International Journal of Modern Physics A, ISSN 0217-751X, 08/2017, Volume 32, Issue 23n24, p. 1730019

Classical results and recent developments on the theoretical description of elementary particles with “continuous” spin are reviewed. At free level, these...

higher spin | Continuous-spin | Poincaré group | REPRESENTATIONS | SINGLETONS | MASSLESS HIGHER SPINS | PHYSICS, NUCLEAR | FORMULATION | POINCARE | ARBITRARY SPIN | FERMIONIC FIELDS | GAUGE FIELD | Poincare group | PHYSICS, PARTICLES & FIELDS | Particles (Nuclear physics) | Physics - High Energy Physics - Theory

higher spin | Continuous-spin | Poincaré group | REPRESENTATIONS | SINGLETONS | MASSLESS HIGHER SPINS | PHYSICS, NUCLEAR | FORMULATION | POINCARE | ARBITRARY SPIN | FERMIONIC FIELDS | GAUGE FIELD | Poincare group | PHYSICS, PARTICLES & FIELDS | Particles (Nuclear physics) | Physics - High Energy Physics - Theory

Journal Article

Physical Review Letters, ISSN 0031-9007, 04/2017, Volume 118, Issue 14, p. 141601

Starting from the classical action for a spin-zero particle in a D-dimensional anti-de Sitter (AdS) spacetime, we recover the Breitenlohner-Freedman bound by...

TENSIONLESS STRINGS | SPACE | FIELDS | SUPERGRAVITY | TWISTORS | SUPERSYMMETRY | PHYSICS, MULTIDISCIPLINARY | STABILITY | MASSLESS HIGHER SPINS | DIVISION-ALGEBRAS | QUATERNIONS | Quantization | Supersymmetry | M theory | Strings

TENSIONLESS STRINGS | SPACE | FIELDS | SUPERGRAVITY | TWISTORS | SUPERSYMMETRY | PHYSICS, MULTIDISCIPLINARY | STABILITY | MASSLESS HIGHER SPINS | DIVISION-ALGEBRAS | QUATERNIONS | Quantization | Supersymmetry | M theory | Strings

Journal Article

Annals of Physics, ISSN 0003-4916, 07/2014, Volume 346, Issue Complete, pp. 66 - 90

In the (super)twistor formulation of massless (super)particle mechanics, the mass-shell constraint is replaced by a “spin-shell” constraint from which the spin...

Supersymmetry | Twistor | FIELDS | TWISTORS | PHYSICS, MULTIDISCIPLINARY | LOCAL SUPERSYMMETRY | SPINNING PARTICLE | MECHANICS | SUPERPARTICLES | SUPERSPACE | DYNAMICS | SIEGEL SYMMETRY | QUANTIZATION | Asymmetry | Atoms & subatomic particles | Formulations | Spinning | Formalism | Particles (of physics) | Three dimensional | TENSORS | PHYSICS OF ELEMENTARY PARTICLES AND FIELDS | SPARTICLES | SUPERSYMMETRY | TWISTOR THEORY | SPACE-TIME | SPIN | MASSLESS PARTICLES | SCALARS | LIMITING VALUES | ACTION INTEGRAL

Supersymmetry | Twistor | FIELDS | TWISTORS | PHYSICS, MULTIDISCIPLINARY | LOCAL SUPERSYMMETRY | SPINNING PARTICLE | MECHANICS | SUPERPARTICLES | SUPERSPACE | DYNAMICS | SIEGEL SYMMETRY | QUANTIZATION | Asymmetry | Atoms & subatomic particles | Formulations | Spinning | Formalism | Particles (of physics) | Three dimensional | TENSORS | PHYSICS OF ELEMENTARY PARTICLES AND FIELDS | SPARTICLES | SUPERSYMMETRY | TWISTOR THEORY | SPACE-TIME | SPIN | MASSLESS PARTICLES | SCALARS | LIMITING VALUES | ACTION INTEGRAL

Journal Article

Annals of Physics, ISSN 0003-4916, 11/2018, Volume 398, pp. 203 - 213

The notion of position operator for massless spinning particles is discussed in some detail. The noncommutativity of coordinates is related to the gauge...

