Browsing Department of Physics and Technology by Title

Now showing items 1272-1291 of 2183

    • Nano to Micro Scale Modeling of Hydrate Phase Transition Kinetics 

      Baig, Khuram (Doctoral thesis, 2017-05-23)

    • Nanodiamond-treated flax: improving properties of natural fibers 

      Hinzmann, Carsten Peter; Parsons, Drew F.; Fiedler, Johannes; Zalieckas, Justas; Holst, Bodil (Journal article; Peer reviewed, 2024)
      Synthetic fibers are used extensively as reinforcement in composite materials, but many of them face environmental concerns such as high energy consumption during production and complicated decommissioning. Natural fibers ...

    • Nanodiamond-treated Flax: Reducing Erosion on Wind Turbine Blades 

      Hinzmann, Carsten (Doctoral thesis, 2024-10-03)
      Arbeidet som presenteres i denne oppgaven undersøker nye materialer for vindturbinblader som er mer erosjonsbestandige enn de vanlig brukte glassfiber-forsterkede komposittene (GFRCs). Med den pågående økningen i størrelsen ...

    • Nanometer-Resolution Mask Lithography with Matter Waves: Near-Field Binary Holography 

      Nesse, Torstein; Simonsen, Ingve; Holst, Bodil (Peer reviewed; Journal article, 2019)
      Mask-based pattern generation is a crucial step in microchip production. The next-generation extreme-ultraviolet- (EUV) lithography instruments with a wavelength of 13.5 nm are currently under development. In principle, ...

    • Nanoplasmonic laser fusion response to Földes and Pokol 

      Csernai, László Pál; Kroo, N; Papp, I; Strottman, Daniel D. (Journal article; Peer reviewed, 2020)
      Földes and Pokol in their letter “Inertial fusion without compression does not work either with or without nanoplasmonics” criticized our works. Here, we refute their argumentation. Our proposed improvement is the combination ...

    • Nanostructured Materials for Solar Energy Applications 

      Holm, Vårin Renate Andvik (Doctoral thesis, 2018-03-23)
      The work presented in this thesis focuses on nanostructures, and what effect parameters like size, material, and surroundings have on their physical properties, with special emphasis on optical properties. The motivation ...

    • Nanostructuring of free-standing, dielectric membranes using electron-beam lithography 

      Grepstad, Jon Olav; Greve, Martin Møller; Reisinger, Thomas; Holst, Bodil (Peer reviewed; Journal article, 2013)
      Nanostructured dielectric membranes are used in several applications ranging from de Broglie matter-wave optical elements to photonic crystals. Precise pattern transfer and high aspect ratio structures are crucial for many ...

    • The Nature of High-Energy Tail Electron Precipitation 

      Salice, Josephine Alessandra (Doctoral thesis, 2024-06-14)
      Denne avhandlingen er en del av en større forskningsinnsats ved Universitetet i Bergen som prøver å forstå "Hva er effektene av partikkelnedbør på atmosfæren?". Ett viktig steg mot et svar er å forbedre parametriseringen ...

    • Near-surface petrochemical sensing using coplanar waveguides 

      Solberg, Magnus Lien (Master thesis, 2015-09-11)
      The project studies the ability of coplanar waveguide sensor in sensing thin layers of petrochemical liquid. A coplanar waveguide is built on flexible printable circuit board partially based on an existing design. Two ...

    • Net-baryon fluctuations measured with ALICE at the CERN LHC 

      Acharya, Shreyasi; Adam, Jaroslav; Adamová, Dagmar; Adolfsson, Jonatan; Aggarwal, Madan M.; Aglieri Rinella, G; Agnello, Michelangelo; Agrawal, Nikita; Ahammed, Zubayer; Ahmad, N; Ahn, SU; Aiola, Salvatore; Akindinov, Alexander; Alam, Sk Noor; Alba, José Luis Bazo; Aleksandrov, Dimitry; Allesandro, B.; Alme, Johan; Altenkaemper, Lucas; Arsene, Ionut Christian; Bätzing, Paul Christoph; Djuvsland, Øystein; Dordic, Olja; Helstrup, Håvard; Hetland, Kristin Fanebust; Kileng, Bjarte; Langøy, Rune; Lardeux, Antoine Xavier; Lien, Jørgen André; Lindal, Svein; Lønne, Per-Ivar; Mahmood, Sohail Musa; Milosevic, Jovan; Nesbø, Simon Voigt; Nystrand, Joakim; Rehman, Attiq Ur; Richter, Matthias Rudolph; Røed, Ketil; Røhrich, Dieter; Skaali, Toralf Bernhard; Tambave, Ganesh Jagannath; Tveter, Trine Spedstad; Ullaland, Kjetil; Velure, Arild; Wagner, Boris; Wikne, Jon Christopher; Zhang, Hui; Zhao, Chengxin; Zhou, Zhuo; Zhu, Hongsheng; ALICE, Collaboration (Peer reviewed; Journal article, 2017-11)
      First experimental results are presented on event-by-event net-proton fluctuation measurements in Pb- Pb collisions at \(\sqrt{s_{NN}}\) = 2.76 TeV, recorded by the ALICE detector at the CERN LHC. The ALICE detector is ...

