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Complementary techniques

Naomi E. Chayen, John R. Helliwell, and Edward H. Snell

in Macromolecular Crystallization and Crystal Perfection

Published in print:
2010
Published Online:
May 2010
ISBN:
9780199213252
eISBN:
9780191707575
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213252.003.0018
Subject:
Physics, Crystallography

Crystallography is a powerful technique but also one that has limitations. There are a number of complementary techniques that significantly add to the information available crystallographically.


Conclusions

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/9780198509707.003.0006
Subject:
Physics, Crystallography

The weak hydrogen bond was first identified in 1935, but it was only in the early 1990s that it really permeated into the consciousness of chemists and biologists. It only seems natural that this ... More


Magnetic Resonance Spectroscopy

Hoby Hetherington

in Neuroimaging in Epilepsy

Published in print:
2010
Published Online:
January 2011
ISBN:
9780195342765
eISBN:
9780199863617
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195342765.003.0004
Subject:
Neuroscience, Disorders of the Nervous System

Magnetic resonance spectroscopy (MRS) and spectroscopic imaging (MRSI) enable the noninvasive regional assessment of major metabolites in the human brain including: N-acetyl aspartate (NAA), ... More


Analytical Chemical Methods and Instrumentation

Thomas S. Bianchi and Elizabeth A. Canuel

in Chemical Biomarkers in Aquatic Ecosystems

Published in print:
2011
Published Online:
October 2017
ISBN:
9780691134147
eISBN:
9781400839100
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691134147.003.0004
Subject:
Biology, Ecology

This chapter provides a background on the important role technology has played in the study of chemical biomarkers, and the many advances in the field that have resulted from the development of new ... More


Nanobiosensors

Tza‐Huei Wang, Kelvin Liu, Hsin‐Chih Yeh, and Christopher M. Puleo

in Micro/Nano Technology Systems for Biomedical Applications: Microfluidics, Optics, and Surface Chemistry

Published in print:
2010
Published Online:
September 2010
ISBN:
9780199219698
eISBN:
9780191594229
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199219698.003.0010
Subject:
Mathematics, Mathematical Biology

This chapter discusses and provides insight into state of the art nanobiosensors used in high sensitivity molecular analysis and detection. It begins with an introduction into the fundamental ... More


A CENTURY OF THE HYDROGEN BOND (H-BOND)

Gastone Gilli and Paola Gilli

in The Nature of the Hydrogen Bond: Outline of a Comprehensive Hydrogen Bond Theory

Published in print:
2009
Published Online:
September 2009
ISBN:
9780199558964
eISBN:
9780191720949
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199558964.003.0002
Subject:
Physics, Crystallography

This chapter summarizes the history of the H-bond from its first assessment by Huggins, Latimer, Rodebush, and Pauling in the years 1920–36. Attempts to get a complete H-bond theoretical ... More


Detection of quantum systems realized with ultracold atoms

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/9780199573127.003.0014
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter is devoted to various detection methods that can be used for ultracold atoms, with emphasis on those which cannot be realised in condensed matter systems. It starts by discussing time of ... More


AFM modes

Peter Eaton and Paul West

in Atomic Force Microscopy

Published in print:
2010
Published Online:
May 2010
ISBN:
9780199570454
eISBN:
9780191722851
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199570454.003.0003
Subject:
Physics, Atomic, Laser, and Optical Physics

The many different imaging modes and experiment types that modern AFMs can carry out explain its popularity. They transform a high‐resolution microscope into a versatile measurements tool that can ... More


Introduction

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/9780198509707.003.0001
Subject:
Physics, Crystallography

The hydrogen bond is a unique phenomenon in both structural chemistry and structural biology. Its fundamental importance lies in its role in molecular association. Its functional importance stems ... More


Analytical techniques for studying and characterizing polymorphs

Joel Bernstein

in Polymorphism in Molecular Crystals

Published in print:
2007
Published Online:
January 2010
ISBN:
9780199236565
eISBN:
9780191707940
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199236565.003.0004
Subject:
Physics, Crystallography

This chapter reviews the variety of analytical methods used in the investigation and characterization of molecular solids in general, and varieties of crystal forms in particular. The fundamental ... More


Layer packing of polymethylene chains

DOUGLAS L. DORSET

in Crystallography of the Polymethylene Chain: An Inquiry into the Structure of Waxes

Published in print:
2004
Published Online:
September 2007
ISBN:
9780198529088
eISBN:
9780191712838
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198529088.003.0002
Subject:
Physics, Crystallography

