The article discusses how scientists at Beijing Institute of Technology Press Co., Ltd. used key orbit design technologies to achieve a 23-day journey of lunar sample return with the Chang'E 5 mission. The success relied on precise orbit designs for lunar orbit rendezvous and docking, precision landing, and inclination optimization.
A new neural net technique combines optical imaging and synthetic-aperture radar to provide a single comprehensive data source, enhancing disaster response capabilities. The approach achieves up to a 96% accuracy rate in detecting objects and can be applied to various tasks such as crop health monitoring and building identification.
Researchers developed P-/Sn-based composites with high-capacity and stability anode materials for sodium-ion batteries. The study reveals a new approach to produce cost-effective and scalable solutions.
Researchers developed a novel lithium-containing crosslinked polymeric material, LiGL, which exhibits exceptional protection effects on lithium metal anodes. The material achieves superior cycling stability, even after over 20,000 Li-stripping/plating cycles without failures.
Researchers developed a green synthesis method for ammonia production using green tea as a reducing agent. The study found that the optimized sample showed 2.93-fold enhanced photocatalytic activity and increased NH3 selectivity, outperforming bulk g-C3N4 under simulated sunlight irradiation.
Developed by researchers from Harbin Institute of Technology, a new robotic arm can manipulate in environments difficult for humans and adapt to changing conditions. The arm weighs only 9.23 kilograms and can exert constant force control, enabling it to maintain contact with curved surfaces in space.
The Tianwen-1 Mars rover landed successfully due to its advanced autonomous guidance, navigation and control system. The system performed reliable key event triggers and accurate state estimates to implement trajectory and attitude controls.
An international research team led by Jennifer L. Schaefer has analyzed the potential of magnesium-ion-conducting solid polymer electrolytes in two separate battery systems. The study found that these electrolytes exhibit higher thermal, mechanical, and electrochemical stability compared to traditional liquid electrolytes, making them ...
Researchers developed a molecular compound that serves as a low-cost electrolyte for redox flow batteries, enabling stable operation and high capacity retention. The compound overcomes limitations of previous electrolytes by increasing its hydrophilicity and conductivity.
Researchers at Beijing Institute of Technology created a robot that can track fast-moving rats for extended periods using real-time localization and movement analysis. The robotic rat's built-in stereo vision system enables it to characterize typical behaviors of actual rats, promoting autonomy and reproducibility in behavior research.
The Chang'e-5 mission achieved a successful soft lunar landing using an innovative guidance, navigation and control system. The LAM used various sensors to navigate its descent and landing, with multiple sensors providing redundancy to ensure the success of the mission.