    • Nettle as a distinct Bronze Age textile plant 

      Bergfjord, Christian; Mannering, Ulla; Frei, Karin M.; Gleba, Margarita; Scharff, Annemette Bruselius; Skals, Irene; Heinemeier, Jan; Nosch, Marie-Louise; Holst, Bodil (Peer reviewed; Journal article, 2012-09-28)
      It is generally assumed that the production of plant fibre textiles in ancient Europe, especially woven textiles for clothing, was closely linked to the development of agriculture through the use of cultivated textile ...

    • Network analysis of geomagnetic substorms using the SuperMAG database of ground-based magnetometer stations 

      Dods, Joe; Chapman, Sandra; Gjerløv, Jesper (Peer reviewed; Journal article, 2015-09-26)
      The overall morphology and dynamics of magnetospheric substorms is well established in terms of the observed qualitative auroral features seen in ground-based magnetometers. This paper focuses on the quantitative ...

    • Network community structure of substorms using SuperMAG magnetometers 

      Orr, L.; Chapman, S.C.; Gjerløv, Jesper; Guo, W. (Journal article; Peer reviewed, 2021)
      Geomagnetic substorms are a global magnetospheric reconfiguration, during which energy is abruptly transported to the ionosphere. Central to this are the auroral electrojets, large-scale ionospheric currents that are part ...

    • Neural network approach for correction of multiple scattering errors in the LISST-VSF instrument 

      Ugulen, Håvard Stavn; Koestner, Daniel Warren; Sandven, Håkon Johan; Hamre, Børge; Kristoffersen, Arne Skodvin; Sætre, Camilla (Journal article; Peer reviewed, 2023)
      The LISST-VSF is a commercially developed instrument used to measure the volume scattering function (VSF) and attenuation coefficient in natural waters, which are important for remote sensing, environmental monitoring and ...

    • Neutral atom and molecule focusing using a Fresnel zone plate 

      Reisinger, Thomas; Holst, Bodil (Peer reviewed; Journal article, 2008)
      Focusing of neutral atoms and molecules has several potential applications. The very first microscopy images using helium as an imaging probe were published earlier this year. Another possible application is to study the ...

    • Neutral helium atom microscopy 

      Palau, Adria Salvador; Eder, Sabrina Daniela; Bracco, Gianangelo; Holst, Bodil (Journal article; Peer reviewed, 2023)
      Neutral helium atom microscopy, also referred to as scanning helium microscopy and commonly abbreviated SHeM or NAM (neutral atom microscopy), is a novel imaging technique that uses a beam of neutral helium atoms as an ...

    • A neutral matter-wave microscope (NEMI): Design and setup 

      Eder, Sabrina Daniela (Doctoral thesis, 2012-03-09)
      Matter wave microscopes such as electron microscopes or helium ion microscopes are vital tools in numerous fields of sciences. This thesis presents the design of a new matter wave microscope using neutral helium atoms as ...

    • Neutral meson production and correlation with charged hadrons in pp and Pb-Pb collisions with the ALICE experiment at the LHC 

