Results 81 to 90 of about 32,182 (211)

Near and mid-IR sub-arcsecond structure of the dusty symbiotic star R Aqr [PDF]

open access: yes, 2000
The results of a high-resolution interferometric campaign targeting the symbiotic long-period variable (LPV) R~Aqr are reported. With both near-infrared measurements on baselines out to 10m and mid-infrared data extending to 32m, we have been able to ...
Anandarao B. G.   +22 more
core   +3 more sources

A New Era for Using Natural Pigments: The Case of the C50 Carotenoid Called Bacterioruberin

open access: yesBiotechnology and Applied Biochemistry, EarlyView.
ABSTRACT Haloarchaea are extremophilic microorganisms belonging to the Archaea domain that require high salt concentrations to live, thus inhabiting ecosystems like salty ponds, salty marshes, or extremely salty lagoons. They are more abundant and widely distributed worldwide than initially expected.
Micaela Giani   +5 more
wiley   +1 more source

MIRIS Paα Galactic Plane Survey. II. The Catalog of Paα Emission-line Sources

open access: yesThe Astrophysical Journal Supplement Series
Using data from the MIRIS Pa α Galactic Plane Survey (MIPAPS), we present a Pa α 1.87 μ m line image of the entire Galactic plane within the latitude range of −3° ≲  b  ≲ +3°, revealing numerous Pa α features.
Il-Joong Kim   +5 more
doaj   +1 more source

Fiber composition of 190 novel energy cane genotypes and their potential for biorefinery applications

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Energy cane has emerged as a promising feedstock for biorefineries due to its high fiber yield and potential for diversified bioproducts. This study evaluated the fiber composition of 190 energy cane genotypes and assessed their theoretical potential for producing second‐generation (2G) ethanol, polyethylene, and xylitol.
Pietro Sica   +6 more
wiley   +1 more source

The Effect of Cold‐Temperature Storage on Lipid Stability, Physicochemical Characteristics and Texture Profiles of Plant‐Based Meat Analogues

open access: yesFood Chemistry International, EarlyView.
PBMA products were studied for their lipid stability, texture profiles and physicochemical properties under recommended refrigerated storage conditions. Lipid tests showed no indicators of lipid oxidation in the PBMA products after refrigerated storage; however, significant changes were observed in their textural and physicochemical properties ...
Owen Miller   +2 more
wiley   +1 more source

DETERMINACIÓN DE FENOLES TOTALES EN DERIVADOS LÍGNICOS OBTENIDOS DEL “LICOR NEGRO” COMO ALTERNATIVA DE PRODUCCIÓN // DETERMINATION OF TOTAL PHENOL DERIVATIVES OBTAINED FROM LIGNIN "BLACK LIQUOR" AS ALTERNATIVE TO PRODUCTION

open access: yesPublicaciones en Ciencias y Tecnología, 2015
Lignin is an industrial waste being worthless in papermaking byproduct of black liquor obtained from the pulping process in some Venezuelan plants.
María José López Villalobos   +3 more
doaj  

Synthesis of Molecularly Imprinted Polymers for Selective Extraction Followed by Solid Phase Determination of Metformin in Pharmaceutical Preparation and in Human Serum

open access: yesمجلة بغداد للعلوم
This paper demonstrates that the synthesising and storage of molecular-imprinted polymers (MIP) at room temperature using bulk polymerisation of Metformin (Met) is characterised by high sensitivity, reduced costs, increased stability, and extended life.
Rana A. Kamal Aldeen, Yehya K. Al-Bayati
doaj   +1 more source

Spectrophotometry of comets [PDF]

open access: yes
Photoelectric spectrophotometric- and image tube equipped spectrographic-studies on comets are used to formulate a new model for the cometary nucleus that is physically similar to the icy-conglomerate.
Odell, C. R.
core   +1 more source

A FEROS spectroscopic study of the extreme O supergiant He 3-759

open access: yes, 2009
We present a study of the extreme O-type supergiant He 3-759 using new high-resolution FEROS data, revealing that it is a near spectroscopic twin of HD 151804 (O8 Iaf).
Arnaboldi   +34 more
core   +1 more source

Structural design and property regulation of organic polymers for photocatalytic synthesis of H2O2

open access: yesInfoScience, EarlyView.
Photocatalytic synthesis of H2O2 offers a sustainable approach. Photocatalytic efficiency depends critically on interfacial electron transfer kinetics and spatial charge separation. Herein, we systematically analyze key factors governing photogenerated carrier dynamics and propose engineered strategies to optimize performance, thereby providing design ...
Mingyang Xu   +8 more
wiley   +1 more source

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