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The theory of the chemical interaction of molecules with surfaces
has advanced handsomely in the last few years. This is due in part
to the application of the entire arsenal of bulk solid-state theory
and molecular quantum chemistry methods. This considerable activity
was stimulated by an outpouring of experimental data, particularly
of photoemission spectra. In many cases the theoretical techniques
are now such that accurate, atomistic pictures of chemisorption
phenomena are computed from first principles. This level of
capability has been reached only recently, and has not been
described anywhere in a comprehensive manner. The purpose of this
monograph is to review these recent advances and, at the same time,
to indicate a number of important questions which have not been
answered. We discuss chemisorption on oxides, semiconductors, and
both simple and transition metals. Solid surfaces as well as
clusters are considered. While the review should be valuable to
workers in the field, care has been taken to make the chapters
understandable to the nonspecialist.
ThiS is not only a book of instruction in chainmaking but it is
also a work celebrating man's continuous creativity over thousands
of years. At times something that man creates has far-reach ing
effects; an example that quickly comes to mind is the wheel, which
has enabled many devel opments, from pottery to computers. At this
point it is important to note that these same wheels could not have
been made without metal tools. From early Neolithic times on gold
was a favorite choice in the making of jewelry. During the
Neolithic period these "shining stones," probably alluvial, were
prized. Actually gold was cold worked as if it were a stone. There
is a surviving example of cold-worked gold from Catahuyuk (present
day Turkey) estimated to have been made in 6500 B. C. There were
only four metals on the earth's surface that were found in
sufficient quantity to be used: gold, copper, silver, and meteoric
iron. An understanding of the malleability of gold, and of the
annealing effect of fire, changed jewelry making; new forms were
found. Gold was no longer a piece of stone but a material that
could be flattened and made very thin. Sheet and foil are the
oldest forms of worked gold. The smiths' tools were stone, wood,
and horn."
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Mind Lost Mind Found (Paperback)
Stanley Rowland, Jr. Smith, Joann Dejoria Smith, Jr. Stanley Rowland Smith
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R424
R370
Discovery Miles 3 700
Save R54 (13%)
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Ships in 10 - 15 working days
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JoAnn's wild ride through the 70s is a shocking journey with drugs,
sex, and the occult that ultimately leads her to her final
destination--the light. Following her tragic death from a drug
overdose, JoAnn is granted a second chance to live again.--Ken and
Susan Wales. 338 pp.
Geodesy made easyan accessible introduction to a rapidly changing field Geodesy is the science that deals with the earth's figure and the interrelationship of selected points on its surface. This user-friendly introduction presents what might be called "geodesy without mathematics." A revised edition of the author's Basic Geodesy, Introduction to Geodesy avoids complex formulas and equations and provides a broad overview for students and professionals who require a basic understanding of the subject. Topics include: - Traditional survey positioning techniques
- Geodetic systems, including horizontal and vertical geodetic datums
- Physical geodesy
- The world geodetic system
- Satellite geodesy
- The Global Positioning System
- Gravity measures
- Electromagnetic distance measurement
- Projections
- Examples of modern projects.
Coal is a black dog who lives on an island in Michigan. She and her
island friends are curious and adventurous but they don't always
make the right choices. Join Coal as she explores her island, meets
new people and learns some important lessons.
The Gunsmith's old friend, Bill Hickok, controls Abilene, Kansas
with a tight fist and a fast gun, brooking challenge by no man. But
even the legendary Wild Bill needs a hand when the James brothers,
John Wesley Hardin, Phil Coe, and Ben Thompson converge on the town
at once. Clint Adams takes Hickok's side-but not before a sexy lady
saloonkeeper gets into the act, and into The Gunsmith's bed. She
does her level best to make him stay on for good. But Adams is too
busy dodging bullets and backing up Wild Bill to let a woman tie
him down.
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