Proton exchange membrane is the key factor of vanadium redox flow battery (VRB) as their stability largely determine the lifetime ... The degree of sulfonation for the SPEEK was determined by ...

Department of Civil and Environmental Engineering, University of Houston, Houston, Texas 77204, United States Materials Science and Engineering Program, University of Houston, Houston, Texas 77204, ...

We have observed that the loss of these aspects can have a significant impact on a student’s ability to understand instrumental methods. Coulometric titrations offer a seamless transition path between ...

For each titration, a cofactor stock solution was titrated into the protein solution in the cuvette. After each addition of cofactor, at least 10 min were allowed for equilibration before collecting a ...