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Segregated stack π-molecular complexes

Frank H. Herbstein

in Crystalline Molecular Complexes and Compounds: Structures and Principles

Published in print:
2005
Published Online:
September 2007
ISBN:
9780198526605
eISBN:
9780191712142
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198526605.003.0017
Subject:
Physics, Crystallography: Physics

The phenomenon of high electrical conductivity in some organic crystals appears to be associated with stacked arrangements of radical ions of electron donors and/or acceptors. A variety of chemical ... More


Ion pumps and exchangers

PETER K. STYS, STEPHEN G. WAXMAN, and BRUCE R. RANSOM

in The Axon: Structure, Function and Pathophysiology

Published in print:
1995
Published Online:
May 2009
ISBN:
9780195082937
eISBN:
9780199865802
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195082937.003.0015
Subject:
Neuroscience, Disorders of the Nervous System

Excitable cells are dependent on adequate transmembrane ion gradients for normal function. Electrochemical gradients of the major cations (Na+, K+, Ca2+, and Mg2+) and anions (Cl- and HCO3 ... More


THE F-CENTRE AND RELATED ONE-CARRIER CENTRES

A.M. Stoneham

in Theory of Defects in Solids: Electronic Structure of Defects in Insulators and Semiconductors

Published in print:
2001
Published Online:
September 2007
ISBN:
9780198507802
eISBN:
9780191709920
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198507802.003.0015
Subject:
Physics, Condensed Matter Physics / Materials

The F-centre in a halide consists of an electron trapped in an anion vacancy. This defect is seen in very many halides, and the systematic trends from one system to another offer an exceptionally ... More


Anion-topology approach

Sergry V. Krivovichev

in Structural Crystallography of Inorganic Oxysalts

Published in print:
2009
Published Online:
May 2009
ISBN:
9780199213207
eISBN:
9780191707117
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213207.003.0004
Subject:
Physics, Crystallography: Physics

This chapter deals with description of dense 2-D topologies using the concept of anion-topology introduced by P. C. Burns and co-authors for the analysis of uranyl layered structures. Anion ... More


Alternative approaches to structure description

Sergry V. Krivovichev

in Structural Crystallography of Inorganic Oxysalts

Published in print:
2009
Published Online:
May 2009
ISBN:
9780199213207
eISBN:
9780191707117
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213207.003.0005
Subject:
Physics, Crystallography: Physics

This chapter is devoted to alternative approaches to description of complex structures of inorganic oxysalts. These include, first, treatment in terms of anion-centered polyhedra (either tetrahedra ... More


Other weak and non-conventional hydrogen bonds

GAUTAM R. DESIRAJU and THOMAS STEINER

in The Weak Hydrogen Bond: In Structural Chemistry and Biology

Published in print:
2001
Published Online:
January 2010
ISBN:
9780198509707
eISBN:
9780191708206
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198509707.003.0003
Subject:
Physics, Crystallography: Physics

The C-H···O hydrogen bond is considered the archetypical weak hydrogen bond. Donors and acceptors in weak and non-conventional hydrogen bonds encompass wide ranges of acidity and basicity and of ... More


Ultracold atomic gases in ‘artificial’ gauge fields

Maciej Lewenstein, Anna Sanpera, and Verònica Ahufinger

in Ultracold Atoms in Optical Lattices: Simulating quantum many-body systems

Published in print:
2012
Published Online:
December 2013
ISBN:
9780199573127
eISBN:
9780191775048
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199573127.003.0011
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter discusses the physics of ultracold gases in ‘artificial’ magnetic fields. The analogy between electronic systems in the presence of external magnetic fields and ultracold gases in ... More


Metal-Mediated C–C Ring Construction: The Carreira Synthesis of (+)-Asperolide C

Douglass F. Taber

in Organic Synthesis: State of the Art, 2013-2015

Published in print:
2017
Published Online:
November 2020
ISBN:
9780190646165
eISBN:
9780197559734
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190646165.003.0073
Subject:
Chemistry, Organic Chemistry

Djamaladdin G. Musaev and Huw M. L. Davies of Emory University effected (Chem. Sci. 2013, 4, 2844) enantioselective cyclopropanation of ethyl acrylate 2 with the α-diazo ester 1 to give 3 in high ... More


C–C Bond Construction: The Hou Synthesis of (−)-Brevipolide H

Douglass F. Taber

in Organic Synthesis: State of the Art, 2013-2015

Published in print:
2017
Published Online:
November 2020
ISBN:
9780190646165
eISBN:
9780197559734
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190646165.003.0026
Subject:
Chemistry, Organic Chemistry

Yao Fu and Lei Liu of the University of Science and Technology of China devised (Chem. Eur. J. 2014, 20, 15334) conditions for the coupling of a halide 2 with a tosyl­ate 1 with inversion of ... More


Arrays of Stereogenic Centers: The Yadav Synthesis of Nhatrangin A

Douglass F. Taber

in Organic Synthesis: State of the Art, 2013-2015

Published in print:
2017
Published Online:
November 2020
ISBN:
9780190646165
eISBN:
9780197559734
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190646165.003.0040
Subject:
Chemistry, Organic Chemistry

Miquel Costas of the Universitat de Girona developed (J. Am. Chem. Soc. 2013, 135, 14871) an iron catalyst for the enantioselective epoxidation of the Z-ester 1 to 2. Although the α-chloro aldehyde ... More


