搜索结果: 46-60 共查到“知识库 高能物理学”相关记录3205条 . 查询时间(6.328 秒)
Harmonic lasing in a free electron laser with a planar undulator (under the condition that the fundamental frequency is suppressed) might be a cheap and efficient way of extension of wavelength ranges...
Canonical (and non-canonical) Transformations: A Differential Approach
Canonical (and non-canonical) Transformations Differential Approach Accelerator Physics
2012/5/31
The traditional method of teaching canonical transformations involves the introduction of generating functions of various types. This method obscures the underlying structure of the Hamiltonian least-...
Hydrostatic Level Sensors as High Precision Ground Motion Instrumentation for Tevatron and Other Energy Frontier Accelerators
Accelerator applications Accelerator modeling and simulations Instrumentation for particle accelerators and storage rings
2012/5/29
Particle accelerators pushed the limits of our knowledge in search of the answers to most fundamental questions about micro-world and our Universe. In these pursuits, accelerators progressed to higher...
Stability of non-linear integrable accelerator
Stability of non-linear integrable accelerator Accelerator Physics
2012/5/29
The stability of non-linear Integrable Optics Test Accelerator (IOTA) model was tested. The area of the stable region in transverse coordinates and the maximum attainable tune spread were found as a f...
Project X with Rapid Cycling and Dual Storage Superconducting Synchrotrons
Project X Rapid Cycling Dual Storage Superconducting Synchrotrons Accelerator Physics
2012/5/29
Investigation of neutrino oscillations and rare meson decays are main physics goals of Project X. The successful physics outcome relies on the feasibility of high-intensity neutrino and meson (K+ and ...
Multi bunch GMMA Ray generation experiment at ATF
Multi bunch GMMA Ray generation experiment ATF Instrumentation and Detectors
2012/5/29
We construct a new detector to monitor $\gamma$ yields in bunch by bunch basis for the Laser Compton experiment at the KEK ATF which is capable to separate $\gamma$ rays in 5.6ns-spacing multi-bunch o...
Single-shot electro-optic sampling of coherent transition radiation at the A0 Photoinjector
Single-shot electro-optic sampling coherent transition radiation the A0 Photoinjector Accelerator Physics
2012/5/28
Future collider applications and present high-gradient laser plasma wakefield accelerators operating with picosecond bunch durations place a higher demand on the time resolution of bunch distribution ...
For almost a quarter of a century, the Tevatron proton-antiproton collider was the centerpiece of the world's high energy physics program - beginning operation in December of 1985 until it was overtak...
Tevatron Beam Halo Collimation System: Design, Operational Experience and New Methods
Accelerator Subsystems and Technologies bent crystal collimation hollow electron beam collimation Accelerator Physics
2012/5/17
Collimation of proton and antiproton beams in the Tevatron collider is required to protect CDF and D0 detectors and minimize their background rates, to keep irradiation of superconducting magnets unde...
Superluminal Spin-1/2 Particles are Left-Handed: From the Gordon Decomposition to the Suppression of Right-Handed States
Superluminal Spin-1/2 Particles Gordon Decomposition Suppression of Right-Handed States High Energy Physics Phenomenology
2012/5/17
Superluminal spin-1/2 particles are analyzed under the assumption that the equation of motion is compatible with Lorentz invariance (tachyonic particles). It is found that tachyonic spin-1/2 particles...
Shielding Experiments Under JASMIN Collaboration at Fermilab(III) - Measurement of High-Energy Neutrons Penetrating a Thick Iron Shield from the Antiproton Production Target by AU Activation Method
JASMIN Collaboration High-Energy Neutrons Thick Iron AU Activation Method
2012/5/17
In an antiproton production (Pbar) target station of the Fermi National Accelerator Laboratory (FNAL), the secondary particles produced by bombarding a target with 120-GeV protons are shielded by a th...
Calculation of Residual Dose Around Small Objects Using Mu2e Target as an Example
Accelerator Physics Residual Dose Mu2e Target
2012/5/17
The MARS15 code provides contact residual dose rates for relatively large accelerator and experimental components for predefined irradiation and cooling times. The dose rate at particular distances fr...
Tachyonic Field Theory and Neutrino Mass Running
Tachyonic Field Theory Neutrino Mass Running High Energy Physics Phenomenology
2012/5/17
In this paper three things are done. (i) We investigate the analogues of Cerenkov radiation for the decay of a superluminal neutrino and calculate the Cerenkov angles for the emission of a photon thro...
Muon Collider: Plans, Progress and Challenges
Muon Collider Plans Progress and Challenges Accelerator Physics
2012/4/27
We in the physics community expect the LHC to uncover new physics in the next few years. The character and energy scale of the new physics remain unclear, but it is likely that data from the LHC will ...
Low-Background Monitoring Cameras for the Daya Bay Antineutrino Detectors
Detector control systems Detector design construction technologies Liquid detectors
2012/4/27
The Daya Bay Reactor Neutrino Experiment is designed to measure the neutrino mixing angle theta13 to world-leading precision. The experiment deploys identical antineutrino detectors at distances of 40...