Results 11 to 20 of about 288,849 (224)

A small footprint couch‐top support device for image‐guided radiotherapy of heavy patients

open access: yesJournal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract Purpose Patients with body weights close to or above 400 lbs present unique challenges in radiation therapy since the weight limit of most treatment couches decreases as the couch‐top extends toward the treatment gantry. The purpose of this work was to develop a small footprint couch‐top support platform to safely perform image‐guided ...
Huixiao Chen   +5 more
wiley   +1 more source

Does long‐term phenytoin have a place in Dravet syndrome?

open access: yesAnnals of Clinical and Translational Neurology, Volume 9, Issue 12, Page 2036-2040, December 2022., 2022
Abstract Anti‐seizure medications that block sodium channels are generally considered contraindicated in Dravet syndrome. There is, however, considerable debate about the sodium‐channel blocker phenytoin, which is often used for status epilepticus, a frequent feature of Dravet syndrome.
George A. Zographos   +2 more
wiley   +1 more source

A method for measuring meaningful physiological variables in fish blood without surgical cannulation

open access: yesScientific Reports, 2023
Gaining meaningful blood samples from water-breathing fish is a significant challenge. Two main methods typically used are grab ‘n’ stab and surgical cannulation. Both methods have benefits, but also significant limitations under various scenarios.
William George. Davison   +3 more
doaj   +1 more source

Analysis of cellular responses of macrophages to zinc ions and zinc oxide nanoparticles: a combined targeted and proteomic approach [PDF]

open access: yesNanoscale 6, 11 (2014) 6102-14, 2014
Two different zinc oxide nanoparticles, as well as zinc ions, are used to study the cellular responses of the RAW 264 macrophage cell line. A proteomic screen is used to provide a wide view of the molecular effects of zinc, and the most prominent results are cross-validated by targeted studies.
arxiv   +1 more source

Evaluation of Excavation-Damaged Zone around Underground Tunnels by Theoretical Calculation and Field Test Methods

open access: yesEnergies, 2019
Excavation-damaged zones (EDZs) induced in underground mining and civil engineering potentially threaten tunnel safety and stability, and increase construction and support costs. In this paper, an investigation of the excavation damaged zone (EDZ) around
Ming Tao   +5 more
doaj   +1 more source

Cryptomelane-Type KMn8O16 as Potential Cathode Material — for Aqueous Zinc Ion Battery

open access: yesFrontiers in Chemistry, 2018
Aqueous battery has been gained much more interest for large-scale energy storage fields due to its excellent safety, high power density and low cost.
Jiajie Cui   +11 more
doaj   +1 more source

The critical importance of pulp concentration on the flotation of galena from a low grade lead–zinc ore

open access: yesJournal of Materials Research and Technology, 2016
The Qixia orebody is a complex lead–zinc sulfide system with pyrite gangue and minor amounts of copper. In order to improve the flotation results, laboratory scale flotation testing of ore samples taken from this operation was performed.
Xianping Luo   +5 more
doaj   +1 more source

Decoding the Mechanisms of Reversibility Loss in Rechargeable Zinc-Air Batteries [PDF]

open access: yes, 2023
Attaining high reversibility of electrodes and electrolyte is essential for the longevity of secondary batteries. Rechargeable zinc-air batteries (RZABs), however, encounter drastic irreversible changes in the zinc anodes and air cathodes during cycling.
arxiv   +1 more source

Modern trends of geodetic measurements in the underground mine 'Sasa' of lead and zinc ore [PDF]

open access: yesMining and Metallurgy Engineering Bor, 2016
This paper gives an overview of development the modern trends of geodetic measurements in the underground mine of lead and zinc ore 'Sasa' in Makedonska Kamenica.
Mijalkovski Stojance   +3 more
doaj   +1 more source

Low-energy structures of zinc borohydride Zn(BH$_4$)$_2$ [PDF]

open access: yesPhys. Rev. B 86, 224110 (2012), 2012
We present a systematic study of the low-energy structures of zinc borohydride, a crystalline material proposed for the hydrogen storage purpose. In addition to the previously proposed structures, many new low-energy structures of zinc borohydride are found by utilizing the minima-hopping method.
arxiv   +1 more source

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