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Article
The effect of active elements on the microstructure and properties of graphite and copper-brazed joints
To obtain better properties of joints of graphite/Cu brazing, brazing of graphite to oxygen-free copper with different coating has been employed.
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Article
Direct generation of orthogonally polarized dual-wavelength double pulse Pr: YLF visible laser
This paper presents a flexible method for directly generating an orthogonally polarized dual-wavelength double pulse Pr: YLF visible laser. A theoretical model is established to reveal the oscillation mechanis...
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Article
Measurement of the neutron flux of CSNS Back-n ES#1 under small collimators from 0.5 eV to 300 MeV
The newly built back-streaming white neutron beam line (Back-n) at China spallation Neutron Source (CSNS) makes a breakthrough for China’s domestic nuclear data measurement, which is pushing nuclear data measu...
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Article
Distortion of Bessel Gaussian beams caused by atmospheric thermal blooming effect
Bessel Gaussian (BG) beams have potential applications for directed energy and space optical communication due to their diffraction-free properties. Meanwhile, the self-healing properties of BG beams make them...
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Article
Research on mode selection characteristics of high repetition frequency Pr:YLF laser based on pre-laser and multi-F-P combination technology
To obtain single-longitudinal-mode (SLM) laser output under high power injection conditions, a theoretical model of multi-mode rate equation based on pre-laser Q-switched and a Fabry–Perot (F-P) etalon group i...
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Article
Determination of the \(^{232}Th(n,\gamma )\) cross section from 10 to 200 keV at the Back-n facility at CSNS
The neutron capture cross section of \(^{232}Th\) ...
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Article
Measurement of the 236,238U(n,f) cross sections from the threshold to 200 MeV at CSNS Back-n
Neutron-induced uranium fission reactions play an essential role in advanced nuclear energy research, basic and applied nuclear science. Based on the China Spallation Neutron Source (CSNS) Back-streaming white...
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Article
Design of the magnets for the HEPS injector
The high energy photon source (HEPS) is a diffraction-limited storage ring light source being built in Bei**g, China. The HEPS accelerators consist of the storage ring and its injector which includes the lina...
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Article
Measurement of relative differential cross sections of the neutron-deuteron elastic scattering for neutron energy from 13 to 52 MeV
The measurement of the relative differential cross sections of the neutron-deuteron ( \(n-d)\) ...
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Article
Erratum to: Measurement of the neutron total cross sections of aluminum at the back-n white neutron source of CSNS
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Article
The performance optimization of Pr:YLF single longitudinal mode laser under the pre-lase technology
An evaluation model for optimizing system parameters was established in this study using longitudinal-mode pre-lase selection technology. By solving the rate equation and calculating the evaluation function, w...
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Article
Measurement of the neutron total cross sections of aluminum at the back-n white neutron source of CSNS
Aluminum and its alloys are widely used in the nuclear industry. Therefore, it is essential to precisely measure and accurately know the neutron total cross section of aluminum in the wider energy region. The ...
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Article
Measurement of the relative differential cross sections of the \(^{1} H(n,el)\) reaction in the neutron energy range from 6 MeV to 52 MeV
The relative differential cross sections of the \(^{1}\hbox {H}(n, \,el)\) ...
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Article
Mode evolution mechanism of Pr3+:YLF single longitudinal mode laser
We develop a theoretical model of multimode rate equation that accurately describes mode evolution mechanism of prelase Q-switched Pr3+:YLF single longitudinal mode (SLM). We find that it is important to consider...
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Article
Erratum to: Neutron energy spectrum measurement of the Back-n white neutron source at CSNS
In the original article, there were some errors in the list of authors and affiliations. Their correct version is given in this erratum.
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Article
Neutron energy spectrum measurement of the Back-n white neutron source at CSNS
China Spallation Neutron Source (CSNS) has been built and commissioned successfully in 2018 which is implemented by im**ing 1.6 GeV protons onto a tungsten target with 25 Hz repetition frequency. An associat...
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Article
The C6D6 detector system on the Back-n beam line of CSNS
The neutron capture cross sections are very important in the field of nuclear device design and basic physics research. Hydrogen-free liquid scintillator such as C6D6 detectors are widely used in the neutron capt...
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Article
Laser-Diode End-Pumped High-Repetition Frequency Laser Operating at 1.34 μm
We report a laser-diode end-pumped high-repetition frequency laser operating at 1.34 μm. Under acousto-optic Q-switched operation frequency of 50, 75, and 100 kHz, we study experimentally the characteristics of t...