| 词条 | Howard Ensign Simmons Jr. |
| 释义 |
|name = Howard Ensign Simmons Jr. |image = HES Jr 1993.jpg |image_size = 200px |caption = Simmons, Spring 1993, Wilmington, Delaware |birth_date = {{Birth date|1929|6|17}} |birth_place = Norfolk, Virginia United States |residence = |nationality = American |death_date = {{death date and age|1997|4|26|1929|6|17}} |death_place = |field = |work_institution = DuPont Central Research |alma_mater = Massachusetts Institute of Technology |doctoral_advisor = |doctoral_students = |known_for = Simmons–Smith reaction |prizes = Priestley Medal (1994) National Medal of Science (1992) Charles Goodyear Medal (1952) |religion = |footnotes = }} Howard Ensign Simmons Jr. (June 17, 1929 – April 26, 1997) was an American chemist with DuPont who discovered the Simmons–Smith reaction. BiographyHe was born on June 17, 1929. In 1952, Simmons received the Charles Goodyear Medal. In 1976, Simmons served as Chair of the Organic division of the American Chemical Society.[1] He died on April 26, 1997. References1. ^[https://www.organicdivision.org/history/ ACS Organic Division History.] - Retrieved 2018-9-24.
|url = http://www.chemistry.msu.edu/Portraits/PortraitsHH_Detail.asp?HH_LName=Simmons |title = Howard Ensign Simmons Jr. 1929-1997 |publisher = Michigan State University |deadurl = yes |archiveurl = https://web.archive.org/web/20070807213835/http://www.chemistry.msu.edu/Portraits/PortraitsHH_Detail.asp?HH_LName=Simmons |archivedate = 2007-08-07 |df = }}
|title = Howard Ensign Simmons Jr. (17 June 1929–26 April 1997) |author = Edward G. Jefferson |journal = Proceedings of the American Philosophical Society |volume = 143 |issue = 4 |pages = 718–726 |year = 1999 |url = http://www.aps-pub.com/proceedings/1434/Simmons.pdf |doi = |format = PDF |deadurl = yes |archiveurl = https://web.archive.org/web/20070816142225/http://www.aps-pub.com/proceedings/1434/Simmons.pdf |archivedate = 16 August 2007 |df = }}{{DuPont}}{{Winners of the National Medal of Science|chemistry}}{{Authority control}}{{DEFAULTSORT:Simmons, Howard Ensign Jr.}}{{US-chemist-stub}} 9 : 20th-century American chemists|DuPont people|1929 births|1997 deaths|National Medal of Science laureates|People from Norfolk, Virginia|Polymer scientists and engineers|Massachusetts Institute of Technology alumni|Scientists from Virginia |
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