Results 91 to 100 of about 71,609 (291)

Bromazolam Tablet Quantification and Analysis of Post‐Mortem Cases From the National Programme on Substance Use Mortality (NPSUM)

open access: yesDrug Testing and Analysis, EarlyView.
Tablets submitted to drug checking services that were found to contain bromazolam. Over half of these counterfeit tablets mimicked the appearance of licensed formulations (e.g., alprazolam Xanax bars and diazepam Roche 10 mg pills). Bromazolam is now the most commonly detected street benzodiazepine in drug poisoning deaths in the United Kingdom ...
Matthew Gardner   +9 more
wiley   +1 more source

Extreme shape coexistence observed in 70Co

open access: yesCommunications Physics
The shape of the atomic nucleus is a property that underpins our understanding of nuclear systems, impacts the limits of nuclear existence, and enables probes of physics beyond the Standard Model.
Cade Dembski   +24 more
doaj   +1 more source

Relativistic quasiparticle time blocking approximation. II. Pygmy dipole resonance in neutron-rich nuclei

open access: yes, 2008
Theoretical studies of low-lying dipole strength in even-even spherical nuclei within the relativistic quasiparticle time blocking approximation (RQTBA) are presented.
A. Bracco   +5 more
core   +1 more source

Advanced extracellular vesicle immunotherapy

open access: yesFlexMat, EarlyView.
A diagrammatic depiction of the therapeutic applicability of extracellular vesicles (EVs) in immunotherapy. This review explores the dual roles of tumor‐derived and immune cell‐derived EVs in cancer immunotherapy, discusses recent progress in EV engineering that improve their clinical utility, and evaluates their potential to augment existing ...
Jingjing Zhang   +6 more
wiley   +1 more source

APPLICATION OF SOLID-STATE TRACK DETECTORS FOR MEASUREMENT OF THE LOW-LEVEL ACTIVITY OF ALPHA-EMITTERS

open access: yesРадиационная гигиена, 2016
Alpha spectrometry approach using solid state nuclear track detectors  of CR-39 type is considered within the energy range 4-6 MeV. Experimental information obtaining stages are described from solid state nuclear track detectors  irradiation procedure to
S. G. Gorbachev
doaj  

Wavelength Dependence of fs Laser Ablation Ionisation Mass Spectrometry: a Dedicated Study on NIST SRM 664. [PDF]

open access: yesRapid Commun Mass Spectrom
ABSTRACT Rationale Laser ablation mass spectrometry provides fast and direct chemical information of solids with high spatial resolution without the need for complex sample preparation. It has been shown that reducing the laser pulse length below picoseconds improves the quantification of chemical composition measurements of solids. This study compares
Grimaudo V, Riedo A, Tulej M, Wurz P.
europepmc   +2 more sources

Origins of the Pangkaimen Au Deposit in the Northern Great Xing'an Range, China: Evidence From Geochronological, Geochemical, Fluid Inclusion, and H–O–S–Pb Isotope Data

open access: yesGeological Journal, EarlyView.
The Pangkaimen Au–Ag deposits belong to the epithermal Au deposits, which are of great significance for guiding the research and development of this type of gold deposit. Metallogenic model diagram of Pangkaimen Au–Ag deposit. ABSTRACT The gold (Au) metallogenic belt in the northern Great Xing'an Range is characterised by the wide occurrence of the ...
Sheng Lu   +8 more
wiley   +1 more source

A paleolimnological archive of metal sequestration and release in the Cumberland Basin Marshes, Atlantic Canada

open access: yesFACETS, 2017
We used a paleolimnological approach at Long Lake, Nova Scotia, to construct a 10 500-year record of metal deposition in lakebed sediments and elucidate the influence of both natural and anthropogenic environmental changes.
Dewey W. Dunnington   +6 more
doaj   +1 more source

Halo phenomenon in finite many-fermion systems. Atom-positron complexes and large-scale study of atomic nuclei

open access: yes, 2009
The analysis method proposed in Ref. \cite{rotival07a} is applied to characterize halo properties in finite many-fermion systems. First, the versatility of the method is highlighted by applying it to light and medium-mass nuclei as well as to atom ...
G. Dahlquist   +8 more
core   +3 more sources

Evidence From Microscopy and U–Pb Geochronology as a Clue to the Influence of the Cretaceous Magmatism in the Diagenesis of Pre‐Salt Carbonate Reservoirs in the Santos Basin (Brazil)

open access: yesGeological Journal, EarlyView.
Carbonates from Santos Basin revealed U–Pb ages correlated with basalt ages (A), suggesting that they were formed during magmatic events. These events placed hot CO2 in the reservoir, which, when mixed with carbonate‐rich cold water (B), led to thermal convection, enabling the formation of the U contained in the carbonates.
Marco António Ruivo de Castro e Brito   +8 more
wiley   +1 more source

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