Search Results - "Doka, S. Y."

A new analytical modeling method for photovoltaic solar cells based on derivative power function by Zieba Falama, R, Dadjé, A, Djongyang, N, Doka, SY

“…This paper presents a simple method of optimizing the photovoltaic (PV) generator based on the one diode electrical model. The method consists in solving a…”
Get full text

Exact Solutions of the KdV Equation with Dual-Power Law Nonlinearity by Urbain, Fibay, Kudryashov, N. A., Tala-Tebue, E., Hubert, Malwe Boudoue, Doka, S. Y., Crepin, Kofane Timoleon

“…In this paper, we investigate the KdV equation with dual-power law nonlinearity. As a result, we have obtained general exact travelling wave soliton solutions…”
Get full text

Impact of high electric field on the detailed balance limit of efficiency of solar cells by Falama, R. Zieba, Welaji, F. Ngangoum, Dountio, E. Guemene, Doka, S. Y., Kofane, T. C.

“…This paper presents a theoretical model showing the effect of impact ionization on the efficiency of a solar cell. An electric field is applied to a silicon…”
Get full text

Effects of fourth-order dispersion on modulational instability in metamaterials with exponential saturable nonlinearity and self-steepening coefficients by Aboukar, Aboubakar, A. D., Mohammadou, S., Alim, Abdoulkary, S., Mohamadou, A., Doka, S. Y.

“…We studied the modulational instability in negative index materials with higher-order effects. An expression for the instability gain is derived through the…”
Get full text

Synthetic magnetism for solitons in optomechanical array by Djorwé, P, Alphonse, H, Abbagari, S, Doka, S. Y, Engo, S. G. Nana

“…We propose a synthetic magnetism to generate and to control solitonic waves in $\rm{1D}-$optomechanical array. Each optomechanical cavity in the array couples…”
Get full text

A novel technique for improving the efficiency of a photovoltaic solar cell based on the band-trap impact ionization phenomenon by Mibaile, J, Djongyang, N, Doka, SY, Zieba Falama, R

“…In this paper, we consider a photovoltaic silicon solar cell in which the charge carriers are moved solitary. To evaluate the number of charge carriers in the…”
Get full text

Analysis of wind speed data and wind energy potential in Faya-Largeau, Chad, using Weibull distribution by Soulouknga, M.H., Doka, S.Y., N.Revanna, N.Djongyang, T.C.Kofane

“…In this work, we aimed at analyzing the wind speed of Faya-Largeau and making decisions of the cost effective wind turbine for the said zone. The…”
Get full text

Synthetic magnetism for solitons in optomechanical array by Djorwé, P., Alphonse, H., Abbagari, S., Doka, S.Y., Engo, S.G. Nana

“…Discrete optical and mechanical solitonic waves are widely used for photonic/phononic information processing. Here we propose a synthetic magnetism to generate…”
Get full text

Chirped solitons in negative index materials generated by Kerr nonlinearity by Houwe, A., Inc, Mustafa, Doka, S.Y., Akinlar, M.A., Baleanu, D.

“…•A novel analytical method is presented.•Different chirped optical solitons are retrieved.•Some simulations are given for the different fractional order. In…”
Get full text