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The Casimir energy and radiative heat transfer between
... Furthermore the vacuum energy associated with these extra- and intra-cavity fields brings a field radiation pressure, which increases with the fields’ frequency. At cavity-resonance, the radiation pressure inside the cavity is larger than the one outside and hence the mirrors are pushed apart. Howev ...
... Furthermore the vacuum energy associated with these extra- and intra-cavity fields brings a field radiation pressure, which increases with the fields’ frequency. At cavity-resonance, the radiation pressure inside the cavity is larger than the one outside and hence the mirrors are pushed apart. Howev ...
pdf - arXiv
... Theory (QFT) as a consequence of the reality of the zero point energy [7]. Lifshitz extended the Casimir calculus of perfect metal plates at zero temperature to the more general case of dielectric plates at any finite temperature [15], which is one of the most famous and more used formulas of Casimi ...
... Theory (QFT) as a consequence of the reality of the zero point energy [7]. Lifshitz extended the Casimir calculus of perfect metal plates at zero temperature to the more general case of dielectric plates at any finite temperature [15], which is one of the most famous and more used formulas of Casimi ...
Physical Manifestations of Zero-Point Energy
... force "must have something to do with zero-point energy." In April 1948 Casimir communicated a new derivation of the force between an atom and a plate, and between two atoms, based on quantum fluctuations to a meeting in Paris [51]. For further history of the development of the Casimir effect, see R ...
... force "must have something to do with zero-point energy." In April 1948 Casimir communicated a new derivation of the force between an atom and a plate, and between two atoms, based on quantum fluctuations to a meeting in Paris [51]. For further history of the development of the Casimir effect, see R ...
Casimir and Critical Casimir effects An overview Sergio Ciliberto
... material of the plates, but only on geometrical properties (S and L) and on fundamental constants The higher order term in the expansion: is a material-dependent parameter which describes the deviations of the plates from the perfectly conducting behaviour Finite temperature corrections can be usual ...
... material of the plates, but only on geometrical properties (S and L) and on fundamental constants The higher order term in the expansion: is a material-dependent parameter which describes the deviations of the plates from the perfectly conducting behaviour Finite temperature corrections can be usual ...
Space Travel Innovations
... remote radio control. Its anti-gravity field is produced by a circular mechanism inside its relatively thin body. Mike Hanson's Flying Saucer Engine – A field theory is unified with projective geometry. Gravity is this; the atom/element in question which exists only between a particular format of bo ...
... remote radio control. Its anti-gravity field is produced by a circular mechanism inside its relatively thin body. Mike Hanson's Flying Saucer Engine – A field theory is unified with projective geometry. Gravity is this; the atom/element in question which exists only between a particular format of bo ...
Chapter 4 Assumptions
... For example, a group of particles can have mass in excess of Planck mass mp 2.176 10‐8 kg . However, the theoretical limit for a single fundamental particle a single fermion is Planck mass. If there was a fermion with Planck mass it would form a black hole. The inverse of Planck time is ...
... For example, a group of particles can have mass in excess of Planck mass mp 2.176 10‐8 kg . However, the theoretical limit for a single fundamental particle a single fermion is Planck mass. If there was a fermion with Planck mass it would form a black hole. The inverse of Planck time is ...
Zero Point Energy
... are immersed in an energetic field. The existence of the zero point electromagnetic energy was discovered in 1958 by the Dutch physicist M. J. Sparnaay. Mr Sparnaay continued the experiments carried out by Hendrick B. G. Casimir in 1948 which showed the existence of a force between two uncharged pla ...
... are immersed in an energetic field. The existence of the zero point electromagnetic energy was discovered in 1958 by the Dutch physicist M. J. Sparnaay. Mr Sparnaay continued the experiments carried out by Hendrick B. G. Casimir in 1948 which showed the existence of a force between two uncharged pla ...
Conversion of the Vacuum-energy of Electromagnetic Zero
... Illustration of the oscillation of four charges during time as the given conditions for an example, which will be calculated in the following lines in order to demonstrate how the finite speed of propagation acts on time dependant development of the field strength. Regarding the conception of (a.): ...
