Results 51 to 60 of about 1,223,012 (248)

Minority carrier lifetime mapping of solar cells [PDF]

open access: yes, 2011
The minority carrier lifetime distribution across silicon solar cells was investigated using variations of the open circuit voltage decay method. This was performed on monocrystalline, polycrystalline and amorphous silicon solar cells. Light from a white
Fisher, Rebbeca
core  

Perancangan Sistem Monitoring Remaining Useful Lifetime Pada Motor Induksi

open access: yes, 2021
Tugas akhir ini bertujuan untuk merancang sistem monitoring remaining useful lifetime pada motor induksi. Untuk memenuhi tujuan tugas akhir tersebut, langkah awal dari tugas akhir ini adalah merancang pemodelan motor induksi pada software Matlab2020a ...
Anggoh, David Joel Joshua Lermans
core  

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

Adaptive Res-LSTM Attention-based Remaining Useful Lifetime Prognosis of Rolling Bearings

open access: yesInternational Journal of Prognostics and Health Management
Predicting the Remaining Useful Lifetime (RUL) of bearings is crucial for the maintenance and reliability of rotating machinery. This paper presents a novel approach utilizing PRONOSTIA and XJTU-SY datasets for RUL prediction.
Boubker Najdi   +2 more
doaj   +1 more source

A covariance-based test for shared frailty in multivariate lifetime data [PDF]

open access: yes, 2012
We decompose the score statistic for testing for shared finite variance frailty in multivariate lifetime data into marginal and covariance-based terms.
Kimber, Alan, Sarker, Shah-Jalal
core   +1 more source

Nutrient/TOR signaling controls adipose mitochondrial transcription factor A (TFAM) to regulate organismal growth in Drosophila

open access: yesFEBS Letters, EarlyView.
Animals must match their growth rate to available nutrients. We show that in Drosophila larvae, the nutrient‐sensing TOR kinase controls growth by regulating levels of TFAM, a key regulator of mitochondrial function, in the adipose tissue. When nutrients are abundant, high TOR activity suppresses TFAM, lowering mitochondrial bioenergetic activity and ...
Shrivani Sriskanthadevan‐Pirahas   +4 more
wiley   +1 more source

Uncertainty Quantification in Small-Timescale Model-Based Fatigue Crack Growth Analysis Using a Stochastic Collocation Method

open access: yesMetals, 2020
Due to the uncertainties originating from the underlying physical model, material properties and the measurement data in fatigue crack growth (FCG) processing, the prediction of fatigue crack growth lifetime is still challenging.
Hesheng Tang, Xueyuan Guo, Songtao Xue
doaj   +1 more source

Liver organoids: modelling complexity in homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Studying liver in vitro has been challenging because simple 2D cell cultures fail to capture liver's cellular and architectural complexity. To bridge this gap, scientists increasingly use organoids, 3D liver models which better mimic liver composition and function. This review examines recent advances in liver organoid complexity and realism, discusses
Anna M. Dowbaj, Meritxell Huch
wiley   +1 more source

Remaining-lifetime age-structured branching processes [PDF]

open access: yes
We study age-structured branching models with reproduction law depending on the remaining lifetime of the parent. The lifespan of an individual is decided at its birth and its remaining lifetime decreases at the unit speed.
Cheng, Ziling, Li, Zenghu
core   +1 more source

The microbiome in human skin aging

open access: yesFEBS Letters, EarlyView.
Age‐related skin changes encompass the well‐known visible phenotypic alterations, together with microbiome dysbiosis and a series of molecular aging hallmarks. These hallmarks characterize not only a fully stablished aged phenotype but also the skin aging process itself.
Manuel Huerta Arana   +3 more
wiley   +1 more source

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