Results 41 to 50 of about 100,307 (296)

Maintenance Modeling for a Multi-State System Under Competing Failures and Imperfect Repairs

open access: yesMathematics
A condition-based maintenance modeling approach is proposed for a multi-state system under competing failures and imperfect repairs. The system experiences three states (normal, defective and failed) over its lifecycle. Two competing failure processes, i.
Yanjing Zhang, Xiaohua Meng
doaj   +1 more source

Repairing and meshing imperfect shapes with Delaunay refinement [PDF]

open access: yes2009 SIAM/ACM Joint Conference on Geometric and Physical Modeling, 2009
As a direct consequence of software quirks, designer errors, and representation flaws, often three-dimensional shapes are stored in formats that introduce inconsistencies such as small gaps and overlaps between surface patches. We present a new algorithm that simultaneously repairs imperfect geometry and topology while generating Delaunay meshes of ...
Oleksiy Busaryev   +2 more
openaire   +1 more source

Yeast pol4 promotes tel1-regulated chromosomal translocations. [PDF]

open access: yesPLoS Genetics, 2013
DNA double-strand breaks (DSBs) are one of the most dangerous DNA lesions, since their erroneous repair by nonhomologous end-joining (NHEJ) can generate harmful chromosomal rearrangements.
Jose F Ruiz   +4 more
doaj   +1 more source

Is non-homologous end-joining really an inherently error-prone process? [PDF]

open access: yesPLoS Genetics, 2014
DNA double-strand breaks (DSBs) are harmful lesions leading to genomic instability or diversity. Non-homologous end-joining (NHEJ) is a prominent DSB repair pathway, which has long been considered to be error-prone.
Mireille Bétermier   +2 more
doaj   +1 more source

Unobserved heterogeneity in stable imperfect repair models

open access: yesReliability Engineering & System Safety, 2020
Abstract This study investigates the effect of heterogeneity on the failures of repairable systems that undergo imperfect repairs, which are extensively used in reliability engineering. When considering a group of similar systems, the assumption that the repair processes are independent and identically distributed becomes questionable owing to the ...
Xingheng Liu   +3 more
openaire   +2 more sources

Clinical Insights Into Hypercalcemia of Malignancy in Childhood

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Hypercalcemia of malignancy (HCM) is a rare but life‐threatening metabolic emergency in children that occurs in less than 1% of pediatric cancer cases, with a reported incidence ranging from 0.4% to 1.0% across different studies. While it is observed in 10%–20% of adult malignancies, pediatric HCM remains relatively uncommon.
Hüseyin Anıl Korkmaz
wiley   +1 more source

Reconstruction of a long defect of the median nerve with a free nerve conduit flap

open access: yesArchives of Plastic Surgery, 2020
Upper limb nerve damage is a common condition, and evidence suggests that functional recovery may be limited following peripheral nerve repair in cases of delayed reconstruction or reconstruction of long nerve defects.
Andrea Campodonico   +3 more
doaj   +1 more source

How Does the Chinese Government Promote the Development of the Social Credit System?

open access: yesУправленческое консультирование, 2022
This paper introduces the four stages of the construction of China’s social credit system. In combination with the characteristics of the institutional system, this paper describes the specific practices adopted by the Chinese government to promote the ...
Yong Zhong
doaj   +1 more source

Financial Burden Associated With Hospitalisation Among Families of Childhood Brain Tumours in Australia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Families of children with cancer experience significant financial strain, even with universal healthcare. Indirect costs, such as productivity losses and non‐medical expenses, are rarely included in economic evaluations, and little is known about how effectively financial aid programmes alleviate this burden. Childhood brain tumours
Megumi Lim   +8 more
wiley   +1 more source

Проблеми енергозбереження при транспортуванні газу і подачі його споживачам [PDF]

open access: yes, 2007
Основное внимание уделено особенностям ремонта дефектных участков магистральных газопроводов без их остановки. При этом учтена форма тела трубы для монтажа усиливающих бандажей, дефектных стыков для монтажа двухслойных усиливающих герметических муфт ...
Гулька, П. П.
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