PDA
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polydiacetylene
ポリジアセチレン. 非線型光学効果の大きい高分子材料.
polydiacetylene; a pi-conjugated polymer chemical; has a large and fast optical nonlinearity, a χ(3) of which is ranging from 10-11 to 10-9 esu; ref. PAV(polyarylenevinylene); e.g. PDA-LB(Langmuir-Blodgett) deposited thin fi
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