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Matrix element (physics)

Known as: Matrix element 
In physics, particularly in quantum perturbation theory, the "matrix element" refers to the linear operator of a modified Hamiltonian using Dirac… 
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Related topics

Related topics

6 relations
Automatic calculation of particle interaction or decayPerturbation theory (quantum mechanics)Probability amplitudeQuantum state

Broader (2)

Perturbation theoryQuantum mechanics

Papers overview

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2011
2011
Search for Massive Neutrinos in the Decay $\pi \to e \nu$
Evidence of massive neutrinos in the pi -->e nu decay spectrum was sought with the background pi -->mu -->e decay chain highly… 
2008
2008
Phenomenological consequences of four zero neutrino Yukawa textures
Highly Cited
2007
Highly Cited
2007
Electronic and Optical Properties of ${\rm a}$- and ${\rm m}$-Plane Wurtzite InGaN–GaN Quantum Wells
Electronic and optical properties of a-(Phi = 0) and m-plane (Phi = pi/6) InGaN-GaN quantum-well (QW) structures are investigated… 
2007
2007
Pionic transitions from X(3872) to {chi}{sub cJ}
We consider transitions from the resonance X(3872) to the {chi}{sub cJ} states of charmonium with emission of one or two pions as… 
Highly Cited
2004
Highly Cited
2004
Efficient Inverse Auger Recombination at Threshold in CdSe Nanocrystals
We apply the semiempirical nonlocal pseudopotential method to the investigation of prospects for direct carrier multiplication… 
Highly Cited
1996
Highly Cited
1996
Molecular‐orbital decomposition of the ionization continuum for a diatomic molecule by angle‐ and energy‐resolved photoelectron spectroscopy. I. Formalism
A theoretical formalism is developed for the quantum‐state‐specific photoelectron angular distributions (PADs) from the direct… 
Highly Cited
1994
Highly Cited
1994
Eigenstate resolved infrared/infrared double resonance spectroscopy of the 3ν1 overtone band of 1‐propyne: Intramolecular vibrational energy redistribution into a Coriolis‐coupled bath
Sequential infrared/infrared double resonance excitation of an optothermally detected molecular beam has been used to obtain the… 
Highly Cited
1993
Highly Cited
1993
A determination of the CKM-matrix element ratio |Vts|/|Vcb| from the rareB-decaysB→K*+γ andB→Xs+γ
Implications of the recent CLEO observation [1] of the rare decay modeB→K*+γ having a combined branching ratio BR(B→K*+γ)=(4.5±1… 
Highly Cited
1991
Highly Cited
1991
The onset of intramolecular vibrational energy redistribution and its intermediate case: The ν1 and 2ν1 molecular beam, optothermal spectra of trifluoropropyne
Using the optothermal method for molecular beam, infrared spectroscopy, we have measured both the fundamental and first overtone… 
1974
1974
Changes in density of states caused by chemisorption, with implications for photoemission
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