This chapter discusses energetic principles important for the close packing of linear polymethylene chains that lead to favoured layer packing arrays, revealing that a hard sphere repulsive model is ... More


OTHER RELEVANT EXPERIMENTS WITH NEGATIVE IONS

A.F. Borghesani

in Ions and electrons in liquid helium

Published in print:
2007
Published Online:
January 2008
ISBN:
9780199213603
eISBN:
9780191707421
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213603.003.0015
Subject:
Physics, Condensed Matter Physics / Materials

Negative ions in liquid helium are electron bubbles. The electron inside the empty cavity is a physical realization of the particle-in-the-box problem described in textbooks on basic quantum ... More


Electron deficient molecules: three-center, two-electron bonds

Arne Haaland

in Molecules and Models: The molecular structures of main group element compounds

Published in print:
2008
Published Online:
May 2008
ISBN:
9780199235353
eISBN:
9780191715594
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199235353.003.0012
Subject:
Physics, Condensed Matter Physics / Materials

Molecules containing less than two valence electrons per bond are referred to as electron deficient. The simplest such molecule is the trigonal trihydrogen cation (H3 +). The ... More


Crystal (structural) physics of mixed stack π–π*molecular compounds

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/9780198526605.003.0016
Subject:
Physics, Crystallography

Thermodynamic measurements for a limited sample of crystalline mixed-stack 1:1 π-molecular compounds show that most are enthalpy-stabilized, some entropy-stabilized, and a few both enthalpy and ... More


Collective modes

E. R. DOBBS

in Helium Three

Published in print:
2001
Published Online:
January 2010
ISBN:
9780198506409
eISBN:
9780191709463
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198506409.003.0025
Subject:
Physics, Condensed Matter Physics / Materials

This chapter discusses collective modes in the A and B phases of superfluid 3He. Topics covered include classification of resonances, B phase spectroscopy, and A phase spectroscopy.


Setting the stage

A. J. Leggett

in The Problems of Physics

Published in print:
2006
Published Online:
September 2007
ISBN:
9780199211241
eISBN:
9780191706837
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199211241.003.0001
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter traces the history of physics as we know it from its beginnings in the astronomy and mechanics of the 17th century, through the development of electromagnetism, optics, and mechanics in ... More


Saturation characteristics and single-frequency operation of gas lasers

Alan Corney

in Atomic and Laser Spectroscopy

Published in print:
2006
Published Online:
September 2007
ISBN:
9780199211456
eISBN:
9780191705915
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199211456.003.0013
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter derives expressions for the gain required to achieve optical oscillation in a cavity with known losses. The effect of stimulated transitions on the inversion density is considered. Gain ... More


Tunable dye lasers and atomic spectroscopy

Alan Corney

in Atomic and Laser Spectroscopy

Published in print:
2006
Published Online:
September 2007
ISBN:
9780199211456
eISBN:
9780191705915
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199211456.003.0014
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter discusses the principles of tunable dye lasers and the construction of some typical systems. Applications of these devices to atomic saturated absorption spectroscopy, the measurement of ... More


DYNAMICS OF COLD EXCITONS AND ELECTRON–HOLE ENSEMBLES IN DIRECT-GAP SEMICONDUCTORS STUDIED BY MID-INFRARED PUMP AND PROBE SPECTROSCOPY

Makoto Kuwata-Gonokami

in Problems of Condensed Matter Physics: Quantum coherence phenomena in electron-hole and coupled matter-light systems

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199238873
eISBN:
9780191716652
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199238873.003.0010
Subject:
Physics, Condensed Matter Physics / Materials

This chapter reviews mid-infrared pump-probe spectroscopy, which is applied to visualize picosecond dynamics of excitons and electron-hole ensembles in bulk CuCl and Cu2O. For CuCl, the author ... More


INELASTIC TUNNELING SPECTROSCOPY OF SINGLE SURFACE ADSORBED MOLECULES

S. G. Tikhodeev and H. Ueba

in Problems of Condensed Matter Physics: Quantum coherence phenomena in electron-hole and coupled matter-light systems

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199238873
eISBN:
9780191716652
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199238873.003.0020
Subject:
Physics, Condensed Matter Physics / Materials

This chapter reviews recent results on the inelastic electron tunneling spectroscopy of a single absorbed molecule. An adsorbate-induced resonance coupled to the molecular vibration is analyzed. A ... More


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