Search Results - "Martinez, Omar S."

Physical properties of the CNT:TiO2 thin films prepared by sol–gel dip coating by Morales, Erik R., Mathews, N.R., Reyes-Coronado, David, Magaña, Carlos R., Acosta, Dwight R., Alonso-Nunez, G., Martinez, Omar S., Mathew, Xavier

“…► CNT incorporated TiO2 thin films were synthesized by sol-gel dip coating method. ► HRTEM analysis confirmed that the CNTs are embedded in the matrix of TiO2…”
Get full text

CdS thin film post-annealing and Te–S interdiffusion in a CdTe/CdS solar cell by Mathew, Xavier, Cruz, Jose S., Coronado, David R., Millán, Aduljay R., Segura, Gildardo C., Morales, Erik R., Martínez, Omar S., Garcia, Christian C., Landa, Eduardo P.

“…► Role of oxygen in the grain boundary passivation in CdS thin films is investigated. ► Shift in long wavelength QE edge is a clear indication of the formation…”
Get full text

Photovoltaic performance of a Cd1−xMgxTe/CdS top-cell structure by Martinez, Omar S., Regalado-Pérez, E., Mathews, N.R., Morales, Erik R., Reyes-Coronado, David, Galvez, Geovanni Hernández, Mathew, Xavier

“…In this paper we report the progress in developing a wide band gap alloy material based on CdTe to use as the top-cell absorber in tandem solar cells. High…”
Get full text

Enhancement of optoelectronic properties of TiO2 films containing Pt nanoparticles by Pérez-Jiménez, Limny Esther, Solis-Cortazar, Juan Carlos, Rojas-Blanco, Lizeth, Perez-Hernandez, Germán, Martinez, Omar S., Palomera, Roger C., Paraguay-Delgado, F., Zamudio-Torres, I., Morales, Erik R.

“…Anatase TiO2 and TiO2 films containing Pt nanoparticles were prepared by sol–gel dip coating method and characterized by X-ray diffraction (XRD), atomic force…”
Get full text

Development and studies of Cd1−xMgxTe thin films with varying band gaps to understand the Mg incorporation and the related material properties by Palomera, Roger C., Martínez, Omar S., Pantoja-Enriquez, J., Mathews, N.R., Reyes-Banda, Martín G., Krishnan, B., Mathew, X.

“…•Cd1−xMgxTe films with band gap in the range 1.47–2.41eV is obtained.•Cd substitution by Mg was confirmed with SIMS and XPS analysis.•Cd1−xMgxTe films…”
Get full text

Corrigendum to “CuSbS2 thin films by heat treatment of thermally evaporated Sb2S3/CuS stack: Effect of [Cu]/[Sb] ratio on the physical properties of the films” [Vacuum 204 (2022) 111355] by Marquina, R.G. Sotelo, Sanchez, T.G., Regalado-Perez, E., Pantoja-Enriquez, J., Mathews, N.R., Martinez, Omar S., Mathew, X.

Get full text

CuSbS2 thin films by heat treatment of thermally evaporated Sb2S3/CuS stack: Effect of [Cu]/[Sb] ratio on the physical properties of the films by Sotelo Marquina, R.G., Sanchez, T.G., Regalado-Perez, E., Pantoja-Enriquez, J., Mathews, N.R., Martinez, Omar S., Mathew, X.

“…We report the experimental development and theoretical evaluation of single-phase CuSbS2 thin films with the purpose of studying a material with potential…”
Get full text

Study of the Mg incorporation in CdTe for developing wide band gap Cd1−xMgxTe thin films for possible use as top-cell absorber in a tandem solar cell by Martínez, Omar S., Millán, Aduljay Remolina, Huerta, L., Santana, G., Mathews, N.R., Ramon-Garcia, M.L., Morales, Erik R., Mathew, X.

“…► Thin films of Cd1−xMgxTe with high spatial uniformity and band gap in the range of 1.6–1.96eV were deposited by vacuum co-evaporation of CdTe and Mg. ►…”
Get full text

Photovoltaic performance of a Cd 1−x Mg x Te/CdS top-cell structure by Martinez, Omar S., Regalado-Pérez, E., Mathews, N.R., Morales, Erik R., Reyes-Coronado, David, Galvez, Geovanni Hernández, Mathew, Xavier

Get full text

Physical properties of the CNT:TiO^sub 2^ thin films prepared by sol-gel dip coating by Morales, Erik R, Mathews, NR, Reyes-Coronado, David, Magaña, Carlos R, Acosta, Dwight R, Alonso-Nunez, G, Martinez, Omar S, Mathew, Xavier

“…Uniform and highly adherent thin films of ... were synthesized by sol-gel dip coating method. Both ... and ... films showed very identical structural…”
Get full text

Development and studies of Cd^sub 1−x^Mg^sub x^Te thin films with varying band gaps to understand the Mg incorporation and the related material properties by Palomera, Roger C, Martínez, Omar S, Pantoja-Enriquez, J, Mathews, NR, Reyes-Banda, Martín G, Krishnan, B, Mathew, X

“…In this paper we report a systematic work involving the development of Cd1−xMgxTe thin films by co-evaporation of CdTe and Mg. The evaporation rate of both…”
Get full text

Development of wide band gap Cd1-XMgXTe/CdS top cells for tandem devices by Martinez, Omar S., Palomera, Roger C., Enriquez, Joel P., Alonso, Claudia M., Xiangxin Liu, Mathews, Nini R., Mathew, Xavier, Compaan, Alvin D.

“…In order to achieve advances in CdTe technology, we are continuing our efforts in developing wide band gap ternary alloy films based on CdTe. This approach…”
Get full text