The electromagnetic structure of Sm140 was studied in a low-energy Coulomb excitation experiment with a radioactive ion beam from the REX-ISOLDE facility at CERN. The 2+ and 4+ states of the ground-state band and a second ...

The Ruddlesden–Popper (RP3) type oxides, La4Co3O10+δ and La4Ni3O10+δ, form a complete solid solution. Powder X-ray and neutron diffraction data show that La4(Co1−xNix)3O10+δ is isostructural to the monoclinic La4Co3O10+δ ...

Det er den organiske formen av kvikksølv, metylkvikksølv, som står i sentrum for kvikksølvforskningen. Metylkvikksølv anrikes opp gjennom næringskjedene, så selv om vannet ikke inneholder mye kvikksølv kan fisk allikevel ...

Energy demand and emissions of greenhouse gases are increasing. The use of renewable energy such as solar energy, hydro power and wind power can help mitigate further emissions. Transparent conducting oxides (TCO’s) are ...

Oxysterols in biological samples of limited size are present in low concentrations thus sensitive methods are advantageous. Derivatization of oxysterols prior to liquid chromatography (LC) mass spectrometry (MS) analysis ...

Mathematical models are investigated and suggested for the calculation of the elastic stiffness of polymer nanocomposites. Particular emphasis is placed on the effect on the elastic stiffness from agglomerates and the ...

Poly(styrene co-divinylbenzene) (PS-DVB) monolithic pre-columns of 50 μm inner diameter (ID) were developed for peptides and small molecules enrichment intended for use in automated miniaturized liquid chromatography-mass ...

Neurons communicate via chemical signals called neurotransmitters (NTs). The numerous identified NTs can have very different physiochemical properties (solubility, charge, size etc.), so quantification of the various NT ...

We used multiple sets of simulations both at the atomistic and coarse-grained level of resolution to investigate interaction and binding of α-tochoperol transfer protein (α-TTP) to phosphatidylinositol phosphate lipids ...

Tynne filmar av eit materiale som kan leie straum godt, vere kjemisk inert og spegle varmestråling godt er, i alle fall med ALD, i dag ikkje mogleg. Arbeidet i denne oppgåva har som hovudtema å undersøke om ein serie med ...

Masteroppgaven er en undersøkelse som ble gjort i forbindelse med 65.000 kjemisett som ble laget for å markere 150 års jubileet for massevirkningsloven. Massevirkningsloven ble framsatt av to unge, lovende forskere Cato ...

Naturproduktet myxin er et potensielt nytt legemiddel mot akutt myelogen leukemi (AML). Myxin er praktisk talt uløselig i vann, og frem til idag er det ikke rapportert noen effektiv syntese av dette naturproduktet. En ...

The interest in organogold compounds has seen a great development during the last years. Gold(III) complexes are investigated as potential anti-cancer drugs and homogeneous catalysts for organic transformations. Nucleophilic ...

The carbon dioxide (CO2) concentration in the atmosphere has increased dramatically over the last century, and much of this increase is a direct consequence of human activities. Being a greenhouse gas, CO2 significantly ...

The human 8-oxoguanine DNA glycosylase OGG1 is involved in base excision repair (BER), one of several DNA repair mechanisms that may counteract the effects of chemo- and radiation therapy for the treatment of cancer. We ...

Amine-based CO2 capture has been proposed as a way of mitigating climate change. In this work, the fundamental processes governing the atmospheric gas phase chemistry of amines released from CO2 capture have been studiedusing ...

Small amounts of amines are emitted with the flue gas from amine based carbon capture plants. The amines atmospheric degradation have been studied in detail. The environmental impact of the degradation products, e.g. the ...

In this study, the 1,1'-binaphthyl-4,4'-dicarboxylic acid (BNDC) linker has been synthesized by six-step synthesis route in five gram level. Meanwhile, a four-step synthesis route was also explored in a milligram scale. ...

