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Dalgarno

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Theoretical chemistry is the branch of chemistry which develops theoretical generalizations that are part of the theoretical arsenal of modern chemistry: for example, the concepts of chemical bonding , chemical reaction , valence , the surface of potential energy , molecular orbitals , orbital interactions, and molecule activation.

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12-742: Dalgarno is a surname. Notable people with the surname include: Alexander Dalgarno (1928–2015), British physicist and astronomer Anne Dalgarno (1909–1980), Australian politician Brad Dalgarno (born 1967), Canadian ice hockey player George Dalgarno (1616–1687), Scottish linguist Joel Dalgarno (born 1987), Canadian lacrosse player Lynn Dalgarno (born 1935), Australian geneticist Roy Dalgarno (1910–2001), Australian artist See also [ edit ] 6941 Dalgarno , main-belt asteroid Shine-Dalgarno sequence , named for co-discoverer Lynn Dalgarno Dalgarno v Hannah , court case [REDACTED] Surname list This page lists people with

24-640: A Ph.D. in theoretical physics in 1951 under the joint supervision of Harrie Massey and Richard Buckingham . He was an academic at the Queen's University, Belfast from 1951 to 1967 where he worked with Sir David Bates and rose from assistant lecturer to professor. In the 1950s, he laid the foundations for long-range atomic interaction studies which are of critical importance for today's interest in Bose–Einstein condensates . In 1967, he moved to Harvard University to join their department of astronomy and held

36-702: A physicist at the Smithsonian Astrophysical Observatory and was formerly the editor of the Astrophysical Journal Letters . Dalgarno was also cited in the Nebula Award winning novel The Quantum Rose by Catherine Asaro , a science-fiction novel based on Asaro's doctoral work while she was a Ph.D student with Dalgarno. He married Barbara Kane, from whom he was later divorced, and had four children. Later married to Emily Izsak - divorced. His work

48-470: Is different from Wikidata All set index articles Alexander Dalgarno Alexander Dalgarno FRS (5 January 1928 – 9 April 2015) was a British physicist who was a Phillips Professor of Astronomy at Harvard University . Alexander Dalgarno was born in London in 1928, and spent his childhood there. He was educated in mathematics and atomic physics at University College, London , earning

60-413: The surname Dalgarno . If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name (s) to the link. Retrieved from " https://en.wikipedia.org/w/index.php?title=Dalgarno&oldid=1091886057 " Category : Surnames Hidden categories: Articles with short description Short description

72-510: The framework of theoretical chemistry, there is a systematization of chemical laws, principles and rules, their refinement and detailing, the construction of a hierarchy. The central place in theoretical chemistry is occupied by the doctrine of the interconnection of the structure and properties of molecular systems. It uses mathematical and physical methods to explain the structures and dynamics of chemical systems and to correlate, understand, and predict their thermodynamic and kinetic properties. In

84-732: The most general sense, it is explanation of chemical phenomena by methods of theoretical physics . In contrast to theoretical physics, in connection with the high complexity of chemical systems, theoretical chemistry, in addition to approximate mathematical methods, often uses semi-empirical and empirical methods. In recent years, it has consisted primarily of quantum chemistry , i.e., the application of quantum mechanics to problems in chemistry. Other major components include molecular dynamics , statistical thermodynamics and theories of electrolyte solutions , reaction networks , polymerization , catalysis , molecular magnetism and spectroscopy . Modern theoretical chemistry may be roughly divided into

96-507: The positions of acting director of Harvard College Observatory , chairman of the department of astronomy, associate director of the Center for Astrophysics | Harvard & Smithsonian and director of the Institute for Theoretical Atomic and Molecular Physics . Dalgarno's research covered three main areas: theoretical atomic and molecular physics , astrophysics and aeronomy (the study of

108-498: The study of chemical structure and the study of chemical dynamics. The former includes studies of: electronic structure, potential energy surfaces, and force fields; vibrational-rotational motion; equilibrium properties of condensed-phase systems and macro-molecules. Chemical dynamics includes: bimolecular kinetics and the collision theory of reactions and energy transfer; unimolecular rate theory and metastable states; condensed-phase and macromolecular aspects of dynamics. Historically,

120-402: The upper atmosphere). He made contributions in theoretical chemistry , scattering theory , atmospheric physics & chemistry and astrophysics and was the author of more than 600 publications. Sir David Bates wrote in 1988 that "There is no greater figure than Alex in the history of atomic physics and its applications." Known as the "father of molecular astrophysics ", Dalgarno was also

132-811: Was a Fellow of the American Geophysical Union and the American Physical Society and a member of the U.S. National Academy of Sciences . He was elected a Fellow of the Royal Society in 1972 and awarded their prestigious Hughes Medal in 2002. He was also a member of the International Academy of Quantum Molecular Science . In 1998, Asteroid 6941 was named Asteroid Dalgarno. Theoretical chemistry Theoretical chemistry unites principles and concepts common to all branches of chemistry. Within

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144-932: Was recognized by many awards, including the prize of the International Academy of Quantum Molecular Science , the Davisson-Germer Prize of the American Physical Society (1980), the William F. Meggers Award of the Optical Society of America (1986), the Gold Medal of the Royal Astronomical Society (1986) and the Benjamin Franklin Medal in Physics from the Franklin Institute (2013). He

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