QUANTUM COMPUTATION: THE TOPOLOGICAL APPROACH
... state vector, living in the physical Hilbert space, does not have to be part of some fixed standard basis (which may have classical meaning) but rather can be any linear combination or “superposition” of these basic vectors. This is only “weird” because we are big, clumsy things and cannot usually p ...
... state vector, living in the physical Hilbert space, does not have to be part of some fixed standard basis (which may have classical meaning) but rather can be any linear combination or “superposition” of these basic vectors. This is only “weird” because we are big, clumsy things and cannot usually p ...
Particle Conjugation and the 1/N_C Corrections to g_A
... of the neutron beta decay constant gA predicted in many chiral soliton models might be dramatically improved by including subleading 1/NC corrections. These calculations, however, require one to make a certain choice about the ordering of two collective space operators which appear in the expression ...
... of the neutron beta decay constant gA predicted in many chiral soliton models might be dramatically improved by including subleading 1/NC corrections. These calculations, however, require one to make a certain choice about the ordering of two collective space operators which appear in the expression ...
Chapter Excerpt
... describing the filling of a shell of electrons. In this skill, we will take this theory as our starting point. However, it should be remembered that it is the correlation with properties—not with electron arrangements—that have placed the periodic table at the beginning of most chemistry texts. Quan ...
... describing the filling of a shell of electrons. In this skill, we will take this theory as our starting point. However, it should be remembered that it is the correlation with properties—not with electron arrangements—that have placed the periodic table at the beginning of most chemistry texts. Quan ...
Photons and Polarization
... polarizer, there is no further reduction in intensity, so the reduced intensity beam is completely polarized in the direction of the second polarizer. Photon interpretation of polarization experiments The results we have mentioned do not depend on what the original intensity of the light is. In part ...
... polarizer, there is no further reduction in intensity, so the reduced intensity beam is completely polarized in the direction of the second polarizer. Photon interpretation of polarization experiments The results we have mentioned do not depend on what the original intensity of the light is. In part ...
Quantum Correlations, Information and Entropy
... known forces between them, and …… separate again, then they can no longer be described in the same way as before, viz. by endowing each of them with a representative of its own. I would not call that one but rather the characteristic trait of quantum mechanics, the one that enforces its entire depar ...
... known forces between them, and …… separate again, then they can no longer be described in the same way as before, viz. by endowing each of them with a representative of its own. I would not call that one but rather the characteristic trait of quantum mechanics, the one that enforces its entire depar ...
The Black Hole Information Paradox - Institute for Gravitation and the
... M. Planck, On Irreversible Radiation Processes (1899). ...
... M. Planck, On Irreversible Radiation Processes (1899). ...
Learning about order from noise Quantum noise studies of
... The Hamiltonian can be reversed by changing a12 ...
... The Hamiltonian can be reversed by changing a12 ...
Homework No. 09 (Spring 2014) PHYS 530A: Quantum Mechanics II
... 4. (Schwinger’s QM book, Prob. 3-4a.) Iso(topic) spin T : The nucleon is a particle of isospin T = 12 ; the state with T3 = 21 is the proton (p), the state with T3 = − 12 is the neutron (n). Electric charge of a nucleon is given by Q = 12 + T3 . The π meson, or pion, has isospin T = 1, and electric ...
... 4. (Schwinger’s QM book, Prob. 3-4a.) Iso(topic) spin T : The nucleon is a particle of isospin T = 12 ; the state with T3 = 21 is the proton (p), the state with T3 = − 12 is the neutron (n). Electric charge of a nucleon is given by Q = 12 + T3 . The π meson, or pion, has isospin T = 1, and electric ...
Applying the Model
... Let us start with light. We call it a phenomenon because we can observe it. We study its properties in experiments. But how do we explain these properties? In physics, explanations that we give to the phenomena are called models. The word model is based on the idea that whatever explanation we devis ...
... Let us start with light. We call it a phenomenon because we can observe it. We study its properties in experiments. But how do we explain these properties? In physics, explanations that we give to the phenomena are called models. The word model is based on the idea that whatever explanation we devis ...
Can the Wave Function in Configuration Space Be Replaced by
... Questions about how to understand the quantum mechanical wave function are, in this current post-Bell renaissance period for quantum foundations, increasingly popular and increasingly pressing. Some of these questions parallel historical disputes that have arisen in the context of earlier theories p ...
... Questions about how to understand the quantum mechanical wave function are, in this current post-Bell renaissance period for quantum foundations, increasingly popular and increasingly pressing. Some of these questions parallel historical disputes that have arisen in the context of earlier theories p ...
A new Bloch period for interacting cold atoms in 1D optical lattices
... the presence of atom-atom interactions (‘BEC-regime’) [10, 11, 12, 13]. The present Letter deals with the third problem, which is approached here by an ‘ab initio’ analysis of the dynamics of a system of many atoms. This distinguishes this work from previous studies of BO in the BEC regime [10, 11, ...
