She was awarded two Nobel Prizes â one in physics which she won jointly with her husband and Henri Becquerel, and another in chemistry â and was the first person to win two Nobel Prizes. She is still one of only four people (along with Linus Pauling, John Bardeen and Frederick Sanger) to accomplish that feat.
Welcome to the Description Key. Description is the key to opening a world of information for persons with a vision loss, literacy needs, or loss of cognitive abilities. The American Foundation for the Blind reports that 21.5 million adults have vision loss and 94,000 children with a vision loss are being helped by some kind of special education.
A key is a sequence of one or more field IDs from the table. Up to 40 keys can be associated to a table. The first key in the list is the primary key. The primary key is always active, and the DBMS keeps the table sorted in primary key order and rejects records with duplicate values in primary key fields. Therefore, the values in the primary key must always be unique.