The reactions of OH radicals with CH3NHCHO (N-methylformamide, MF) and (CH3)2NCHO (N,N-dimethylformamide, DMF) have been studied by experimental and computational methods. Rate coefficients were determined as a function ...

In this thesis we explore several physics scenarios based on the Minimal Supersymmetric Standard Model (MSSM) and its extension in terms of Rparity violation. We derive predictions for, and analyse results from, the ongoing ...

Improvements in performance of lithium ion batteries (LIB) depend on further developments of the electroactive materials, specially the cathode. Many different classes of materials have been investigated as possible cathode ...

The literature compound 3[beta]-hy­droxy-bis­nor-5-cholenic aldehyde is an important inter­mediate for the synthesis of new modulators of the nuclear oxysterol receptor Liver X. As part of our ongoing search for new LXR ...

Zeolites are crystalline aluminosilicates that are widely used as shape-selective catalysts in the refinery and petrochemical industries. By synthesizing a series of structurally related zeolite catalyst and applying them ...

Vacancy-mediated migration of Al in single-crystal zinc oxide (ZnO) is investigated using secondary-ion mass spectrometry (SIMS) combined with hybrid density-functional theory (DFT) calculations. A thin film of Al-doped ...

In this paper, an alternative method to range-separated linear-response time-dependent density-functional theory and perturbation theory is proposed to improve the estimation of the energies of a physical system from the ...

Chemical weathering is a fundamental geochemical process regulating the atmosphere-land-ocean fluxes and earth’s climate. It is under natural conditions driven primarily by weak carbonic acid that originates from atmosphere ...

Most of China’s surface waters are undergoing anthropogenic eutrophication, mainly due to leaching of phosphorus (P) from both sewage and agriculture. This is causing quality deterioration in their scarce water resources. ...

The simplicity of dielectric continuum models has made them a standard tool in almost any Quantum Chemistry (QC) package. Despite being intuitive from a physical point of view, the actual electrostatic problem at the cavity ...

This article reports the creation of tomographic reconstructions giving three-dimensional data on the distribution of various structural features for SAPO-34 zeolite catalyst beds used in the commercially important methanol ...

Intercalation of Ba in β-FeSe by ammonothermal synthesis results in the formation of different superconducting phases with interlayer distance ranging between 8.4 and 13.1 Å. The values of Tc are primarily dependent on Ba ...

Electromagnetic transition strengths and spectroscopic quadrupole moments for 140Sm were measured by means of multi-step Coulomb excitation with radioactive beam at the ISOLDE facility at CERN. A complementary experiment ...

Long-term laborious and thus costly monitoring of phosphorus (P) fractions is required in order to provide reasonable estimates of the levels of bioavailable phosphorus for eutrophication studies. A practical solution to ...

The synthesis of Zr-MOFs under green, industrially feasible conditions was investigated. Two new compounds with bcu-topology and the fluorinated analogue of UiO-66 exhibiting fcu-topology were obtained and characterised. ...

Complete active space self-consistent field (CASSCF) wavefunctions and an orbital entanglement analysis obtained from a density-matrix renormalisation group (DMRG) calculation are used to understand the electronic structure, ...

Conjugation of deoxynivalenol (DON) with sulfur compounds is recognized as a significant reaction pathway, and putative DON–glutathione (DON–GSH) conjugates have been reported in planta. To understand and control the ...

The total level of phosphorus (P) and the distribution of P pools in the topsoil are significantly affected by the excessive application of mineral and organic fertilizers connected with intensive agriculture. This leads ...

8-Substituted purines have been extensively studied as for example anticancer or antiviral drugs. C-C Bond formation at the purine 8-position has been most commonly done via 8-halopurines, e.g. Pd-catalyzed coupling ...

Iodinin er en forbindelse av interesse innen kreftforskning. Forbindelsen viser lovende aktivitet mot leukemi, og lav toksisitet. En totalsyntese av iodinin med gode utbytter er ikke beskrevet i litteraturen. Et mål med ...

The choice of acceptor has been demonstrated to result in distinctly different hydration properties in proton conducting perovskites such as BaZrO3 and BaCeO3 and may as such have significant implications for their proton ...

