User profiles for R. Hoffmann

Roald Hoffmann

Cornell University
Verified email at cornell.edu
Cited by 103220

An extended Hückel theory. I. hydrocarbons

R Hoffmann - The Journal of Chemical Physics, 1963 - pubs.aip.org
The Hückel theory, with an extended basis set consisting of 2s and 2p carbon and 1s hydrogen
orbitals, with inclusion of overlap and all interactions, yields a good qualitative solution of …

The conservation of orbital symmetry

RB Woodward, R Hoffmann - … Chemie International Edition in …, 1969 - Wiley Online Library
Of the various ways in which the phenomena of chemical bonding have been treated from
the theoretical point of view, the molecular orbital method may fairly be deemed to have been …

[BOOK][B] Solids and surfaces: a chemist's view of bonding in extended structures

R Hoffmann - 2021 - books.google.com
Dieses einzigartige Buch läßt Chemie und Physik im festen Zustand und auf Oberflächen'zusammentreffen'.
In einer lebhaften und anschaulichen Weise bringt es Chemikern die …

Building bridges between inorganic and organic chemistry (Nobel Lecture)

R Hoffmann - Angewandte Chemie International Edition in …, 1982 - Wiley Online Library
Robert B. Woodward, a supreme patterner of chaos, was one of my teachers. I dedicate this
lecture to him, for it is our collaboration on orbital symmetry conservation, the electronic …

Conservation of orbital symmetry

R Hoffmann, RB Woodward - Accounts of Chemical Research, 1968 - ACS Publications
Chemistry remains an experimental science. The theory of chemical bonding leaves much
to be desired. Yet, the past 20 years have been marked by a fruitful symbiosis of organic …

Transition metal pentacoordination

AR Rossi, R Hoffmann - Inorganic Chemistry, 1975 - ACS Publications
A unified molecular orbital treatment of pentacoordinate transition metal complexes for the
Dy¡ trigonal-bipyramidal and the C’4v square-pyramidal geometries is presented. Symmetry …

A chemical and theoretical way to look at bonding on surfaces

R Hoffmann - Reviews of modern Physics, 1988 - APS
… and Lipscomb (1962); and Hoffmann … For a specific discussion of the CO chemisorption
calculations reported in this section, see Sung and Hoffmann (1985). There have been many …

How chemistry and physics meet in the solid state

R Hoffmann - Angewandte Chemie International Edition in …, 1987 - Wiley Online Library
To make sense of the marvelous electronic properties of the solid state, chemists must learn
the language of solid‐state physics, of band structures. An attempt is made here to demystify …

Interaction of orbitals through space and through bonds

R Hoffmann - Accounts of Chemical Research, 1971 - ACS Publications
… (20) Editor’s note: Readers may be interested in the comments of a congenial reviewer of
Hoffmann’s manuscript: “Somehow the problems facing an author writing for Accounts of …

Stereochemistry of electrocyclic reactions

RB Woodward, R Hoffmann - Journal of the American Chemical …, 1965 - ACS Publications
By contrast, the thermal cyclization of hexatrienes is uniquely disrotatory (IX X) 2; this case
is the more (1) cjs-3, 4-Dicarbomethoxycyclobut-l-ene: E. Vogel, Ann., 615, 14 (1958). cis-and …