Results 241 to 250 of about 117,086 (384)

The continuing significance of chiral agrochemicals

open access: yesPest Management Science, Volume 81, Issue 4, Page 1697-1716, April 2025.
In the time frame 2018–2023, around 43% of the 35 chiral agrochemicals introduced to the market (herbicides, fungicides, insecticides, acaricides, and nematicides) contain one or more stereogenic centers in the molecule, and almost 69% of them have been marketed as racemic mixtures of enantiomers or stereoisomers.
Peter Jeschke
wiley   +1 more source

Analytical Head-space Supercritical Fluid Extraction Methodology for the Determination of Organochlorine Compounds in Aqueous Matrix [PDF]

open access: bronze, 2006
Keon Sang Ryoo   +5 more
openalex   +1 more source

Unveiling the in vitro activity of extracted Euphorbia trigona via Supercritical Fluid Extraction against pathogenic yeasts, obesity, cancer, and its wound healing properties. [PDF]

open access: yesBioresour Bioprocess
Bazaid AS   +10 more
europepmc   +1 more source

Ammonothermal Growth of Rhombohedral Boron Nitride

open access: yesphysica status solidi (b), EarlyView.
Boron nitride crystals are grown using the ammonothermal technique in a temperature‐induced solubility gradient of BN dissolved in a solution of supercritical ammonia using sodium as the mineralizer. The grown BN crystals harvest off the autoclave walls, and cubic BN seeds are characterized as hexagonal and rhombohedral phases of BN. Boron nitride (BN)
Jacob Dooley   +3 more
wiley   +1 more source

Temporal and spatial dynamics of a local wind in Japan, “Kiyokawa‐dashi”: Insights from high‐density observations and numerical simulations

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
We studied a renowned local wind in Japan, “Kiyokawa‐dashi,” with a numerical model and high‐density observations at approximately 1‐km intervals. “Kiyokawa‐dashi” typically begins with intense winds descending onto a confined area leeward of a gorge at the initiation stage and expands over the entire plain at the mature stage.
Hiroyuki Kusaka   +2 more
wiley   +1 more source

A Thermoreversible Gelation Pathway to Mesoporous Aerogel Monoliths Based on Poly(methyl methacrylate) Stereocomplex Crystals

open access: yesSmall, EarlyView.
This work reports monolithic aerogels composed of poly(methyl methacrylate) (PMMA) and its stereocomplex crystals. Here, stereoregular PMMAs are assembled into monoliths comprised of nanometric crystalline ligaments. These monoliths exhibit either mixed macro‐/mesoporous, or exclusively mesoporous character.
Saadman Sakib Rahman   +4 more
wiley   +1 more source

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