Massless particle | Coordinate operator | Helicity | Newton–Wigner operator | Newton-Wigner operator | STATES | MONOPOLE | REPRESENTATIONS | SPIN | PHYSICS, MULTIDISCIPLINARY

Massless particle | Coordinate operator | Helicity | Newton–Wigner operator | Newton-Wigner operator | STATES | MONOPOLE | REPRESENTATIONS | SPIN | PHYSICS, MULTIDISCIPLINARY

Journal Article

International Journal of Modern Physics A, ISSN 0217-751X, 09/2014, Volume 29, Issue 22, p. 1450118

We investigate the radiation of spin-1 particles by black holes in (1+1) dimensions within the Proca equation. The process is considered as quantum tunneling...

black hole | Schwarzschild-de Sitter space-times | quantum tunneling | Schwarzschild background | thermodynamical entropy | Hawking temperature | Nariai temperature | Proca equation | Spin-1 particles | RADIANCE | SELF-INTERACTION | VACUUM POLARIZATION | (1+1) dimensions | PHYSICS, NUCLEAR | ARBITRARY SPIN PARTICLES | THERMODYNAMICS | MASSLESS PARTICLES | HAWKING RADIATION | CREATION | PAIR PRODUCTION | COMPLEX PATHS | PHYSICS, PARTICLES & FIELDS | Nuclear radiation

black hole | Schwarzschild-de Sitter space-times | quantum tunneling | Schwarzschild background | thermodynamical entropy | Hawking temperature | Nariai temperature | Proca equation | Spin-1 particles | RADIANCE | SELF-INTERACTION | VACUUM POLARIZATION | (1+1) dimensions | PHYSICS, NUCLEAR | ARBITRARY SPIN PARTICLES | THERMODYNAMICS | MASSLESS PARTICLES | HAWKING RADIATION | CREATION | PAIR PRODUCTION | COMPLEX PATHS | PHYSICS, PARTICLES & FIELDS | Nuclear radiation

Journal Article

Modern Physics Letters A, ISSN 0217-7323, 12/2014, Volume 29, Issue 39, p. 1450203

The radiation of vector particles by black holes in (1+2) dimensions is investigated within the WKB approximation. We consider the process of quantum tunneling...

Rindler spacetime | WKB approximation | quantum tunneling | de Sitter spacetime | Black hole radiation | Hawking temperature | Schwarzschild geometry | vector particles | RADIANCE | FIELDS | SELF-INTERACTION | VACUUM POLARIZATION | EMISSION RATES | PHYSICS, NUCLEAR | PHYSICS, MATHEMATICAL | MASSLESS PARTICLES | HAWKING RADIATION | PAIR PRODUCTION | COMPLEX PATHS | PHYSICS, PARTICLES & FIELDS | Nuclear radiation | Radiation | Physics - General Physics

Rindler spacetime | WKB approximation | quantum tunneling | de Sitter spacetime | Black hole radiation | Hawking temperature | Schwarzschild geometry | vector particles | RADIANCE | FIELDS | SELF-INTERACTION | VACUUM POLARIZATION | EMISSION RATES | PHYSICS, NUCLEAR | PHYSICS, MATHEMATICAL | MASSLESS PARTICLES | HAWKING RADIATION | PAIR PRODUCTION | COMPLEX PATHS | PHYSICS, PARTICLES & FIELDS | Nuclear radiation | Radiation | Physics - General Physics

Journal Article

Physics Letters B, ISSN 0370-2693, 09/2016, Volume 760, Issue C, pp. 320 - 323

In this letter, we suggest a local covariant action for a gauge field theory of fermionic Continuous-Spin Particles (CSPs). The action is invariant under gauge...

