Louis Plack Hammett (April 7, 1894 - February 9, 1987) was an American physical chemist. He is perhaps best known for the Hammett equation, which relates reaction rates to equilibrium constants for certain classes of organic reactions involving substituted aromatic compounds. He is also known for his research into superacids and his development of a scheme for comparing their acidities based on what is now known as the Hammett acidity function. The Curtin–Hammett principle bears his name.

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  • Louis Plack Hammett (April 7, 1894 - February 9, 1987) was an American physical chemist. He is perhaps best known for the Hammett equation, which relates reaction rates to equilibrium constants for certain classes of organic reactions involving substituted aromatic compounds. He is also known for his research into superacids and his development of a scheme for comparing their acidities based on what is now known as the Hammett acidity function. The Curtin–Hammett principle bears his name. Awards included the Priestley Medal in 1961. Hammett grew up in Portland, Maine, and studied in Harvard and Switzerland. He earned his Ph.D. at Columbia University. He authored an influential textbook on physical organic chemistry, and is credited with coining the term.
  • Louis Plack Hammett war ein US-amerikanischer Physikochemiker. Bekannt wurde er durch die nach ihm benannte Hammett-Gleichung, die einen quantitativen Zusammenhang zwischen Reaktionsraten und Gleichgewichtskonstanten herstellt. Zur Quantifizierung der Säurestärke von Supersäuren entwickelte er die Hammettsche Aciditätsfunktion. Zudem war er Mitverfasser des Curtin-Hammett-Prinzips. Hammett wuchs in Portland (Maine) auf, studierte an der Harvard University und in der Schweiz und wurde an der Columbia University promoviert. Er verfasste unter anderem das Standardwerk Physical Organic Chemistry in Physikalischer Organischer Chemie.
  • Louis Plack Hammett foi um físico-químico americano. Foi o criador da Equação de Hammett, na qual relaciona taxa de reação com a constante de equilíbrio de certas classes de reações orgânicas envolvendo compostos aromáticos substituídos. Tornou-se notório também por sua pesquisa com superácidos e seu desenvolvimento de um diagrama para comparação de acidez, conhecido como função acidez de Hammett.
  • Луис Плак Гаммет — американский физикохимик.
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  • Louis Plack Hammett (April 7, 1894 - February 9, 1987) was an American physical chemist. He is perhaps best known for the Hammett equation, which relates reaction rates to equilibrium constants for certain classes of organic reactions involving substituted aromatic compounds. He is also known for his research into superacids and his development of a scheme for comparing their acidities based on what is now known as the Hammett acidity function. The Curtin–Hammett principle bears his name.
  • Louis Plack Hammett war ein US-amerikanischer Physikochemiker. Bekannt wurde er durch die nach ihm benannte Hammett-Gleichung, die einen quantitativen Zusammenhang zwischen Reaktionsraten und Gleichgewichtskonstanten herstellt. Zur Quantifizierung der Säurestärke von Supersäuren entwickelte er die Hammettsche Aciditätsfunktion. Zudem war er Mitverfasser des Curtin-Hammett-Prinzips.
  • Louis Plack Hammett foi um físico-químico americano. Foi o criador da Equação de Hammett, na qual relaciona taxa de reação com a constante de equilíbrio de certas classes de reações orgânicas envolvendo compostos aromáticos substituídos. Tornou-se notório também por sua pesquisa com superácidos e seu desenvolvimento de um diagrama para comparação de acidez, conhecido como função acidez de Hammett.
  • Луис Плак Гаммет — американский физикохимик.
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  • Louis Plack Hammett
  • Louis Plack Hammett
  • Louis Plack Hammett
  • Гаммет, Луис Плак
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