Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Jacek Kacperski"'
Autor:
Iryna Levchenko, Serhii Kryvyi, Eliana Kamińska, Julita Smalc-Koziorowska, Szymon Grzanka, Jacek Kacperski, Grzegorz Nowak, Sławomir Kret, Łucja Marona, Piotr Perlin
Publikováno v:
Materials, Vol 17, Iss 18, p 4520 (2024)
The impact of wet treatment using an (NH4)2S-alcohol solution on the interface state of the p-GaN/Ni/Au/Pt contact system and laser diode processing was investigated. Sulfur wet cleaning resulted in reduced surface roughness and contact resistivity.
Externí odkaz:
https://doaj.org/article/f9aca1eeca754e9a9f3bee150265933a
Autor:
Kiran Saba, Anna Kafar, Jacek Kacperski, Krzysztof Gibasiewicz, Dario Schiavon, Takao Oto, Szymon Grzanka, Piotr Perlin
Publikováno v:
Micromachines, Vol 14, Iss 2, p 352 (2023)
In this study, we propose a solution for realization of surface emitting, 2D array of visible light laser diodes based on AlInGaN semiconductors. The presented system consists of a horizontal cavity lasing section adjoined with beam deflecting sectio
Externí odkaz:
https://doaj.org/article/4a47c518521041bfb3cda099de0dc1b2
Autor:
Maksym Dub, Pavlo Sai, Aleksandra Przewłoka, Aleksandra Krajewska, Maciej Sakowicz, Paweł Prystawko, Jacek Kacperski, Iwona Pasternak, Grzegorz Cywiński, Dmytro But, Wojciech Knap, Sergey Rumyantsev
Publikováno v:
Materials, Vol 13, Iss 18, p 4140 (2020)
Electrical and noise properties of graphene contacts to AlGaN/GaN heterostructures were studied experimentally. It was found that graphene on AlGaN forms a high-quality Schottky barrier with the barrier height dependent on the bias. The apparent barr
Externí odkaz:
https://doaj.org/article/24917325f4504ac285bcd6936580ad93
Autor:
Katarzyna Drozdowska, Adil Rehman, Pavlo Sai, Bartłomiej Stonio, Aleksandra Krajewska, Maksym Dub, Jacek Kacperski, Grzegorz Cywiński, Maciej Haras, Sergey Rumyantsev, Lars Österlund, Janusz Smulko, Andrzej Kwiatkowski
Publikováno v:
ACS sensors. 7(10)
The gas sensing properties of graphene back-gated field-effect transistor (GFET) sensors toward acetonitrile, tetrahydrofuran, and chloroform vapors were investigated with the focus on unfolding possible gas detection mechanisms. The FET configuratio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::af2247da87f911c6750043bbb2fa9021
https://pubmed.ncbi.nlm.nih.gov/36121758
https://pubmed.ncbi.nlm.nih.gov/36121758
Autor:
Krzysztof Gibasiewicz, Jacek Kacperski, Irmantas Kašalynas, Vytautas Janonis, Pawel Prystawko
Publikováno v:
2019 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz).
Reflectivity spectra of $n$-type GaN with a shallow or deep relief gratings were investigated theoretically and experimentally in the frequency range of 100–1500 cm-1. The surface Phonon-Plasmon-Polariton modes for the strong field confinement with
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c23cfe8415d685e699a7e52165f4357e
https://doi.org/10.1109/irmmw-thz.2019.8873926
https://doi.org/10.1109/irmmw-thz.2019.8873926
Autor:
Lucja Marona, Krzysztof Wincel, P. Wiśniewski, Piotr Perlin, Szymon Grzanka, Marcin Klimasz, Grzegorz Targowski, Piotr Rafal Laskowski, Jacek Kacperski, Barbara Zaręba, Tomasz Lotz
Publikováno v:
Solid-State Electronics. 167:107784
Betavoltaics is a potentially attractive solution for ultra-long lifetime power sources. However, reliability of such devices depends on the radiation hardness of the semiconductor system. III-N semiconductors (nitrides) are known to be unusually str
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1516cdcaf9d6a6cf0128c542918f9eb3
https://doi.org/10.1016/j.sse.2020.107784
https://doi.org/10.1016/j.sse.2020.107784
Publikováno v:
Applied Physics Letters. 116:112103
In this study, polarized reflection and emission spectroscopy was employed in order to describe experimentally and numerically the coherent behavior of surface plasmon phonon polaritons in shallow n-type gallium nitride grating. For the grating with
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f042d7c7909a6ab90ca8f7466396bdf9
https://doi.org/10.1063/1.5143220
https://doi.org/10.1063/1.5143220
Autor:
Malgorzata Kujawinska, Jacek Kacperski
Publikováno v:
Photonics Letters of Poland. 2
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3ec50d5d9dc866b539df283c96547f89
https://doi.org/10.4302/plp.2010.1.17
https://doi.org/10.4302/plp.2010.1.17
Autor:
Jacek Kacperski, Malgorzata Kujawinska
Publikováno v:
SPIE Proceedings.
The active Twyman-Green laser interferometer for MEMS measurement equipped with Spatial Light Modulator (SLM) as a reference element is reported. The SLM is electrically addressed, reflective (made in Liquid Crystal on Silicone technology) and phase-
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3348c0e7a970a9829c595fc789bb1f1c
https://doi.org/10.1117/12.726214
https://doi.org/10.1117/12.726214
Autor:
Patrick Delobelle, K. Krupa, L. Hirsinger, Alexandru Andrei, Michal Jozwik, Christophe Gorecki, L. Nieradko, Jacek Kacperski
Publikováno v:
Experimental Analysis of Nano and Engineering Materials and Structures ISBN: 9781402062384
MicroElectroMechanical Systems (MEMS) represent an extraordinary technology that promises to transform whole industries and drive the next technological revolution. These devices can replace bulky actuators and sensors with micrometer scale equivalen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c76056e9b1e2e36e3bb17b4b843e13d5
https://doi.org/10.1007/978-1-4020-6239-1_267
https://doi.org/10.1007/978-1-4020-6239-1_267