Gangliosides are sialic acid-containing glycosphingolipids expressed on all vertebrate cells. They are primarily positioned in the plasma membrane, with the ceramide part anchored in the membrane and the glycan part exposed ...

The possibility for performing self-diffusion measurements by Carr-Purcell-Meiboom-Gill (CPMG) experiments using the inherent magnetic field inhomogeneities as a gradient field were tested for six sample molecules, using ...

This thesis presents experimental work on thin films of different compounds containing lithium, sodium or potassium has been synthesized by atomic layer deposition (ALD). The overall motivation for this work has been to ...

Inntak av rusmidler endrer signaliseringssystemet av nevrotransmittere i hjernen. For å kunne vurdere effekten av forskjellige rusmidler er det derfor viktig å kunne bestemme nivåene av nevrotransmittere. Dette kan studeres ...

We present the first analytic implementation of cubic and quartic force constants at the level of Kohn–Sham density-functional theory. The implementation is based on an open-ended formalism for the evaluation of energy ...

The prevalence of gold catalysis in the synthetic community has increased dramatically within the last few years, and a wide range of N-heterocyclic carbene (NHC) gold(I) and, to a lesser extent, gold(III) complexes have ...

Understanding Eutrophication

Two forms, α and β, are known for the racemic amino acid DL-me­thio­nine, C5H11NO2S. The phase transition between them, taking place around 326 K, is associated with sliding at the central inter­faces of the hydro­phobic ...

A novel open tubular nanoproteomic platform featuring accelerated on-line protein digestion and high-resolution nano liquid chromatography mass spectrometry (LC-MS) has been developed. The platform features very narrow ...

Iso-octyl chain-hydroxylated oxysterols were determined in attomoles per 10,000 cells concentrations in 10,000–80,000 cultured pancreatic adenocarcinoma cells, using a sensitive, highly automated nano-LC-ESI-MS-based method. ...

In this project four oxide systems have been studied with focus on synthesis and characterization; LaxSr4-xFeO10-δ(0.00 ≤ x ≤ 1.00), LaSr3Fe3-yMnyO10-δ (0.50 ≤ y ≤ 1.50), Sr4Fe3--z(CO3)zO10-4z-δ (0.00 ≤ z ≤ 1.00) and ...

In the title compound, C9H9IO3, the mol­ecules are close to planar [maximum deviation from benzene ring plane = 0.229 (5) Å for the methyl carboxylate C atom] with the methyl groups oriented away from each other. In the ...

The Yuqiao reservoir located in Tianjin, north China, is the drinking water source for nearly six million people in Tianjin central city. Over the past decade, water quality of the reservoir has become poor due to increasing ...

GOx was, to the authors knowledge, for the first time successfully immobilized in DGS. The intrinsic fluorescence of GOx was measured in both solution and a sol-gel derived matrix in both the presence and absence of glucose. ...

Diazo compounds have great synthetic potential as versatile reagents in organic synthesis. The formation of Rh(II) carbenoids from diazo compounds allows the selective formation of C-C and C-heteroatom bonds and the ...

In this study, association properties of aqueous solutions of anionic thermo-responsive hydrophobically end-capped amphiphilic triblock terpolymer n-octadecyl-poly(ethylene glycol)-poly(N-isopropyl acrylamide)-block-poly ...

Gull(III)-kjemi er et relativt nytt og uberørt felt innenfor metallorganisk kjemi. Tilset-gruppen har tidligere publisert artikler om gull som bærer en bidentat tolylpyridin-ligand og varierende alkyl- og fenylsystemer. ...

Metallorganiske nettverksforbindelser (MOFer) har vært en forskningsområde ved Universitet i Oslo (UiO) de siste årene og en unik serie MOFer er blitt utviklet her. MOFene har blitt oppkalt etter UiO (UiO-66, UiO-67 og ...

