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Atomic and orbitals
Atomic orbitals are typically categorized by n, l, and m quantum numbers, which correspond to the electron's energy, angular momentum, and an angular momentum vector component, respectively.
Atomic orbitals are the basic building blocks of the atomic orbital model ( alternatively known as the electron cloud or wave mechanics model ), a modern framework for visualizing the microscopic behavior of electrons in matter.
Atomic orbitals exactly describe the shape of this " atmosphere " only when a single electron is present in an atom.
Atomic orbitals may be defined more precisely in formal quantum mechanical language.
The first few hydrogen atom Atomic orbital | electron orbitals shown as cross-sections with color-coded probability density
The Atomic orbital | orbitals of the hydrogen atom are descriptions of the probability distribution s of an electron bound state | bound to a proton.
In quantum mechanics, the electron s of an atom occupy Atomic orbital | orbitals around the Atomic nucleus | nucleus.
* 1929 Paper introduces the Linear Combination of Atomic Orbitals approximation for molecular orbitals
Atomic orbitals have distinctive shapes denoted by letters.

Atomic and can
The current laser at the UK Atomic Weapons Establishment ( AWE ), the HELEN ( High Energy Laser Embodying Neodymium ) 1-terawatt neodymium-glass laser, can access the midpoints of pressure and temperature regions and is used to acquire data for modeling on how density, temperature and pressure interact inside warheads.
* LAMMPS ( Large-scale Atomic / Molecular Massively Parallel Simulator ) is a molecular dynamics library that can be used to model parallel atomic / subatomic processes at large scale.
An interview of Paul Tibbets can be seen in the 1982 movie Atomic Cafe.
Atomic line transitions can greatly increase the effects of radiation pressure, and line driven winds exist in some bright stars.
In 1949, U. S. Atomic Energy Commission chairman, David Lilienthal stated that " atomic energy is not simply a search for new energy, but more significantly a beginning of human history in which faith in knowledge can vitalize man's whole life ".
* 1985-1990 in the Film series Back to The Future, references to the Atomic Age and uses of Nuclear Energy are broadly explored ; for example the use of Plutonium in the time machine, the concept of " Mr. Fusion " ( a futuristic small scale fusion reactor for domestic use that can use garbage as fuel ) and references to the common 1950s conceptions of the Atomic Age.
In the Atomic Age-WW1 epoch some new buildings are made available to the player, such as Airports, Tank Factories and Naval Yards where certain planes, tanks and submarines, etc., can be produced.
Iconic structures like the US Pavilion at the 1970 Osaka Expo by Davis and Brody and Victor Lundy's travelling pavilion for the Atomic Energy Commission popularized the idea that inflatables can be a way to build large structures with very extendend interior spans without pillars.
Atomic and nuclear tests can involve many hazards.
The brightness of an Atomic spectral line emitted by atoms in a gas ( or plasma ) can be proportional to the gas's temperature, pressure or a weighted sum of both.
Due to the completeness and accuracy of collisional radiative models for helium the temperature and density of plasmas which have helium present can be measured by taking ratios of the emission intensities of various Atomic spectral lines
Atomic fluorescence is generally more sensitive ( i. e. it can detect lower concentrations ) than atomic absorption.
The shops that can be found are, Adrénaline, Atomic, Aventure, Burton, Explore, Lolë, Salomon, Columbia, Helly Hansen, Le Ski Shop, Magasin de la Place, and Oakley.
Atomic operations, spinlocks, critical sections, mutual exclusions (" mutexes "), and serializing tokens are all possible methods that can be used to prevent concurrent access.
In these artificial languages an Atomic Sentence is a string of symbols which can represent an elementary sentence in a natural language, and it can be defined as follows.
Atomic systems, e. g. atoms, ions, and molecules, can be treated in terms of the quantum n-body problem.
Atomic polarization can be modified in weak magnetic fields by the Hanle effect.
Flame Atomic absorption spectroscopy Instruments, made by e. g. PerkinElmer or Shimadzu, can be operated in emission mode according to the instrument manuals.
On May 2, 1975, the Canadian Atomic Energy Commission authorized the construction of two 640-MW units within a site that can accommodate a maximum of four reactors.
Atomic coherence can involve more than two levels and its preparation more than a single laser.
Often referenced as " Atomic Lake ," the crater lake's volume is approximately and the lake is still radioactive, although it has decayed to the point where people can swim in it.
Atomic force microscopy, which can visualize nanoscale molecular surfaces, can be used to determine the aggregation state of Amyloid beta in vitro.

Atomic and be
The fullest cooperation by and with Atomic Energy Commission, the Department of Health, Education, and Welfare, the Department of State, and other concerned agencies shall also be carried out in the interest of achieving the objectives of this Act.
The former uncorrected time scale continues to be published, under the name EAL ( Echelle Atomique Libre, meaning Free Atomic Scale ).
Atomic models will consist of a single nucleus that may be surrounded by one or more bound electrons.
There would have to be a balance between the size of the warhead ( Orange Herald or Green Bamboo as developed by the Atomic Weapons Research Establishment ( AWRE ) and the need for it to be carried by any of the three V-bomber types in use, and that it should be able to reach Mach 3.
The journal Nature has reported that " the world must strengthen the ability of the International Atomic Energy Agency to make independent assessments of nuclear safety " and that " the public would be better served by an IAEA more able to deliver frank and independent assessments of nuclear crises as they unfold ".
TDT is tied in its rate to the SI second, as is International Atomic Time ( TAI ), but because TAI was somewhat arbitrarily defined at its inception in 1958 to be initially equal to a refined version of UT, TT is offset from TAI, by a constant 32. 184 seconds.
; Atomic operations: Shared data are accessed by using atomic operations which cannot be interrupted by other threads.
Atomic Energy Commission Chairman Lewis Strauss was quoted in the Chicago Daily Tribune on February 12, 1955, saying " I hope it will be known as Strauss ' law.
Atomic models will consist of a single nucleus that may be surrounded by one or more bound electrons, whilst molecular models are typically concerned with Molecular Hydrogen and it's Molecular hydrogen ion.
In Destination Moon, the Sprodj Atomic Research Centre invites Professor Cuthbert Calculus to head its space division, and later Tintin and Captain Haddock to be part of the moon mission.
Under the terms of Article III. 2 International Atomic Energy Agency ( IAEA ) safeguards must be applied to nuclear exports.
) The date of the test is usually considered to be the beginning of the Atomic Age.
After the war, Lawrence sought to maintain strong government and military ties at his lab, which became incorporated into the new system of Atomic Energy Commission ( AEC ) ( now Department of Energy ( DOE )) National Laboratories, but in the early 1950s set out that the lab's purpose would be primarily non-classified research.
Atomic weapons will be looked upon as a normal part of the arsenal of war and the stage will be set for the sudden and final destruction of mankind.
Macmillan, concerned that public confidence in the nuclear programme might be shaken and that technical information might be misused by opponents of defence co-operation in the US Congress, withheld all but the summary of a report into the Windscale fire prepared for the Atomic Energy Authority by Sir William Penney, director of the Atomic Weapons Research Establishment.
In his Galaxy Five-Star Shelf column of December, 1954, he states, "... I actually did not become an earnest devotee of the form until 1944, about a year before the Atomic Age actually opened .... The first item I remember reading that could be classified as science fiction was H. G. Wells ' Men Like Gods, back in 1924 when I was a college sophomore.

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