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Powder processing, calcination, sintering, and microstructural development of YBa sub 2 Cu sub 3 O sub 7 ceramic superconductors will be described.

The aim of this paper is to introduce a new family of low-profile resonators and filters that achieve high performance and low insertion loss without the need for post-production tuning.

A new range of ceramic-insulated triodes has been designed for the highest frequencies now in use in industrial dielectric heating equipment.

The new family of high T sub c oxide superconductors are electronic ceramic materials.

The propagation of femtosecond duration optical pulses in electro- optic materials is observed to produce a Cerenkov cone of pulsed far-infrared radiation in the terahertz spectral range.

This paper considers two fundamental factors entering into the maximum speed of transmission of intelligence by telegraph. These factors are signal shaping and choice of codes.

H R O U G H O U T the development of radio c o m m u n i c a t i o n the engineer has aspired to a directive system whereby radiation m i g h t l>e projected from one point to another with a m a

HE excellence of transmission over a toll telephone circuit is determined by its overall volume efficiency (including the effect of variations from time to time), by distortion of the waves, by var

Some aimplc results relating to certain mean values are given. It is not assumed that the signals are necessarily small; hence nonlinear effects arc taken into account.

Model Checking is an algorithmic technique to determine whether a temporal property holds of a program.