Two-dimensional materials are substances with a thickness of a few nanometres or less. Electrons in these materials are free to move in the two-dimensional plane, but their restricted motion in the ...
Click to open image viewer. The RQ-2A provides field commanders with real-time reconnaissance, surveillance, target acquisition, and battle damage information. Ground controllers pilot the aircraft ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results