Publikasjoner fra CRIStin: Nye registreringer
Viser treff 1641-1660 av 4392
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Bridging performances of lost circulation materials (LC-LUBE and mica) and their blending in 80/20 and 60/40 oil-based drilling fluids
(Peer reviewed; Journal article, 2022)In drilling wells, lost circulation, barite sagging, shale swelling, and formation damage are critical problems for the industry. These problems can be controlled by designing appropriate drilling fluids and lost circulation ... -
Enabling Increased Delithiation Rates in Silicon-Based Anodes through Alloying with Phosphorus
(Peer reviewed; Journal article, 2022)The capability of battery materials to deliver not only high lithium storage capacity, but also the ability to operate at high charge/discharge rates is an essential property for development of new batteries. In the present ... -
Quantifying the effect of color processing on blood and damaged tissue detection in Whole Slide Images
(Chapter, 2022)Histological tissue examination has been a longstanding practice for cancer diagnosis where pathologists identify the presence of tumors on glass slides. Slides acquired from laboratory routine may contain unintentional ... -
En mann i 50-årene med smerter i hode, nakke og øregang
(Journal article, 2022)En mann med hodepine, nakkesmerter og plager fra venstre øre fikk påvist en lesjon i cervikalcolumna etter seks måneder med økende symptomer. Omfattende utredning og behandling med behov for vevsprøver og nevrokirugi ledet ... -
Phosphonated Lower-Molecular-Weight Polyethyleneimines as Oilfield Scale Inhibitors: An Experimental and Theoretical Study
(Peer reviewed; Journal article, 2022)For many years, amino methylenephosphonate (-CH2-N-PO3H2)-based scale inhibitors (SIs) have been deployed for preventing various scales in the oil and gas industry, particularly for squeeze treatment applications. However, ... -
Can methane pyrolysis based hydrogen production lead to the decarbonisation of iron and steel industry ?
(Peer reviewed; Journal article, 2021)Decarbonisation of the iron and steel industry would require the use of innovative low-carbon production technologies. Use of 100% hydrogen in a shaft furnace (SF) to reduce iron ore has the potential to reduce emissions ... -
Aeromedical retrieval services characteristics globally: a scoping review
(Peer reviewed; Journal article, 2022)Background Aeromedical emergency retrieval services play an important role in supporting patients with critical and often life-threatening clinical conditions. Aeromedical retrieval services help to provide fast access ... -
Multi-functional oilfield production chemicals: maleic-based polymers for gas hydrate and corrosion inhibition
(Peer reviewed; Journal article, 2021)Several chemical problems can occur during the production of oil and gas through flow lines. This includes corrosion, scale deposition and gas hydrate plugging. Three separate chemicals may be needed to treat these issues. ... -
Investigation of the Antiscaling Performance of Phosphonated Chitosan for Upstream Petroleum Industry Application
(Peer reviewed; Journal article, 2021)Scale deposition is one of the main water-based production problems in the upstream oil and gas industry. Few environmentally friendly scale inhibitors show good thermal stability as well as calcium compatibility. We report ... -
Challenges to the implementation of in situ simulation at HEMS bases: a qualitative study of facilitators’ expectations and strategies
(Peer reviewed; Journal article, 2021)Introduction Facilitators play an essential role in simulation-based training on helicopter emergency medical services (HEMS) bases. There is scant literature about the barriers to the implementation of simulation training ... -
Assessing Trauma Management in Urban and Rural Populations in Norway: A National Register-Based Research Protocol
(Peer reviewed; Journal article, 2022)Background: Time is considered an essential determinant in the initial care of trauma patients. In Norway, response time (ie, time from dispatch center call to ambulance arrival at scene) is a controversial national quality ... -
Oxyvinylenelactam Polymers-A New Class of Lactam-Based Kinetic Hydrate Inhibitor Polymers
(Peer reviewed; Journal article, 2022)The deployment of kinetic hydrate inhibitors (KHIs) is a chemical method for the prevention of gas hydrate plugging in gas, condensate, and oil production flow lines. Polymers made using the monomer N-vinylcaprolactam ... -
Leveraging Synergies by Combining Polytetrafluorethylene with Polyvinylidene Fluoride for Solvent-Free Graphite Anode Fabrication
(Peer reviewed; Journal article, 2022)Solvent-free graphite anode is fabricated successfully with the synergistic effect of polytetrafluorethylene (PTFE) and polyvinylidene fluoride (PVDF). PTFE acts as a processing aid reagent to form a self-supporting electrode ... -
Alternative setting materials for primary cementing and zonal isolation – Laboratory evaluation of rheological and mechanical properties
(Peer reviewed; Journal article, 2021)Portland cement is the prime zonal isolation material used in hydrocarbon wells and its utilization has been extended to geothermal, carbon sequestration and gas storage wells. Despite the vast quantity of research activities ... -
Non-precious metal activated MoSi2N4 monolayers for high-performance OER and ORR electrocatalysts: A first-principles study
(Peer reviewed; Journal article, 2022)Developing high-performance electrocatalysts for oxygen evolution reaction (OER) and oxygen reduction reaction (ORR) is crucial for energy conversion and storage. Recently, a new type of two-dimensional material MoSi2N4 ... -
Constrained non-linear AVO inversion based on the adjoint-state optimization
(Peer reviewed; Journal article, 2022)Pre-stack AVO inversion of seismic data is a modeling tool for estimating subsurface elastic properties. Our focus is on the model-based inversion method where then unknown variables are estimated by minimizing the misfit ... -
Efficient Electrochemical Reduction of CO2 to CO by Ag-Decorated B-Doped g-C3N4: A Combined Theoretical and Experimental Study
(Peer reviewed; Journal article, 2022)Electrochemical CO2 reduction (ECR) has received great attention in energy conversion and CO2 mitigation. In recent years, graphitic carbon nitride (g-C3N4) has been regarded as a very promising support for metal nanoparticles ... -
Non-Amide Polymers as Kinetic Hydrate Inhibitors-Maleic Acid/ Alkyl Acrylate Copolymers and the Effect of pH on Performance
(Peer reviewed; Journal article, 2021)Kinetic hydrate inhibitors (KHIs) have been used for over 25 years to prevent gas hydrate formation in oil and gas production flow lines. The main component in KHI formulations is a water-soluble polymer with many amphiphilic ... -
Establishing quality indicators for prehospital advanced airway management: a modified nominal group technique consensus process
(Peer reviewed; Journal article, 2021)Background: Prehospital advanced airway management is a complex intervention composed of numerous steps, interactions, and variables that can be delivered to a high standard in the prehospital setting. Standard research ... -
The effect of laser surface melting on the retained austenite and wear properties of AISI D2 tool steel
(Peer reviewed; Journal article, 2021)In this study the effect of laser surface melting (LSM) on the amount of retained austenite, hardness and wear resistance of AISI D2 steel was investigated utilizing hardness test, X-ray diffraction (XRD), pin on disk wear ...