Results 71 to 80 of about 4,300,559 (303)

Design and Analysis of Novel Ge-GeTe PN Junction for Photovoltaics [PDF]

open access: yes, 2016
The continuing rise in demand for energy places a similarly increasing demand to improve power production methods and efficiency. In regards to solar power generation, one major limiting factor with existing photovoltaic (PV) systems is the management of
Coutu, Ronald A., Jr.   +2 more
core   +2 more sources

Dammarenediol II enhances etoposide‐induced apoptosis by targeting O‐GlcNAc transferase and Akt/GSK3β/mTOR signaling in liver cancer

open access: yesMolecular Oncology, EarlyView.
Etoposide induces DNA damage, activating p53‐dependent apoptosis via caspase‐3/7, which cleaves PARP1. Dammarenediol II enhances this apoptotic pathway by suppressing O‐GlcNAc transferase activity, further decreasing O‐GlcNAcylation. The reduction in O‐GlcNAc levels boosts p53‐driven apoptosis and influences the Akt/GSK3β/mTOR signaling pathway ...
Jaehoon Lee   +8 more
wiley   +1 more source

On Products of Powers in Groups [PDF]

open access: yesProceedings of the American Mathematical Society, 1973
In this note we show that a product of N N h powers in a group cannot in general be expressed as a product of fewer N N th powers. This extends a result of Lyndon and Newman [1].
Lyndon, Roger   +2 more
openaire   +2 more sources

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Research on a Surface Roughness Measurement Under ResNet-Based Roughness Classification and Light-Section With Seam-Driven Image Stitching (RCLS)

open access: yesIEEE Open Journal of Instrumentation and Measurement
With the development of optics, light section method has become a feasible measurement for surface roughness, while the short sampling length is negative to the accuracy.
Huashen Guan   +3 more
doaj   +1 more source

Solar energy production forecasting through artificial neuronal networks, considering the Föhn, north and south winds in San Juan, Argentina

open access: yesThe Journal of Engineering, 2019
This study presents a method to predict a day-ahead solar irradiation curve, under extreme meteorological phenomena (Föhn, north and south winds), existing in the province of San Juan, Argentina.
Luis Carlos Parra Raffán   +2 more
doaj   +1 more source

Inequality, Market Power, and Product Diversity [PDF]

open access: yesSSRN Electronic Journal, 2003
Working paper / Institute for Empirical Research in Economics ...
Foellmi, Reto, Zweimüller, Josef
openaire   +7 more sources

The Impact of Power Training on Balance and Visual Feedback Removal [PDF]

open access: yes, 2019
Because power training has been known to augment stability, the purpose of this study was to assess whether the removal of visual input affects lower limb muscle power production in young women who are resistance trained to the same degree it affects the
Bouton, Juliana
core   +1 more source

Combined hydro-wind generation bids in a pool-based electricity market [PDF]

open access: yes, 2009
Present regulatory trends are promoting the irect participation of wind energy in electricity markets. The final result of these markets sets the production scheduling for the operation time, including a power commitment from the wind generators. However,
Angarita Márquez, Jorge Luis   +2 more
core   +4 more sources

Identification of serum protein biomarkers for pre‐cancerous lesions associated with pancreatic ductal adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This work identified serum proteins associated with pancreatic epithelial neoplasms (PanINs) and early‐stage PDAC. Proteomics screens assessed genetically engineered mice with abundant PanINs, KPC mice (Lox‐STOP‐Lox‐KrasG12D/+ Lox‐STOP‐Lox‐Trp53R172H/+ Pdx1‐Cre) before PDAC development and also early‐stage PDAC patients (n = 31), compared to benign ...
Hannah Mearns   +10 more
wiley   +1 more source

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