Results 61 to 70 of about 21,106 (308)

When Cubic is Not Isotropic: Phonon–Exciton Decoupling in CuInSnS4 Single Crystals

open access: yesAdvanced Optical Materials, EarlyView.
A cubic CuInSnS4 crystal does not fully play by cubic rules. While phonons follow the average iso‐tropic lattice symmetry, the disorder‐localized excitons break away, showing strong, and reproduci‐ble polarization‐dependent emission. This work shows how intrinsic cation disorder can turn a mac‐roscopically cubic material into a source of hidden ...
Lara Kim Linke   +11 more
wiley   +1 more source

Progress in 1,3-propanediol biosynthesis

open access: yesFrontiers in Bioengineering and Biotechnology
1,3-Propanediol (1,3-PDO) is one of the important organic chemical materials and is widely used in polyester synthesis, and it also shows great potential in medicine, cosmetics, resins, and biodegradable plastics.
Boran Li   +6 more
doaj   +1 more source

Highly efficient TiO2-supported Co–Cu catalysts for conversion of glycerol to 1,2-propanediol

open access: yesScientific Reports, 2021
Glycerol is a low-cost byproduct of the biodiesel manufacturing process, which can be used to synthesize various value-added chemicals. Among them, 1,2-propanediol (1,2-PDO) is of great interest because it can be used as an intermediate and additive in ...
Wongsaphat Mondach   +7 more
doaj   +1 more source

Molecular adsorption of NO on PdO(101) [PDF]

open access: yesSurface Science, 2015
Abstract We investigated the adsorption of NO on the PdO(101) surface using temperature programmed desorption (TPD), reflection absorption infrared spectroscopy (RAIRS) and density functional theory (DFT) calculations. From TPD, we find that NO reaches a saturation coverage of ~ 0.54 monolayer (ML) on PdO(101) at 90 K, and that desorption from the ...
Choi, Juhee   +5 more
openaire   +1 more source

Pacific decadal oscillation (PDO) 1935–2013.

open access: yes, 2015
The PDO is the leading principal component of the North Pacific monthly sea surface temperature. The annual measurements (black dotted line) are smoothed with a 13-year centered moving average filter (black solid line).
Bruce E. Kurtz (579899)
core   +1 more source

N, S Co‐Doped Carbon Quantum Dots‐Riboflavin Composite Photosensitizers for Enhanced Iontophoresis‐Assisted Corneal Cross‐Linking

open access: yesAdvanced Science, EarlyView.
This study explores the use of N, S co‐doped carbon quantum dots (NS‐CQDs) as carriers for riboflavin, creating NS‐CQDs‐RF composite photosensitizers. These composites improve riboflavin absorption, enhance ROS generation efficiency, and preserve corneal epithelium integrity.
Tinghong Xu   +9 more
wiley   +1 more source

FOOD QUALITY SCHEMES IN THE EUROPEAN UNION: A BIBLIOMETRIC ANALYSIS [PDF]

open access: yesAnalele Universităţii Constantin Brâncuşi din Târgu Jiu : Seria Economie
The food quality schemes implemented in 1992 by the European Union (EU) are present on every market nowadays, the consumers being oriented more than ever on the quality of products.
NICA IONUȚ   +3 more
doaj  

The halo effect of PDO labeling on sensory experience and consumer perception of Bergkäse

open access: yesApplied Food Research
The Protected Designation of Origin (PDO) label is awarded to foods exclusively produced within a designated area. Austria has eleven registered PDO foods, seven of which are cheeses, including the hard raw milk cheese Tiroler Bergkäse PDO.
Hannah Innerbichler   +3 more
doaj   +1 more source

Evaluation of 1,3-Propanediol Production from Crude Glycerol by Citrobacter freundii ATCC 8090

open access: yesChemical Engineering Transactions, 2012
1,3-Propanediol (1,3-PDO) is a bifunctional organic compound used for many synthesis reactions. This molecule can be obtained by chemical or biochemical route. The natural substrate for microbial production of 1,3-PDO is glycerol.
T.F. Ferreira   +4 more
doaj   +1 more source

PdO-Nanoparticle-Embedded Carbon Nanotube Yarns for Wearable Hydrogen Gas Sensing Platforms with Fast and Sensitive Responses

open access: yes
Hydrogen (H2) gas has recently become a crucial energy source and an imperative energy vector, emerging as a powerful next-generation solution for fuel cells and biomedical, transportation, and household applications.
Dongseok Suh (1477534)   +9 more
core   +1 more source

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