Institutt for kjemi: Nye registreringer

Viser treff 261-280 av 1395

    • Exact non-Markovian permeability from rare event simulations 

      Ghysels, An; Roet, Sander; Davoudi, Samaneh; van Erp, Titus Sebastiaan (Peer reviewed; Journal article, 2021)
      Permeation of compounds through membranes is important in biological and engineering processes, e.g., drug delivery through lipid bilayers, anesthetics, or chemical reactor design. Simulations at the atomic scale can provide ...

    • Equation of state for confined fluids 

      Bråten, Vilde; Zhang, Daniel Tianhou; Hammer, Morten; Aasen, Ailo; Schnell, Sondre Kvalvåg; Wilhelmsen, Øivind (Peer reviewed; Journal article, 2022)
      Fluids confined in small volumes behave differently than fluids in bulk systems. For bulk systems, a compact summary of the system's thermodynamic properties is provided by equations of state. However, there is currently ...

    • Strategies for successful Suzuki-Miyaura cross-couplings with thienylboronic acids: From model studies to dye structures 

      Strømsodd, Eivind Andreas; Buene, Audun Formo; Almenningen, David Moe; Gautun, Odd Reidar; Hoff, Bård Helge (Peer reviewed; Journal article, 2023)
      Suzuki-Miyaura cross-coupling is a convenient way for preparing thienyl containing dyes and bioactive molecules. However, reactions with thienylboronic acids can be troublesome. To understand these reactions in more depth, ...

    • Phonon thermal transport in copper: the effect of size, crystal orientation and grain boundaries 

      Sæther, Sandra; Merete Falck, Erichsen; Xiao, Senbo; Zhang, Zhiliang; Lervik, Anders; He, Jianying (Peer reviewed; Journal article, 2022)
      In electronic devices at the micro- and nanoscale, thermal management is vital. At such small sizes, crystal orientation, grain boundaries, and even the size itself can play an important role in the thermal transport and ...

    • Adaptation of central metabolite pools to variations in growth rate and cultivation conditions in Saccharomyces cerevisiae 

      Kumar, Kanhaiya; Venkatraman, Vishwesh; Bruheim, Per (Peer reviewed; Journal article, 2021)
      Background Saccharomyces cerevisiae is a well-known popular model system for basic biological studies and serves as a host organism for the heterologous production of commercially interesting small molecules and proteins. ...

    • Mode of Application of Peracetic Acid-Based Disinfectants has a Minimal Influence on the Antioxidant Defences and Mucosal Structures of Atlantic Salmon (Salmo salar) Parr 

      Carletto, Danilo; Furtado, Francisco; Zhang, Junjie; Asimakopoulos, Alexandros; Eggen, Maia L.; Verstege, Gerhardus C.; Faggio, Caterina; Mota, Vasco C.; Lazado, Carlo C. (Peer reviewed; Journal article, 2022)
      Peracetic acid (PAA) is an oxidative disinfectant with a broad spectrum of antimicrobial activity and low environmental impact. In this study, we investigated the physiological impacts of PAA application in Atlantic salmon ...

    • The NORMAN Suspect List Exchange (NORMAN-SLE): facilitating European and worldwide collaboration on suspect screening in high resolution mass spectrometry 

