Results 31 to 40 of about 21,738 (130)

Tailorable Nanoparticles for Magnetic Water Cleaning of Polychlorinated Biphenyls

open access: yesSmall Methods, EarlyView.
Polychlorinated biphenyls (PCBs) are human‐made persistent organic pollutants omnipresent in the earth's hydrosphere, which are reported hazardous to humans as well as wildlife. This study presents surface functionalized magnetic nanoparticles that can remove such contaminants from water with an adjustable preference for most concerning compounds ...
Lukas Müller   +10 more
wiley   +1 more source

Formation model and special significance of helium-rich coalbed methane reservoirs in Mu’ai Block, Junlian

open access: yesMeitan kexue jishu
The Junlian Mu’ai core area of Sichuan province is the first successfully commercialized Coalbed Methane (CBM) field in southern China, which has leading significance in the development of CBM in southern China.
Zhaobiao YANG   +7 more
doaj   +1 more source

Slow and velocity-tunable beams of metastable He$_2$ by multistage Zeeman deceleration

open access: yes, 2014
Metastable helium molecules (He$_2^*$) have been generated by striking a discharge in a supersonic expansion of helium gas from a pulsed valve. When operating the pulsed valve at room temperature, 77K, and 10K, the mean velocity of the supersonic beam ...
Agner, Josef A.   +4 more
core   +1 more source

Oued Chebeika 002: A new CI1 meteorite linked to outer solar system bodies

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract CI1 chondrites are rare meteorites with high scientific value. In fact, they are the most chemically primitive meteorites and show evidence of intense parent‐body aqueous alteration. They also share strong similarities with samples from Ryugu and Bennu asteroids returned by the JAXA Hayabusa2 and NASA's OSIRIS‐REx missions.
J. Gattacceca   +26 more
wiley   +1 more source

Analysis of CO2 leakage through "low-permeability" faults from natural reservoirs in the Colorado Plateau, southern Utah [PDF]

open access: yes, 2004
The numerous CO2 reservoirs in the Colorado Plateau region of the United States are natural analogues for potential geologic CO2 sequestration repositories.
Evans, J.P.   +5 more
core  

On the Role of Dissolved Gases in the Atmosphere Retention of Low-Mass Low-Density Planets [PDF]

open access: yes, 2018
Low-mass low-density planets discovered by Kepler in the super-Earth mass regime typically have large radii for their inferred masses, implying the presence of H$_2$-He atmospheres.
Chachan, Yayaati, Stevenson, David J.
core   +3 more sources

High yield production of the antifungal proteins PeAfpA and PdAfpB by vacuole targeting in a TMV‐based expression vector

open access: yesPlant Biotechnology Journal, EarlyView.
Summary Antifungal proteins (AFPs) derived from filamentous fungi show great potential against economically significant fungi that cause plant diseases and consequently threat food safety and security. This study focuses on the Penicillium expansum PeAfpA and Penicillium digitatum PdAfpB proteins and their activity against several phytopathogens.
Adrià Bugeda   +6 more
wiley   +1 more source

Analysis of chemical and genetic variability in wild hop (Humulus lupulus L.) populations of Kosovo

open access: yesPlant Biology, EarlyView.
The study revealed phytochemical and genetic variability among and within wild hop populations in Kosovo, offering valuable insights for conservation and future breeding efforts. Abstract Hops is an economically important species due to its diverse secondary metabolites and extensive use in the brewing and medicinal industries.
B. Salihu   +5 more
wiley   +1 more source

Self-gravity, self-consistency, and self-organization in geodynamics and geochemistry [PDF]

open access: yes, 2005
The results of seismology and geochemistry for mantle structure are widely believed to be discordant, the former favoring whole-mantle convection and the latter favoring layered convection with a boundary near 650 km.
Anderson, Don L.
core  

Volatiles in protoplanetary disks [PDF]

open access: yes, 2014
Volatiles are compounds with low sublimation temperatures, and they make up most of the condensible mass in typical planet-forming environments. They consist of relatively small, often hydrogenated, molecules based on the abundant elements carbon ...
Bergin, Edwin A.   +6 more
core   +2 more sources

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