• Chiral density wave versus pion condensation at finite density and zero temperature 

      Andersen, Jens Oluf; Kneschke, Patrick (Journal article; Peer reviewed, 2018)
      The quark-meson model is often used as a low-energy effective model for QCD to study the chiral transition at finite temperature T, baryon chemical potential μB, and isospin chemical potential μI. We determine the parameters ...
    • Chiral density wave versus pion condensation in the (1+1)-dimensional NJL model 

      Andersen, Jens Oluf; Adhikari, Prabal (Journal article; Peer reviewed, 2017)
      In this paper, we study the possibility of an inhomogeneous quark condensate in the (1 þ 1)-dimensional Nambu-Jona-Lasinio model in the large-Nc limit at finite temperature T and quark chemical potential μ using dimensional ...
    • Chiral ferromagnetism beyond Lifshitz invariants 

      Ado, I. A.; Qaiumzadeh, Alireza; Brataas, Arne; Titov, M. (Peer reviewed; Journal article, 2020)
      We consider a contribution w ch to the micromagnetic energy density that is linear with respect to the first spatial derivatives of the local magnetization direction. For a generalized two-dimensional Rashba ferromagnet, ...
    • Chiral perturbation theory in a magnetic background - finite-temperature effects 

      Andersen, Jens Oluf (Journal article; Peer reviewed, 2012)
      We consider chiral perturbation theory for SU(2) at finite temperature T in a constant magnetic background B. We compute the thermal mass of the pions and the pion decay constant to leading order in chiral perturbation ...
    • Chiral Phonon Transport Induced by Topological Magnons 

      Thingstad, Even; Kamra, Akashdeep; Brataas, Arne; Sudbø, Asle (Peer reviewed; Journal article, 2019)
      The plethora of recent discoveries in the field of topological electronic insulators has inspired a search for boson systems with similar properties. There are predictions that ferromagnets on a two-dimensional honeycomb ...
    • Chirality-sensitive domain wall motion in spin-orbit coupled ferromagnets 

      Linder, Jacob (Journal article; Peer reviewed, 2013)
      Using the Lagrangian formalism, we solve analytically the equations of motion for current-induced domain wall dynamics in a ferromagnet with Rashba spin-orbit coupling. An exact solution for the domain wall velocity is ...
    • The Chironomidae (Diptera) of Svalbard and Jan Mayen 

      Stur, Elisabeth; Ekrem, Torbjørn (Peer reviewed; Journal article, 2020)
      Non-biting midges of the fly family Chironomidae are extremely abundant and diverse in Arctic regions and are essential components of Arctic ecosystems. Modern identification tools based on documented records of Arctic ...
    • Chironomidae types at the Museum of Comparative Zoology, Boston 

      Laurindo da Silva, Fabio (Journal article; Peer reviewed, 2011)
      The Chironomidae (Insecta: Diptera) type collection deposited at the Museum of Comparative Zoology (MCZ) are listed and reviewed. It is represented by 23 primary types, as well as paratypes and paralectotypes for an ...
    • Chironomus rishii sp. n., an enigmatic non-biting midge (Diptera: Chironomidae: Chironominae) from Neotropical region 

      Trivinho-Strixino, Susana; Silva, Fabio (Journal article; Peer reviewed, 2018)
      A new species of Chironomus Meigen, C. rishii (Diptera: Chironomidae: Chironominae) from Brazil, is described and figured as adults male and female, pupa and larva. Adults of C. rishii sp. n. can be recognized by the ...
    • Chirped dissipative soliton absorption spectroscopy 

      Kalashnikov, Vladimir L; Sorokin, Evgeni; Sorokina, Irina T (Journal article; Peer reviewed, 2011)
      We present analytical theory of dissipative soliton absorption spectroscopy. A dissipative soliton formed in an all-normal-dispersion oscillator with a narrowband intracavity absorber acquires spectral features that follow ...
    • Chitosan as a wound dressing starting material: antimicrobial Properties and mode of action 

      Matica, Mariana Adina; Aachmann, Finn Lillelund; Tøndervik, Anne; Sletta, Håvard; Ostafe, Vasile (Journal article; Peer reviewed, 2019)
      Fighting bacterial resistance is one of the concerns in modern days, as antibiotics remain the main resource of bacterial control. Data shows that for every antibiotic developed, there is a microorganism that becomes ...
    • Chitosan: Gels and interfacial properties 

