Results 81 to 90 of about 12,380 (234)

Mechanisms and Advanced Characterizations for Urea Electrosynthesis

open access: yesEcoEnergy, EarlyView.
In this review, various mechanisms and the advanced characterizations involved in urea electrosynthesis are summarized. Furthermore, the outlook on the future potential, the challenges, and scope of these techniques for developing the urea electrosynthesis route are discussed, paving the way for the green synthesis of urea and other important chemicals.
Chu Zhang   +5 more
wiley   +1 more source

Intermediate mass black holes in AGN disks II. Model predictions & observational constraints [PDF]

open access: yes, 2014
If intermediate mass black holes (IMBHs) grow efficiently in gas disks around supermassive black holes, their host active galactic nucleus (AGN) disks should exhibit myriad observational signatures.
Ford, K. E. S.   +4 more
core   +2 more sources

Flame‐Retardant Bio‐Based Thermo‐Flexible Phase‐Change Composites with Antivibration and Low‐Contact Resistance for Advanced Battery Thermal Management

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Flame‐retardant bio‐based thermo‐flexible phase‐change composites for advanced battery thermal management. Batteries face critical challenges in thermal management, including overheating risks, poor interfacial contact, and mechanical vibration–induced performance attenuation.
Shichao Feng   +7 more
wiley   +1 more source

Ultra‐High Strength and Environmentally Stable Fluorinated Solid‐State Ion‐Conductive Elastomers with Folding‐Paper‐Structured Triboelectric Nanogenerators for Wave Energy Harvesting

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
In this work, a polyurethane‐based fluorinated SICEs with excellent mechanical properties (7.35 MPa and 61.4 MJ m−3), conductivity (4.2 × 10−4 S cm−1), and harsh environmental resistance were prepared by a “three birds with one stone” strategy that combines multiple interactions with fluorine effects. The paper‐folding TENG is capable of harvesting not
Zequan Li   +9 more
wiley   +1 more source

Separable Roles for a Caenorhabditis elegans RMI1 Homolog in Promoting and Antagonizing Meiotic Crossovers Ensure Faithful Chromosome Inheritance.

open access: yesPLoS Biology, 2016
During the first meiotic division, crossovers (COs) between homologous chromosomes ensure their correct segregation. COs are produced by homologous recombination (HR)-mediated repair of programmed DNA double strand breaks (DSBs). As more DSBs are induced
Marlène Jagut   +13 more
doaj   +1 more source

Heteroduplex DNA position defines the roles of the Sgs1, Srs2, and Mph1 helicases in promoting distinct recombination outcomes. [PDF]

open access: yesPLoS Genetics, 2013
The contributions of the Sgs1, Mph1, and Srs2 DNA helicases during mitotic double-strand break (DSB) repair in yeast were investigated using a gap-repair assay.
Katrina Mitchel   +2 more
doaj   +1 more source

A new mechanism for non-locality from string theory: UV-IR quantum entanglement and its imprints on the CMB [PDF]

open access: yes, 2008
Puff field theories (PFT) arise as the decoupling limits of D3 branes in a Melvin universe and exhibit spatially non-local dynamics. Unlike other realizations of non-locality in string theory, PFTs have full SO(3) rotational symmetry.
Minton, Gregory, Sahakian, Vatche
core   +3 more sources

Flexible Phase Change Bandage Incorporated With Zeolite for Temperature‐Controlled Wound Hemostasis

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A novel flexible hemostatic phase change bandage (HPB) was designed and constructed through chemical cross‐linking and electrospinning to mitigate thermal injury and broaden the application of PCMs in the medical field. Furthermore, the flexible HPB shows thermal stability, strong mechanical strength, excellent infiltration, and reliable thermal ...
Xinyu Zhang   +8 more
wiley   +1 more source

Rad51/Dmc1 paralogs and mediators oppose DNA helicases to limit hybrid DNA formation and promote crossovers during meiotic recombination [PDF]

open access: yes, 2014
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original ...
Lorenz, Alexander   +3 more
core   +1 more source

Synergistic Modulation of Conductivity and Oxidation Stability in SiHfBCN Ceramics via UV‐Assisted Structural Evolution

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A quinary UV‐curable SiHfBCN ceramic photoresist with high ceramic yield enhanced is developed through sequential molecular design for high‐temperature sensing coatings. The elevated interconnected conductive network induced by chemically bonded carboxylated MWCNTs enables the pyrolyzed ceramics' enhanced conductivity and excellent oxidation stability.
Xiyue Zhu   +8 more
wiley   +1 more source

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