Results 41 to 50 of about 176,178 (304)

Polyoxometalate (POM)-layered double hydroxides (LDH) composite materials: design and catalytic applications [PDF]

open access: yes, 2017
Layered double hydroxides (LDHs) are an important large class of two-dimensional (2D) anionic lamellar materials that possess flexible modular structure, facile exchangeability of inter-lamellar guest anions and uniform distribution of metal cations in ...
Li, Tengfei   +2 more
core   +1 more source

Cooperative CO2 Absorption Isotherms from a Bifunctional Guanidine and Bifunctional Alcohol [PDF]

open access: yesACS Central Science, 2017
Designing new liquids for CO2 absorption is a challenge in CO2 removal. Here, achieving low regeneration energies while keeping high selectivity and large capacity are current challenges. Recent cooperative metal-organic frameworks have shown the potential to address many of these challenges.
Rachel Steinhardt   +6 more
openaire   +3 more sources

Bifunctional earth-abundant phosphate/phosphide catalysts prepared via atomic layer deposition for electrocatalytic water splitting [PDF]

open access: yes, 2019
The development of active and stable earth-abundant catalysts for hydrogen and oxygen evolution is one of the requirements for successful production of solar fuels.
Dendooven, Jolien   +7 more
core   +2 more sources

The Characterization and Modification of a Novel Bifunctional and Robust Alginate Lyase Derived from Marinimicrobium sp. H1

open access: yesMarine Drugs, 2019
Alginase lyase is an important enzyme for the preparation of alginate oligosaccharides (AOS), that possess special biological activities and is widely used in various fields, such as medicine, food, and chemical industry.
Junjun Yan   +7 more
doaj   +1 more source

Temperature-sensitive protein–DNA dimerizers [PDF]

open access: yes, 2005
Programmable DNA-binding polyamides coupled to short peptides have led to the creation of synthetic artificial transcription factors. A hairpin polyamide-YPWM tetrapeptide conjugate facilitates the binding of a natural transcription factor Exd to an ...
Ansari, Aseem Z.   +6 more
core   +1 more source

Identification and Characterization of a Novel Hyperthermostable Bifunctional Cellobiohydrolase- Xylanase Enzyme for Synergistic Effect With Commercial Cellulase on Pretreated Wheat Straw Degradation

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
The novel cellobiohydrolase gene ctcel7 was identified from Chaetomium thermophilum, and its recombinant protein CtCel7, a member of glycoside hydrolase family 7, was heterologously expressed in Pichia pastoris and biochemically characterized.
Chao Han   +5 more
doaj   +1 more source

Experimental demonstration of a multiphysics cloak: manipulating heat flux and electric current simultaneously

open access: yes, 2014
In past years, triggered by their successful realizations in electromagnetics, invisible cloaks have experienced rapid development and have been widely pursued in many different fields, though so far only for a single physical system.
He, Sailing   +4 more
core   +1 more source

A Review of Biomaterials Based on High-Entropy Alloys

open access: yesMetals, 2022
Due to its great amount of microstructure and property possibilities as well as its high thermodynamic stability and superior mechanical performance, the new class of material known as high-entropy alloys (HEAs) has aroused great interest in the research
Thiago Gonçalves de Oliveira   +4 more
doaj   +1 more source

Thiosemicarbazone- and Thiourea-Functionalized Calix[4]arenes in cone and 1,3-alternate Conformations: Receptors for the Recognition of Ions

open access: yesChemosensors
In this research we have synthesized and evaluated five calix[4]arene-based receptors functionalized with thiosemicarbazone or thiourea groups, incorporating pyridinyl naphthalene or triazolopyridine chromophores in 1,3-alternate, pinched cone and cone ...
Andrés Ochoa   +4 more
doaj   +1 more source

Integrating Horizontal Gene Transfer and Common Descent to Depict Evolution and Contrast It with ‘‘Common Design [PDF]

open access: yes, 2010
Horizontal gene transfer (HGT) and common descent interact in space and time. Because events of HGT co-occur with phylogenetic evolution, it is difficult to depict evolutionary patterns graphically. Tree-like representations of life’s diversification are
Espinosa, Avelina   +1 more
core   +2 more sources

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