• Characterizing changes of dissolved organic matter composition with the use of distinct feeds in recirculating aquaculture systems via high-resolution mass spectrometry 

  Aguilar-Alarcón, Patricia; Gonzalez, Susana V.; Simonsen, Mads; Borrero-Santiago, Ana R.; Sanchís, Josep; Meriac, Andre; Kolarevic, Jelena; Asimakopoulos, Alexandros G.; Mikkelsen, Øyvind (Peer reviewed; Journal article, 2020)

  Recirculating aquaculture systems (RAS) are a new alternative to traditional aquaculture approaches, allowing full control over the fish production conditions, while reducing the water demand. The reduction of water exchange ...

• Coupled cluster methods for nonadiabatic molecular dynamics 

  Kjønstad, Eirik F. (Doctoral theses at NTNU;2020:241, Doctoral thesis, 2020)

  Reliably predicting nuclear dynamics in excited electronic states requires an accurate representation of the involved electronic states. One challenge in this respect is the correct description of electronic degeneracies, ...

• Gold(III) Complexes: Ligand Design and Catalytic Properties 

  Reiersølmoen, Ann Christin (Doctoral theses at NTNU;2020:264, Doctoral thesis, 2020)

  Gold catalysis has become one of the fastest growing fields in organic chemistry, providing new transformations and offering excellent chemoselectivities at mild reaction conditions. So far, the main focus within Au(III) ...

• COx-free hydrogen production from ammonia – mimicking the activity of Ru catalysts with unsupported Co-Re alloys 

  Kirste, Karsten Granlund; McAulay, Kate; E. Bell, Tamsin; Stoian, Dragos; Laassiri, Said; Hargreaves, Justin S. J.; Mathisen, Karina; Torrente-Murciano, Laura (Peer reviewed; Journal article, 2020)

  On-demand production of hydrogen from ammonia is a challenge limiting the implementation of ammonia as a long term hydrogen vector to overcome the difficulties associated with hydrogen storage. Herein, we present the ...

• Energy efficiency of respiration in mature and newborn reindeer 

  Solberg, Simon Birger Byremo; Kjelstrup, Signe; Magnanelli, Elisa; Kizilova, Nataliya; Barroso, Iratxe Lorea Casado; Acquarone, Mario; Folkow, Lars (Peer reviewed; Journal article, 2020)

  Reindeer (Rangifer tarandus) have evolved elaborate nasal turbinate structures that are perfused via a complex vascular network. These are subject to thermoregulatory control, shifting between heat conservation and ...

• Microplastic accumulation by tube-dwelling, suspension feeding polychaetes from the sediment surface: A case study from the Norwegian Continental Shelf 

  Knutsen, Heidi; Cyvin, Jakob Bonnevie; Totland, Christian; Wade, Emma Jane; Castro, Veronica; Pettersen, Arne; Laugesen, Jens; Møskeland, Thomas; Arp, Hans Peter; Lilleeng, Øyvind (Peer reviewed; Journal article, 2020)

  Sediment samples (0–1 cm) and tube-dwelling polychaetes from the Norwegian Continental Shelf and the Barents Sea were collected, including areas close to oil and gas installations and remote locations. Microplastics (≥45 μm) ...

• When Thermodynamic Properties of Adsorbed Films Depend on Size: Fundamental Theory and Case Study 

  Strøm, Bjørn André; He, Jianying; Bedeaux, Dick; Kjelstrup, Signe (Peer reviewed; Journal article, 2020)

  Small system properties are known to depend on geometric variables in ways that are insignificant for macroscopic systems. Small system considerations are therefore usually added to the conventional description as needed. ...

• Self-deicing Electrolyte Hydrogel Surfaces with Pa-level Ice Adhesion and Durable Anti-freezing/frost Performance 

  Li, Tong; Ibáñez-Ibáñez, pablo; Håkonsen, Verner; Wu, Jianyang; Xu, Ke; Zhuo, Yizhi; Luo, Sihai; He, Jianying; Zhang, Zhiliang (Peer reviewed; Journal article, 2020)

  Despite the remarkable advances in mitigating ice formation and accretion, however, no engineered anti-icing surfaces today can durably prevent frost formation, droplet freezing and ice accretion in an economical and ...

• Efficiency in the process industry: Three thermodynamic tools for better resource use 

  Kjelstrup, Signe; Magnanelli, Elisa (Peer reviewed; Journal article, 2020)

  In a world where resources are limited and their use will necessary have an impact, efficient handling of resources becomes essential. This review concerns three thermodynamic tools that can be systematically used to ...