Stadig flere lider av livsstilssykdommer som forkalkning av blodårene, diabetes og fedme. Disse lidelsene fører ofte med seg de to hovedårsakene for dødsfall blant menn og kvinner, nemlig hjerte- og karsykdommer, og kreft. ...

Dette arbeidet utgjør en preliminær undersøkelse av muligheten for å stu- dere sorbentmobilitet i krystallitter av det metall-organiske rammeverket UiO-67, ved å måle selvdiffusjon med et lavfelt NMR-instrument (0,5 T). ...

The fabrication of a novel CO2 sensitive silane-based matrix and the proof of its concept will be presented in this thesis. New hydrophobic sol-gel matrices were developed for direct encapsulation of the trioctylphosphin ...

A synthetic strategy towards the (aza)phenanthridine ring-system (3) employing an intramolecular Diels-Alder of furan (IMDAF) as the key step, has previously been developed in our research group (Scheme 1). The exploration ...

Syklometallerte Au(III)-komplekser har vist seg lovende som potensielle kreftmedisiner og som katalysatorer innen homogen katalyse. De syklometallerte Au(III)-kompleksene er i midlertidig relativt lite utforsket, og gode ...

Aims: Investigate the use of a synthetic brominated furanone (F202) against the establishment of biofilm by Salmonella ser. Agona and E. coli O103:H2 under temperature conditions relevant for the food and feed industry as ...

There are many different solar cell technologies which aim at producing electricity from sunlight cheap and/or efficient. As the efficiency of silicon cells is slowly but continuously climbing, price plummeting, and ...

The interest in organogold compounds continues to grow. Gold(III) complexes are being investigated as catalysts for organic transformations as well as tested as potential anti-cancer drugs. Despite this wide-ranging interest ...

The N-representability problem is the problem of determining whether there exists N-particle states with some prescribed property. Here we report an affirmative solution to the fermion N-representability problem when both ...

It is well known that liquids confined to small nanoscopic pores and droplets exhibit thermal behavior very different from bulk samples. Less is known about liquids spontaneously confined through self-assembly into micellar ...

New methods for Born-Oppenheimer molecular dynamics simulations have been developed and used to study protonated water clusters and mechanochemistry of alkanes. The novel algorithms are an efficient coordinate transformation ...

In the title compound, C18H18O6, the biphenyl moiety is twisted with a dihedral angle of 29.11 (10)°. The carbometh­oxy groups form C-C-C-O torsion angles of -18.3 (3) and -27.7 (3)° with the attached rings, as a result ...

Sample preparation in bottom-up proteomics consists of denaturation, reduction and alkylation of the proteins, before enzymatic digestion of the proteins into peptides. The rate limiting step is the enzymatic digestion, ...

With large countries as India and China in tremendous development accompanied by a growing worldwide population, questions arise in how energy demands can be met in the post-oil society. The methanol-to-hydrocarbon process, ...

The purpose of this thesis was to check if it was possible to prepare a mechanical and chemical system that can reduce Seaborgium, element 106, and separate between the reduced and the oxidized state. To do this the ...

Industrial development, increase in population and need for improving the living standards of people around the globe have resulted into high demand of energy worldwide. The renewable energy sources seem to be unreliable ...

Luminescent europium titanium oxides (EuxTiyOz) have been deposited as thin films by atomic layer deposition (ALD) in the temperature range 225 to 375 °C with control of the stoichiometry from pure TiO2 to pure Eu2O3, and ...

Thin films of sodium and potassium oxides have for the first time been deposited using atomic layer deposition. Sodium and potassium complexes of tert-butanol, trimethylsilanol and hexamethyldisilazide have been evaluated ...

Diffraction data were taken from the contribution named `β-DL-Me­thio­nine at 105 K' by Alagar et al. [Acta Cryst. (2005). E61, o1165-o1167]. Refinement of the coordinates of the three amino H atoms, previously constrained ...

The overall aim of this work is to contribute to a better understanding of the reactions taking place at the oxygen electrode in proton ceramic fuel cells (PCFCs) and, moreover, to develop new materials with improved ...