The uncertainty principle, virtual particles and real forces
... Problem. Derive an expression for the momentum p of an electron of mass m and charge e that has been accelerated through a voltage V . In his experiment, Jönsson accelerated electrons through 50 kV. What de Broglie wavelength would these electrons have? (Ignore relativistic effects that are beginni ...
... Problem. Derive an expression for the momentum p of an electron of mass m and charge e that has been accelerated through a voltage V . In his experiment, Jönsson accelerated electrons through 50 kV. What de Broglie wavelength would these electrons have? (Ignore relativistic effects that are beginni ...
Wigner Jenő és a „kvantum disszidensek”
... „ The disregard for historical connectedness, nay the pride of embarking on new ways of thought, of production and action, the keen endeavour of shaking off, as it were, the indebtness to our predecessors, are no doubts a general trend of our time. In the fine arts we notice strong currents quite ob ...
... „ The disregard for historical connectedness, nay the pride of embarking on new ways of thought, of production and action, the keen endeavour of shaking off, as it were, the indebtness to our predecessors, are no doubts a general trend of our time. In the fine arts we notice strong currents quite ob ...
Modern physics
... requires construction of wave packets. Then there is a significant probability of finding the particle only in limited regions of space – particle is localized • The magnitude of the position-momentum and energy-time effects is proportional to Planck’s constant, and the restriction would vanish enti ...
... requires construction of wave packets. Then there is a significant probability of finding the particle only in limited regions of space – particle is localized • The magnitude of the position-momentum and energy-time effects is proportional to Planck’s constant, and the restriction would vanish enti ...
ppt - University of Toronto Physics
... You can do ANYTHING if you can do the following things with initialized qubits: • Unitary operations on any individual qubit: A+ B1 A' + B '1 ...
... You can do ANYTHING if you can do the following things with initialized qubits: • Unitary operations on any individual qubit: A+ B1 A' + B '1 ...
Reductionism and Emergence: Implications for the Science/theology
... “The past and future are equally real. This isn’t completely accepted, but it should be. Intuitively we think that the ‘now’ is real, while the past is fixed and in the books, and the future hasn’t yet occurred. But physics teaches us something remarkable: every event in the past and future is impli ...
... “The past and future are equally real. This isn’t completely accepted, but it should be. Intuitively we think that the ‘now’ is real, while the past is fixed and in the books, and the future hasn’t yet occurred. But physics teaches us something remarkable: every event in the past and future is impli ...
institute of chemical technology
... Physics is a fundamental science close to nature and involves study of matter and its motion in space- time, energy and force. Physics is both important and influential because advances in its understanding have often translated into newer technologies, which are of interdisciplinary consequences. A ...
... Physics is a fundamental science close to nature and involves study of matter and its motion in space- time, energy and force. Physics is both important and influential because advances in its understanding have often translated into newer technologies, which are of interdisciplinary consequences. A ...
The quantum Heisenberg group H(1)q
... The Hopf algebra H( 1) 4 just defined is clearly different from the algebra of the q-deformed creation and annihilation operators used in the Jordan-Schwinger map of SU (2) 4;4 as it has been shown in Ref. 5 the right quantum structure for these q-deformed operators is B( O( 1) 9. This fact is relat ...
... The Hopf algebra H( 1) 4 just defined is clearly different from the algebra of the q-deformed creation and annihilation operators used in the Jordan-Schwinger map of SU (2) 4;4 as it has been shown in Ref. 5 the right quantum structure for these q-deformed operators is B( O( 1) 9. This fact is relat ...
fizika kvantum
... Given that a particle is located at x1 at a time t1, what is the probability that it will be at x2 at time t2? The experimental results of partial reflection can be predicted by assuming that the photon explores all paths between emitter and detector, paths that include single and multiple refle ...
... Given that a particle is located at x1 at a time t1, what is the probability that it will be at x2 at time t2? The experimental results of partial reflection can be predicted by assuming that the photon explores all paths between emitter and detector, paths that include single and multiple refle ...
Coulomb blockade in the fractional quantum Hall effect regime *
... Despite enormous theoretical and experimental effort during the past decade, the nature of transport in the fractional quantum Hall effect 共FQHE兲 regime of the two-dimensional electron gas1 remains uncertain. Although chiral Luttinger liquid 共CLL兲 theory2,3 has successfully predicted transport and s ...
... Despite enormous theoretical and experimental effort during the past decade, the nature of transport in the fractional quantum Hall effect 共FQHE兲 regime of the two-dimensional electron gas1 remains uncertain. Although chiral Luttinger liquid 共CLL兲 theory2,3 has successfully predicted transport and s ...
powerpoint - University of Illinois Urbana
... (c) So Hirata, Department of Chemistry, University of Illinois at Urbana-Champaign. This material has been developed and made available online by work supported jointly by University of Illinois, the National Science Foundation under Grant CHE-1118616 (CAREER), and the Camille & Henry Dreyfus Founda ...
... (c) So Hirata, Department of Chemistry, University of Illinois at Urbana-Champaign. This material has been developed and made available online by work supported jointly by University of Illinois, the National Science Foundation under Grant CHE-1118616 (CAREER), and the Camille & Henry Dreyfus Founda ...
Document
... • In contrary, in classical mechanics or classical EM theory, h never appear as both theories do not take into account of quantum effects • Roughly quantum effects arise in microscopic system (e.g. on the scale approximately of the order 10-10 m or ...
... • In contrary, in classical mechanics or classical EM theory, h never appear as both theories do not take into account of quantum effects • Roughly quantum effects arise in microscopic system (e.g. on the scale approximately of the order 10-10 m or ...
Road to the Quantum Computer Now Found!
... basic concept of “superposition” (the state in which a single bit can be both 0 and 1) is hard to be understood intuitively. This concept is quite unlike those of classical physics. The “quantum,” which is a minimum mass of energy like a photon or electron, can simultaneously feature both “particle- ...
... basic concept of “superposition” (the state in which a single bit can be both 0 and 1) is hard to be understood intuitively. This concept is quite unlike those of classical physics. The “quantum,” which is a minimum mass of energy like a photon or electron, can simultaneously feature both “particle- ...
Lecture 1
... diffraction of electrons led to the conclusion that radiation and matter exhibit both wave and particle-like characteristics. This wave-particle duality is an unfamiliar concept in classical physics. (4) Specific heat of solids at low temperature. Classical physics could not explain the fact that th ...
... diffraction of electrons led to the conclusion that radiation and matter exhibit both wave and particle-like characteristics. This wave-particle duality is an unfamiliar concept in classical physics. (4) Specific heat of solids at low temperature. Classical physics could not explain the fact that th ...
Quantum Physics Quantum Physics Physics
... Quantum entanglement is a physical resource (in a way like energy) associated with the nonclassical correlations that are possible between separated quantum systems. A pair of quantum systems in an entangled state can be used as a quantum information channel to perform computational and cryptographi ...
... Quantum entanglement is a physical resource (in a way like energy) associated with the nonclassical correlations that are possible between separated quantum systems. A pair of quantum systems in an entangled state can be used as a quantum information channel to perform computational and cryptographi ...
Another Look at the Wigner Function
... values making it impossible to interpret it as a genuine probability distribution function. For this reason it is frequently referred to as a quasi-probability function, and loses some of its classical appeal. In any case, the Wigner function is redundant in the sense that it is generated from a Sch ...
... values making it impossible to interpret it as a genuine probability distribution function. For this reason it is frequently referred to as a quasi-probability function, and loses some of its classical appeal. In any case, the Wigner function is redundant in the sense that it is generated from a Sch ...