Nanoscopy describes the ability to see beyond the generally accepted optical limit of 200–300 nm. Stimulated emission depletion (STED) microscopy, developed by Stefan W. Hell and Jan Wichmann in 1994, ...

Recently, a team of researchers led by Professor XIE Chengjun and Associate Professor Zhang Jie at the Hefei Institutes of Physical Science (HFIPS), Chinese Academy of Sciences, developed a novel deep ...

Oscilloscopes are time-domain instruments, but because they digitize waveforms, oscilloscopes can process time-domain signals into the frequency domain. The FFT (Fast Fourier Transform), spectrum ...