Results 1 to 10 of about 12,211 (257)

Kinetic classification of posterior semicircular canal canalithiasis based on quantitative nystagmus parameters and its predictive value for the need of a second Epley maneuver: a retrospective quantitative analysis of 60 patients [PDF]

open access: yesFrontiers in Neurology
ObjectiveTo classify the kinetic state of otoconia in canalithiasis according to the slow phase velocity (SPV) of nystagmus during the Dix‑Hallpike test in patients with posterior semicircular canal benign paroxysmal positional vertigo (PSC‑BPPV), and to
Jing Chen, Shuo Yang
doaj   +2 more sources

Public health data collected by PulseNet support a role for spv genes in cases of bacteremia caused by Salmonella Typhimurium and I 4,[5],12:i:- [PDF]

open access: yesMicrobiology Spectrum
Nontyphoidal Salmonella enterica (NTS) infections in humans typically present as self-limiting gastroenteritis, but a small percentage progress to extraintestinal illness, including bacteremia.
Aimee R. P. Tierney   +7 more
doaj   +2 more sources

Stratospheric polar vortex shapes Arctic surface climate via a radiative pathway [PDF]

open access: yesNature Communications
The Arctic stratospheric polar vortex (SPV) is known to influence winter surface climate through dynamical coupling. Here, we demonstrate that beyond this established pathway, variations in SPV strength also modulate Arctic high clouds, inducing ...
Yan Xia   +7 more
doaj   +2 more sources

Solar photovoltaic module performance characterisation using single diode modeling [PDF]

open access: yesE3S Web of Conferences, 2020
Single or double diode electrical modeling of SPV module gives valuable results which will help to identify the exact behavior of SPV module under the normal operating condition.
Sayyad Javed K., Nasikkar Paresh S.
doaj   +1 more source

Evaluation of rapid detection and investigation of the presence of spv operon virulence genes in Salmonella isolates using simplex PCR and multiplex PCR molecular methods [PDF]

open access: yesĀsīb/shināsī-i Darmāngāhī-i Dāmpizishkī, 2020
The traditional methods of diagnosing Salmonella which are time-consuming and sometimes problematic, are still used to identify Salmonella serotypes in clinical and food samples, but with the invention of rapid molecular detection methods, these problems
Somayeh Yazdi-Amirkhiz   +2 more
doaj   +1 more source

Universal Digital Probe Electrometer for Testing Semiconductor Wafers

open access: yesПриборы и методы измерений, 2023
Non-contact electrical methods are widely used for research and control of semiconductor wafers. The methods are usually based on surface potential measurement (CPD) in combination with illumination and/or deposition of charges on the sample using a ...
A. L. Zharin   +3 more
doaj   +1 more source

Lower spinal postural variability during laptop-work in subjects with cervicogenic headache compared to healthy controls

open access: yesScientific Reports, 2021
Spinal postural variability (SPV) is a prerequisite to prevent musculoskeletal complaints during functional tasks. Our objective was to evaluate SPV in cervicogenic headache (CeH) since CeH is characterized by such complaints.
Sarah Mingels   +4 more
doaj   +1 more source

Performance evaluation of solar panels under different dust accumulation conditions using thermography: focusing on PV temperature variation

open access: yesMaterials for Renewable and Sustainable Energy, 2023
Degradation performance of photovoltaic modules (SPV) by real conditions has become increasingly problematic. In dusty areas, dust accumulation is one of the main concerns that may cause a significant determination of SPV efficiency. In the current study,
Gomaa Galal Abd El-wahhab   +5 more
doaj   +1 more source

Sempervirine Mediates Autophagy and Apoptosis via the Akt/mTOR Signaling Pathways in Glioma Cells

open access: yesFrontiers in Pharmacology, 2021
The potential antitumor effects of sempervirine (SPV), an alkaloid compound derived from the traditional Chinese medicine Gelsemium elegans Benth., on different malignant tumors were described in detail.
Gaopan Li   +12 more
doaj   +1 more source

Cross-sectional Kelvin probe force microscopy on III–V epitaxial multilayer stacks: challenges and perspectives

open access: yesBeilstein Journal of Nanotechnology, 2023
Multilayer III–V-based solar cells are complex devices consisting of many layers and interfaces. The study and the comprehension of the mechanisms that take place at the interfaces is crucial for efficiency improvement.
Mattia da Lisca   +6 more
doaj   +1 more source

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