Higher spin theory | Continuous spin particle | Poincaré group representation | REPRESENTATIONS | ASTRONOMY & ASTROPHYSICS | MASSLESS FIELDS | PHYSICS, NUCLEAR | Poincare group representation | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Theory | Phenomenology | High Energy Physics | Nuclear and High Energy Physics | Theory | High Energy Physics - Theory | Physics | Lattice

Higher spin theory | Continuous spin particle | Poincaré group representation | REPRESENTATIONS | ASTRONOMY & ASTROPHYSICS | MASSLESS FIELDS | PHYSICS, NUCLEAR | Poincare group representation | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Theory | Phenomenology | High Energy Physics | Nuclear and High Energy Physics | Theory | High Energy Physics - Theory | Physics | Lattice

Journal Article

Physics Letters B, ISSN 0370-2693, 09/2012, Volume 716, Issue 1, pp. 1 - 29

A search for the Standard Model Higgs boson in proton–proton collisions with the ATLAS detector at the LHC is presented. The datasets used correspond to...

TRANSVERSE-MOMENTUM | BROKEN SYMMETRIES | PARTON DISTRIBUTIONS | MASSES | DECAY | ASTRONOMY & ASTROPHYSICS | QCD CORRECTIONS | TAU | PHYSICS, NUCLEAR | COLLIDERS | PHYSICS, PARTICLES & FIELDS | Collisions (Nuclear physics) | Analysis | Standards | Detectors | Searching | Decay | Elementary particles | Higgs bosons | Standard deviation | Channels | Physics - High Energy Physics - Experiment | Physics | High Energy Physics - Experiment | PHYSICS OF ELEMENTARY PARTICLES AND FIELDS | Qcd Corrections | Hadron Colliders | Transverse-Momentum | Massless Particles | Gauge Fields | Proton-Proton Collisions | Fysik | Broken Symmetries | Physical Sciences | Naturvetenskap | Parton Distributions | Root-S=7 Tev | Natural Sciences | Cross-Sections

TRANSVERSE-MOMENTUM | BROKEN SYMMETRIES | PARTON DISTRIBUTIONS | MASSES | DECAY | ASTRONOMY & ASTROPHYSICS | QCD CORRECTIONS | TAU | PHYSICS, NUCLEAR | COLLIDERS | PHYSICS, PARTICLES & FIELDS | Collisions (Nuclear physics) | Analysis | Standards | Detectors | Searching | Decay | Elementary particles | Higgs bosons | Standard deviation | Channels | Physics - High Energy Physics - Experiment | Physics | High Energy Physics - Experiment | PHYSICS OF ELEMENTARY PARTICLES AND FIELDS | Qcd Corrections | Hadron Colliders | Transverse-Momentum | Massless Particles | Gauge Fields | Proton-Proton Collisions | Fysik | Broken Symmetries | Physical Sciences | Naturvetenskap | Parton Distributions | Root-S=7 Tev | Natural Sciences | Cross-Sections

Journal Article

The European Physical Journal C, ISSN 1434-6044, 7/2017, Volume 77, Issue 7, pp. 1 - 10

We discuss in a systematic way the gauge theory for a continuous spin particle proposed by Schuster and Toro. We show that it is naturally formulated in a...

Nuclear Physics, Heavy Ions, Hadrons | Measurement Science and Instrumentation | Nuclear Energy | Quantum Field Theories, String Theory | Physics | Elementary Particles, Quantum Field Theory | Astronomy, Astrophysics and Cosmology | FIELDS | POINCARE | REPRESENTATIONS | MASSLESS PARTICLES | PHYSICS, PARTICLES & FIELDS | Bundling | Gravitation | Gauge theory | Particle spin | Spacetime | Continuity (mathematics) | Delta function | Physics - High Energy Physics - Theory | Nuclear and particle physics. Atomic energy. Radioactivity | High Energy Physics - Theory | Astrophysics