      Nilsen-Nygaard, Julie; Strand, Sabina P.; Vårum, Kjell Morten; Draget, Kurt Ingar; Nordgård, Catherine Taylor (Journal article; Peer reviewed, 2015)
      Chitosan is a unique biopolymer in the respect that it is abundant, cationic, low-toxic, non-immunogenic and biodegradable. The relative occurrence of the two monomeric building units (N-acetyl-glucosamine and d-glucosamine) ...
    • Chloride binding in concrete: recent investigations and recognised knowledge gaps: RILEM Robert L’Hermite Medal Paper 2021 

      De Weerdt, Klaartje (Journal article; Peer reviewed, 2021)
      A theoretical understanding of chloride binding is urgently needed if we are to use the new low-CO2 composite cements in reinforced concrete structures exposed to chloride-loaded environments. The empirical models and ...
    • Chloride binding in Portland composite cements containing metakaolin and silica fume 

      Babaahmadi, Arezou; Machner, Alisa; Kunther, Wolfgang; Figueira, João; Hemstad, Petter; De Weerdt, Klaartje (Peer reviewed; Journal article, 2022)
      This paper investigates how the composition of Portland composite cements affects their chloride-binding properties. Hydrated cement pastes prepared with a reference Portland cement and composite Portland cements containing ...
    • Chloride-binding capacity of hydrotalcite in cement pastes containing dolomite and metakaolin 

      Machner, Alisa; Zajac, Maciej; Ben Haha, Mohsen; Kjellsen, Knut Ose; Geiker, Mette Rica; De Weerdt, Klaartje (Journal article; Peer reviewed, 2018)
      In this study, we investigated well-hydrated cement pastes containing dolomite and metakaolin cured at 38 °C or 60 °C, which were exposed to NaCl or CaCl2 solutions of various concentrations. We determined the chloride-binding ...
    • Chlorophyll fluorescence emission spectroscopy of oxygenic organisms at 77 K 

      Lamb, Jacob Joseph; Røkke, Gunvor; Hohmann-Marriott, Martin Frank (Journal article; Peer reviewed, 2018)
      Photosynthetic fluorescence emission spectra measurement at the temperature of 77 K (–196°C) is an often-used technique in photosynthesis research. At low temperature, biochemical and physiological processes that modulate ...
    • Choice of Allocations and Constructs for Attributional or Consequential Life Cycle Assessment and Input-Output Analysis 

      Majeau-Bettez, Guillaume; Dandres, T.; Pauliuk, Stefan; Wood, Richard; Hertwich, Edgar G.; Samson, Rejean; Strømman, Anders Hammer (Journal article; Peer reviewed, 2018)
      The divide between attributional and consequential research perspectives partly overlaps with the long‐standing methodological discussions in the life cycle assessment (LCA) and input‐output analysis (IO) research communities ...
    • Choice of Courses in Mathematics at Upper-Secondary School and Attitudes towards Mathematics among Business Students. The case of Norway 

      Opstad, Leiv Trygve; Årethun, Torbjørn (Journal article; Peer reviewed, 2019)
      This study will focus on students’ attitude towards mathematics. A negative attitude might be one reason for choosing practical mathematics in upper secondary school. The sample includes 230 students from 3 business schools ...
    • Choice of DNA extraction method affects DNA metabarcoding of unsorted invertebrate bulk samples 

      Majaneva, Markus; Diserud, Ola Håvard; Hajibabaei, Mehrdad; Eagle, Shannon; Ekrem, Torbjørn (Journal article; Peer reviewed, 2018)
      Characterisation of freshwater benthic biodiversity using DNA metabarcoding may allow more cost-effective environmental assessments than the current morphological-based assessment methods. DNA metabarcoding methods where ...
    • Choice of immunoassay to evaluate porcine cytokine levels 

      Ueland, Nora Lamark; Ludvigsen, Judith K.; Hellerud, Bernt C; Mollnes, Tom Eirik; Skjeflo, Espen Waage (Peer reviewed; Journal article, 2020)
      Background In order to adequately monitor cytokines in experimental models, currently available methods and commercially available kits should be compared. Aim To compare the plasma and tissue concentrations of IL-1β, ...