BackgroundQuick and accurate detection of the effective quality of 240Pu in special nuclear materials (SNM) is of great significance for preventing nuclear proliferation whilst traditional thermal/epithermal neutron multiplicity c

BackgroundCurrently, coded aperture γ camera has been extensively utilized in radioactive source location and imaging task. Owing to the advancement of deep learning technology, numerous image reconstruction algorithms have been d

BackgroundBeam loss in a particle accelerator generates a pulsed neutron radiation field. However, the pulse-counting neutron rem counter faces significant issues with missing counts.PurposeThis study aims to address the issue of

BackgroundAs a new type of optoelectronic detector developed in recent years, SiPM (Silicon Photomultiplier) has the advantages of low cost, miniaturization and low working voltage. It has been widely used in particle detection, m

BackgroundTraditional semiconductor detectors cannot operate for long periods in high-dose-rate radiation environments. Diamond detectors, with their wide bandgap, high carrier mobility, high radiation hardness, and fast time resp

BackgroundDifferential die-away analysis (DDAA) is a technique utilized for the active detection and analysis of Special Nuclear Materials (SNM). This method can identify the presence of nuclear materials irrespective of shielding

Background41Ar is one of the main radionuclides released into the environment by the operation of reactors and accelerators. The measurement of 41Ar activity concentration is of great significance for ensuring public health. In th

BackgroundLithium-doped plastic scintillators possess the dual-mode detection capability for both fast and thermal neutrons, and combine the advantages of conventional plastic scintillators such as cost-effectiveness and the abili

BackgroundAppropriate fast detection method for radionuclides is necessary for customs radioactive security inspection with high flow rates and low counting rate levels. Compared with the traditional uncertainty analysis method, t

BackgroundElectroporation technology can be used in biomedicine, food safety, sewage treatment and other fields. The pulse waveform is an important parameter affecting electroporation efficiency.PurposeThis study aims to propose a

BackgroundIn order to apply in different scenarios of silicon photomultiplier (SiPM) coupled scintillator detector, preamplifiers need to fulfill different requirements.PurposeThis study aims to design high-bandwidth, low-noise pr

BackgroundIn order to ensure the accuracy of the dose received by the patient in radiotherapy, it is usually necessary to verify the plan before treatment, and the water tank is widely used to achieve this purpose. However, the ex

BackgroundWhen performing gamma-ray spectroscopy analysis of samples with low levels of radioactive nuclide content, the weak peaks are difficult to be identified.PurposeThis study aims to propose a new method for identifying peak

BackgroundThe vanadium self-powered neutron detector (SPND) generates significant gamma noise current in the mixed radiation field of a nuclear reactor, which adversely affects the accuracy of neutron flux measurements and online

BackgroundMeasurements of neutron energy spectra and doses during discharges of fusion devices are crucial for radiation monitoring and protection, and Bonner sphere spectrometers are generally used to measure neutron energy spect

BackgroundHigh-purity Ge (HPGe) detectors are widely used in nuclear science, technology, and national defense because of their excellent energy resolution capability, which enables them to fingerprint gamma rays and accurately de

BackgroundThe output signal quality of optical encoder in nuclear radiation environment is degraded due to the total ionizing dose (TID) effect of γ radiation.PurposeThis study aims to propose an improved adaptive line enhancer me

BackgroundIn recent years, the rapid advancement of nuclear energy and technology has led to the expanded utilization of special nuclear materials in more applications. In the pursuit of enhancing nuclear materials monitoring capa

BackgroundAviation γ spectrometer, measuring at high-altitude with low background counting rate, is prone to spectral line drift caused by factors such as long stable spectral periods and significant temperature effects due to its

BackgroundMultisphere neutron spectrometers are pivotal in accurately measuring neutron flux across various fields. The inherent complexities and non-linearities in their calculation processes, such as correlated variables, make t

BackgroundGaussian pulses have good time and frequency domain characteristics, and perform well in terms of signal-to-noise ratio, ballistic loss, and other aspects of the synthesis. When performing Gaussian pulse shaping, errors

BackgroundThe gas ionization chamber is a kind of intensity monitoring detector widely used in Synchrotron Radiation Facility. Lytle detector is often used to measure the fluorescence signal from the element of interest in the flu

BackgroundIn order to enhance the detection sensitivity of HPGe detectors for measuring the low-level activity of radionuclides, samples are usually measured as close to the detector as possible to improve the detection efficiency

BackgroundDeveloping electronic devices, such as metal oxide semiconductor field effect transistor (MOSFET) amplifiers with high radiation resistance, is crucial for robots working in nuclear environments.PurposeThis study aims to

BackgroundRadioactivity measurement is widely used in various fields of nuclear technology application. The measurement uncertainty, confidence interval and detection limit are important parameters in radioactive measurement. Diff

BackgroundDue to high energy resolution and position sensitivity features, the multi-electrode high purity germanium (M-HPGe) detector is widely applied in rare event physics for events extraction.PurposeThis study aims to make us

BackgroundEtched track dosimeters (ETDs) based on CR-39 foils are the most frequently used passive detectors for neutron personal dosimetry at various nuclear facilities. That applying a pre-treatment in carbon dioxide (hereafter,

BackgroundThe high frame rate area detector is the core detector for the major imaging-based experimental stations at the Shanghai HIgh repetitioN rate xfel and Extreme light facility (SHINE), and its data throughput is expected t

Background222Rn/220Rn and their daughters are widely present in the atmosphere and indoor environment. The presence of high-concentration 220Rn can affect the accuracy of 222Rn concentration measurements.PurposeThis study aims to

BackgroundNuclear sites require monitoring of artificial radioactive aerosols, but existing instruments often encounter the problem of "measurement uncertainty (radon progeny interference)" in the measurement of artificial radioac