Nuclear Physics, Heavy Ions, Hadrons | Measurement Science and Instrumentation | Nuclear Energy | Quantum Field Theories, String Theory | Physics | Elementary Particles, Quantum Field Theory | Astronomy, Astrophysics and Cosmology | FIELDS | POINCARE | REPRESENTATIONS | MASSLESS PARTICLES | PHYSICS, PARTICLES & FIELDS | Bundling | Gravitation | Gauge theory | Particle spin | Spacetime | Continuity (mathematics) | Delta function | Physics - High Energy Physics - Theory | Nuclear and particle physics. Atomic energy. Radioactivity | High Energy Physics - Theory | Astrophysics

Journal Article

Journal of Mathematical Physics, ISSN 0022-2488, 08/2014, Volume 55, Issue 8

We revise the unireps. of U(2, 2) describing conformal particles with continuous mass spectrum from a many-body perspective, which shows massive conformal...

UNITARY GROUPS | MODELS | INTEGRABLE SYSTEMS | TWISTOR | MINKOWSKI SPACE | SUPERMULTIPLET THEORY | JORDAN-SCHWINGER REPRESENTATIONS | MANIFOLDS | CAYLEY-KLEIN GROUPS | PHYSICS, MATHEMATICAL | GROUP SU(2,2) | Construction | Analytic functions | Particulates | Document reproduction | Generators | Matrix methods | Helicity | Operators (mathematics) | Uranium | Excitons | Mathematical analysis | Lie groups | Coherence | Hilbert space | Representations | HILBERT SPACE | CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS | ANNIHILATION OPERATORS | MASSLESS PARTICLES | OSCILLATORS | EIGENSTATES | LIE GROUPS | MANY-BODY PROBLEM | CREATION OPERATORS | GROUND STATES

UNITARY GROUPS | MODELS | INTEGRABLE SYSTEMS | TWISTOR | MINKOWSKI SPACE | SUPERMULTIPLET THEORY | JORDAN-SCHWINGER REPRESENTATIONS | MANIFOLDS | CAYLEY-KLEIN GROUPS | PHYSICS, MATHEMATICAL | GROUP SU(2,2) | Construction | Analytic functions | Particulates | Document reproduction | Generators | Matrix methods | Helicity | Operators (mathematics) | Uranium | Excitons | Mathematical analysis | Lie groups | Coherence | Hilbert space | Representations | HILBERT SPACE | CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS | ANNIHILATION OPERATORS | MASSLESS PARTICLES | OSCILLATORS | EIGENSTATES | LIE GROUPS | MANY-BODY PROBLEM | CREATION OPERATORS | GROUND STATES

Journal Article

Physical Review Letters, ISSN 0031-9007, 01/2011, Volume 106, Issue 1, p. 018501

Strong electric discharges associated with thunderstorms can produce terrestrial gamma-ray flashes (TGFs), i.e., intense bursts of x rays and gamma rays...

SPRITES | PHYSICS, MULTIDISCIPLINARY | MISSION | BURSTS | RUNAWAY BREAKDOWN | GENERATION | AIR | ASSOCIATION | DISCHARGES | ATMOSPHERIC ORIGIN | X RADIATION | COSMIC RAY SOURCES | COSMIC X-RAY BURSTS | ELECTRONS | GAMMA RADIATION | PHOTONS | ENERGY RANGE | FERMIONS | NUCLEAR REACTIONS | POTENTIALS | PRIMARY COSMIC RADIATION | BOSONS | COSMIC RADIATION | LEPTONS | ACCELERATORS | ELECTRIC DISCHARGES | RADIATIONS | MEV RANGE | RUNAWAY ELECTRONS | NEUTRONS | CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS | ELEMENTARY PARTICLES | IONIZING RADIATIONS | NUCLEONS | ACCELERATION | ELECTRIC FIELDS | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY | ELECTRIC POTENTIAL | MASSLESS PARTICLES | COSMIC X-RAY SOURCES | ELECTROMAGNETIC RADIATION | COSMIC GAMMA BURSTS | PHOTONUCLEAR REACTIONS | SPECTRA | BARYONS | HADRONS

