Results 91 to 100 of about 241,511 (301)

Molecular Appendix Adjusted Architectural Propagations of Red‐Light Controlled Macroscopic Photoactuating Performances

open access: yesAdvanced Robotics Research, EarlyView.
Amphiphilic chloroazobenzenes, bearing different amino acids as end groups alanine, phenylalanine, and valine, exhibit excellent photoisomerizations. Varying structures of three amino acid groups participate in supramolecular formations and therefore photoinduced morphological transformations via adjusting intermolecular interactions. These interaction
Shuangshuang Meng   +3 more
wiley   +1 more source

Aliphatic hydrocarbon content of interstellar dust

open access: yes, 2020
The mid-IR spectrum of the interstellar medium contains both aromatic and aliphatic hydrocarbon features. These are generally attributed to carbonaceous dust.
Günay B.   +3 more
core   +1 more source

Cold Orthogonal Translation: A Psychrophilic Pyrrolysyl‐tRNA Synthetase Boosts Genetic Code Expansion in E. coli

open access: yesAdvanced Science, EarlyView.
ABSTRACT Orthogonal translation systems (OTSs) enable site‐specific incorporation of non‐canonical amino acids (ncAAs) and are central to genetic code expansion. Current engineering strategies typically rely on hyperstable aminoacyl tRNA synthetase (aaRS) scaffolds to tolerate destabilizing mutations required for substrate diversification.
Nikolaj G. Koch   +4 more
wiley   +1 more source

High Enantioselective Organocatalytic Asymmetric Direct Aldol Reactions of Aldehydes with Long-Chain Aliphatic Ketones

open access: yes, 2009
Asymmetric organocatalysis have been developed explosively, since the pioneering work on proline-catalyzed asymmetric direct Aldol reaction reported by List, Barbas and coworkers[1].
高强, 李军, 李灿
core  

Aliphatic biomarkers distribution in crude oil-impacted soils: An environmental pollution indicator

open access: yes, 2016
The occurrence and distributions of aliphatic biomarkers in oil contaminated soils from Owaza, Niger Delta, Nigeria, were investigated by gas chromatography-mass spectrometry (GC-MS).
Sonibare, Oluwadayo O.   +4 more
core   +1 more source

Biolipid Film‐Fused Electrochemiluminescence for Multipurpose In Situ Bioassays

open access: yesAdvanced Science, EarlyView.
An ECL‐emissive, membrane‐interactive scaffold was fabricated, and facilely fused with natural and non‐native phospholipids into multifactorial mimicries of cytomembranes and vesicles for in vitro representative membrane‐process probing. Such a biointerface‐based, state‐sensitive ECL paradigm not only pinpointed proximal phenomena, including channeling
Jialiang Chen   +9 more
wiley   +1 more source

Biomimetic Polymerization of Tellurocysteine: Breaking the Natural Amino Acid Radioprotection Limitation

open access: yesAdvanced Science, EarlyView.
Inspired by natural amino acid polymer‐melanin systems, this study strategically incorporated tellurocysteine to develop advanced radiation‐shielding materials. This approach transformed the primary interaction mechanism between melanin‐based materials and incident photons from Compton scattering to the photoelectric effect. Tellurocysteine‐polymerized
Wei Chen   +6 more
wiley   +1 more source

Catalysis, substrate binding and specificity in the amidase from Nesterenkonia species

open access: yes, 2011
To investigate the structural determinants of NitN specificity on short aliphatic amide substrates by analyzing binding and interactions of these molecules with the NitN binding pocket.
Kimani, Serah
core  

Toward Flexible Printed Electronics: A Spider‐Silk‐Inspired, Strong and Tough Thermoplastic Polyamide Elastomer

open access: yesAdvanced Science, EarlyView.
Inspired by spider silk, a bio‐inspired polyamide elastomer with a dynamic physical cross‐linking network is developed. Mimicking the rigid β‐sheet crystals and sacrificial hydrogen bonds of silk, the material achieves an exceptional balance of strength and toughness.
Bo Yang   +12 more
wiley   +1 more source

CHARACTERIZATION OF ALIPHATIC COMPOUNDS OBTAINED FROM PROLYSIS OF SUNFLOWER-EXTRACTED BAGASSE

open access: yesEskişehir Osmangazi Üniversitesi Mühendislik ve Mimarlık Fakültesi Dergisi
In this study, aliphatic compounds obtained by pyrolysis of sunflower-extracted bagasse were characterized by column chromatography method. The pyrolysis liquid product was separated into two fractions using pentane: pentane-soluble (aliphatic, aromatic,
Musa Şölener
doaj   +1 more source

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