Results 61 to 70 of about 230,455 (301)

Quantitative Relationship Between Components and Pour Point of Natural Esters and Its Molecular Mechanism

open access: yesIEEE Access
With increasing emphasis on environmental sustainability and fire safety in the global power transformer industry, natural esters have emerged as preferred alternatives to conventional mineral oil.
Guochao Qian   +4 more
doaj   +1 more source

Review on natural ester and nanofluids as an environmental friendly alternative to transformer mineral oil

open access: yesIET Nanodielectrics, 2020
The development of reliable, environmentally safe and economic insulating oil for the transformer is an endless effort of the electrical industry.
Joyce Jacob   +2 more
doaj   +1 more source

Volatiles in Distillates of Cider Aged in American Oak Wood [PDF]

open access: yes, 2012
kinds of cider aged in oak wood. During aging, a significant increase was detected in the concentration of diethyl butanedioate, ethyl 3-methylbutanoate, esters of long-chain fatty acids, and 1-hexanol; in contrast, the acetate esters and long-chain ...
Blanco-Gomis, Domingo   +3 more
core  

3D‐Printed Porous Hydroxyapatite Formed via Enzymatic Mineralization

open access: yesAdvanced Functional Materials, EarlyView.
Bone combines lightness, strength, and the ability to heal, inspiring new materials design. This work introduces a room‐temperature, enzyme‐mediated 3D printing method to create porous hydroxyapatite scaffolds. The process avoids energy‐intensive sintering, preserves bioactivity, and allows control over porosity and mineralization.
Francesca Bono   +6 more
wiley   +1 more source

Deciphering Small Molecule Diffusion Parameters Across Light Responsive Polymersome Membranes

open access: yesAdvanced Functional Materials, EarlyView.
Light‐responsive polymersomes bearing donor–acceptor Stenhouse adducts (DASAs) enable programmable control over small‐molecule transport across synthetic membranes. By systematically varying DASA density, an optimal functionalization regime is identified that maximizes light‐gated permeability.
Farzina Matubbar   +7 more
wiley   +1 more source

EFFECTS OF PULSED ELECTRIC FIELD ON THE ESTERIFICATION REACTIONS

open access: yesStudia Universitatis Babes-Bolyai Chemia, 2023
The effects of alternative pulsed electric fields on the esterification reactions between acetic acid and different alcohols were investigated in this paper. The aim of this study was the synthesis of some esters using a new and ecological method.
Ioan-Alexandru UDREA   +4 more
doaj   +1 more source

Molecular and Genetic Regulation of Sensory Quality of Climacteric Fruit [PDF]

open access: yes, 2004
The sensory quality of fruit has become a major criterion in making the purchasing decision by consumers. Breeding programs have mainly been directed, from the post-harvest stand point, towards improving shelf-life.
A. Latché   +4 more
core   +1 more source

In Situ 3D Bioprinting: Impact of Cross‐Linking on the Adhesive Properties of Hydrogels

open access: yesAdvanced Functional Materials, EarlyView.
In situ 3D bioprinting enables the direct deposition of cell‐laden, adhesive biomaterials for on‐site tissue regeneration. This review provides a comprehensive overview of how cross‐linking influences the bioadhesive properties of hydrogels used in 3D bioprinting, highlighting cross‐linking triggers, bioadhesion mechanisms, polymer interpenetration ...
Odile Romero Fernandez   +4 more
wiley   +1 more source

The role of pollinator attracting scent in the sexually deceptive orchids Ophrys chestermanii, O. normanii and O. tenthredinifera [PDF]

open access: yes, 2008
Sexual deception of male bees is one of the most remarkable mechanisms of pollination (Ackermann 1986, Proctor & al. 1996). Flowers of the orchid genus Ophrys mimic females of their pollinator species, usually bees and wasps, to attract males, which try ...
Ayasse, Manfred   +9 more
core  

ZZE-Configuration of chromophore ß-153 in C-phycocyanin from Mastigocladus laminosus [PDF]

open access: yes, 1987
The photochemistry of C-phycocyanin has been studied after denaturation in the dark. It shows an irreversible reaction which has characteristics of a Ζ,Ζ,Ε- to Z,Z,Z-isomerization of dihydrobilins. Its amplitude depends on the reaction conditions, with
Bode, W.   +7 more
core   +1 more source

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