... the presence of atom-atom interactions (‘BEC-regime’) [10, 11, 12, 13]. The present Letter deals with the third problem, which is approached here by an ‘ab initio’ analysis of the dynamics of a system of many atoms. This distinguishes this work from previous studies of BO in the BEC regime [10, 11, ...
Filling of Electronic States - usual filling sequence: 1s 2s
... of possibilities to combine the total L and total S to a total angular momentum J - for L > S the total momentum ranges from L - S to L + S, i.e. the multiplicity is 2 S + 1 - in the situation S = 0 the multiplicity is 1, hence there is only one state with J = L that is called a singlet - for S = 1/ ...
... of possibilities to combine the total L and total S to a total angular momentum J - for L > S the total momentum ranges from L - S to L + S, i.e. the multiplicity is 2 S + 1 - in the situation S = 0 the multiplicity is 1, hence there is only one state with J = L that is called a singlet - for S = 1/ ...
3. Lattice Dynamics 3.1 1D Chain of Identical Atoms We will study
... 3.5 Quantum Effects in Lattice Dynamics In the harmonic approximation, the Hamiltonian is the sum of the 3N independent oscillator Hamiltonians, all of which commute. The quantum mechanical frequencies turn out to be the same as those of the classical normal modes. The energy in any given mode ! ( q ...
... 3.5 Quantum Effects in Lattice Dynamics In the harmonic approximation, the Hamiltonian is the sum of the 3N independent oscillator Hamiltonians, all of which commute. The quantum mechanical frequencies turn out to be the same as those of the classical normal modes. The energy in any given mode ! ( q ...
Quantum Entanglement: An Exploration of a Weird Phenomenon 1
... mechanics. Indeed, Einstein did not appreciate the stochastic nature of quantum mechanics that represented a threat to determinism, which had been the ultimate criterion for science. However, over the years, quantum mechanics has shown that it is the best candidate to describe the subatomic world ev ...
... mechanics. Indeed, Einstein did not appreciate the stochastic nature of quantum mechanics that represented a threat to determinism, which had been the ultimate criterion for science. However, over the years, quantum mechanics has shown that it is the best candidate to describe the subatomic world ev ...
Superfluid 4He: brief notes on collective energy
... amazing properties of the liquid helium which show that it is a substance entirely different from the normal liquids. Liquid helium is a “superfluid”. In Fig. 1 is seen the phase diagram4 of helium in the P-T plane. There are two kinds of liquids: “helium I” (He I) and “helium II” (He II). These two ...
... amazing properties of the liquid helium which show that it is a substance entirely different from the normal liquids. Liquid helium is a “superfluid”. In Fig. 1 is seen the phase diagram4 of helium in the P-T plane. There are two kinds of liquids: “helium I” (He I) and “helium II” (He II). These two ...
The Wilsonian Revolution in Statistical Mechanics and Quantum
... The general theme in the previous section was that systems exhibiting well-separated scales were amenable to different effective descriptions at different scales. Such a result does not immediately seem applicable to gapless systems with degrees of freedom at continuously varying energy scales. However ...
... The general theme in the previous section was that systems exhibiting well-separated scales were amenable to different effective descriptions at different scales. Such a result does not immediately seem applicable to gapless systems with degrees of freedom at continuously varying energy scales. However ...
1 DEPARTMENT OF PHYSICS JAHANGIRNAGAR UNIVERSITY
... motion; Newton’s laws of motion; Concept of mass and force; Frictional forces and their laws. 3. Work, Energy and Power: Work done by constant and variable forces; Kinetic and potential energies; Work-energy theorem; Conservative and non-conservative forces; One dimensional forces depending on posit ...
... motion; Newton’s laws of motion; Concept of mass and force; Frictional forces and their laws. 3. Work, Energy and Power: Work done by constant and variable forces; Kinetic and potential energies; Work-energy theorem; Conservative and non-conservative forces; One dimensional forces depending on posit ...
O_4 Theory (III) QUANTUM MECHANICAL STUDY OF THE FLEISCHMANN-PONS EFFECT
... fusion. Clearly, this raises fundamental questions because the probability of a d-d fusion, under the conditions of the FPE cell, is extremely small. As stated in ref. [1], “it is necessary to reconsider the quantum mechanics of electrons and deuterons in such host lattices.” The goal of this paper ...
... fusion. Clearly, this raises fundamental questions because the probability of a d-d fusion, under the conditions of the FPE cell, is extremely small. As stated in ref. [1], “it is necessary to reconsider the quantum mechanics of electrons and deuterons in such host lattices.” The goal of this paper ...
Two-Electron Energy Spectrum in Concentric Quantum Ribbons
... more regular. In this sense, the cylindrical semiconductor nanostructures become more suitable for potential applications due to the strong relation between nanotube diameter and “magnetic field length” [4-5] which allows us to achieve a great control on the carrier quantum states. This fact has bee ...
... more regular. In this sense, the cylindrical semiconductor nanostructures become more suitable for potential applications due to the strong relation between nanotube diameter and “magnetic field length” [4-5] which allows us to achieve a great control on the carrier quantum states. This fact has bee ...