Výsledky vyhledávání - "Mohamed Redha Lebbal"

All optical photonic crystal encoder based on nonlinear Kerr effect with ultrahigh contrast ratio and low threshold power

Autor: Mohamed Salah Bouaouina, Mohamed Redha Lebbal

Nowadays, miniaturized optical integrated circuits make a great evolution in optical microelectronics technology. In data processing chains, the need for an ultra-fast all-optical encoder is necessary for a large data transfer. In this work, we have

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::99208ff56535e0a0281b48a492f3170c
https://doi.org/10.21203/rs.3.rs-2748076/v1

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An Optical Logic Gate Based On 2-Dimensional Photonic Crystals with High Operating Contrast Ratio And Fast Response Time

Autor: ROUMAISSA DERDOUR, Mohamed Redha Lebbal, Souheil Mouetsi

An optimized all-optical "NAND" logic gate is studied analytically. The particular characteristic of this logic gate is that it is based on photonic crystals, it consists of a resonator coupled with two waveguides on a silicon substrate. The operatin

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a8d5610085e5c0028fc39e1ac498c627
https://doi.org/10.21203/rs.3.rs-2483216/v1

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Enhanced prompt trigger optical switching using nonlinear photonic crystal ring resonator for application on all-optical AND/NAND and OR/NOR logic function

Autor: Mohamed Bouchemat, Mohamed Salah Bouaouina, Mohamed Redha Lebbal, Touraya Bouchemat

Publikováno v: Frequenz. 76:145-155

Nowadays, the development of optical telecommunication systems requires more efficient all-optical elements appreciation to their high data transmission speeds and reduced electromagnetic interferences. In this work, our objective is to attest by sim

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d5070285473a132b94f55c0329e7fdd0
https://doi.org/10.1515/freq-2021-0110

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DEMUX with low crosstalk and compact channel drop filter based on photonics crystals ring resonator with high quality factor

Autor: Fateh Larioui, Mohamed Bouchemat, Mohamed Redha Lebbal, Touraya Bouchemat

Publikováno v: Frequenz. 75:561-568

The optical components based on photonic crystal had a wide range of applications fields these last years. In this work, we propose a configuration of photonic crystal structure of Channel Drop Filter (CDF). The proposed filter study by finite differ

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::09eee8cef85f3353d34126391db02201
https://doi.org/10.1515/freq-2020-0217

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Power splitter and TE-TM polarization separator based on magneto-photonic crystal fiber

Autor: Mohamed Bouchemat, F. Kerrour, Mohamed Redha Lebbal, Touraya Bouchemat, Fateh Larioui

Publikováno v: Phosphorus, Sulfur, and Silicon and the Related Elements. 195:924-929

Specifically, this work aims to achieve a power splitter and polarization separator of a guided light, basing on magnetic properties such as gyrotropy, mode coupling and optimization of geometric p...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::16e252ce0edd756ab32a2d8d81166d96
https://doi.org/10.1080/10426507.2020.1804163

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High contrast ratio for full-designs optical logic gates based on photonic crystal ring resonator

Autor: Mohamed Bouchemat, Mohamed Salah Bouaouina, Touraya Bouchemat, Mohamed Redha Lebbal

Publikováno v: Frequenz. 74:277-285

The all-optical logic gates have become an important key enabling in optical integrated circuits and find applications in optical networks. In this paper, we introduce new complete series of optical logic gates using photonic crystals. These designs

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::19b24401380524720edd7f1ddd985039
https://doi.org/10.1515/freq-2020-0011

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A novel connected structure of all-optical high speed and ultra-compact photonic crystal OR logic gate

Autor: Roumaissa Derdour, Mohamed Redha Lebbal, Souheil Mouetsi, Abdesselam Hocini

Publikováno v: Journal of Optical Communications.

A new connected structure of an all-optical “OR” logic gate realized with photonic crystals is proposed in this study. The structure is based on coupling the input guides with two microcavities; the unit cell of the structure is designed to achie

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::16d3470a1308e44f5e86742f885d1310
https://doi.org/10.1515/joc-2021-0152

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