Results 51 to 60 of about 148,720 (288)

3D‐Printed Sulfur‐Derived Polymers With Controlled Architectures for Lithium‐Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Rheology‐guided formulation design for direct ink writing enables the fabrication of 3D sulfur copolymer cathodes with controlled architectures for lithium‐sulfur batteries. The printed electrodes exhibit multiscale porosity and high sulfur utilization, delivering enhanced electrochemical performance compared to conventional cast electrodes.
Bin Ling   +7 more
wiley   +1 more source

Helium Star/Black Hole Mergers: a New Gamma-Ray Burst Model

open access: yes, 1998
We present a model for gamma-ray bursts (GRB's) in which a stellar mass black hole acquires a massive accretion disk by merging with the helium core of its red giant companion.
Abramowicz M. A.   +11 more
core   +1 more source

Neutrino-Accelerated Hot Hydrogen Burning [PDF]

open access: yes, 2006
We examine the effects of significant electron anti-neutrino fluxes on hydrogen burning. Specifically, we find that the bottleneck weak nuclear reactions in the traditional pp-chain and the hot CNO cycle can be accelerated by anti-neutrino capture ...
Chad T. Kishimoto   +2 more
core   +3 more sources

Oral Dosed Organo‐Silica Nanoparticles Restore Glucose Homeostasis and β‐Cell Function in Diabetes Rats

open access: yesAdvanced Functional Materials, EarlyView.
An oral nanoplatform, MOP@T@D, which can maintain glucose homeostasis and restore islet β cells in diabetic rats is developed. It achieves efficient intestinal absorption and liver‐targeted delivery. The nanoparticle disintegrates only in response to hyperglycemia to release insulin on demand and provides antioxidant protection through selenoprotein ...
Chenxiao Chu   +14 more
wiley   +1 more source

Grid integration feasibility and investment planning of offshore wind power under carbon-neutral transition in China

open access: yesNature Communications, 2023
Offshore wind power, with accelerated declining levelized costs, is emerging as a critical building-block to fully decarbonize the world’s largest CO2 emitter, China.
Xinyang Guo   +5 more
doaj   +1 more source

Crystal structures of trypanosoma brucei oligopeptidase B broaden the paradigm of catalytic regulation in prolyl oligopeptidase family enzymes [PDF]

open access: yes, 2013
Oligopeptidase B cleaves after basic amino acids in peptides up to 30 residues. As a virulence factor in bacteria and trypanosomatid pathogens that is absent in higher eukaryotes, this is a promising drug target.
Canning, Peter   +3 more
core   +3 more sources

Germanane Quantum Dots Promote Metabolic Reprogramming of Immune Cells Toward Regulatory T Cells and Suppress Inflammation In Vitro and In Vivo

open access: yesAdvanced Functional Materials, EarlyView.
Metabolic changes in immune cells direct the phenotype and function of the host immune system. Smart nanomaterials must target metabolic pathways to direct immune cell fate. This study reports the fabrication and first application of germanane quantum dots (GeHQDs) to modulate inflammation in vitro and in vivo.
Abhay Srivastava   +7 more
wiley   +1 more source

The impact of chaotic dynamic magnetic field on hydrogen production through water electrolysis

open access: yesSouth African Journal of Chemical Engineering
Green hydrogen obtained from green water electrolysis is a promising sustainable energy carrier. However, many technical burdens still presents including the electrocatalyst material.
Purnami Purnami   +5 more
doaj   +1 more source

Glucose Content of Sago Waste After Chloride Acid Pre- Treatment Hydrolysis For Bioethanol Production [PDF]

open access: yes, 2015
Indonesia is a country with abundant agricultural biological resources. One of the plants as a biological source is sago. Sago processing wastes such as bark and waste about 72%.
A, Agustina LN   +6 more
core  

Rational Device Design and Doping‐Controlled Performance in Fast‐Response π‐Ion Gel Transistors

open access: yesAdvanced Functional Materials, EarlyView.
π‐Ion gel transistors (PIGTs) achieve extraordinary transconductance and stability through device configuration optimization, high‐mobility conjugated polymer selection, and hole scavenger doping. The optimized PIGTs maintain performance on flexible substrates, enabling printed, fast‐response, and wearable electronics.
Masato Kato   +10 more
wiley   +1 more source

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