A unique requirement of near-field focused antennas is the requirement to characterize both transverse and axial resolution. We begin by revisiting the classical scalar Fresnel-Kirchhoffs diffraction ...

The paper provides a detailed explanation of how the profile of the light collected in a scanning tunneling microscope (STM ... that the light emitted by each electron tunneling with the right ...

A groundbreaking image of mouse brain tumor cells took top ... interacted.This took about three hours of precise observation under the microscope to capture the right moment, involving many ...