atomic structure


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atomic structure

[ə′täm·ik ′strək·chər]
(atomic physics)
The arrangement of the parts of an atom, which consists of a massive, positively charged nucleus surrounded by a cloud of electrons arranged in orbits describable in terms of quantum mechanics.
References in periodicals archive ?
The atomic structure of the two [beta]-strands is superimposed on the two representative [beta]-traces in (a) and (b).
The initial configuration is monoclinic as shown in Figures 1(a) and 1(b) showing how to make an orthogonal box conversion of the atomic structure before the simulation.
"The atomic structure of C-S-H can be optimized by changing the ratio of joints, or atoms, versus sticks, or the chemical constraints acting between the atoms," explains University of California, Los Angeles Assistant Professor Mathieu Bauchy, Ph.D., who is visiting the MIT Department of Civil and Environmental Engineering and assisting in CSHub nanoscience applications.
Since the Sn[S.sub.2] of different morphologies possess different predominant facets, the surface atomic structure and thus electronic structure are supposed to play a more deciding role in the different activities.
In a reversal of the convention where biomimetics offer ideas from biology for engineering developments, the atomic structure of this NLC material has caused researchers to revisit the tentacles of the octopus to explain its abilities.
With the expert help of science teacher Andy Smith, the students used lab experiments to investigate the basic atomic structure of a squib, how it relates to the production of coloured light and the physics of making the precise shape of the explosion.
Rutherford revolutionized scientists' understanding of atomic structure and relativity.
Aims for the laser include that it will help scientists to film chemical reactions and examine the atomic structure of molecules.
Subjects range from life cycles and organisms for elementary learners to atomic structure and chemical bonding for high school students.
The project's total cost is forecast at $315 million and anticipated to lead to breakthroughs in the study of exotic states of matter, imaging the structures and dynamics of biological and chemical molecules on the atomic scale, and probing the fundamental aspects of atomic structure.
We developed a classification scheme, and examined 95 websites that teach atomic structure. The results show that advanced communication means and graphical tools are rarely used.