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In the 1990's with the advent of wavelength division multiplexing, considerable experimental and theoretical work was undertaken in the study of network design inherent to these transparent or cle

We have found substantial enhancements of the optical matrix elements of Er atoms when water molecules augment the symmetry-breaking electric fields in their crystalline environment.

We have found substantial enhancements of the optical matrix elements of Er atoms when water molecules augment the symmetry-breaking electric fields in their crystalline environment.

References are listed at end of paper.

This paper introduces some current ideas on the dynamical structure of Jupiter's atmosphere that are likely to be important for the generation of lightning and reviews briefly the present understan

P R A C T I C A L L Y all of the toll cable installed since 1939 has been of the carrier type and most of it has been buried in order to secure greater immunity from mechanical damage.

The 3-mil air gap carbon block protector, which has a maximum sparkover value of (iOO peak volts, is the basic protection device employed by the Bell System for the protection of communication a p

Multi-channel subcarrier-modulated video transmission systems and the limitations imposed by laser linearity and noise are discussed.

In the early nineteen seventies, Corning Glass Works demonstrated the first optical fiber with low enough transmission losses to threaten other high capacity transmission media, such as the then po

The feasibility of using a frequency-modulated laser followed by an interferometer in a subcarrier multiplexed system is considered.

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