Overview of current capabilities and research and technology developments for planetary protection
The recycle of water and nitrogen from urine in bioregenerative life support system
Air-rail revenue sharing in a multi-airport system: Effects on traffic and social welfare
High-speed rail development and urban environmental efficiency in China: A city-level examination
A spatiotemporal analysis of the robustness of high-speed rail network in China
Impact of high-speed rail on urban economic efficiency in China
Does high-speed rail development affect airport productivity? Evidence from China and Japan
A two-stage thermally-coupled pulse tube cryocooler working at 35 K for space application
A high-fidelity high-efficiency model for electrodynamic tether system based on recursive algorithm
A miniaturised fetch rover concept for Mars sample return