HIV-1 envelope glycoprotein (Env), a gp120–gp41 trimer, undergoes coordinated conformational changes that drive membrane fusion and allow immune evasion by transiently concealing ...

Abstract: Aiming at the problem that the pH neutralization process is highly nonlinear and it is difficult to obtain satisfactory dynamic performance, a nonlinear controller based on the sliding mode ...

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The pH value of some liquids needs to be accurately controlled for desired production condition in the industrial process such as medicine, sewage treatment, preparation, soap making and petrochemical ...