Present Status of the Beijing Electron-Positron Collider (BEPC)

1988 ◽  
Vol 535 (1 International) ◽  
pp. 563-566
Author(s):  
PING WANG
2019 ◽  
Vol 212 ◽  
pp. 01001
Author(s):  
D. Shwartz ◽  
K. Astrelina ◽  
V. Balakin ◽  
A. Batrakov ◽  
O. Belikov ◽  
...  

The present status of two operating BINP electron-positron colliders VEPP-2000 and VEPP-4M is given.


Author(s):  
Massimiliano Antonello ◽  
Massimo Caccia ◽  
Romualdo Santoro ◽  
Roberto Ferrari ◽  
Gabriella Gaudio ◽  
...  

Dual-readout calorimetry is now a mature and well-known technology which guarantees excellent electromagnetic and hadronic resolution in the same detector. It has recently being proposed in the framework of IDEA (Innovative Detector for Electron–Positron Accelerators) for both Future Circular Collider (FCC-ee) and Circular Electron–Positron Collider (CEPC). After being extensively tested on prototypes, the dual-readout calorimetry is now moving toward a technology design study in order to be realistically available for an experiment. In this context, a full simulation of the calorimeter has been developed and used to estimate the expected performance of the detector. At the same time, the development of a novel technique for mass production of the detector modules, at an effective cost, is ongoing. As a first step, an electromagnetic-size prototype is under construction for a testbeam data taking originally foreseen in November 2020 and now moved to spring 2021, due to the Covid-19 pandemic spread.


2016 ◽  
Vol 44 (9) ◽  
pp. 595
Author(s):  
Mitsuo NAKAI ◽  
Yasunobu ARIKAWA ◽  
Hiroaki NISHIMURA ◽  
Hui Chen

2016 ◽  
Vol 40 ◽  
pp. 1660004
Author(s):  
Toporkov Dmitriy

The method of experiments with internal targets in the storage ring was proposed at the moment of creation of the first storage ring of charged particles. This method has demonstrated dramatic advances during the last 50 years. The most clearly visible progress can be seen in experiments with polarized gas targets. In this report we shall review: (a) the experiments on nuclear physics in the storage rings on the measure of polarization observables in different reactions with electron/positron and proton/deuteron beams, (b) the use of polarized gas targets in the storage ring for polarimetry of the circulated beams. The present status of the activity in this field of experimental physics is given.


2016 ◽  
Vol 44 (10) ◽  
pp. 672
Author(s):  
Mitsuo NAKAI ◽  
Yasunobu ARIKAWA ◽  
Hiroaki NISHIMURA ◽  
Hui CHEN

1978 ◽  
Vol 48 ◽  
pp. 175-178 ◽  
Author(s):  
K. J. Johnston
Keyword(s):  

A summary of results for radio astrometry with baselines ≤ 35 km and priorities for future work are given.


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