SPRITES | PHYSICS, MULTIDISCIPLINARY | MISSION | BURSTS | RUNAWAY BREAKDOWN | GENERATION | AIR | ASSOCIATION | DISCHARGES | ATMOSPHERIC ORIGIN | X RADIATION | COSMIC RAY SOURCES | COSMIC X-RAY BURSTS | ELECTRONS | GAMMA RADIATION | PHOTONS | ENERGY RANGE | FERMIONS | NUCLEAR REACTIONS | POTENTIALS | PRIMARY COSMIC RADIATION | BOSONS | COSMIC RADIATION | LEPTONS | ACCELERATORS | ELECTRIC DISCHARGES | RADIATIONS | MEV RANGE | RUNAWAY ELECTRONS | NEUTRONS | CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS | ELEMENTARY PARTICLES | IONIZING RADIATIONS | NUCLEONS | ACCELERATION | ELECTRIC FIELDS | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY | ELECTRIC POTENTIAL | MASSLESS PARTICLES | COSMIC X-RAY SOURCES | ELECTROMAGNETIC RADIATION | COSMIC GAMMA BURSTS | PHOTONUCLEAR REACTIONS | SPECTRA | BARYONS | HADRONS

Journal Article

12.
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Localization of massless Dirac particles via spatial modulations of the Fermi velocity

Journal of Physics Condensed Matter, ISSN 0953-8984, 07/2017, Volume 29, Issue 31, p. 315301

The electrons found in Dirac materials are notorious for being difficult to manipulate due to the Klein phenomenon and absence of backscattering. Here we...

exactly solvable models | Fermi velocity engineering | massless Dirac fermions | PHYSICS, CONDENSED MATTER | MODES | MAGNETIC-FIELDS | GRAPHENE QUANTUM DOTS | BARRIER | ELECTRONIC-STRUCTURE

exactly solvable models | Fermi velocity engineering | massless Dirac fermions | PHYSICS, CONDENSED MATTER | MODES | MAGNETIC-FIELDS | GRAPHENE QUANTUM DOTS | BARRIER | ELECTRONIC-STRUCTURE

Journal Article

13.
Full Text
Cell-Specific Radiosensitization by Gold Nanoparticles at Megavoltage Radiation Energies

International Journal of Radiation Oncology, Biology, Physics, ISSN 0360-3016, 2011, Volume 79, Issue 2, pp. 531 - 539

Purpose Gold nanoparticles (GNPs) have been shown to cause sensitization with kilovoltage (kV) radiation. Differences in the absorption coefficient between...

Radiology | Hematology, Oncology and Palliative Medicine | Radiosensitizers | DNA repair | Gold nanoparticles | Chemoradiation | Nanotechnology | CANCER-CELLS | HEAD | OXIDATIVE STRESS | DNA-DAMAGE | SIZE | BLEOMYCIN | LINES | ONCOLOGY | ENHANCEMENT | RADIOTHERAPY | RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING | Prostatic Neoplasms - metabolism | Prostatic Neoplasms - radiotherapy | Antibiotics, Antineoplastic - pharmacology | Radiotherapy, High-Energy - methods | Tumor Stem Cell Assay - methods | Humans | DNA Repair - radiation effects | Male | DNA Breaks, Double-Stranded | Breast Neoplasms - metabolism | Radiation Tolerance - radiation effects | Lysosomes - metabolism | Prostatic Neoplasms - genetics | Female | Lung - radiation effects | Lung - metabolism | Microscopy, Electron, Transmission | Cell Cycle - radiation effects | Metal Nanoparticles - therapeutic use | Radiation Dosage | Organ Specificity | Breast Neoplasms - drug therapy | Lysosomes - ultrastructure | Radiation Tolerance - drug effects | Breast Neoplasms - radiotherapy | Gold - pharmacokinetics | Breast Neoplasms - genetics | Cell Line, Tumor | Gold - therapeutic use | Bleomycin - pharmacology | DNA, Neoplasm - radiation effects | Nanoparticles | Research | Oncology, Experimental | Pharmacy | Radiation | Cancer | Index Medicus | GOLD | PARTICLES | ELECTRONS | PHOTONS | TRANSITION ELEMENTS | FERMIONS | MALE GENITALS | BOSONS | STRAND BREAKS | DNA DAMAGES | BIOLOGICAL RECOVERY | ELEMENTS | LEPTONS | LYSOSOMES | REPAIR | GLANDS | METALS | DRUGS | RADIOLOGY AND NUCLEAR MEDICINE | ANTI-INFECTIVE AGENTS | PROSTATE | ANTIBIOTICS | MAMMARY GLANDS | NEOPLASMS | RESPONSE MODIFYING FACTORS | ORGANIC COMPOUNDS | ANTIMITOTIC DRUGS | NANOSTRUCTURES | TOXICITY | ANTINEOPLASTIC DRUGS | ELEMENTARY PARTICLES | ORGANS | RADIATION, THERMAL, AND OTHER ENVIRONMENTAL POLLUTANT EFFECTS ON LIVING ORGANISMS AND BIOLOGICAL MATERIALS | DISEASES | MASSLESS PARTICLES | DNA REPAIR | RADIOSENSITIZERS | UPTAKE | BIOLOGICAL REPAIR | BODY

