{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,1]],"date-time":"2026-04-01T13:44:36Z","timestamp":1775051076039,"version":"3.50.1"},"reference-count":56,"publisher":"AIP Publishing","issue":"8","content-domain":{"domain":["pubs.aip.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2007,8,1]]},"abstract":"<jats:p>By using a quantum hydrodynamic model, the amplitude modulation of electron plasma oscillations (EPOs) in an unmagnetized dense electron-hole (e-h) quantum plasma is investigated. The standard reductive perturbation technique is used to derive one-dimensional nonlinear Schr\u00f6dinger equation for the modulated EPO wave packet. The effects of the quantum diffraction, charged dust impurities and the effective e-h mass ratio on the propagation of linear dispersive EPOs, as well as on the modulational stability\/instability of finite amplitude EPOs are examined. It is found that these parameters significantly affect the propagation of the EPOs as well as the nonlinear stability\/instability domain of the wave vector, quite distinct from the classical and quantum electron-ion or electron-positron plasmas. The relevance of our investigation to semiconductor plasmas is discussed.<\/jats:p>","DOI":"10.1063\/1.2753586","type":"journal-article","created":{"date-parts":[[2007,8,27]],"date-time":"2007-08-27T22:12:50Z","timestamp":1188252770000},"update-policy":"https:\/\/doi.org\/10.1063\/aip-crossmark-policy-page","source":"Crossref","is-referenced-by-count":20,"title":["Amplitude modulation of electron plasma oscillations in a dense electron-hole plasma"],"prefix":"10.1063","volume":"14","author":[{"given":"Amar P.","family":"Misra","sequence":"first","affiliation":[{"name":"Visva-Bharati University Department of Mathematics, Siksha Bhavana, Santiniketan-731 235, India"}]},{"given":"P. K.","family":"Shukla","sequence":"additional","affiliation":[{"name":"Ruhr-Universit\u00e4t Bochum Institut f\u00fcr Theoretische Physik IV and Centre for Plasma Science and Astrophysics, Fakult\u00e4t f\u00fcr Physik and Astronomie, , D-44780 Bochum, Germany and School of Physics, , 4000 Durban, South Africa"},{"name":"University of KwaZulu-Natal Institut f\u00fcr Theoretische Physik IV and Centre for Plasma Science and Astrophysics, Fakult\u00e4t f\u00fcr Physik and Astronomie, , D-44780 Bochum, Germany and School of Physics, , 4000 Durban, South Africa"}]}],"member":"317","published-online":{"date-parts":[[2007,8,27]]},"reference":[{"key":"2023062219573216600_c1a","doi-asserted-by":"publisher","first-page":"3842","DOI":"10.1063\/1.1386430","volume":"8","year":"2001","journal-title":"Phys. Plasmas"},{"key":"2023062219573216600_c1b","doi-asserted-by":"publisher","first-page":"2544","DOI":"10.1063\/1.1362533","volume":"8","year":"2001","journal-title":"Phys. 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