Time in physics

Results: 997



#Item
611Wind tunnel / Technology / Time / Physics / Aerodynamics / Supersonic transport / Flutter

Biographical Sketch for Herman L. Bohon Mr. Bohon entered service with NASA at Langley in 1959 in the Structures Research Division.

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Source URL: crgis.ndc.nasa.gov

Language: English - Date: 2014-04-30 13:19:31
612Measurement / Sine wave / Trigonometry / Waves / Amplitude / Phase / Harmonic series / Harmonics / Waveform / Wave mechanics / Physics / Physical quantities

Microphone Cables What Is Phase Shift? (part 1) Phase shift is a term describing the displacement of two signals in time.  When we described the two sides of a balanced line as being of opposite polarity, we could have

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Source URL: www.procosound.com

Language: English - Date: 2011-06-27 13:41:35
613Spinor / Representation theory / Wave function / Lorentz transformation / Galilean transformation / Operator / Wightman axioms / Physics / Quantum mechanics / Schrödinger equation

Week 1 (due Jan[removed]20pts) Consider Lorenz group in three-dimensional space-time (i.e. one timelike direction, two spacelike directions). Show that the group is three-dimensional. Construct a 2-1 homomorphism from S

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Source URL: www.theory.caltech.edu

Language: English - Date: 2014-01-09 14:31:26
614Physics / Dimension / Globe / Time / Measurement

Defending The Globe One of the things I like to do with courses is spend some time working with a globe. Unfortunately, I often wander the college and university campus and see many a globe, collecting dust in a neglecte

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Source URL: www.gislis.org

Language: English - Date: 2011-08-12 16:01:23
615Particle physics / Theoretical physics / Dark matter / Weakly interacting massive particles / Matter / Electron / DAMA/LIBRA / Dark Matter Time Projection Chamber / The Dark Energy Survey / Physics / Astroparticle physics / Exotic matter

Experiment Profile: DAMIC NAME: Dark Matter In CCDs, or DAMIC The ORIGIN OF THE NAME: DAMIC searches for dark matter using Charge Coupled Devices. These digital chips register light that gets converted into a digital val

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Source URL: www.fnal.gov

Language: English - Date: 2010-10-27 17:00:42
616Feynman diagram / Renormalization / Spinor / Chern–Simons theory / Fermionic field / Physics / Quantum field theory / Lagrangian

Week 8 (due March[removed]Consider a fermionic spinor field in two space-time dimensions. In two dimensions one can take γ 0 = σ 1 , γ 1 = iσ 2 , where σ k is a Pauli matrix. Therefore the Dirac spinor has only two co

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Source URL: www.theory.caltech.edu

Language: English - Date: 2010-02-27 16:09:06
617Nuclear physics / Optics / Electron / Leptons / Gamma ray / Photon / Physics / Quantum electrodynamics / Spintronics

Cooling on photons with dimensionless energy ε=10-4 .Upper panel: the steady state electron distribution in a source with escape time tesc. Note the expected cooling break by one at ~ γ=100. The electron distribution e

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Source URL: fermi.gsfc.nasa.gov

Language: English - Date: 2012-06-26 15:30:22
618Science education / Technology / Massachusetts Institute of Technology / Leon M. Lederman / Actua / National Science Board / Science / Physics / National Science Foundation

A Watershed Moment The First National Conference on Science and Technology in Out-of-School Time September 17-19, 2008

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Source URL: www.mainechildcare.org

Language: English - Date: 2009-12-01 15:20:31
619Physical quantities / Mass / Motion / Momentum / Velocity / Faster-than-light / Mass in special relativity / Time dilation / Force / Physics / Special relativity / Classical mechanics

1 Speed of light is the maximal possible speed We saw that the length of a moving object shrinks. If its length at rest was l0 , then when it is moving with velocity v its length becomes

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Source URL: www.theory.caltech.edu

Language: English - Date: 2009-03-01 17:27:40
620Bosons / Optics / Photons / Jesus / Electromagnetic radiation / Salt / Transparency and translucency / Light / Historical Jesus / Religion / Physics / Belief

Homily – 5th Ordinary Sunday (A) Mt. 5: 13-16 Two years ago, I spent 3½ months in Italy on a course for trainee Novice-masters and Novice-mistresses. Much of the “relaxation time” during the course, especially aft

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Source URL: www.st-benets.ox.ac.uk

Language: English - Date: 2014-02-24 06:32:58
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