fundamental_reality\Black hole war
... A spectrum of elementary particle mass would have as the lightest particles photons and gravitons with no mass. Increasing in mass would be electrons, and hadron components, then “superpartners” grand unification particles, and finally string excitations, which are just excite states of ordinary par ...
... A spectrum of elementary particle mass would have as the lightest particles photons and gravitons with no mass. Increasing in mass would be electrons, and hadron components, then “superpartners” grand unification particles, and finally string excitations, which are just excite states of ordinary par ...
Structural( biology( at( the( single( particle( level:( imaging( tobacco
... New high intensity sources for ultra-cold neutrons are coming into operation having the potential to exceed contemporary source strengths by several orders of magnitude. This priority programme wants to exploit these new technologies and implement novel concepts as a source of neutron decay products ...
... New high intensity sources for ultra-cold neutrons are coming into operation having the potential to exceed contemporary source strengths by several orders of magnitude. This priority programme wants to exploit these new technologies and implement novel concepts as a source of neutron decay products ...
( ) New Faculty Bruce Knuteson
... Experiments performed over the past two decades confirm the Standard Model of particle physics as the correct theory of fundamental interactions down to a distance scale of 10 −18 meters. Despite this remarkable success, inadequacies inherent in the theory suggest that a qualitatively new descriptio ...
... Experiments performed over the past two decades confirm the Standard Model of particle physics as the correct theory of fundamental interactions down to a distance scale of 10 −18 meters. Despite this remarkable success, inadequacies inherent in the theory suggest that a qualitatively new descriptio ...
Gravity Duals for Nonrelativistic Conformal Field Theories Please share
... systems is Ref. [5]. In this Letter, we set out to find a bulk dual of nonrelativistic CFTs, analogous to the AdS gravity description of relativistic CFTs, at strong coupling. We approach this question by considering the algebra of generators of the nonrelativistic conformal group, which appears in ...
... systems is Ref. [5]. In this Letter, we set out to find a bulk dual of nonrelativistic CFTs, analogous to the AdS gravity description of relativistic CFTs, at strong coupling. We approach this question by considering the algebra of generators of the nonrelativistic conformal group, which appears in ...
document
... Pick one of the 2, say lower, and let it pervade the cosmos as a sea of virtual fluctuations. We can’t see this uniform presense just as we can’t see EM vacuum fluctuations Hypothesize that this pervasive background of lower exerts a “drag” force on anything it interacts with, giving mass to the W ...
... Pick one of the 2, say lower, and let it pervade the cosmos as a sea of virtual fluctuations. We can’t see this uniform presense just as we can’t see EM vacuum fluctuations Hypothesize that this pervasive background of lower exerts a “drag” force on anything it interacts with, giving mass to the W ...
Fundamental Physics and Cosmology
... Fundamental theories (string theory, quantum gravity, extra dimensions, …) often lead to violations of standard principles ...
... Fundamental theories (string theory, quantum gravity, extra dimensions, …) often lead to violations of standard principles ...
Experimental Observation Of Lepton Pairs Of Invariant Mass Around
... This paper reports the observation of four e+e- pairs which have the signature of a two-body decay of a particle of mass mZ = (95.2 ± 2.5) GeV/c2 . ...
... This paper reports the observation of four e+e- pairs which have the signature of a two-body decay of a particle of mass mZ = (95.2 ± 2.5) GeV/c2 . ...
2 - School of Physics
... 90(95)% C.L. with the experiment.) Some exclusion limit on new physics (limit on S) can be obtained by solving: be obtained by solving: |N – S ‐ B| < 1.96 * σS+B An example: N = B = 100, σS+B = sqrt(S+B) S < 22 at 95% C L S < 22 at 95% C.L. ...
... 90(95)% C.L. with the experiment.) Some exclusion limit on new physics (limit on S) can be obtained by solving: be obtained by solving: |N – S ‐ B| < 1.96 * σS+B An example: N = B = 100, σS+B = sqrt(S+B) S < 22 at 95% C L S < 22 at 95% C.L. ...
Hidden Sector Dark Matter in String/M theory.
... Moduli, being very weakly coupled scalar fields (mpl suppressed) dominate the energy density of the early Universe ...
