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单词 Theta solvent
释义

Theta solvent

英语百科

Theta solvent

In a polymer solution, a theta solvent (or θ solvent) is a solvent in which polymer coils act like ideal chains, assuming exactly their random walk coil dimensions therefore in a good solvent, the Mark-Houwink equation exponent is 1/2. Thermodynamically, the excess chemical potential of mixing between a polymer and a theta solvent is zero.

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