Search Results - "Stefaniuk, Tomasz"

Training in shaping employee information security awareness by Stefaniuk, Tomasz

“…The purpose of this paper is to present the effectiveness of training in the development of employee awareness in the area of information security. Two kinds…”
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The Analysis of Behavior of Internet Users from the Perspective of Safety by Stefaniuk, Tomasz

“…The Internet has become a ubiquitous medium that absorbs a greater proportion of our time. In addition to its unquestionable advantages, it presents a number…”
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Annealing-free fabrication of high-quality indium tin oxide films for free-carrier-based hybrid metal–semiconductor nanophotonics by Korneluk, Alexander, Szymczak, Julia, Stefaniuk, Tomasz

“…Recent discoveries have revealed that indium tin oxide (ITO), due to the presence of an epsilon-near-zero (ENZ) point and suitable carrier concentration and…”
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Designer photonic dynamics by using non-uniform electron temperature distribution for on-demand all-optical switching times by Nicholls, Luke H., Stefaniuk, Tomasz, Nasir, Mazhar E., Rodríguez-Fortuño, Francisco J., Wurtz, Gregory A., Zayats, Anatoly V.

“…While free electrons in metals respond to ultrafast excitation with refractive index changes on femtosecond time scales, typical relaxation mechanisms occur…”
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Fabrication of optimized partial-reflection coatings for mid-infrared quantum cascade lasers by Niewczas, Dominika, Pierścińska, Dorota, Sobczak, Grzegorz, Kozłowski, Paweł, Krząstek, Agata, Stefaniuk, Tomasz, Pierściński, Kamil

“…This study presents both numerical modeling and experimental fabrication of three different partial-reflection (PR) coatings each optimized for quantum cascade…”
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Enhanced Water Splitting at Thin Film Tungsten Trioxide Photoanodes Bearing Plasmonic Gold-Polyoxometalate Particles by Solarska, Renata, Bienkowski, Krzysztof, Zoladek, Sylwia, Majcher, Aldona, Stefaniuk, Tomasz, Kulesza, Pawel J., Augustynski, Jan

“…Tungsten trioxide (WO3) is one of a few stable semiconductor materials liable to produce solar fuel by photoelectrochemical water splitting. To enhance its…”
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Man in Early Islamic Philosophy - Al-Kindi and Al-Farabi by Stefaniuk, Tomasz

“…Man was, neither for Al-Kindi, nor for Al-Farabi, a clearly isolated object of philosophical reflection. This does not mean, however, that both Islamic…”
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Al-Kindi’s “The Real One”: Considerations of a mathematician or of a metaphysician? by Stefaniuk, Tomasz

“…The aim of the article is to analyze Al-Kindi’s concept of the True (Essential) One and certain additional issues, also taking into account the influence on…”
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Dispersion Management in Hybrid Optical Fibers by Michalik, Damian, Stefaniuk, Tomasz, Buczynski, Ryszard

“…We report a new fiber concept, which is a hybrid design between classical step-index and photonic crystal fibers (PFCs). The proposed structure has a centrally…”
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Nanostructured active and photosensitive silica glass for fiber lasers with built-in Bragg gratings by Franczyk, Marcin, Stefaniuk, Tomasz, Anuszkiewicz, Alicja, Kasztelanic, Rafal, Pysz, Dariusz, Filipkowski, Adam, Osuch, Tomasz, Buczynski, Ryszard

“…A nanostructured core silica fiber with active and photosensitive areas implemented within the fiber core is demonstrated. The photosensitivity, active and…”
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Fused silica optical fibers with graded index nanostructured core by Anuszkiewicz, Alicja, Kasztelanic, Rafal, Filipkowski, Adam, Stepniewski, Grzegorz, Stefaniuk, Tomasz, Siwicki, Bartlomiej, Pysz, Dariusz, Klimczak, Mariusz, Buczynski, Ryszard

“…The ability to shape the index profile of optical fibers holds the key to fully flexible engineering of their optical properties and future applications. We…”
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Fused silica photonic crystal fiber with heavily germanium doped microinclusion in the core dedicated to couple, guide and control LP 02 higher-order mode by Stefaniuk, Tomasz, Stępniewski, Grzegorz, Pysz, Dariusz, Stępień, Ryszard, Buczyński, Ryszard

“…We report on modeling, development, and optical characterization of fused silica photonic crystal fiber with germanium doped microinclusion placed in the…”
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Nonlocality‐Enabled Pulse Management in Epsilon‐Near‐Zero Metamaterials by Stefaniuk, Tomasz, Nicholls, Luke H., Córdova‐Castro, R. Margoth, Nasir, Mazhar E., Zayats, Anatoly V.