... Moduli, being very weakly coupled scalar fields (mpl suppressed) dominate the energy density of the early Universe ...
g 2 - Desy
... MUED: g1 is a dark matter candidate KK level 2 bosons are like Z’ bosons Further studies are needed (resolution power …) Sensitivity of ILC for level 2 KK bosons: ~2√s ILC has a good chance for detection LHC: sensitivity up to 1/R~1.5 TeV ...
... MUED: g1 is a dark matter candidate KK level 2 bosons are like Z’ bosons Further studies are needed (resolution power …) Sensitivity of ILC for level 2 KK bosons: ~2√s ILC has a good chance for detection LHC: sensitivity up to 1/R~1.5 TeV ...
1 Direct Detection of Dark Matter
... The direct detection of dark matter in earthbound experiments depends on the local properties of the Milky Way’s dark matter and on the properties of the dark-matter particles themselves. The local properties of the Milky Way’s dark halo are determined by astrophysical studies, and include the local ...
... The direct detection of dark matter in earthbound experiments depends on the local properties of the Milky Way’s dark matter and on the properties of the dark-matter particles themselves. The local properties of the Milky Way’s dark halo are determined by astrophysical studies, and include the local ...
A New Constraint on Strongly Coupled Field Theories
... This discussion also indicates why we restrict our attention to asymptotically free theories. Negative contributions to θ decrease fU V − fIR ; if these contributions persist over a large temperature range, the inequality will be violated. Since operators in the Hamiltonian contribute to θ accordin ...
... This discussion also indicates why we restrict our attention to asymptotically free theories. Negative contributions to θ decrease fU V − fIR ; if these contributions persist over a large temperature range, the inequality will be violated. Since operators in the Hamiltonian contribute to θ accordin ...
URL - StealthSkater
... off mass shell) are composites of massless states assigned to 2-D partonic surfaces. Path integral is indeed replaced with generalized Bohr orbits and one obtains only very few generalized Feynman diagrams. What remains is functional integral over 3-surfaces or even less over partonic 2-surfaces wit ...
... off mass shell) are composites of massless states assigned to 2-D partonic surfaces. Path integral is indeed replaced with generalized Bohr orbits and one obtains only very few generalized Feynman diagrams. What remains is functional integral over 3-surfaces or even less over partonic 2-surfaces wit ...
Superstring Theory
... predicted to exist but has not been found yet. • This symmetry requires a super partner for every fundamental particle. A particle and its super partner have identical properties such as mass and charge except spin before the super symmetry is broken. • So for example the super partner of an electro ...
... predicted to exist but has not been found yet. • This symmetry requires a super partner for every fundamental particle. A particle and its super partner have identical properties such as mass and charge except spin before the super symmetry is broken. • So for example the super partner of an electro ...
The Large Hadron Collider (LHC)
... Questions for the Standard Model and Beyond LEP, SLC and the Tevatron: established that we really understand the physics at energies up to √s ~ 100 GeV And any new particles have masses above 200 - 300 GeV – and in some cases TeV. ...
... Questions for the Standard Model and Beyond LEP, SLC and the Tevatron: established that we really understand the physics at energies up to √s ~ 100 GeV And any new particles have masses above 200 - 300 GeV – and in some cases TeV. ...
One Hundred Years of Quantum Physics
... but were so confused that there was little basis for progress, they created quantum mechanics in three tumultuous years. They were troubled by what they were doing and in some cases distressed by what they had done. The unique situation of this crucial yet elusive theory is perhaps best summarized b ...
... but were so confused that there was little basis for progress, they created quantum mechanics in three tumultuous years. They were troubled by what they were doing and in some cases distressed by what they had done. The unique situation of this crucial yet elusive theory is perhaps best summarized b ...
Introduction to Particle Physics
... • Worked on Large-Electron-Positron (LEP) and Large-Hadron-Collider(LHC) • Started as research associate professor @ the NBI Particle Physics group (HEP) this year • Office: Blegdamsvej 21 (building M) mc-8 • Email: Beck@nbi.dk ...