C–O Ring Construction: The Martín and Martín Synthesis of Teurilene

Tristan H. Lambert

in Organic Synthesis: State of the Art, 2013-2015

Published in print:
2017
Published Online:
November 2020
ISBN:
9780190646165
eISBN:
9780197559734
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190646165.003.0043
Subject:
Chemistry, Organic Chemistry

Benjamin List at the Max-Planck-Institute in Mülheim reported (Angew. Chem. Int. Ed. 2013, 52, 3490) that the chiral phosphoric acid TRIP catalyzed the asymmet­ric SN2-type intramolecular ... More


Enantioselective Preparation of Alcohols and Amines:The Suh Synthesis of (-)-Macrosphelide J

Douglass F. Taber

in Organic Synthesis: State of the Art 2009 - 2011

Published in print:
2013
Published Online:
November 2020
ISBN:
9780199965724
eISBN:
9780197563328
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780199965724.003.0035
Subject:
Chemistry, Organic Chemistry

Keiji Maruoka of Kyoto University (J. Am. Chem. Soc. 2009, 131, 3450) and Yujiro Hayashi of the Tokyo University of Science (Chem. Commun. 2009, 3083) independently developed organocatalysts for ... More


Enantioselective Construction of Alkylated Stereogenic Centers

Douglass F. Taber

in Organic Synthesis: State of the Art 2009 - 2011

Published in print:
2013
Published Online:
November 2020
ISBN:
9780199965724
eISBN:
9780197563328
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780199965724.003.0040
Subject:
Chemistry, Organic Chemistry

Xiang-Ping Hu and Zhuo Zheng of the Dalian Institute of Chemical Physics developed (Organic Lett. 2009, 11, 3226; J. Org. Chem. 2009, 74, 9191) a family of Rh catalysts for the enantioselective ... More


C-H Functionalization to Form C-O, C-N, and C-C Bonds

Douglass Taber

in Organic Synthesis: State of the Art 2007 - 2009

Published in print:
2011
Published Online:
November 2020
ISBN:
9780199764549
eISBN:
9780197563090
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780199764549.003.0015
Subject:
Chemistry, Organic Chemistry

A classic example of C-H functionalization is the familiar NBS bromination of a benzylic site. Recent updates of this approach allow for direct alkoxylation (J. Am. Chem. Soc. 2008, 130, 7824) and ... More


The Earth Scientist’s Periodic Table of the Elements and Their Ions: A New Periodic Table Founded on Non–Traditional Concepts

L. Bruce Railsback

in Mendeleev to Oganesson: A Multidisciplinary Perspective on the Periodic Table

Published in print:
2018
Published Online:
November 2020
ISBN:
9780190668532
eISBN:
9780197559765
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190668532.003.0014
Subject:
Chemistry, Physical Chemistry

The Earth Scientist’s Periodic Table of the Elements and Their Ions is a fundamentally new table that was first published in 2003 in the Geological Society of America’s (GSA) prominent journal ... More


An Overview of Oxide Structures and Compositions

Bruce C. Bunker and William H. Casey

in Title Pages

Published in print:
2016
Published Online:
November 2020
ISBN:
9780199384259
eISBN:
9780197562987
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780199384259.003.0006
Subject:
Chemistry, Inorganic Chemistry

This entire book is devoted to exploring the chemistry of compounds that contain one simple anion: the O2-ion. Except under high-vacuum conditions (see Chapter 6), the species in oxides that ... More


The Chemistry of Extended Oxide Surfaces

Bruce C. Bunker and William H. Casey

in The Aqueous Chemistry of Oxides

Published in print:
2016
Published Online:
November 2020
ISBN:
9780199384259
eISBN:
9780197562987
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780199384259.003.0011
Subject:
Chemistry, Inorganic Chemistry

In Chapters 4 and 5, we demonstrated that local structures and charge distributions have an enormous impact on the equilibrium constants, trajectories, and kinetics of reactions involving soluble ... More


Reaction Mechanisms

Richard M. Pagni

in Essays in the Philosophy of Chemistry

Published in print:
2016
Published Online:
November 2020
ISBN:
9780190494599
eISBN:
9780197559666
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190494599.003.0014
Subject:
Chemistry, Theoretical Chemistry

AFTER I HAD BEEN in graduate school for several months, I decided to work in a group that studied photochemical reactions, those that are initiated by ultraviolet or visible light. My research ... More


Roots, Shoots, Leaves, and Grapes

David R. Dalton

in The Chemistry of Wine: From Blossom to Beverage and Beyond

Published in print:
2018
Published Online:
November 2020
ISBN:
9780190687199
eISBN:
9780197559802
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190687199.003.0015
Subject:
Chemistry, Organic Chemistry

As noted earlier and as anticipated by Charles and Francis Darwin it has been argued that plants sense the direction of gravity (gravitropism) by movement of starch granules found in cells called ... More


Adding Sulfur Dioxide (SO2)

David R. Dalton

in The Chemistry of Wine: From Blossom to Beverage and Beyond

Published in print:
2018
Published Online:
November 2020
ISBN:
9780190687199
eISBN:
9780197559802
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190687199.003.0028
Subject:
Chemistry, Organic Chemistry

The judicious use of sulfur dioxide (SO2) will inhibit the growth of microorganisms (e.g., bacteria) present on the grape skins as the berries come from the vineyard. Its early use presumes the ... More


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