      Mohammed Taha, Hiba; Aalizadeh, Reza; Alygizakis, Nikiforos; Antignac, Jean-Philippe; Arp, Hans Peter; Bade, Richard; Baker, Nancy; Belova, Lidia; Bijlsma, Lubertus; Bolton, Evan E.; Brack, Werner; Celma, Alberto; Chen, Wen-Ling; Cheng, Tiejun; Chirsir, Parviel; Čirka, Ľuboš; D’Agostino, Lisa A.; Djoumbou Feunang, Yannick; Dulio, Valeria; Fischer, Stellan; Gago-Ferrero, Pablo; Galani, Aikaterini; Geueke, Birgit; Głowacka, Natalia; Glüge, Juliane; Groh, Ksenia; Grosse, Sylvia; Haglund, Peter; Hakkinen, Pertti J.; Hale, Sarah; Hernandez, Felix; Janssen, Elisabeth M.-L.; Jonkers, Tim; Kiefer, Karin; Kirchner, Michal; Koschorreck, Jan; Krauss, Martin; Krier, Jessy; Lamoree, Marja H.; Letzel, Marion; Letzel, Thomas; Li, Qingliang; Little, James; Liu, Yanna; Lunderberg, David M.; Martin, Jonathan W.; McEachran, Andrew D.; McLean, John A.; Meier, Christiane; Meijer, Jeroen; Menger, Frank; Merino, Carla; Muncke, Jane; Muschket, Matthias; Neumann, Michael; Neveu, Vanessa; Ng, Kelsey; Oberacher, Herbert; O’Brien, Jake; Oswald, Peter; Oswaldova, Martina; Picache, Jaqueline A.; Postigo, Cristina; Ramirez, Noelia; Reemtsma, Thorsten; Renaud, Justin; Rostkowski, Pawel; Rüdel, Heinz; Salek, Reza M.; Samanipour, Saer; Scheringer, Martin; Schliebner, Ivo; Schulz, Wolfgang; Schulze, Tobias; Sengl, Manfred; Shoemaker, Benjamin A.; Sims, Kerry; Singer, Heinz; Singh, Randolph R.; Sumarah, Mark; Thiessen, Paul A.; Thomas, Kevin V; Torres, Sonia; Trier, Xenia; van Wezel, Annemarie P.; Vermeulen, Roel C. H.; Vlaanderen, Jelle J.; von der Ohe, Peter C.; Wang, Zhanyun; Williams, Antony J.; Willighagen, Egon L.; Wishart, David S.; Zhang, Jian; Thomaidis, Nikolaos S.; Hollender, Juliane; Slobodnik, Jaroslav; Schymanski, Emma L. (Peer reviewed; Journal article, 2022)
      Background The NORMAN Association (https://www.norman-network.com/) initiated the NORMAN Suspect List Exchange (NORMAN-SLE; https://www.norman-network.com/nds/SLE/) in 2015, following the NORMAN collaborative trial on ...

    • Fractal-Like Flow-Fields with Minimum Entropy Production for Polymer Electrolyte Membrane Fuel Cells 

      Kizilova, Nataliya; Sauermoser, Marco; Kjelstrup, Signe; Pollet, Bruno (Journal article; Peer reviewed, 2020)

    • Defining the pressures of a fluid in a nanoporous, heterogeneous medium 

      Galteland, Olav; Rauter, Michael Tobias; Varughese, Kevin K.; Bedeaux, Dick; Kjelstrup, Signe Helene (Journal article, 2022)
      We describe the thermodynamic state of a single-phase fluid confined to a porous medium with Hill's thermodynamics of small systems, also known as nanothermodynamics. This way of defining small system thermodynamics, with ...

    • Association of urinary bisphenols during pregnancy with maternal, cord blood and childhood thyroid function 

      Derakhshan, Arash; Philips, Elise M.; Akhgar, Ghassabian; Santos, Susana; Asimakopoulos, Alexandros; Kannan, Kurunthachalam; Kortenkamp, Andreas; Jaddoe, Vincent V.W.; Trasande, Leonardo; Peeters, Robin P.; Korevaar, Tim (Peer reviewed; Journal article, 2021)
      Background Most pregnant women are exposed to bisphenols, a group of chemicals that can interfere with various components of the thyroid system. Objectives To investigate the association of maternal urinary bisphenol ...

    • Plasmonic Resonances of Metal Nanoparticles: Atomistic vs. Continuum Approaches 

      Bonatti, Luca; Gil, Gabriel; Giovannini, Tommaso; Corni, Stefano; Cappelli, Chiara (Peer reviewed; Journal article, 2020)
      The fully atomistic model, ωFQ, based on textbook concepts (Drude theory, electrostatics, quantum tunneling) and recently developed by some of the present authors in Nanoscale, 11, 6004-6015 is applied to the calculation ...

