Controlling the optical absorption properties of d-FETs by means of contact voltage and hydrostatic pressure effects
Por:
Oubram, O., Navarro, O., Rodriguez-Vargas, I., Gaggero-Sager, L. M., Noverola, H. G.
Publicada:
1 ene 2019
Resumen:
The effects of contact voltage and hydrostatic pressure on subband structure and optical transitions in GaAs delta-Field Effect Transistor (d-FET) are theoretically studied. The electronic structure of d-FET under hydrostatic pressure is determined by solving the Schrödinger equation using a theoretical model at low pressure. It is found that the subband energies and intersubband optical absorption on d-FET are quite sensitive to the contact voltage and applied hydrostatic pressure. Wherein, a blue-shifting as hydrostatic pressure increases and a red-shifting as the contact potential increases, are shown. Our results could be important for infrared optical device applications and useful in the design of devices based on contact voltage and hydrostatic pressure-dependent optical processes. © 2017 Elsevier Ltd
Filiaciones:
Oubram, O.:
Facultad de Ciencias Químicas e Ingeniería, Universidad Autónoma del Estado de Morelos, Av. Universidad 1001 Col. Chamilpa, Cuernavaca, 62209, Mexico
Univ Autonoma Estado Morelos, Fac Ciencias Quim & Ingn, Ave Univ 1001 Col Chamilpa, Cuernavaca 62209, Morelos, Mexico
Navarro, O.:
Unidad Morelia del Instituto de Investigaciones en Materiales, Universidad Nacional Autónoma de México, Antigua Carretera a Pátzcuaro No. 8701 Col. Ex-Hacienda de San José de la Huerta, Morelia, 58190, Mexico
Univ Nacl Autonoma Mexico, Unidad Morelia Inst Invest Mat, Antigua Carretera Patzcuaro 8701 Col Ex Hacienda, Morelia 58190, Michoacan, Mexico
Rodriguez-Vargas, I.:
Unidad Académica de Física, Universidad Autónoma de Zacatecas, Calzada Solidaridad Esquina con Paseo la Bufa S/NZacatecas 98060, Mexico
Univ Autonoma Zacatecas, Unidad Acad Fis, Calzada Solidaridad Esquina Con Paseo Bufa S-N, Zacatecas 98060, Mexico
Gaggero-Sager, L. M.:
CIICAP-(IICBA), Universidad Autónoma del Estado de Morelos, Av. Universidad 1001 Col. Chamilpa, Cuernavaca, 62209, Mexico
Univ Autonoma Estado Morelos, CIICAP IICBA, Ave Univ 1001 Col Chamilpa, Cuernavaca 62209, Morelos, Mexico
Noverola, H. G.:
IICBA. Universidad Autónoma del Estado de Morelos, Av. Universidad 1001 Col. Chamilpa, Cuernavaca, 62209, Mexico
División Académica de Ingeniería y Arquitectura, Universidad Juárez Autónoma de Tabasco, Carretera Cunduacán-Jalpa de Méndez Km.1 Col. La Esmeralda, Cunduacán, Tabasco 86690, Mexico
Univ Autonoma Estado Morelos, IICBA, Ave Univ 1001 Col Chamilpa, Cuernavaca 62209, Morelos, Mexico
Univ Juarez Autonoma Tabasco, Div Acad Ingn & Arquitectura, Carretera Cunduacan Jalpa Mendez Km 1 Col La Esme, Cunduacan 86690, Tabasco, Mexico
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