... Illustration of the oscillation of four charges during time as the given conditions for an example, which will be calculated in the following lines in order to demonstrate how the finite speed of propagation acts on time dependant development of the field strength. Regarding the conception of (a.): ...
Geometry and Material Effects in Casimir Physics
... Neutral objects exert a force on one another through electromagnetic fields even if they do not possess permanent multipole moments. Materials that couple to the electromagnetic field alter the spectrum of the field’s quantum and thermal fluctuations. The resulting change in energy depends on the re ...
... Neutral objects exert a force on one another through electromagnetic fields even if they do not possess permanent multipole moments. Materials that couple to the electromagnetic field alter the spectrum of the field’s quantum and thermal fluctuations. The resulting change in energy depends on the re ...
Stimulated emission from single quantum dipoles
... where d , , is the dipole matrix element. In deriving this result, the two-level system is assumed to have a spatial extent small in comparison to the optical wavelength so that the dipole approximation is applicable. In particular, the spatial variation of the optical wave is rcmoved from the inter ...
... where d , , is the dipole matrix element. In deriving this result, the two-level system is assumed to have a spatial extent small in comparison to the optical wavelength so that the dipole approximation is applicable. In particular, the spatial variation of the optical wave is rcmoved from the inter ...
3, Coherent and Squeezed States 1. Coherent states 2. Squeezed
... A squeezed coherent state |α, ξi is obtained by first acting with the displacement operator D̂(α) on the vacuum followed by the squeezed operator Ŝ(ξ), i.e. |α, ξi = D̂(α)Ŝ(ξ)|0i, where Ŝ(ξ) = exp[ 12 ξ ∗ â2 − 12 ξâ†2 ], for ξ = 0, we obtain just a coherent state. the expectation values, hα, ξ| ...
... A squeezed coherent state |α, ξi is obtained by first acting with the displacement operator D̂(α) on the vacuum followed by the squeezed operator Ŝ(ξ), i.e. |α, ξi = D̂(α)Ŝ(ξ)|0i, where Ŝ(ξ) = exp[ 12 ξ ∗ â2 − 12 ξâ†2 ], for ξ = 0, we obtain just a coherent state. the expectation values, hα, ξ| ...
Quantum Energy Teleportation - UWSpace
... In some sense the entropy is a measure of uncertainty in a random variable. Here is a rough sketch of how this concept applies to certain situations: say we have an alphabet X and for any given message there is a probability p(x) that a given letter X is x. Then, if we consider how one could optimal ...
... In some sense the entropy is a measure of uncertainty in a random variable. Here is a rough sketch of how this concept applies to certain situations: say we have an alphabet X and for any given message there is a probability p(x) that a given letter X is x. Then, if we consider how one could optimal ...
The Vacuum-Lattice model – a new route to longitudinal
... that conform to the field equations of classical electromagnetism and gravito-electromagnetism (GEM). The charge elements therefore respond to external electric, magnetic and gravitational fields like any other charged particle with a non-zero rest mass. Vacuum lattice theory does not, therefore, pr ...
... that conform to the field equations of classical electromagnetism and gravito-electromagnetism (GEM). The charge elements therefore respond to external electric, magnetic and gravitational fields like any other charged particle with a non-zero rest mass. Vacuum lattice theory does not, therefore, pr ...
Quantum electrodynamics of strong fields?
... necessitates a more general definition of the concept ‘vacuum’. While the standard definition ‘region of space without real particles’ obviously cannot be true for very strong external fields, the new and better definition ‘energetically deepest and stable configuration of space’ seems to be more ap ...
... necessitates a more general definition of the concept ‘vacuum’. While the standard definition ‘region of space without real particles’ obviously cannot be true for very strong external fields, the new and better definition ‘energetically deepest and stable configuration of space’ seems to be more ap ...
Connecting Blackbody Radiation, Relativity, and Discrete Charge in
... fundamental constant like Stefan’s constant as connecting the energy density u of thermal radiation and the absolute temperature T , u = as T 4 . Today relativistic physics is regarded as fundamental, not nonrelativistic mechanics. In particular, the relativistic Coulomb interaction between discrete ...