“…Ultrashort optical pulses are integral to probing various physical, chemical, and biological phenomena and feature in a whole host of applications, not least…”
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Measurement of Nanoplasmonic Field Enhancement with Ultrafast Photoemission by Rácz, Péter, Pápa, Zsuzsanna, Márton, István, Budai, Judit, Wróbel, Piotr, Stefaniuk, Tomasz, Prietl, Christine, Krenn, Joachim R, Dombi, Péter

“…Probing nanooptical near-fields is a major challenge in plasmonics. Here, we demonstrate an experimental method utilizing ultrafast photoemission from…”
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Fused silica photonic crystal fiber with heavily germanium doped microinclusion in the core dedicated to couple, guide and control LP02 higher-order mode by Stefaniuk, Tomasz, Stępniewski, Grzegorz, Pysz, Dariusz, Stępień, Ryszard, Buczyński, Ryszard

“…We report on modeling, development, and optical characterization of fused silica photonic crystal fiber with germanium doped microinclusion placed in the…”
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Magnetic-field-induced synthesis of amorphous iron-nickel wire-like nanostructures by Krajewski, Marcin, Tokarczyk, Mateusz, Stefaniuk, Tomasz, Słomińska, Hanna, Małolepszy, Artur, Kowalski, Grzegorz, Lewińska, Sabina, Ślawska-Waniewska, Anna

“…Manufacturing process of wire-like binary or ternary metal nanoalloys applying the magnetic-field-induced (MFI) synthesis is still a challenging task. Hence,…”
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Optical fibers with gradient index nanostructured core by Buczyński, Ryszard, Klimczak, Mariusz, Stefaniuk, Tomasz, Kasztelanic, Rafał, Siwicki, Bartłomiej, Stępniewski, Grzegorz, Cimek, Jarosław, Pysz, Dariusz, Stępień, Ryszard

“…We present a new approach for the development of structured optical fibers. It is shown that fibers having an effective gradient index profile with designed…”
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Electrostatically-induced strain of graphene on GaN nanorods by Kierdaszuk, Jakub, Bożek, Rafał, Stefaniuk, Tomasz, Możdzyńska, Ewelina, Piętak-Jurczak, Karolina, Złotnik, Sebastian, Zubialevich, Vitaly, Przewłoka, Aleksandra, Krajewska, Aleksandra, Kaszub, Wawrzyniec, Gryglas-Borysiewicz, Marta, Wysmołek, Andrzej, Binder, Johannes, Drabińska, Aneta

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Development of large diameter nanostructured GRIN microlenses enhanced with temperature-controlled diffusion by Filipkowski, Adam, Nguyen, Hue Thi, Kasztelanic, Rafał, Stefaniuk, Tomasz, Cimek, Jaroslaw, Pysz, Dariusz, Stępień, Ryszard, Krzyżak, Konrad, Karioja, Pentti, Buczynski, Ryszard

“…Nanostructured GRIN components are optical elements which can have an arbitrary refractive index profile while retaining flat-parallel entry and exit facets. A…”
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Ge Wetting Layer Increases Ohmic Plasmon Losses in Ag Film Due to Segregation by Wróbel, Piotr, Stefaniuk, Tomasz, Trzcinski, Marek, Wronkowska, Aleksandra A, Wronkowski, Andrzej, Szoplik, Tomasz

“…We have investigated the influence of the Ge wetting layer on both ohmic and scattering losses of a surface plasmon-polariton (SPP) wave in Ag film deposited…”
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