Results 51 to 60 of about 6,001,787 (300)

Rolling Bearing Incipient Fault Detection Based on a Multi-Resolution Singular Value Decomposition

open access: yesApplied Sciences, 2019
The periodic impulse characteristics caused by rolling bearing damage are weak in the incipient failure stage. Thus, these characteristics are always drowned out by background noise and other harmonic interference.
Jiesi Luo, Shaohui Zhang
doaj   +1 more source

Characteristics of Impulse Discharges in Wet Soil

open access: yesThe Transactions of The Korean Institute of Electrical Engineers, 2017
This paper presents the experimental results related to soil ionization and electrical breakdown in a concentric hemispherical electrode system under lightning impulse voltages. Dynamic voltage-current and impedance-time characteristics of soil ionization were measured and analyzed. Also the electrical breakdowns of the soil gap were investigated.
Hoe-Gu Kim, Bok-Hee Lee
openaire   +2 more sources

Which impulse response function? [PDF]

open access: yes, 2011
This paper compares standard and local projection techniques in the production of impulse response functions both theoretically and empirically. Through careful selection of a structural decomposition, the comparison continues to an application of US ...
Ronayne, David
core  

Attitudes of cancer patients toward ctDNA‐based liquid biopsy for follow‐up

open access: yesMolecular Oncology, EarlyView.
This mixed‐methods study explored cancer patients' experiences, knowledge, and preferences regarding ctDNA‐based liquid biopsy for follow‐up. Awareness of ctDNA was low and recall of previous liquid biopsy was imperfect, yet acceptance was high.
Siddharth Chhajlani   +7 more
wiley   +1 more source

Overcoming platinum resistance by the disulfiram metabolite CuET in novel preclinical models of human carcinomas

open access: yesMolecular Oncology, EarlyView.
Cisplatin‐resistant cancer cells survive DNA‐damaging platinum‐based treatment yet remain sensitive to CuET‐induced proteotoxic stress. The distinct mechanism of action allows CuET to overcome and eliminate cisplatin‐resistant tumour cells, unless highly expressed metallothioneins (MTs) interfere with CuET, thereby highlighting MT levels as candidate ...
Stefanos Arampatzis   +20 more
wiley   +1 more source

Influence of Pulse Interval on Soil Dispersion Characteristics under Continuous Impulse

open access: yesAdvances in Electrical and Computer Engineering
Under continuous lightning strikes, the impulse dispersion characteristics of grounding devices more effectively indicate the effectiveness of tower grounding for lightning protection.
CAO, W.   +4 more
doaj   +1 more source

Malformin A1–mediated cytotoxicity in ovarian cancer cells occurs through pyroptosis and autophagy

open access: yesFEBS Open Bio, EarlyView.
This study investigated the effects of the natural compound Malformin A1 (MA1) on the cytoskeleton that regulates cell proliferation and migration. Disruption of the cytoskeleton can impair these processes and promote cancer cell death. MA1 disrupted cytoskeletal organization, induced DNA damage, inflammation, activated autophagy, and pyroptosis ...
Nada Abdullah Hassan   +11 more
wiley   +1 more source

Evaluation of Impulse Unloading Efficiency Pertaining to APS Power Block Turbine for Higher Dynamic Steadiness

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2012
The paper considers the influence of impulse unloading of APS power block turbine on its dynamic steadiness. The performed calculations while simulating four various impulse turbine characteristics have shown that the highest effect is obtained while ...
Yu. D. Filipchik
doaj   +1 more source

Numerical Investigation on Hydrodynamic Characteristics of Landslide-Induced Impulse Waves in Narrow River-Valley Reservoirs

open access: yesIEEE Access, 2020
Landslide-induced impulse waves in a river-valley reservoir region have become a serious threat to life and property intactness. Compared with previous studies focusing on landslides in open-water regions, this article systematically carried out ...
Bin Deng, He Tao, Changbo Jiang, Ke Qu
doaj   +1 more source

The C‐terminal truncated splicing variant of NK1R negatively modulates substance P‐stimulated NK1R signaling

open access: yesFEBS Open Bio, EarlyView.
The neurokinin 1 receptor exists as full‐length (NK1L) and C‐terminally truncated (NK1S) splice variants. We show that NK1S heterodimerizes with NK1L, impairing Gαq coupling and Ca2+ mobilization while enhancing β‐arrestin1 recruitment. NK1S suppresses substance P‐driven gene expression and cell migration, revealing NK1S as an endogenous biased ...
Lan Phuong Nguyen   +8 more
wiley   +1 more source

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