polarization scanning
21Birefringence — Displacement of light rays with perpendicular polarization through a birefringent material …
22Nanometrology — NIST Next Generation Nanometrology research.[1] Nanometrology is a subfield of metrology, concerned with the science of measurement at the nanoscale level. Nanometrology has a crucial role in order to produce nanomaterials and devices w …
23Special Sensor Microwave/Imager — The Special Sensor Microwave/Imager (SSM/I) is a seven channel, four frequency, linearly polarized passive microwave radiometric system. The instrument measures surface/atmospheric microwave brightness temperatures (TBs) at 19.35, 22.235, 37.0… …
24Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c …
25NEXRAD — Radar at the WSR 88D Radar Operations Center NEXRAD or Nexrad (Next Generation Radar) is a network of 159 high resolution Doppler weather radars operated by the National Weather Service, an agency of the National Oceanic and Atmospheric… …
26capacitor dielectric and piezoelectric ceramics — ▪ ceramics Introduction advanced industrial materials that, by virtue of their poor electrical conductivity, are useful in the production of electrical storage or generating devices. Capacitors (capacitor) are devices that store… …
27Laser diode — Top: a packaged laser diode shown with a penny for scale. Bottom: the laser diode chip is removed from the above package and placed on the eye of a needle for scale …
28Second harmonic imaging microscopy — (SHIM) is based on a nonlinear optical effect known as second harmonic generation (SHG). SHIM has been established as a viable microscope imaging contrast mechanism for visualization of cell and tissue structure and function. A second harmonic… …
29photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …
30Metamaterial antenna — This Z antenna tested at the National Institute of Standards and Technology is smaller than a standard antenna with comparable properties. Its high efficiency is derived from the Z element inside the square that acts as a metamaterial, greatly… …
