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IHEP Successfully Builds Silicon Module Prototype for CMS High Granularity Calorimeter
Sept 16, 2021

An 8-inch silicon module prototype for the compact muon solenoid (CMS) high granularity calorimeter (HGC) was successfully assembled by a team of IHEP scientists. The module has been tested at IHEP and sent to CERN for a...

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High Average Output Power Achieved in PAPS Photocathode Drive Laser System
Sept 09, 2021

The photocathode drive laser is one of the key parts of the beam test system of the Platform of Advanced Photon Source (PAPS). Output power exceeding 116 W was obtained after the main amplifier of the laser. The results...

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CSNS Accelerator Takes Maintenance Break after Successful Round
Jul 30, 2021

After 10 months of high-quality operation, the China Spallation Neutron Source (CSNS) accelerator was shut down for annual summer maintenance on July 20. It is the first time for CSNS to operate at 100 kW for a whole...

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CSNS’s MPI Passes Acceptance Assessment
Jul 29, 2021

Organized by Dongguan University of Technology (DGUT), the acceptance meeting for the multi-physics instrument (MPI) was held at the CSNS campus on July 26. The acceptance group included experts from DGUT, the Institute...

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LHAASO’s Measurement of Crab Nebula Brightness Yields New UHE Gamma-ray Standard
Jul 09, 2021

The Large High Altitude Air Shower Observatory (LHAASO), one of China's key national science and technology infrastructure facilities, has accurately measured the brightness over 3.5 orders of magnitude of the standard...

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Scientists Propose New Source for Rare Subatomic Particles
Jul 02, 2021

A paper based on joint research by Prof. YUAN Changzheng, Institute of High Energy Physics, Chinese Academy of Sciences, and Prof. Marek Karliner, Tel Aviv University of Israel, was published in Physical Review Letters...

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PAPS Begins Operation in China
Jun 28, 2021

The Platform of Advanced Photon Source (PAPS) technology R&D project started operation on June 28, with equipment such as the radio frequency and cryogenic systems, and magnet measurement and X-ray optical inspection...

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HEPS Installs First Piece of Accelerator Equipment in Linac Tunnel
Jun 28, 2021

With the installation of its electron gun, the High Energy Photon Source (HEPS), the first high-energy synchrotron radiation light source in China and one of brightest fourth-generation synchrotron radiation facilities...

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Domestic Superconducting Dipole Magnet Reaches 12 Tesla
Jun 17, 2021

The high-field superconducting magnet team of IHEP has made breakthrough progress in a new round of performance tests that ended on June 13. The magnetic field of the dipole magnet developed by the team exceeded 12 T...

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LHAASO Discovers a Dozen PeVatrons and Photons Exceeding 1 PeV and Launches Ultra-High-Energy Gamma Astronomy Era
May 15, 2021

China's Large High Altitude Air Shower Observatory (LHAASO)—one of the country's key national science and technology infrastructure facilities—has found a dozen ultra-high-energy (UHE) cosmic accelerators within the...

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