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We address the issue of retrieval scheduling of objects composing multimedia presentations, over networks that provide guaranteed Quality of Service (QoS).

Bi sub 2 Sr sub 2 CaCu sub 2 O sub 8 was prepared and sintered at temperatures between 850 to 911C. A unique retrograde sintering behavior is shown whereby the material expands up to about 890C.

Bi sub 2 Sr sub 2 CaCu sub 2 O sub 8 was prepared using the mixed oxide carbonate method and sintered at temperatures ranging from 850 to 911C.

An overview is given on the work done at Bell Laboratories in which fluorine substitution was employed to tune the structure property relationships of chemically amplified resists.

There has recently been considerable attention given to bidirectional transmission over optical fibers.

We discuss two optical return-to-zero (RZ) modulation techniques, both based on a single Mach-Zehnder modulator driven by non- return-to-zero (NRZ) electrical signals.

We propose and demonstrate a new technique for variable duty cycle return-to-zero (RZ) modulation, employing a phase modulator driven by a single electrical non-return-to-zero (NRZ) signal and an o

We propose and demonstrate a new technique for variable duty cycle return-to-zero (RZ) modulation, employing a phase modulator driven by a single electrical non-return-to-zero (NRZ) signal and an o

Return-to-zero (RZ) quaternary differential-phase ASK modulation with 20-Gb/s aggregate data-rate is implemented with both optical and electrical RZ pulse generation.

We introduce the notion of a reusable time-line, a cryptographic primitive for robust timed release of information with lowered session costs.

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