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Republicans in power have refused to negotiate and Democrats have squared off for a political fight. What neither side has devised is an easy offramp to prevent what ...

Abstract: We have numerically studied single-frequency gain-switched $\mathbf{2}-\boldsymbol{\mu} \mathbf{m}$ thulium doped fiber laser oscillator with cm-level long cavity length. The peak output ...

NEW Creative Lab - autumn update! Paint, draw, build and create your own art in Bitesize Creative Lab! Check out our new autumn and Halloween activities, templates and stickers.

Abstract: A monolithic silicon-based optoelectronic integrated system consisting of quantum dot microdisk lasers, coupled waveguides, and photodetectors, is demonstrated. The feasibility of this ...