      Acharya, Shreyasi; Adam, Jaroslav; Adamová, Dagmar; Adolfsson, Jonatan; Aggarwal, Madan M.; Aglieri Rinella, G; Agnello, Michelangelo; Agrawal, Nikita; Ahammed, Zubayer; Ahmad, N; Ahn, SU; Alme, Johan; Altenkaemper, Lucas; Arsene, Ionut Christian; Bätzing, Paul Christoph; Djuvsland, Øystein; Dordic, Olja; Helstrup, Håvard; Hetland, Kristin Fanebust; Kileng, Bjarte; Langøy, Rune; Lardeux, Antoine Xavier; Lien, Jørgen André; Lindal, Svein; Lønne, Per-Ivar; Mahmood, Sohail Musa; Milosevic, Jovan; Nesbø, Simon Voigt; Nystrand, Joakim; Rehman, Attiq Ur; Richter, Matthias Rudolph; Røed, Ketil; Røhrich, Dieter; Skaali, Toralf Bernhard; Tambave, Ganesh Jagannath; Tveter, Trine Spedstad; Ullaland, Kjetil; Velure, Arild; Wagner, Boris; Wikne, Jon Christopher; Zhang, Hui; Zhao, Chengxin; Zhou, Zhuo; Zhu, Hongsheng; Qvigstad, Henrik; Aiola, Salvatore; Akindinov, Alexander; Alam, Sk Noor; Alba, José Luis Bazo; De Albuquerque, Danilo Silva; Aleksandrov, Dimitry; Allesandro, B.; ALICE, Collaboration (Peer reviewed; Journal article, 2017-11)
      Among the probes used to investigate the properties of the Quark-Gluon Plasma, the measurement of the energy loss of high-energy partons can be used to put constraints on energy-loss models and to ultimately access medium ...

    • Neutral pion and η meson production at midrapidity in Pb-Pb collisions at √sNN=2.76 TeV 

      Acharya, Shreyasi; Acosta, Fernando T.; Adamová, Dagmar; Adolfsson, Jonatan; Aggarwal, Madan M.; Aglieri Rinella, Gianluca; Agnello, Michelangelo; Agrawal, Nikita; Ahammed, Zubayer; Ahn, Sang Un; Alme, Johan; Altenkaemper, Lucas; Djuvsland, Øystein; Fionda, Fiorella Maria Celeste; Lønne, Per-Ivar; Nystrand, Joakim; Rehman, Attiq ur; Røhrich, Dieter; Tambave, Ganesh Jagannath; Ullaland, Kjetil; Velure, Arild; Wagner, Boris; Zhang, Hui; Zhou, Zhuo; Zhu, Hongsheng; Arsene, Ionut Cristian; Bätzing, Paul Christoph; Dordic, Olja; Lardeux, Antoine Xavier; Lindal, Svein; Mahmood, Sohail Musa; 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; Aiola, Salvatore; Akindinov, Alexander; Al-Turany, Mohammed; Alam, Sk Noor; De Albuquerque, Danilo Silva; Aleksandrov, Dimitry; ALICE, Collaboration (Peer reviewed; Journal article, 2018-10-04)
      Neutral pion and η meson production in the transverse momentum range 1 < p_T < 20 GeV/c have been measured at midrapidity by the ALICE experiment at the Large Hadron Collider (LHC) in central and semicentral Pb-Pb collisions ...

    • Neutral pion and η meson production in p–Pb collisions at √sNN = 5.02 TeV 

      Acharya, Shreyasi; Adamová, Dagmar; Adolfsson, Jonatan; Aggarwal, Madan M.; Aglieri Rinella, Gianluca; Agnello, Michelangelo; Agrawal, Nikita; Ahammed, Zubayer; Ahmad, Shafiq F.; Ahn, Sang Un; Alme, Johan; Altenkaemper, Lucas; Djuvsland, Øystein; Fionda, Fiorella Maria Celeste; Lønne, Per-Ivar; Nystrand, Joakim; Rehman, Attiq ur; Røhrich, Dieter; Tambave, Ganesh Jagannath; Ullaland, Kjetil; Velure, Arild; Wagner, Boris; Zhang, Hui; Zhou, Zhuo; Zhu, Hongsheng; Arsene, Ionut Christian; Bätzing, Paul Christoph; Dordic, Olja; Lardeux, Antoine Xavier; Lindal, Svein; Mahmood, Sohail Musa; Richter, Matthias Rudolph; 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; Aiola, Salvatore; Akindinov, Alexander; Al-Turany, Mohammed; De Albuquerque, Danilo Silva; Aleksandrov, Dimitry; Alessandro, Bruno; Alfaro Molina, José Rubén; ALICE, Collaboration (Peer reviewed; Journal article, 2018-08-06)
      Neutral pion and η meson invariant differential yields were measured in non-single diffractive p–Pb collisions at √s_NN = 5.02 TeV with the ALICE experiment at the CERN LHC. The analysis combines results from three ...