Please answer the following question: - death place is leningrad -lrb- now st. petersburg -rrb- - known for is theory of ion exchange in glass electrodes - caption is boris nikolsky - fields is radiochemistry , physical chemistry - death date is 4 january 1990 - workplaces is leningrad state university - doctoral advisor is mikhail vrevsky - notable students is alexey storonkin , mikhail shultz - birth date is 1 october 1900 - citizenship is ussr - birth place is menzelinsk , ufa governorate , russian empire - alma mater is leningrad state university Given the details above, guess who could this information be about.
A:
boris nikolsky