Time in physics

Results: 997



#Item
601Operator product expansion / Quartic interaction / Feynman diagram / Matrix / Physics / Quantum field theory / Particle physics

Week 4 (due April[removed]Consider free scalar theory in four dimensions with zero mass. This theory is scale-invariant. Assume the space-time has Euclidean metric (i.e. we already performed Wick rotation). (a) Compute th

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Source URL: www.theory.caltech.edu

Language: English - Date: 2014-04-25 13:02:59
602Non-Newtonian fluids / Continuum mechanics / Deformation / Elasticity / Viscoelasticity / Creep / Time–temperature superposition / Spring / Relaxation / Materials science / Physics / Mechanics

Viscoelastic Effects in Tape-Springs Kawai Kwok∗ and Sergio Pellegrino† California Institute of Technology, Pasadena, CA[removed]Following recent interest in constructing large self-deployable structures made of reinf

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Source URL: www.pellegrino.caltech.edu

Language: English - Date: 2011-03-23 17:21:22
603Statistics / Thermodynamics / Physics / Paleoclimatology / Temperature / Temperature record / Cointegration / Unit root / Econometrics / Time series analysis / Climate history

GLOBAL BIOGEOCHEMICAL CYCLES, VOL. 18, GB3021, doi:[removed]2004GB002249, 2004 Thresholds for warming-induced growth decline at elevational tree line in the Yukon Territory, Canada Rosanne D. D’Arrigo,1 Robert K. Kaufm

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Source URL: cybele.bu.edu

Language: English - Date: 2004-10-28 10:24:37
604Physics / Baryons / Neutron

Time of flight (TOF) spectroscopy How time of flight spectroscopy works • in principle • in practice (at the NCNR) Trading intensity for resolution

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Source URL: www.ncnr.nist.gov

Language: English - Date: 2002-06-27 17:06:11
605Noise / Filter theory / Digital signal processing / Oscillators / Accelerometers / Filter / Signal-to-noise ratio / Adaptive filter / Laser / Physics / Electronics / Technology

Measurement and real-time cancellation of vibration-induced phase noise in a cavity-stabilized laser Michael J. Thorpe,* David R. Leibrandt, Tara M. Fortier, and Till Rosenband National Institute of Standards and Technol

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Source URL: tf.boulder.nist.gov

Language: English - Date: 2010-11-03 17:14:27
606Prediction / Seismic hazard / Seismic risk / Earthquake / Geology / Physics / Time / Earthquakes / Seismology / Earthquake prediction

Minutes of the ASC Business Meeting in Sapporo A Business Meeting of the IASPEI Asian Seismological Commission was held on 4 July, 2003 during the IUGG2003 General Assembly in Sapporo, Japan. Twenty-five participants fro

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Source URL: www.iaspei.org

Language: English - Date: 2011-02-15 11:20:50
607Quantum cryptography / Quantum information science / Quantum key distribution / Dead time / Photon / Markov chain / Physics / Nuclear physics / Cryptography

New Journal of Physics The open–access journal for physics Detector dead-time effects and paralyzability in high-speed quantum key distribution Daniel J Rogers1,3 , Joshua C Bienfang1 , Anastase Nakassis2 ,

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Source URL: w3.antd.nist.gov

Language: English - Date: 2007-12-10 19:15:45
608Fiber-optic communications / Scattering / Raman scattering / Raman spectroscopy / Single-molecule experiment / Molecule / Laser / Photon / Coherent anti-Stokes Raman spectroscopy / Physics / Optics / Spectroscopy

Vibrational motion of a single molecule measured in real time

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Source URL: phys.org

Language: English - Date: 2014-11-27 07:20:41
609Atmosphere / Optical materials / Physics / Jicamarca Radio Observatory / Ionosphere / Guiding center / Equatorial electrojet / Normal distribution / Autoregressive conditional heteroskedasticity / Statistics / Plasma physics / Time series analysis

1 2 A quiet-time empirical model of equatorial plasma drift in the Peruvian sector

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Source URL: info.geomag.org

Language: English - Date: 2008-10-03 01:00:55
610Medical physics / Radiography / X-ray computed tomography / Iodine / Acetanilides / Diatrizoic acid / Medical imaging / Lower gastrointestinal series / X-ray / Medicine / Chemistry / Radiology

Diagnostic Imaging Department PREPARATION FOR CT BODY SCAN Computerized Tomography - A CT or CAT Scan examination may be of any area of the body. The examination will vary in the length of time necessary depending on the

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Source URL: www.cdha.nshealth.ca

Language: English - Date: 2014-11-27 18:46:58
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