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Article
Characteristics of the lipase fromCandida rugosa modified with copolymers of polyoxyethylene derivative and maleic acid anhydride
The hydrophilic copolymer, polyethylene oxide (PEO) allyl ester-maleic anhydride (MA), copolymer was used to modify the lipase from Candida rugosa. MA, in a functional group, reacts easily with amino acids of ...
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Article
Experimental and Numerical Studies on Splitting Fracture of Rocks Using Different Bit Heads
A hydraulic splitting method was recently developed to reduce the generation of noise and vibration in urban underground construction. However, research on optimizing the method considering the shape of the hy...