Results 81 to 90 of about 109,300 (351)

Exploring surface‐guided systems for intelligent breathing‐adapted four‐dimensional computed tomography: A comparison to infrared‐based reflective marker systems

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose This study evaluates the technical feasibility of adapting a surface monitoring system, designed for conventional four‐dimensional computed tomography (4DCT), to an intelligent, breathing‐adapted 4DCT and examines its potential to expand the currently limited range of supported surrogate systems.
Niklas Lackner   +4 more
wiley   +1 more source

Evidence of quantum dimer excitations in Sr$_3$Ir$_2$O$_7$ [PDF]

open access: yesPhys. Rev. B 92, 024405 (2015), 2015
The magnetic excitation spectrum in the bilayer iridate Sr$_3$Ir$_2$O$_7$ has been investigated using high-resolution resonant inelastic x-ray scattering (RIXS) performed at the iridium L$_3$ edge and theoretical techniques. A study of the systematic dependence of the RIXS spectrum on the orientation of the wavevector transfer, $\mathbf{Q}$, with ...
arxiv   +1 more source

Needs assessment of gossamer structures in communications platform end-of-life disposal [PDF]

open access: yes, 2013
The use of a gossamer structure is considered in application to end-of-life disposal of communications platforms. A wide-ranging survey of end-of-life disposal techniques and strategies is presented for comparison against a gossamer structure prior to a ...
Bewick, Charlotte   +2 more
core   +1 more source

Balancing activity, stability and conductivity of nanoporous core-shell iridium/iridium oxide oxygen evolution catalysts

open access: yesNature Communications, 2017
Production of affordable, clean hydrogen relies on efficient oxygen evolution, but improving catalytic performance for the reaction in acidic media is challenging.
Yong-Tae Kim   +12 more
doaj   +1 more source

Gold and palladium as indicators of an extraterrestrial component in the Cetaceous/Tertiary boundary layer at Woodside Creek and Chancet Quarry, Marlborough, New Zealand : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Earth Sciences at Massey University [PDF]

open access: yes, 1998
It is widely believed that a large meteorite approximately 10 km in diameter impacted Earth at the termination of the Cretaceous Period with cosmic velocity, vaporising itself, along with a greater mass of the terrestrial target rocks into a cloud of hot
Cook, Andrew William
core  

Early Language Impairment as an Integral Part of the Cognitive Phenotype in Huntington's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Huntington's disease (HD) speech/language disorders have typically been attributed to motor and executive impairment due to striatal dysfunction. In‐depth study of linguistic skills and the role of extrastriatal structures in HD is scarce.
Arnau Puig‐Davi   +13 more
wiley   +1 more source

Reconstitution of CXCR3+ CCR6+ Th17.1‐Like T Cells in Response to Ofatumumab Therapy in Patients With Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background and Objectives Ofatumumab, a fully human anti‐CD20 monoclonal antibody, is effective in reducing relapses and disability progression in patients with multiple sclerosis. This study aimed to examine immune profile changes associated with ofatumumab in a prospective cohort of Chinese patients with relapsing–remitting multiple ...
Shu Yang   +9 more
wiley   +1 more source

Huge anisotropic magneto-resistance in iridium atomic chains [PDF]

open access: yesarXiv, 2008
We analyze in this article the magneto-resistance ratio of finite and infinite iridium and platinum chains. Our calculations, that are based on a combination of non equilibrium Green function techniques and density functional theory, include a fully self-consistent treatment of non-collinear magnetism and of the spin-orbit interaction.
arxiv  

Pharmacokinetics, Efficacy, and Safety of Upadacitinib in Pediatric Patients With Polyarticular‐Course Juvenile Idiopathic Arthritis: An Interim Analysis of an Open‐Label, Phase 1 Trial

open access: yesArthritis Care &Research, EarlyView.
Objective This work aimed to evaluate the pharmacokinetics, efficacy, and safety of upadacitinib, an oral selective JAK inhibitor, in pediatric patients with polyarticular‐course juvenile idiopathic arthritis (pcJIA). Methods In an open‐label, phase 1 study (SELECT‐YOUTH), enrolled patients, aged 2 to <18 years with pcJIA, received body weight–based ...
Hermine I. Brunner   +12 more
wiley   +1 more source

Crystal structures of (η4-cycloocta-1,5-diene)bis(1,3-dimethylimidazol-2-ylidene)iridium(I) iodide and (η4-cycloocta-1,5-diene)bis(1,3-diethylimidazol-2-ylidene)iridium(I) iodide

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2020
The title complexes, (η4-cycloocta-1,5-diene)bis(1,3-dimethylimidazol-2-ylidene)iridium(I) iodide, [Ir(C5H8N2)2(C8H12)]I, (1) and (η4-cycloocta-1,5-diene)bis(1,3-diethylimidazol-2-ylidene)iridium(I) iodide, [Ir(C7H12N2)2(C8H12)]I, (2), were prepared ...
Chad M. Bernier   +2 more
doaj   +1 more source

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