Non-Relativistic Propagators via Schwinger´s Method
Fuente:
Redalyc
Salvato in:
| Autore principale: | |
|---|---|
| Natura: | Artículo científico |
| Lingua: | en |
| Pubblicazione: |
Sociedade Brasileira de Física
2007
|
| Soggetti: | |
| Accesso online: | |
| Tags: |
Aggiungi Tag
Nessun Tag, puoi essere il primo ad aggiungerne!!
|
| _version_ | 1876466639158902784 |
|---|---|
| author | A. Aragão |
| author_facet | A. Aragão |
| contents | Non-Relativistic Propagators via Schwinger´s Method A. Aragão H. Boschi C. Farina F. A. Barone Física, Astronomía y Matemáticas Magnetic Field Schwingers method Feynman Propagator Harmonic Oscillator In order to popularize the so called Schwingers method we reconsider the Feynman propagator of two nonrelativisticsystems: a charged particle in a uniform magnetic field and a charged harmonic oscillator in a uniformmagnetic field. Instead of solving the Heisenberg equations for the position and the canonical momentumoperators, R and P, we apply this method by solving the Heisenberg equations for the gauge invariant operatorsR and p = P¡eA, the latter being the mechanical momentum operator. In our procedure we avoid fixing thegauge from the beginning and the result thus obtained shows explicitly the gauge dependence of the Feynmanpropagator 2007 artículo científico 0103-9733 https://www.redalyc.org/articulo.oa?id=46437811 en http://www.redalyc.org/revista.oa?id=464 Brazilian Journal of Physics application/pdf Sociedade Brasileira de Física Brazilian Journal of Physics (Brasil) Num.4 Vol.37 |
| format | Artículo científico |
| id | redalyc_46437811 |
| institution | Redalyc |
| language | en |
| publishDate | 2007 |
| publisher | Sociedade Brasileira de Física |
| spellingShingle | Non-Relativistic Propagators via Schwinger´s Method A. Aragão Física, Astronomía y Matemáticas Magnetic Field Schwingers method Feynman Propagator Harmonic Oscillator Non-Relativistic Propagators via Schwinger´s Method A. Aragão H. Boschi C. Farina F. A. Barone Física, Astronomía y Matemáticas Magnetic Field Schwingers method Feynman Propagator Harmonic Oscillator In order to popularize the so called Schwingers method we reconsider the Feynman propagator of two nonrelativisticsystems: a charged particle in a uniform magnetic field and a charged harmonic oscillator in a uniformmagnetic field. Instead of solving the Heisenberg equations for the position and the canonical momentumoperators, R and P, we apply this method by solving the Heisenberg equations for the gauge invariant operatorsR and p = P¡eA, the latter being the mechanical momentum operator. In our procedure we avoid fixing thegauge from the beginning and the result thus obtained shows explicitly the gauge dependence of the Feynmanpropagator 2007 artículo científico 0103-9733 https://www.redalyc.org/articulo.oa?id=46437811 en http://www.redalyc.org/revista.oa?id=464 Brazilian Journal of Physics application/pdf Sociedade Brasileira de Física Brazilian Journal of Physics (Brasil) Num.4 Vol.37 |
| title | Non-Relativistic Propagators via Schwinger´s Method |
| topic | Física, Astronomía y Matemáticas Magnetic Field Schwingers method Feynman Propagator Harmonic Oscillator |
| url | https://www.redalyc.org/articulo.oa?id=46437811 |