Advances in Molecular Structure Research, Volume 1 (Advances by Magdolna Hargittai

By Magdolna Hargittai

Development in molecular constitution study displays development in chemistry in lots of methods. a lot of it really is therefore mixed inseparably with the remainder of chemistry. apparently to be prudent, in spite of the fact that, to check the frontiers of this box every now and then. this can aid the structural chemist to delineate the most thrusts of advances during this zone of study. what's much more very important notwithstanding, those efforts may perhaps help the remainder of the chemists to benefit approximately new probabilities in structural experiences, either methodological and interpretation. the purpose is to make this a user-oriented sequence. Structural chemists of excellence can be significantly comparing a box or course together with their very own achievements, and charting anticipated advancements.

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Extra info for Advances in Molecular Structure Research, Volume 1 (Advances in Molecular Structure Research)

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What Gasson [2] states about the importance of structure is a truism both in geometry and in structural chemistry: "structural pattern is present in all things . . The study of geometrical structure is universally all-important". We augment this with Kepler's succinct statement, "Ubi materia, ibi geometria" [3(a)]. 1 il. THE IMPORTANCE OF MOLECULAR GEOMETRY The hypothesis of the truncated structure for the remarkably stable C60molecule was followed by infrared [4] and N M R spectroscopic [5] evidences for molecular shape and symmetry.

58 References . . . . . . . . . . . . . . . . . . . 58 Advances in Molecular Structure Research Volume 1, pages 33-61. Copyright 9 1995 by JAI Press Inc. All rights of reproduction in any form reserved. ISBN: 1-55938-799-8 33 34 ISTV,g,N HARGITTAI and MAGDOLNA HARGITTAI ABSTRACT Over the past years the accuracy of molecular structure determination has increased. This is due not only to improved experimental and computational facilities, and to the combined application of various techniques, but also to a better understanding of the physical meaning of structural information from different sources.

Iil. L O O K I N G BACK Perspectives mean not only the future but the past as well. We find it prudent to review the origins of structural considerations in chemistry. Here, however, we are going to mention only a few important moments without any attempt to be comprehensive. We have already quoted Kepler [3(b)] who first considered packing as he was examining the beautiful snow crystals. The atomistic views date back, of course, to the Greek philosophers of whom Democritos (460-370 B. C. ) stated: "Nothing exists except atoms and empty space; everything else is opinion" [14].

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