Hold the tube upright and point the top slit at a fluorescent light. Press your eye to the viewing hole. On the CD, look for a clear, solid line of light broken up into colored bands: this is the ...

A research team from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has proposed a novel model optimization algorithm—External Calibration-Assisted Screening (ECA)— that ...

This article delves into key challenges of preserving quality in natural gas pipelines, and it covers various gas analysis ...

Article Views are the COUNTER-compliant sum of full text article downloads since November 2008 (both PDF and HTML) across all institutions and individuals. These metrics are regularly updated to ...

The skepticism and debate around the question of "are we alone in the universe" makes the field of astrobiology more cautious ...

35 kV line lightning arrester as an important lightning protection equipment, bear the role of absorbing and releasing lightning impact energy. Multiple lightning strikes as a common natural ...

Iron is one of the most abundant heavy elements in the universe. Its spectral features stand out in many astronomical spectra, especially in those of stars and galaxies. As a dominant emitter in many ...

Abstract: The saturated absorption spectra and line widths of the Cs-D 2 line were observed as a function of the incident power. A minimum spectral width of 20 MHz was obtained when the incident power ...

Spectrum fiber optic lines were cut by a vandal on Thursday, June 19, leading to internet outages for customers in Signal Hill and Long Beach. (Photo courtesy of Spectrum).

Advances are occurring in spectroscopy, reducing the challenges of rapid signal saturation and the need for extensive sample ...

Figure 1. (a) Solid-state absorption (solid line) and emission (dotted line) spectra of a neat film of the BODIPY derivative; along with its molecular structure. (b) Cavity structure from top to ...

Subscribers in Southern California of Spectrum’s Internet service experienced outages over the weekend following what company officials said was an attempted theft of copper lines located in Van ...