Zobrazeno 1 - 10
of 56
pro vyhledávání: '"Leszczynski"'
Autor:
Thomas J. Slight, Mike Leszczynski, Stephen P. Najda, Szymon Stanczyk, Anthony Kelly, Steffan Gwyn, Conor Robinson, Piotr Perlin, Edik U. Rafailov, Martin Knapp, Scott Watson, Amit Yadav, Giovanni Giuliano, Shaun Viola, Szymon Grzanka, Kevin E. Docherty, Mohsin Haji
Publikováno v:
2019 IEEE 2nd British and Irish Conference on Optics and Photonics (BICOP).
Owing to increased performance capabilities over their LED counterparts, Gallium Nitride (GaN) based Laser Diodes (LDs) are becoming more prevalent in several applications, including lighting, visible light communications, medical spectroscopy, and a
Autor:
Piotr Perlin, Scott Watson, Mike Leszczynski, Szymon Stanczyk, Thomas J. Slight, M. Haji, Szymon Grzanka, Kevin E. Docherty, Amit Yadav, Conor Robinson, Anthony Kelly, Stephen P. Najda, Edik U. Rafailov, Steffan Gwyn, Martin Knapp, Giovanni Giuliano, Shaun Viola
Publikováno v:
ICTON
Gallium nitride (GaN) sources are becoming a regular part of today's world and are now key devices for lighting infrastructures, communications systems and quantum applications, amongst others. In particular, many applications have seen the shift fro
Autor:
Marian Soinski, Jacek Leszczynski, Dominik Grybos, Wojciech Pluta, Roman Rygal, Marcin Kwiecien, Cezary Swieboda
Publikováno v:
2018 Innovative Materials and Technologies in Electrical Engineering (i-MITEL).
By choosing parameters of production process of magnetic powder core (MPC), it is possible to develop magnetic properties of cores and match them to specific application. This paper shows how the size of granular material can impact the magnetic char
Publikováno v:
2018 Innovative Materials and Technologies in Electrical Engineering (i-MITEL).
The following paper presents the analysis of influence on measurement precision due to change of magnetic properties of nanocrystalline wound cut cores caused by normal-compressed stresses. Two types of nanocrystalline cut cores were examined: toroid
Publikováno v:
2016 20th International Conference on System Theory, Control and Computing (ICSTCC).
Management of a fleet of cars for hire (e.g. taxis) involves number of issues that should be solved to provide high quality service to the customers, while keeping drivers “happy”. In this paper we show how a software agent system can be used to
Autor:
Henry White, Piotr Perlin, Scott Watson, Anthony Kelly, Mike Leszczynski, Stephen P. Najda, Szymon Grzanka, Grzegorz Targowski, Malcolm A. Watson
Publikováno v:
2015 IEEE Summer Topicals Meeting Series (SUM).
Gallium-nitride based devices have been used for electronic and optical equipment for over 20 years now. In a world concerned with saving energy, the use of GaN-based solid-state lighting sources has gained interest for visible light communications (
Publikováno v:
2014 IEEE 41st International Conference on Plasma Sciences (ICOPS) held with 2014 IEEE International Conference on High-Power Particle Beams (BEAMS).
In this work a simulation procedure for a plasma fluid model at very high excitation frequencies (VHF) is presented. The modeling of gas discharges based on the fluid model requires the input of collision cross-sections and electron energy distributi
Autor:
Mingming Tan, Stephen P. Najda, Piotr Perlin, Mike Leszczynski, Anthony Kelly, Scott Watson, Szymon Grzanka, Grzegorz Targowski
Publikováno v:
2013 15th International Conference on Transparent Optical Networks (ICTON).
Visible light communications at high frequency (up to 2.5 Gbit/s) using a directly modulated 422 nm Gallium-nitride (GaN) laser diode is reported. An optical bandwidth of approximately 1.4 GHz is measured. Free space, visible light communications (VL
Publikováno v:
2012 Proceedings Annual Reliability and Maintainability Symposium.
This paper addresses the importance of considering the initial reliability and reliability growth as opposed to only the mature risk estimate when making relative comparisons among developmental launch vehicle (LV) alternatives and introduces the cur
Autor:
W. Pogribny, T. Leszczynski
Publikováno v:
2008 International Conference on Signals and Electronic Systems.
Broadband signals with the use of linear modulation of frequency LMF (so-called chirp signals) are widely used in locations. Recognition of the chirp signals depends mainly on their compression based on the matched filtration. The short chirp signals