ferrarotto, F.; Ferroni, F.; Pilloni, A.; Piredda, G.; Bünger, C.; Dittrich, S.; Grünberg, O.; Heß, M.; Leddig, T.; Voß, C.; Waldi, R.; Adye, T.; Wilson, F.F.; Emery, S.; Vasseur, G.; Aston, D.; Cartaro, C.; Convery, M.R.; Dorfan, J.; Dunwoodie, W.; Ebert, M.; Field, R.C.; Fulsom, B.G.; Graham, M.T.; Hast, C.; Innes, W.R.; Kim, P.; Leith, D.W.G.S.; Luitz, S.; MacFarlane, D.B.; Muller, D.R.; Neal, H.; Ratcliff, B.N.; Roodman, A.; Sullivan, M.K.; Va'vra, J.; Wisniewski, W.J.; Purohit, M.V.; Wilson, J.R.; Randle-Conde, A.; Sekula, S.J.; Ahmed, H.; Tasneem, N.; Bellis, M.; Burchat, P.R.; Puccio, E.M.T.; Alam, M.S.; Ernst, J.A.; Gorodeisky, R.; Guttman, N.; Peimer, D.R.; Soffer, A.; Spanier, S.M.; Ritchie, J.L.; Schwitters, R.F.; Izen, J.M.; Lou, X.C.; Bianchi, F.; De Mori, Mori; Filippi, A.; Gamba, D.; Lanceri, L.; Vitale, L.; Martinez-Vidal, F.; Oyanguren, A.; Albert, J.; Beaulieu, A.; Bernlochner, F.U.; King, G.J.; Kowalewski, R.; Lueck, T; Miller, C.; Nugent, I.M.; Roney, J.M.; Sobie, R.J.; Gershon, T.J.; Harrison, P.F.; Latham, T.E.; Prepost, R.; Wu, S.L. (Journal article; Peer reviewed, 2021)
      The process e+e−→π+π−π0γ is studied at a center-of-mass energy near the Υ(4S) resonance using a data sample of 469  fb−1 collected with the BABAR detector at the PEP-II collider. We have performed a precise measurement of ...

    • Study of the rare decays of B_s^0 and B^0 mesons into muon pairs using data collected during 2015 and 2016 with the ATLAS detector 

      Aaboud, Morad; Aad, Georges; Abbott, Brad; Abbott, Dale C.; Abdinov, Ovsat Bahram oglu; Abeloos, Baptiste; Abhayasinghe, Deshan Kavishka; Abidi, Syed Haider; AbouZeid, Hass; Abraham, Nadine L.; Buanes, Trygve; Djuvsland, Julia Isabell; Eigen, Gerald; Fomin, Nikolai; Lipniacka, Anna; Martin dit Latour, Bertrand; Mæland, Steffen; Stugu, Bjarne; Yang, Zongchang; Bugge, Magnar Kopangen; Cameron, David Gordon; Catmore, James Richard; Feigl, Simon; Franconi, Laura; Garonne, Vincent; Gramstad, Eirik; Hellesund, Simen; Morisbak, Vanja; Oppen, Henrik; Ould-Saada, Farid; Pedersen, Maiken; Read, Alexander Lincoln; Røhne, Ole Myren; Sandaker, Heidi; Serfon, Cédric; Vadla, Knut Oddvar Høie; Abramowicz, Halina; Abreu, Henso; Abulaiti, Yiming; Acharya, Bobby S.; Adachi, Shunsuke; Adam, Lennart; Adamczyk, Leszek; Adamek, Lukas; Adelman, Jareed; Adersberger, Michael; Adigüzel, Aytül; Adye, Tim; Affolder, Anthony Allen; Afik, Yoav; ATLAS, Collaboration (Peer reviewed; Journal article, 2019-04-15)
      A study of the decays B 0s → μ+μ− and B0 → μ+μ− has been performed using 26.3 fb−1 of 13 TeV LHC proton-proton collision data collected with the ATLAS detector in 2015 and 2016. Since the detector resolution in μ+μ− invariant ...