Latest News----Institute of Modern Physics

Researchers Obtain New Results on Development and Irradiation Evaluation of Nuclear Ceramic Composites

Research on novel nuclear structural materials with high resistance to temperature and irradiation as well as high safety is essential for the development of advanced nuclear energy systems. Researchers at IMP have obtained new results on the development and irradiation evaluation of novel ceramic composites for nuclear application. Research on novel nuclear structural materials with high resistance to temperature and irradiation as well as high safety is essential for the development of advanced nuclear energy systems. Resear...

| 05 07, 2021

China's First Ion Therapy Guideline Published

Researchers at IMP and their collaborators have formulated China's first ion therapy guideline with reference to the latest clinical evidence at home and abroad. The guideline was published in Precision Radiation Oncology on June 22, providing important guidance for ion therapy practitioners in China. Researchers at the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences (CAS), together with their collaborators, have formulated China's first ion therapy guideline with reference ...

| 01 07, 2021

Scientists Present New Measurements of β-delayed Two-proton Decay of 27S

Two-proton emission is a typical three-body breakup process, including the daughter nucleus and two protons, in which pairing correlations play an important role. Researchers at IMP and their collaborators carried out measurements of β-delayed two-proton emission of the proton drip-line nucleus 27S.Fig. 1. The quantum tunnelling process of two-proton decay. (Image by SUN Lijie)
　　Two-proton decay is a quantum tunnelling process. The tunnelling probability depends on the available energy and...

| 23 06, 2021

Researchers Obtain New Results on Corrosion Behavior of Alloy Materials under Extreme Environments

The service behavior of materials under extreme environments is one of the bottlenecks restricting the development of advanced nuclear energy systems. Researchers at IMP have lately obtained new results on the corrosion behavior of alloy materials under strong irradiation, high temperature and coolant corrosive environments. Fig. 1. Schematic diagram of the high temperature and high pressure water dynamic corrosion device. (Image by LIU Chao)
　　The service behavior of materials under extreme environments is one of th...

| 18 06, 2021

Researchers Propose Unified Equation For Compton Scattering

A research group at the Institute of Modern Physics, Chinese Academy of Sciences, in collaboration with researchers at Shanghai Jiao Tong University, have explored the radiation transfer process of photon gas through plasma. The new equation proposed can describe both Compton hardening and softening processes.A research group at the Institute of Modern Physics (IMP), Chinese Academy of Sciences (CAS), in collaboration with researchers at Shanghai Jiao Tong University (SJTU), have explored the radiation ...

| 17 06, 2021

Scientists Report Efficient Utilization of Waste Paper for Cellulase Production by Trichoderma longiflorum

Researchers at IMP revealed the feasibility of utilizing the waste paper as an inductive carbon source for enzyme production, which is of great benefit both for the economy and environment. Figure 1. Structural characterization of waste paper. Left: SEM (×1000 magnification) and EDS analysis of waste paper (A, waste office paper; B, tissue paper; C, magazine paper; D, corrugated boar...

| 16 06, 2021

First Book on Gamow Shell Model Published

The first book on the Gamow shell model has lately been published by Springer. The book introduces the theory of the Gamow Shell Model in nuclear structure and reaction, providing important guidance for graduate students and experienced researchers. The first book on the Gamow shell model has lately been published by Springer. The book introduces the theory of the Gamow Shell Model in nuclear structure and reaction, providing important guidanc...

| 07 06, 2021

Physicists Extract Proton Mass Radius From Experimental Data

Researchers have recently extracted the proton mass radius from the experimental data. The proton mass radius is determined to be 0.67 ± 0.03 femtometers, which is obviously smaller than the charge radius of the proton. Researchers have recently extracted the proton mass radius from the experimental data.
　　A research group at Institute of Modern Physics (IMP), Chinese Academy of Sciences (CAS) presented an anal...

| 12 05, 2021

Study Sheds Light on Stellar Origin of ⁶⁰Fe

Researchers at IMP and their collaborators have recently made great progress in the studies of the stellar beta-decay rate of 59Fe, which constitutes an important step towards understanding the 60Fe nucleosynthesis in massive stars. The results were published in Physical Review Letters on April 12.Fig. 1. 60Fe nucleosynthesis in massive stars. (Image by LI Yutian)
　　Researchers from the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences and their collaborators have recent...

| 19 04, 2021

Scientists Report Remarkable Enhancement of α-particle Clustering in Uranium Isotopes

It is always exciting to find new isotopes with extreme neutron/proton numbers in nuclear physics research. Researchers at IMP has observed a new uranium (U) isotope, and has revealed for the first time the abnormal enhancement of α-particle clustering in uranium isotopes. Fig. 1. The illustration of the enhanced α-particle preformation in 214,216U deduced by the strong proton-neutron interaction. (Image by ZHANG Zhiyuan)
　　It is always exciting to find new isotop...

| 15 04, 2021