Results 71 to 80 of about 1,835,670 (328)

Analysis of single server repairable queueing system with many kinds of service, single working vacation and standby server [PDF]

open access: yesYugoslav Journal of Operations Research
We consider a single server queueing model in which the customers arrive according to a Markovian Arrival Process (MAP). We modeled this queueing system with many kinds of service where the customers can choose any kind from the server.
Baby Saroja K., Suvitha V.
doaj   +1 more source

How Wikipedia Can Overcome the Great Firewall of China [PDF]

open access: yes, 2006
Oil is the main insulation in power transformers and over long time of ageing its insulation properties can change. In this paper ageing of oil due to the exposure to electric discharges was investigated.
Edin, Hans   +2 more
core   +1 more source

The thermopower as a fingerprint of the Kondo breakdown quantum critical point

open access: yes, 2010
We propose that the thermoelectric power distinguishes two competing scenarios for quantum phase transitions in heavy fermions : the spin-density-wave (SDW) theory and breakdown of the Kondo effect.
C. Pépin, G. D. Mahan, K.-S. Kim
core   +1 more source

Preparation and characterization of renal cell peptides from fetal rats for their antitumor activity

open access: yesFEBS Open Bio, EarlyView.
This study aimed to prepare renal cells (RCs) from fetal rats which were digested by enzymes. Candidate peptides RCPs were characterized by capillary HPLC and MS and their bioactivity was predicted using peptideranker. The predicted top 10 bioactive peptides were synthesized.
Zhe Zhang   +6 more
wiley   +1 more source

Breakdown of electroneutrality in nanopores

open access: yesJournal of Colloid and Interface Science, 2020
Ion transport in extremely narrow nanochannels has gained increasing interest in recent years due to its unique physical properties, and the technological advances that allow us to study them. It is tempting to approach this regime with the tools and knowledge developed for wider microfluidic devices and use continuum models like the Poisson-Nernst ...
Levy, Amir   +2 more
openaire   +6 more sources

Ro 31‐8220 suppresses bladder cancer progression via enhancing autophagy in vitro and in vivo

open access: yesFEBS Open Bio, EarlyView.
The pan‐protein kinase C inhibitor Ro‐31‐8220 demonstrates potent anti‐bladder cancer effects both in vitro and in vivo by suppressing migration/invasion, inducing apoptosis and crucially activating autophagy, where blocking autophagy with chloroquine reduces its cell‐killing efficacy, suggesting its promise as a novel therapeutic candidate requiring ...
Shengjun Fu   +12 more
wiley   +1 more source

Effect of Crystalline Morphology on Electrical Tree Growth Characteristics of High-Density and Low-Density Polyethylene Blend Insulation

open access: yesIEEE Access, 2020
The electrical tree initiation and propagation behaviors are a key issue for the polyethylene-based cable insulation. This paper focuses on the effect of crystalline morphology on electrical tree growth characteristics of high-density and low-density ...
Zhonglei Li   +4 more
doaj   +1 more source

Model-Independent Analysis of Soft Terms in Effective Supergravity and in String Theory

open access: yes, 1993
We discuss supersymmetry breakdown in effective supergravities such as emerge in the low-energy limit of superstring theory. Without specifying the precise trigger of the breakdown, we analyse the soft parameters in the Lagrangian of the supersymmetrized
Amati   +36 more
core   +2 more sources

Polydatin ameliorates ovalbumin‐induced asthma in a rat model through NCOA4‐mediated ferroautophagy and ferroptosis pathway

open access: yesFEBS Open Bio, EarlyView.
In this research, a rat model of asthma was created using OVA, and polydatin served as an intervention. By inhibiting ferroautophagy mediated by NCOA4 and averting ferroptosis, polydatin has been demonstrated to reduce asthma. This work presents new ideas for investigating the mechanism of polydatin's ability to alleviate asthma, in addition to ...
Wei Li   +5 more
wiley   +1 more source

Effect of Frequency on Degradation in BOPP Films Under Repetitively Pulsed Voltage

open access: yesCSEE Journal of Power and Energy Systems
Operating conditions of film capacitors are complex, and the problem of film insulation failure caused by repetitively pulsed voltage is becoming ever serious.
Chuansheng Zhang   +5 more
doaj   +1 more source

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