... fundamental constant like Stefan’s constant as connecting the energy density u of thermal radiation and the absolute temperature T , u = as T 4 . Today relativistic physics is regarded as fundamental, not nonrelativistic mechanics. In particular, the relativistic Coulomb interaction between discrete ...
Quantum Physics II, Lecture Notes 6
... It must be emphasized that the operator U generates time evolution for any possible state at time t0 –it does not depend on the chosen state at time t0 . A physical system has a single operator U that generates the time evolution of all possible states. The above equation is valid for all times t, s ...
... It must be emphasized that the operator U generates time evolution for any possible state at time t0 –it does not depend on the chosen state at time t0 . A physical system has a single operator U that generates the time evolution of all possible states. The above equation is valid for all times t, s ...
Chapter 5 Harmonic Oscillator and Coherent States
... http://en.wikipedia.org/wiki/Quantum mechanical harmonic oscillator ...
... http://en.wikipedia.org/wiki/Quantum mechanical harmonic oscillator ...
Introduction to Quantum Fields in Curved Spacetime
... questions are non-perturbative in nature: the nature and fate of spacetime singularities, the fate of Cauchy horizons, the nature of the microstates counted by black hole entropy, and the possible unification of gravity with other interactions. At a shallower level, the perturbative approach of effe ...
... questions are non-perturbative in nature: the nature and fate of spacetime singularities, the fate of Cauchy horizons, the nature of the microstates counted by black hole entropy, and the possible unification of gravity with other interactions. At a shallower level, the perturbative approach of effe ...
The Casimir force: background, experiments, and
... of the attractive forces between isolated atoms. Of course, when the plates are sufficiently flat and clean, when they are brought together the force does not go to infinity, but the plates fuse together with molecular or atomic bonding. When this bonding occurs, the maximum energy from the attracti ...
... of the attractive forces between isolated atoms. Of course, when the plates are sufficiently flat and clean, when they are brought together the force does not go to infinity, but the plates fuse together with molecular or atomic bonding. When this bonding occurs, the maximum energy from the attracti ...
energy mass particles fields forces and new ether
... vacuum can contain and to travel within itself infinite information, so to several years, we have the absolute vacuum with inside dozens of television news in as many different languages and a hundred other television channels as well as a multitude of other telecommunications modulated in various ...
... vacuum can contain and to travel within itself infinite information, so to several years, we have the absolute vacuum with inside dozens of television news in as many different languages and a hundred other television channels as well as a multitude of other telecommunications modulated in various ...
Quantum electrodynamic Aharonov
... potential in this case is treated as a classical and static variable. Interestingly, there is no fundamental reason to limit this force-free quantum effect to the case of a static and classical external potential. That is, a charge may interact with a potential produced by a quantized electromagneti ...
... potential in this case is treated as a classical and static variable. Interestingly, there is no fundamental reason to limit this force-free quantum effect to the case of a static and classical external potential. That is, a charge may interact with a potential produced by a quantized electromagneti ...
PH504L4-dipo
... but still produce an electric field and are affected when placed in an electric field (e.g. molecules). This arises because the positive and negative charges are physically separated. The simplest system is the electric dipole. The electric dipole – definition: Consists of two equal and opposite cha ...
... but still produce an electric field and are affected when placed in an electric field (e.g. molecules). This arises because the positive and negative charges are physically separated. The simplest system is the electric dipole. The electric dipole – definition: Consists of two equal and opposite cha ...
Quantum fluctuations and thermodynamic processes in the presence of closed... by Tsunefumi Tanaka
... In recent years the physics of time travel has been hotly debated. The study of time travel falls into two categories: the (im)possibility argument on time travel and the exploration of physical effects due to time travel if it is possible. The first part of this thesis deals with a physical process ...
... In recent years the physics of time travel has been hotly debated. The study of time travel falls into two categories: the (im)possibility argument on time travel and the exploration of physical effects due to time travel if it is possible. The first part of this thesis deals with a physical process ...