Radiology | Hematology, Oncology and Palliative Medicine | Radiosensitizers | DNA repair | Gold nanoparticles | Chemoradiation | Nanotechnology | CANCER-CELLS | HEAD | OXIDATIVE STRESS | DNA-DAMAGE | SIZE | BLEOMYCIN | LINES | ONCOLOGY | ENHANCEMENT | RADIOTHERAPY | RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING | Prostatic Neoplasms - metabolism | Prostatic Neoplasms - radiotherapy | Antibiotics, Antineoplastic - pharmacology | Radiotherapy, High-Energy - methods | Tumor Stem Cell Assay - methods | Humans | DNA Repair - radiation effects | Male | DNA Breaks, Double-Stranded | Breast Neoplasms - metabolism | Radiation Tolerance - radiation effects | Lysosomes - metabolism | Prostatic Neoplasms - genetics | Female | Lung - radiation effects | Lung - metabolism | Microscopy, Electron, Transmission | Cell Cycle - radiation effects | Metal Nanoparticles - therapeutic use | Radiation Dosage | Organ Specificity | Breast Neoplasms - drug therapy | Lysosomes - ultrastructure | Radiation Tolerance - drug effects | Breast Neoplasms - radiotherapy | Gold - pharmacokinetics | Breast Neoplasms - genetics | Cell Line, Tumor | Gold - therapeutic use | Bleomycin - pharmacology | DNA, Neoplasm - radiation effects | Nanoparticles | Research | Oncology, Experimental | Pharmacy | Radiation | Cancer | Index Medicus | GOLD | PARTICLES | ELECTRONS | PHOTONS | TRANSITION ELEMENTS | FERMIONS | MALE GENITALS | BOSONS | STRAND BREAKS | DNA DAMAGES | BIOLOGICAL RECOVERY | ELEMENTS | LEPTONS | LYSOSOMES | REPAIR | GLANDS | METALS | DRUGS | RADIOLOGY AND NUCLEAR MEDICINE | ANTI-INFECTIVE AGENTS | PROSTATE | ANTIBIOTICS | MAMMARY GLANDS | NEOPLASMS | RESPONSE MODIFYING FACTORS | ORGANIC COMPOUNDS | ANTIMITOTIC DRUGS | NANOSTRUCTURES | TOXICITY | ANTINEOPLASTIC DRUGS | ELEMENTARY PARTICLES | ORGANS | RADIATION, THERMAL, AND OTHER ENVIRONMENTAL POLLUTANT EFFECTS ON LIVING ORGANISMS AND BIOLOGICAL MATERIALS | DISEASES | MASSLESS PARTICLES | DNA REPAIR | RADIOSENSITIZERS | UPTAKE | BIOLOGICAL REPAIR | BODY

Journal Article