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In 1949, Wiswesser first presented what is now known as the
Wiswesser line notation, which was particularly well suited to molecular structure representation within the computing platforms and modalities available. This work, which was further developed and expanded on by him for many years, had a
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in 1980, with a citation "For pioneering mathematical, physical, and chemical methods of punched-card and computer-stored representation of molecular structures, leading to the creation of the
Wiswesser Line Notation (WLN) for concise storage and retrieval of chemical structures ...".
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203:'s School of Engineering during the 1940s. In 1945, he published his paper describing a formula that correctly orders the subshells of atomic orbitals in the manner of the Aufbau principle, known as the
258:, the highest honour which can be given by the United States Army to a civilian, in recognition of his "Chemical Line-Formula Notation", the WLN. That same year, he was awarded an honorary doctorate at
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At the end of his life he was working for the United States
Department of Agriculture on weed science until his final illness, and he died on 17 December 1989, aged 75, in
159:(WLN), which was an innovative way to represent chemical structures in a linear string of characters suitable for computer manipulation. He is also known for the
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Following graduation, he worked at
Hercules, the Trojan Powder Company, and the Picatinny Arsenal. Wiswesser then was an instructor of chemistry in the
289:, leaving a widow, Katherine, and a son, daughter and four grandchildren. His scientific papers were deposited at Lehigh University after his death.
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Wiswesser, W.J. (1989). "Johann Josef
Loschmidt (1821-1895): a forgotten genius. Benzene rings and much more in 1861".
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Wiswesser, William (July 1945). "The
Periodic System and Atomic Structure I. An Elementary Physical Approach".
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155:(December 3, 1914 – December 17, 1989) was an American chemist best known as the creator of the
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Wiswesser received the
American Chemical Society Division of Chemical Information's
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486:"William Wiswesser receives US Army Department's Highest Civilian Citation"
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Gelberg, Alan (1990). "Obituary: William Joseph
Wiswesser (1914-1989)".
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584:"Funds Donated for Lehigh Archive of Early Chemical Notation System"
540:"The Patterson-Crane Award (co-sponsored with the Dayton Section)"
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Department of the Army
Decoration for Exceptional Civilian Service
242:'s work, alone at first and then together with preeminent chemist
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Department of the Army
Decoration for Exceptional Civilian Service
175:, to Louis and Hattie (Flatt) Wiswesser in 1914. He attended
564:. American Chemical Society Division of Chemical Information
207:. Following his time at Cooper Union, Wiswesser worked for
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and near the end of his life he made a special study of
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and finally at the Agricultural Research Service of the
310:"William J. Wiswesser, 75, Distinguished Berks Chemist"
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Journal of Chemical Information and Computer Sciences
542:. Columbus Section of the American Chemical Society
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23:. For the formula used for ordering subshells, see
19:"Wiswesser" redirects here. For the notation, see
450:In Memoriam: William Joseph Wiswesser (1914-1989)
337:"CU Chemistry and Chemical Engineering History"
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514:"Developer Of Chemical Shorthand Dies At 75"
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234:Wiswesser was also interested in the
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401:"The Wiswesser-Loschmidt Connection"
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269:for chemical information science.
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645:People from Reading, Pennsylvania
448:The same text was published as
227:lasting impact on the field of
179:in Reading, and graduated from
635:20th-century American chemists
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454:Chemical Information Bulletin
363:Journal of Chemical Education
191:degree in chemistry in 1936.
456:vol. 42, No. 1, Spring 1990.
16:American chemist (1914–1989)
265:In 1975 he was awarded the
254:In 1970 he was awarded the
61:Reading, Pennsylvania, U.S.
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58:December 17, 1989 (age 75)
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267:Austin M. Patterson Award
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640:Lehigh University alumni
287:Wyomissing, Pennsylvania
167:Early life and education
153:William Joseph Wiswesser
185:Bethlehem, Pennsylvania
157:Wiswesser line notation
119:computational chemistry
88:Wiswesser line notation
21:Wiswesser line notation
562:"Herman Skolnik Award"
399:Bader, Alfred (1998).
171:Wiswesser was born in
173:Reading, Pennsylvania
47:Reading, Pennsylvania
650:Cooper Union faculty
274:Herman Skolnik Award
236:history of chemistry
229:chemical informatics
123:chemical information
34:William J. Wiswesser
444:10.1021/ci00065a001
375:1945JChEd..22..314W
177:Reading High School
520:. 19 February 1990
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137:United States Army
468:Aldrichimica Acta
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598:13 January
588:Connection
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293:References
320:28 August
213:U.S. Army
187:, with a
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371:Bibcode
415:20 May
346:17 May
195:Career
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