Robert Curl vs Robert Floyd Curl Jr.

Robert Curl and Robert Floyd Curl Jr. both are nouns.

Word	Noun	Adjective	Verb	Adverb
Robert Curl	Yes	No	No	No
Robert Floyd Curl Jr.	Yes	No	No	No

As nouns, Robert Curl and Robert Floyd Curl Jr. are synonyms defined as:

Robert Curl and Robert Floyd Curl Jr.: American chemist who with Richard Smalley and Harold Kroto discovered fullerenes and opened a new branch of chemistry (born in 1933)

Other synonyms of Robert Curl include Curl, Robert F. Curl.

Robert Curl (noun)	Robert Floyd Curl Jr. (noun)
American chemist who with Richard Smalley and Harold Kroto discovered fullerenes and opened a new branch of chemistry (born in 1933)	American chemist who with Richard Smalley and Harold Kroto discovered fullerenes and opened a new branch of chemistry (born in 1933)