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THE MINIMUM-UNCERTAINTY SQUEEZED STATES FOR ATOMS
THE MINIMUM-UNCERTAINTY SQUEEZED STATES FOR ATOMS

... Moreover, Fock, coherent, and squeezed states of motion of a harmonically bound cold cesium atoms were experimentally observed in a 1D optical lattice [13], [121]. This method gives a direct access to the momentum distribution through the square of the modulus of the wavefunction in velocity space ( ...
Causality in quantum mechanics
Causality in quantum mechanics

Spin States in Graphene Quantum Dots
Spin States in Graphene Quantum Dots

... Spin qubits in quantum dots [1] are interesting candidates for the implementation of future quantum information processing. Single spin preparation, manipulation, and readout has so far been demonstrated predominately in GaAs-based systems [2,3]. Spin coherence times in such systems are limited by h ...
The Bethe ansatz after 75 years
The Bethe ansatz after 75 years

... spins, which behave like the 1D Heisenberg spin chain. Notable models that are relevant to experiments in condensedmatter physics and whose solutions involve the Bethe ansatz include the Gaudin long-range magnets, the BardeenCooper-Schrieffer electron pairing model, the Kondo model, and the Anderson ...
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... There will be more diffraction, so we have a worse idea of where it will go after the slit. c) Heisenberg showed that there is a fundamental limit to knowledge of where something is and where it is going. He wrote this as x p > = h/2. How is this illustrated with diffraction? Veritasium: Heisenbe ...
Relativistic Quantum Mechanics
Relativistic Quantum Mechanics

Introduction to Electric Fields
Introduction to Electric Fields

Manipulating and Measuring the Quantum State of Photons and Atoms
Manipulating and Measuring the Quantum State of Photons and Atoms

... Characterize unknown quantum states & processes Compare experimentally designed states & processes to design goals Extract quantities such as fidelity / purity / tangle Have enough information to extract any quantities defined in the future! • or, for instance, show that no Bell-inequality could be ...
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... characterize every three-dimensional object: Chorisis is the number of separate pieces that make up the object. Cyclosis is the number of through-going holes or singularities with axial symmetry (like vortices). Periphraxis is the number of internal, threedimensional holes, and Immensity is a number ...
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... corrections introduced in [2], is the generally accepted formula now. Cartan [3] has showed, however, that finitedimensional representation of a complete linear group of coordinate transformations does not exist. Moreover, the set of Dirac spinors preserves the structure of the linear vector space, ...
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... Suppose that it is determined that 10 field lines radiate from the + 2 C charge, then for the – 4 C charge (a) 20 field lines will radiate in (b) 10 field lines will radiate in (c) 20 field lines will radiate out (d) 5 field lines will radiate out (e) 5 field lines will radiate in 12. A certain ph ...
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Problems, Puzzles and Prospects: A Personal Perspective on

... any model of quark substructure. 12 Furthermore, virtually no substructure models seriously address the property of the standard model that cries out for substructure, i.e., the fermion spectrum. To get onto a more positive track, I wish to ask: When is the soonest something dramatic must turn up in ...
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... with another charged particle.  The question now: Since the particles do not touch, how can one particle push or pull the other? How can there be such an action at a distance with no visible connection between the particles?  The concept of Electric Field is introduced to explain this question. ...
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... dogmatic form: just as one needs to learn the rules of chess before playing one’s first game, one needs to learn the quantum-mechanical rules before one can appreciate the games that are played with it. The tour is divided into 3 parts. In the present document (part I) we learn what is meant by the ...
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... A current (moving charges) through a wire alters the properties of space near it such that a piece of iron will experience a force. Hence, surrounding a wire carrying a current is a magnetic field. It is the interaction of the magnetic field and the iron that leads to the force, rather than the curr ...
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Path integral Monte Carlo study of the interacting quantum double-well... Quantum phase transition and phase diagram

... The mean-field result for Jc, depicted in Fig. 5, shows the same nonmonotonic behavior as our results for Jc from the PIMC simulation and has a maximum at V0 = 1. This behavior of Jc can be understood as follows: In the region V0 Ⰷ 1 the potential has two deep minima separated by a barrier V0 giving ...
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Quantum Chaos and Quantum Computers

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Why genetic information processing could have a quantum basis

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Read more - Hans Laroo

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Introduction to Electric Fields

LHCtalkS08
LHCtalkS08

... More Variations on A Theme  One can scatter a gluon off of a heavy quark in the proton as well as a light quark – This quark can be identified as a bottom or charmed quark by “tagging” the jet – This measures how much b (or c) is in the proton • Determines backgrounds to various searches, like Hig ...
arXiv:quant-ph/0510223v4 1 Jun 2007 Foundations Of Quantum
arXiv:quant-ph/0510223v4 1 Jun 2007 Foundations Of Quantum

... Mechanics vis-a-vis the classical theory, illustrated with a familiar diffraction experiment. Before going into its depths, it is perhaps in order to stress that the first victim of the quantum paradigm was the Cartesian Partition between the physique and the psyche, since a measurement (involving a ...
Prezentacja programu PowerPoint
Prezentacja programu PowerPoint

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History of quantum field theory

In particle physics, the history of quantum field theory starts with its creation by Paul Dirac, when he attempted to quantize the electromagnetic field in the late 1920s. Major advances in the theory were made in the 1950s, and led to the introduction of quantum electrodynamics (QED). QED was so successful and ""natural"" that efforts were made to use the same basic concepts for the other forces of nature. These efforts were successful in the application of gauge theory to the strong nuclear force and weak nuclear force, producing the modern standard model of particle physics. Efforts to describe gravity using the same techniques have, to date, failed. The study of quantum field theory is alive and flourishing, as are applications of this method to many physical problems. It remains one of the most vital areas of theoretical physics today, providing a common language to many branches of physics.
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