A 160-FEMTOSECOND OPTICAL-IMAGE PROCESSOR BASED ON A CONJUGATED POLYMER

被引：83

作者：

HALVORSON, C

HAYS, A

KRAABEL, B

WU, RL

WUDL, F

HEEGER, AJ

机构：

[1] Inst. of Polymers and Organic Solids, University of California, Barbara

来源：

SCIENCE | 1994年 / 265卷 / 5176期

关键词：

D O I：

10.1126/science.265.5176.1215

中图分类号：

O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];

学科分类号：

07 ; 0710 ; 09 ;

摘要：

Degenerate ground-state conjugated polymers exhibit large third-order nonlinear optical susceptibilities, including substantial two-photon absorption. With the use of a machine architecture suited to these material properties, ultrafast optical processors are possible. A four-wave mixing optical correlator was built with an air-stable, processable, degenerate ground-state conjugated polymer, poly(1,6-heptadiester). The continuously updatable processor correlates two 5000-pixel images in less than 160 femtoseconds, achieving peak processing rates of 3 x 10(16) operations per second.

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页码：1215 / 1216

页数：2

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