Results 81 to 90 of about 118,484 (324)

A study of aging effects of barrel Time-Of-Flight system in the BESIII experiment

open access: yes, 2017
The Time-Of-Flight system consisting of plastic scintillation counters plays an important role for particle identification in the BESIII experiment at the BEPCII double ring $e^+e^-$ collider.
Dai, Hong-Liang   +8 more
core   +1 more source

Systemic aging fuels heart failure: Molecular mechanisms and therapeutic avenues

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1059-1080, April 2025.
Abstract Systemic aging influences various physiological processes and contributes to structural and functional decline in cardiac tissue. These alterations include an increased incidence of left ventricular hypertrophy, a decline in left ventricular diastolic function, left atrial dilation, atrial fibrillation, myocardial fibrosis and cardiac ...
Zhuyubing Fang   +7 more
wiley   +1 more source

An imaging gas scintillation proportional counter for the detection of subkiloelectron-volt X-rays [PDF]

open access: yes
A large area imaging gas scintillation proportional counter (IGSPC) was constructed for use in X-ray astronomy. The IGSPC consists of a gas scintillation proportional counted (GSPC) with a micron polyprotylene window coupled to a multiwire proportional ...
Hailey, C. J.   +2 more
core   +1 more source

The K1.8BR spectrometer system at J-PARC

open access: yes, 2012
A new spectrometer system was designed and constructed at the secondary beam line K1.8BR in the hadron hall of J-PARC to investigate $\bar K N$ interactions and $\bar K$-nuclear bound systems.
Agari, Keizo   +84 more
core   +1 more source

A2A Adenosine Receptor Agonists With Last‐Step Enzymatic 18F‐Labelling Potential (Fluorinase) for Positron Emission Tomography (PET)

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
This study exploits the comparable binding tolerances between the fluorinase enzyme and the A2A adenosine receptor towards the development of novel C‐2 functionalised 5′‐fluorodeoxy‐adenosine (FDA)‐based agonists with enzymatic 18F‐labelling capability for positron emission tomography (PET).
Nicolas Charalambous   +6 more
wiley   +1 more source

Cosmic Ray Helium Flux during the Period 1970-1972

open access: yesAntarctic Record, 1974
Cosmic ray helium flux at the energy around 100 MeV/N was measured by four balloon flights in the summer during the period from 1970 to 1972 at Syowa Station, Antarctica, with the aid of scintillation counter telescopes.
Eiji TAMAI   +4 more
doaj   +1 more source

Fast scintillation counter preamplifier for the observation of Linsley effect [PDF]

open access: yes
A fast preamplifier circuit has been designed and thoroughly tested for the purpose of observing the air shower arrival directions including the Linsley effect.
Ng, L. K.
core   +1 more source

Modelling of an IR scintillation counter [PDF]

open access: yes, 1911
A systematic study of the excitation and de-excitation mechanisms in ternary gas mixtures Ar+CO2+N2 is presented regarding the possibility of developing a proportional scintillation counter based on the detection of the infrared molecular emissions ...
Fraga, M. M. F. R.   +2 more
core  

Neutron Energy Spectrum Measurements with a Compact Liquid Scintillation Detector on EAST

open access: yes, 2013
A neutron detector based on EJ301 liquid scintillator has been employed at EAST to measure the neutron energy spectrum for D-D fusion plasma. The detector was carefully characterized in different quasi-monoenergetic neutron fields generated by a 4.5 MV ...
Chen, Jinxiang   +11 more
core   +1 more source

Electron Microscopy Transfer System to Protect Atmosphere‐Sensitive Materials for Scanning Electron Microscopy Characterization

open access: yesMicroscopy Research and Technique, EarlyView.
SEM–EDX and XRD characterization confirm that pouches made from readily available aluminum foil, used in combination with a commercial cryo‐EM transfer system, effectively protect highly atmosphere‐sensitive and/or hygroscopic materials from contamination during transfer from inert environments to the SEM vacuum chamber.
Louis G. Corcoran   +8 more
wiley   +1 more source

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