    • Coupled cluster investigations of spectroscopic properties in molecular and crystalline systems 

      Hutcheson, Anders (Doctoral theses at NTNU;2022:343, Doctoral thesis, 2022)
      Theoretical studies of spectroscopic properties are of great value, both by themselves and in combination with experiments. The highly accurate coupled cluster methods are attractive options for such studies. Due to their ...

    • Lithium Extraction from Seawater Brine; Investigating a Frugal Method that could be easily Implemented in Developing Countries 

      Torseth, Aase Mari (Master thesis, 2022)
      Behovet for litium (Li) øker i takt med det økende behovet for energilagring og blir nærmer seg p bli en forsyningsrisiko. I tillegg er effekten av utløpet av saltlaken fra ferskvannsindustrien et økende problem som kan ...

    • Halogenated Pyrrolopyrimidines with Low MIC on Staphylococcus aureus and Synergistic Effects with an Antimicrobial Peptide 

      Olsen, Cecilie Elisabeth; Blindheim, Fredrik Heen; Søgaard, Caroline Krogh; Røst, Lise Marie; Singleton, Amanda; Bergum, Olaug Elisabeth Torheim; Bruheim, Per; Otterlei, Marit; Sundby, Eirik; Hoff, Bård Helge (Peer reviewed; Journal article, 2022)
      Currently, there is a world-wide rise in antibiotic resistance causing burdens to individuals and public healthcare systems. At the same time drug development is lagging behind. Therefore, finding new ways of treating ...

    • Lipase Catalyzed Synthesis of Enantiopure Precursors and Derivatives for β-Blockers Practolol, Pindolol and Carteolol 

      Gundersen, Morten Andre; Austli, Guro Buaas; Løvland, Sigrid Sløgedal; Hansen, Mari Bergan; Rødseth, Mari; Jacobsen, Elisabeth Egholm (Peer reviewed; Journal article, 2021)
      Sustainable methods for producing enantiopure drugs have been developed. Chlorohydrins as building blocks for several β-blockers have been synthesized in high enantiomeric purity by chemo-enzymatic methods. The yield of ...

    • Untargeted analysis of DOM in an arctic fjord 

      Kielland, Tobias Skaret (Master thesis, 2022)
      Arktis er et complexed økosystem system under raskt endring. takket være global oppvarming er forståelsen for de kjemiske egenskapene til denne regionen uunnværlige. Denne studien tar for sesongendringene av vannløst ...

    • Studie av vannkvalitet med hensyn på kjemiske parametere i RAS-systemer i akvakultur 

      Gjerde, Ingrid Ur (Master thesis, 2022)
      Lengre oppholdstid for laks i åpne merder øker risiko for sykdom, rømning av fisk, utslipp av organiske avfallstoffer og lakselus. For å redusere utfordringer knyttet til dette kan laksen holdes lenger i landbaserte ...

    • Total Mercury Distribution in the Barents Sea and the Arctic Ocean Surface Sediments 

      Kull, Laura Maria (Master thesis, 2022)
      Mercury (Hg) has been a trace metal of interest for decades due to its neurotoxic effects on humans and other organisms coupled with its ability to bioaccumulate and biomagnify. Areas like the Arctic and the ocean floor ...

    • Levels of Per- and polyfluoroalkyl substances (PFAS), trace elements, and steroid hormones in Arctic char (Salvelinus alpinus) from Lake Diesetvatnet, Svalbard 

      Kvamme, Sunniva (Master thesis, 2022)
      Arktis betegnes ofte som et uberørt område, men tilstedeværelsen av forurensninger som Per- og polyfluoralkylstoffer (PFAS) og kvikksølv har blitt påvist i miljøet og dyrelivet på grunn av at disse forbindelse har potensialet ...

    • Mercury in Marine Arctic Sediments 

      Anzjøn, Helena (Master thesis, 2022)
      Økende temperaturer grunnet klimaendringer forventes å frigjøre kvikksølv lagret i permafrost, og øke mengden kvikksølv som blir transportert til Arktiske hav fra elver i Sibir (Liem-Nguyen et al., 2022; Schuster et al., ...