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Article
Numerical Study on the Effect of the Nozzle Pressure Ratio on the Starting Characteristics of the Axisymmetric Divergent Dual Throat Nozzle
The effect of nozzle pressure ratio (NPR) on the starting characteristics of an axisymmetric divergent dual throat nozzle is investigated numerically. The steady and unsteady numerical simulation methods are u...
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Article
Design Solutes to Achieve Columnar-to-Equiaxed Transition and Grain Refinement in Cast Multi-principal-element Alloys
The multi-principal-element alloys (MPEAs), also referred to as high-entropy alloys (HEAs), have attracted extensive attention during the last decade and a half due to their unique and excellent properties. Ho...
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Thermo-Mechanical Behavior of Tread Rubber During High-Speed Friction
During the landing process, an aircraft tire is subjected to alternating sliding friction. High-speed friction occurs between the tire and the runway, causing a rapid increase in the tire’s surface temperature...
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Article
Stable Ultrashort Pulse Generation Using a Coiled and Tapered Few-Mode-Fiber Polarization Controller as a Saturable Absorber
We present a coiled and tapered graded-index few-mode-fiber (FMF) polarization controller (PC) as a saturable absorber (SA) in an all-fiber laser. We obtain the 845 fs ultrashort pulse with a signal-to-noise r...
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Article
Thermo-mechanical behavior of solid rubber tire under high-speed free rolling conditions
Severe heat generated by the hysteresis loss can be accumulated inside of the aircraft tire during the free rolling stage, which affects the performance and safety of aircraft. In this paper, verifying a therm...
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Article
Grain Refinement of an As-Cast CoCrNi Multi-principal Element Alloy by Inducing Solute Segregation: Solute Design and Effects
Multi-principal element alloys (MPEAs) have been extensively studied in recent years. However, the as-cast MPEAs usually possess coarse columnar grains with undesirable properties, thus columnar-to-equiaxed tr...
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Article
Open AccessPublisher Correction: Brain charts for the human lifespan
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Article
Open AccessBrain charts for the human lifespan
Over the past few decades, neuroimaging has become a ubiquitous tool in basic research and clinical studies of the human brain. However, no reference standards currently exist to quantify individual difference...
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Article
The design and performance of GRD onboard the GECAM satellite
Each GECAM satellite payload contains 25 gamma-ray detectors (GRDs), which can detect gamma-rays and particles and can roughly localize the Gamma-Ray Bursts (GRBs). GRD was designed using lanthanum bromide (LaBr3
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Article
Dedicated SiPM array for GRD of GECAM
The discovery of gravitational waves and gamma-ray bursts heralds the era of multi-messenger astronomy. With the adoption of two small satellites to achieve the all-sky monitoring of gamma-ray bursts, the grav...
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Article
Quality assurance test and failure analysis of SiPM arrays of GECAM satellites
The Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) satellite developed a SiPM-based gamma-ray detector to monitor the gravitational wave-related GRBs and guide subsequent ob...
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Article
The data acquisition algorithm designed for the SiPM-based detectors of GECAM satellite
The Gravitational Wave High-energy Electromagnetic Counterpart All-sky Monitor (GECAM) consists of 2 microsatellites, each of which contains 25 GRD (LaBr3) detectors and 8 CPD (plastic scintillator) detectors.
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Article
The design and performance of charged particle detector onboard the GECAM mission
The Gravitational wave highly energetic Electromagnetic Counterpart All-sky Monitor (GECAM) is dedicated to detecting gravitational wave gamma-ray bursts. It is capable of all-sky monitoring over and discoveri...
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Article
The technology for detection of gamma-ray burst with GECAM satellite
The main physical objective of the GECAM satellite is to detect gamma-ray bursts, which is related to gravitational waves of double compact object mergers. The GECAM satellite also detects and investigates var...
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Article
Noise Time-Domain Signal Reconstruction of Passenger Head Position Considering Compressed Sensing and Multi-source Data Fusion
Sound field reconstruction technology is used to provide accurate primary reference signals for active noise control systems by reconstructing the interior sound field. Traditionally, time-domain noise signal-...
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Article
Amino-Oligosaccharide Promote the Growth of Wheat, Increased Antioxidant Enzymes Activity
Wheat refers to a critical grain crop in China, and ensuring the stable, high quality, high yielding production of wheat is of significance to China’s food security. Chitosan oligosaccharide (COS), i.e., amino...
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Article
HXMT identification of a non-thermal X-ray burst from SGR J1935+2154 and with FRB 200428
Fast radio bursts (FRBs) are short pulses observed in the radio band from cosmological distances1. One class of models invokes soft gamma-ray repeaters (SGRs), or magnetars, as the sources of FRBs2. Some radio pu...
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Article
Open AccessEffect of Bacillus subtilis on corrosion behavior of 10MnNiCrCu steel in marine environment
Bacillus widely exists in wet natural environment such as soil, water and air, and is often studied as one of representative microorganisms for microbiologically influenced corrosion(MIC) research. In this pap...
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Article
Evolution of Payne effect of silica-filled natural rubber in curing process
Vulcanisation is the key process for determining the final properties of elastomers due to the relationship between curing condition and viscoelastic behaviour. This study focuses on the variations in the dyna...
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Article
Critical Periods and Changes Involved in Hemerocallis lilioasphodelus Floral Transition
Hemerocallis is a valuable commercial perennial with prominent flowers. In this study, a wild variety of Hemerocallis lilioasphodelus L. cv. Licheng 7 (H. lilioasphodelus, LC7) from China was chosen as the experi...