... • Worked on Large-Electron-Positron (LEP) and Large-Hadron-Collider(LHC) • Started as research associate professor @ the NBI Particle Physics group (HEP) this year • Office: Blegdamsvej 21 (building M) mc-8 • Email: Beck@nbi.dk ...
AdS/CFT to hydrodynamics
... “For the viscosity…expansion was developed by Bogolyubov in 1946 and this remained the standard reference for many years. Evidently the many people who quoted Bogolyubov expansion had never looked in detail at more than the first two terms of this expansion. It was then one of the major surprises i ...
... “For the viscosity…expansion was developed by Bogolyubov in 1946 and this remained the standard reference for many years. Evidently the many people who quoted Bogolyubov expansion had never looked in detail at more than the first two terms of this expansion. It was then one of the major surprises i ...
1 Press release Brussels, 8 October 2013 Nobel Prize for
... University, the person responsible for introducing spontaneous symmetry breaking into elementary particle theory and who went on to receive the Nobel Prize for Physics in 2008. This put us on to studying the elementary particle theory. At that time, long-range forces (i.e. forces acting on far dista ...
... University, the person responsible for introducing spontaneous symmetry breaking into elementary particle theory and who went on to receive the Nobel Prize for Physics in 2008. This put us on to studying the elementary particle theory. At that time, long-range forces (i.e. forces acting on far dista ...
Weak interactions and vector bosons
... would be manifested at very high energies inaccessible by existing accelerators. • In our everyday particle physics experiments at relatively low energies this symmetry is broken. • The first successful attempt to unify two apparently different interactions was done by Maxwell in 1865. He showed tha ...
... would be manifested at very high energies inaccessible by existing accelerators. • In our everyday particle physics experiments at relatively low energies this symmetry is broken. • The first successful attempt to unify two apparently different interactions was done by Maxwell in 1865. He showed tha ...
Phase Transitions in Early Universe
... In the past few decades, people’s knowledge on the universe and the elementary particles has boosted a lot. In the cosmology, many interesting and puzzling results have enriched our understanding about the universe while we have been trying to unveil its origin and future since early human history. ...
... In the past few decades, people’s knowledge on the universe and the elementary particles has boosted a lot. In the cosmology, many interesting and puzzling results have enriched our understanding about the universe while we have been trying to unveil its origin and future since early human history. ...
- Philsci
... states have a restricted meaning in light of the quantum correlations. For example, although the indexed creation operator adds a quantum with a specific index and single-particle state to the initial state of the system, due to (potentially non-local) interaction correlations, the quantum may be in ...
... states have a restricted meaning in light of the quantum correlations. For example, although the indexed creation operator adds a quantum with a specific index and single-particle state to the initial state of the system, due to (potentially non-local) interaction correlations, the quantum may be in ...
Making FORS2 fit for exoplanet observations (again)
... to the transfer of the CRYRING storage ring from Stockholm University to GSI in 2012. CRYRING, which was chosen by FLAIR to be used as its central storage ring LSR, is now installed at GSI behind the existing ESR storage ring and is being commissioned to use highly charged ions from ESR as well as f ...
... to the transfer of the CRYRING storage ring from Stockholm University to GSI in 2012. CRYRING, which was chosen by FLAIR to be used as its central storage ring LSR, is now installed at GSI behind the existing ESR storage ring and is being commissioned to use highly charged ions from ESR as well as f ...
Monday, Apr. 18, 2005
... The three u-quarks are identical fermions and would be symmetric under exchange of any two of them This incompatible to Pauli’s exclusion principle ...
... The three u-quarks are identical fermions and would be symmetric under exchange of any two of them This incompatible to Pauli’s exclusion principle ...
Dynamical Conformal and Electro
... è absence of Λ2 and ln(Λ) divergences è no preferred scale and therefore no scale problems - Conformal Anomaly (CA): Quantum effects explicitly break CS existence of CA à CS preserving regularization does not exist - dimensional regularization is close to CS and gives only ln(Λ) - cutoff reg. è ...
... è absence of Λ2 and ln(Λ) divergences è no preferred scale and therefore no scale problems - Conformal Anomaly (CA): Quantum effects explicitly break CS existence of CA à CS preserving regularization does not exist - dimensional regularization is close to CS and gives only ln(Λ) - cutoff reg. è ...