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Physica E: Low-Dimensional Systems and Nanostructures(2)
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Electronic and intraband optical properties of single quantum rings under intense laser field radiation
ArticleAbstract: The influence of an intense laser field on one-electron states and intraband optical absorption coefPalabras claves:Autores:Baghramyan H.M., Barseghyan M.G., David Laroze, Kirakosyan A.A., Radu A.Fuentes:scopusElectronic structure of vertically coupled quantum dot-ring heterostructures under applied electromagnetic probes. A finite-element approach
ArticleAbstract: We theoretically investigate the electron and hole states in a semiconductor quantum dot-quantum rinPalabras claves:Autores:David Laroze, Duque C.A., Heyn C., Hieu N.N., Mora-Ramos M.E., Morales A.L., Ojeda J.H., Phuc H.V., Radu A., Restrepo R.L., Tulupenko V., Vinasco J.A.Fuentes:scopusExciton states in conical quantum dots under applied electric and magnetic fields
ArticleAbstract: Using the effective mass and parabolic band approximations, and the finite element method, we calculPalabras claves:Cone-shaped quantum dot, Coulomb energy, Electric and magnetic field, Exciton lifetime, Exciton states, Quantum ringsAutores:David Laroze, Duque C.A., Heyn C., Hieu N.N., Mora-Ramos M.E., Morales A.L., Ojeda J.H., Phuc H.V., Radu A., Restrepo R.L., Tulupenko V., Vinasco J.A.Fuentes:scopusOptical properties and conductivity of biased GaAs quantum dots
ArticleAbstract: We report the intraband optical absorption influence on the tunneling currents in biased gallium arsPalabras claves:absorption coefficient, Electrical conductivity, Intraband transitions, quantum dots, Tunnel effectAutores:Aqiqi S., David Laroze, Duque C.A., Gil-Corrales J.A., Morales A.L., Radu A., Vinasco J.A.Fuentes:scopusLaser driven impurity states in two-dimensional quantum dots and quantum rings
ArticleAbstract: The hydrogenic donor impurity states in two-dimensional GaAs/Ga0.7Al0.3As quantum dot and quantum riPalabras claves:Donor impurity, Exact diagonalization technique, Laser field, quantum dots, Quantum ringsAutores:Barseghyan M.G., David Laroze, Kirakosyan A.A., Radu A.Fuentes:scopusTunneling influence on the intersubband optical absorption coefficient and refraction index in biased GaAs/AlGaAs quantum well wires
ArticleAbstract: We investigate the tunnel effect influence on the intersubband optical absorption and refraction inPalabras claves:absorption coefficient, electric field, Intersubband transition, Quantum well wire, Refraction index, SEMICONDUCTOR, Tunnel effectAutores:Aqiqi S., David Laroze, Duque C.A., Radu A., Vinasco J.A.Fuentes:scopusShallow donor impurity states with excitonic contribution in GaAs/AlGaAs and CdTe/CdSe truncated conical quantum dots under applied magnetic field
ArticleAbstract: Using the effective mass approximation in a parabolic two-band model, we studied the effects of thePalabras claves:Applied magnetic field, Donor-impurity states, Exciton states, Truncated conical quantum dots, Type II quantum dotsAutores:David Laroze, Duque C.A., Gil-Corrales J.A., Kasapoglu E., Morales A.L., Pulgar-Velásquez L., Radu A., Restrepo R.L., Sierra-Ortega J., Vinasco J.A.Fuentes:scopusRevisiting the adiabatic approximation for bound states calculation in axisymmetric and asymmetrical quantum structures
ArticleAbstract: The Schrödinger equation in the effective mass approximation is commonly used to calculate the electPalabras claves:Adiabatic approximation, Excited levels, Finite Element Method, quantum dots, Quantum rings, symmetryAutores:David Laroze, Duque C.A., Feddi E.M., Mora-Ramos M.E., Morales A.L., Radu A., Restrepo R.L., Tiutiunnyk A., Vinasco J.A.Fuentes:scopusPyramidal core-shell quantum dot under applied electric and magnetic fields
ArticleAbstract: We have theoretically investigated the electronic states in a core/shell pyramidal quantum dot withPalabras claves:Autores:Caicedo-Paredes D., David Laroze, Duque C.A., Hieu N.N., Martínez-Orozco J.C., Mora-Ramos M.E., Morales A.L., Osorio J.A., Phuc H.V., Radu A., Restrepo R.L., Tiutiunnyk A., Vinasco J.A.Fuentes:scopusThe effects of the intense laser and homogeneous electric fields on the electronic and intraband optical properties of a GaAs/Ga<inf>0.7</inf>Al<inf>0.3</inf>As quantum ring
ArticleAbstract: The simultaneous influences of an intense laser field and static electric field on one-electron statPalabras claves:electric field, Laser field, Quantum ringAutores:Barseghyan M.G., David Laroze, Kirakosyan A.A., Radu A.Fuentes:scopus