• Understanding the Biogeochemical Impacts of Fish Farms Using a Benthic-Pelagic Model 

  Yakushev, Evgeniy; Wallhead, Philip; Renaud, Paul Eric; Ilinskaya, Alisa; Protsenko, Elizaveta; Yakubov, Shamil; Pakhomova, Svetlana; Sweetman, Andrew K; Dunlop, Kathy; Berezina, Anfisa; Bellerby, Richard; Dale, Trine (Peer reviewed; Journal article, 2020)

  Sustainable development of the salmon farming industry requires knowledge of the biogeochemical impacts of fish farm emissions. To investigate the spatial and temporal scales of farm impacts on the water column and benthic ...

• DENOPTIM: Software for Computational de Novo Design of Organic and Inorganic Molecules 

  Foscato, Marco; Venkatraman, Vishwesh; Jensen, Vidar Remi (Peer reviewed; Journal article, 2019)

  A general-purpose software package, termed DE Novo OPTimization of In/organic Molecules (DENOPTIM), for de novo design and virtual screening of functional molecules is described. Molecules of any element and kind, including ...

• Nonequilibrium thermodynamics of surfaces captures the energy conversions in a shock wave 

  Hafskjold, Bjørn; Bedeaux, Dick; Kjelstrup, Signe; Wilhelmsen, Øivind (Peer reviewed; Journal article, 2020)

  A theory for the entropy production in a shock wave was developed using Gibbs’ excess properties in the framework of non-equilibrium thermodynamics (NET) of surfaces. The theory was used to analyze numerical results from ...

• Teaching complex molecular simulation algorithms: Using self‐evaluation to tailor web‐based exercises at an individual level 

  Dahlen, Oda; Lervik, Anders; Aarøen, Ola; Cabriolu, Raffaela; Lyng, Reidar; van Erp, Titus Sebastiaan (Peer reviewed; Journal article, 2020)

  It is quite challenging to learn complex mathematical algorithms used in molecular simulations, stressing the importance of using the most advantageous teaching methods. Ideally, individuals should learn at their pace and ...

• Synthesis of Novel 3,6-Dithienyl Diketopyrrolopyrrole Dyes by Direct C‒H Arylation 

  Yemene, Amsalu Efrem; Venkatraman, Vishwesh; Almenningen, David Moe; Gautun, Odd Reidar; Hoff, Bård Helge (Peer reviewed; Journal article, 2020)

  Direct C-H arylation coupling is potentially a more economical and sustainable process than conventional cross-coupling. However, this method has found limited application in the synthesis of organic dyes for dye-sensitized ...

• XAS investigation of silica aerogel supported cobalt rhenium catalysts for ammonia decomposition 

  Kirste, Karsten Granlund; Laassiri, Said; Hu, Zhigang; Stoian, Dragos; Torrente-Murciano, Laura; Hargreaves, Justin S. J.; Mathisen, Karina (Peer reviewed; Journal article, 2020)

  The implementation of ammonia as a hydrogen vector relies on the development of active catalysts to release hydrogen on-demand at low temperatures. As an alternative to ruthenium-based catalysts, herein we report the ...

• Evaluation of surfactant templates for one-pot hydrothermal synthesis of hierarchical SAPO-5 

  Ali, Daniel; Zeiger, Caren; Azim, Muhammad Mohsin; Lein, Hilde Lea; Mathisen, Karina (Peer reviewed; Journal article, 2020)

  Hierarchical SAPO-5 molecular sieves were synthesized with three different mesopore structure-directing agents (meso-SDAs) (cetyltrimethylammonium bromide (CTAB), myristyltrimethylammonium bromide (MTMAB) and [3-(trime ...

• An Open Access Data Set Highlighting Aggregation of Dyes on Metal Oxides 

  Venkatraman, Vishwesh; Lethesh, Kallidanthiyil Chellappan (Peer reviewed; Journal article, 2020)

  The adsorption of a dye to a metal oxide surface such as TiO2, NiO and ZnO leads to deprotonation and often undesirable aggregation of dye molecules, which in turn impacts the photophysical properties of the dye. While ...

• Er GAC og PAC effektive metoder for å fjerne PFAS fra vann? 

  Hansen, Ragnhild Minde (Bachelor thesis, 2020)

  Det er funnet sannsynlige sammenhenger mellom helserelaterte plager hos mennesker og per- og polyfluoroalkyl-forbindelser (PFAS). Disse forbindelsene har vært brukt i stor skala over lang tid, og finnes i dag over hele ...

• Miljøvennlege metodar for å måle tungmetall i marint vatn ved bruk av kjemiske sensorar 

  Devik, Bjørn Arild Myrhol (Bachelor thesis, 2020)

• Bruk av nullverdig jern i hjemmerenseanlegg for arsenforurenset drikkevann i Nepal 

  Skåland, Hanna Sofie (Bachelor thesis, 2020)

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