Search Results - "Asadchy, Viktar S."

Tutorial on Electromagnetic Nonreciprocity and its Origins by Asadchy, Viktar S., Mirmoosa, Mohammad Sajjad, Diaz-Rubio, Ana, Fan, Shanhui, Tretyakov, Sergei A.

“…This tutorial provides an intuitive and concrete description of the phenomena of electromagnetic nonreciprocity that will be useful for readers with…”
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Bianisotropic metasurfaces: physics and applications by Asadchy, Viktar S., Díaz-Rubio, Ana, Tretyakov, Sergei A.

“…Metasurfaces as optically thin composite layers can be modeled as electric and magnetic surface current sheets flowing in the layer volume in the metasurface…”
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From the generalized reflection law to the realization of perfect anomalous reflectors by Díaz-Rubio, Ana, Asadchy, Viktar S, Elsakka, Amr, Tretyakov, Sergei A

“…The use of the generalized Snell's law opens wide possibilities for the manipulation of transmitted and reflected wavefronts. However, known structures…”
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Violating Kirchhoff’s Law of Thermal Radiation in Semitransparent Structures by Park, Yubin, Asadchy, Viktar S, Zhao, Bo, Guo, Cheng, Wang, Jiahui, Fan, Shanhui

“…Kirchhoff’s law of thermal radiation imposes a constraint on photon-based energy harvesting processes since part of the incident energy flux is inevitably…”
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Eliminating Scattering Loss in Anomalously Reflecting Optical Metasurfaces by Asadchy, Viktar S, Wickberg, Andreas, Díaz-Rubio, Ana, Wegener, Martin

“…Emerging gradient metasurfaces represent a new class of diffraction optical components. Through elaborate engineering of planar arrangements of subwavelength…”
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Nanoscale optical nonreciprocity with nonlinear metasurfaces by Tripathi, Aditya, Ugwu, Chibuzor Fabian, Asadchy, Viktar S., Faniayeu, Ihar, Kravchenko, Ivan, Fan, Shanhui, Kivshar, Yuri, Valentine, Jason, Kruk, Sergey S.

“…Optical nonreciprocity is manifested as a difference in the transmission of light for the opposite directions of excitation. Nonreciprocal optics is…”
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Tunable magnetless optical isolation with twisted Weyl semimetals by Chistyakov, Vladislav A., Asadchy, Viktar S., Fan, Shanhui, Alù, Andrea, Krasnok, Alex

“…Weyl semimetals hold great promise in revolutionizing nonreciprocal optical components due to their unique topological properties. By exhibiting nonreciprocal…”
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Tunable localization of light using nested invisible metasurface cavities by Cuesta, Francisco S., Kosulnikov, Sergei, Asadchy, Viktar S.

“…An invisible cavity is an open resonant device that confines a localized field without producing any scattering outside of the device volume. By exploiting the…”
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Sub‐Wavelength Passive Optical Isolators Using Photonic Structures Based on Weyl Semimetals by Asadchy, Viktar S., Guo, Cheng, Zhao, Bo, Fan, Shanhui

“…The paper presents the design of sub‐wavelength high‐performing nonreciprocal optical devices using recently discovered magnetic Weyl semimetals. These passive…”
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Light control with Weyl semimetals by Guo, Cheng, Asadchy, Viktar S., Zhao, Bo, Fan, Shanhui

“…Weyl semimetals are topological materials whose electron quasiparticles obey the Weyl equation. They possess many unusual properties that may lead to new…”
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Susceptibility Derivation and Experimental Demonstration of Refracting Metasurfaces Without Spurious Diffraction by Lavigne, Guillaume, Achouri, Karim, Asadchy, Viktar S., Tretyakov, Sergei A., Caloz, Christophe

“…Refraction represents one of the most fundamental operations that may be performed by a metasurface. However, simple phase-gradient metasurface designs suffer…”
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Tailoring Reflections From Thin Composite Metamirrors by Ra'di, Younes, Asadchy, Viktar S., Tretyakov, Sergei A.

“…We propose an effective route to fully control the phase of plane waves reflected from electrically (optically) thin composite sheets. This becomes possible…”
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Reciprocal Metasurfaces for On-Axis Reflective Optical Computing by Momeni, Ali, Rajabalipanah, Hamid, Rahmanzadeh, Mahdi, Abdolali, Ali, Achouri, Karim, Asadchy, Viktar S., Fleury, Romain

“…Analog computing has emerged as a promising candidate for real-time and parallel continuous data processing. This article presents a reciprocal way for…”
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Space–Time Metasurfaces for Power Combining of Waves by Wang, Xuchen, Asadchy, Viktar S, Fan, Shanhui, Tretyakov, Sergei A

“…In passive, linear, and monochromatic systems, complete and phase-insensitive combining of powers carried by waves from several input channels into a single…”
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Nihility in non-reciprocal bianisotropic media by Ra’di, Younes, Asadchy, Viktar S., Tretyakov, Sergei A.

“…Here we consider electromagnetic response of non-reciprocal bianisotropic materials in some extreme regimes. The magneto-electric coupling is modeled by…”
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Planar Broadband Huygens' Metasurfaces for Wave Manipulations by Cuesta, Francisco S., Faniayeu, Ihar A., Asadchy, Viktar S., Tretyakov, Sergei A.

“…Electrically thin and effectively 2-D material composites, metasurfaces, have been widely exploited for the manipulation of electromagnetic waves. For many…”
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Total Absorption of Electromagnetic Waves in Ultimately Thin Layers by Ra'di, Y., Asadchy, V. S., Tretyakov, S. A.

“…We consider single-layer arrays of electrically small lossy particles that completely absorb electromagnetic waves at normal incidence. Required conditions for…”
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Metasurface-based realization of photonic time crystals by Wang, Xuchen, Mirmoosa, Mohammad Sajjad, Asadchy, Viktar S, Rockstuhl, Carsten, Fan, Shanhui, Tretyakov, Sergei A

“…Photonic time crystals are artificial materials whose electromagnetic properties are uniform in space but periodically vary in time. The synthesis of these…”
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Mid-range wireless power transfer: anapoles or magnetic dipoles? by Ha-Van, Nam, Simovski, Constantin R, Asadchy, Viktar S, Tretyakov, Sergei A

“…Abstract For short-range wireless power transfer (WPT) one recently suggested so-called anapole antennas that practically do not create fields in the far zone,…”
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Multifunctional Cascaded Metamaterials: Integrated Transmitarrays by Elsakka, Amr A., Asadchy, Viktar S., Faniayeu, Ihar A., Tcvetkova, Svetlana N., Tretyakov, Sergei A.

“…Control of electromagnetic waves using engineered materials is very important in a wide range of applications, therefore there is always a continuous need for…”
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