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Wyszukujesz frazę "Optoelectronics" wg kryterium: Temat


Wyświetlanie 1-13 z 13
Tytuł:
MOVPE Technology of Fe-Compensated InP Layers for the Quantum Cascade Laser Applications
Autorzy:
Badura, Mikołaj
Powiązania:
https://bibliotekanauki.pl/articles/226294.pdf
Data publikacji:
2020
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
MOVPE technology
optoelectronics
quantum cascade lasers
epitaxy
Opis:
Quantum cascade laser is one of the most sophisticated semiconductor devices. Its technology requires extremely high precision and layers quality. Device performance is limited by thermal extraction form laser core. One of solutions is to apply highly resistivity epitaxial material acting as insulating layer on top of the QCL. Present work describes consequent steps of elaboration of MOVPE technology of Fe-compensated InP layers for further applications in quantum cascade lasers.
Źródło:
International Journal of Electronics and Telecommunications; 2020, 66, 2; 389-394
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
High Gain 2x2 Slotted Array Antenna for 5G Mobile Applications
Autorzy:
Haneef, Shaikh Rehan
Selvaperumal, Sathish Kumar
Jayapal, Vikneswary
Powiązania:
https://bibliotekanauki.pl/articles/226352.pdf
Data publikacji:
2019
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
technology
electronics
optoelectronics
photonics
telecommunications
signals circuits
systems
applications
Opis:
New optimized 2x2 slotted array antenna is designed using HFSS to operate at 28.1 GHz, using RT6010 substrate with height of 1.6 mm, tangent loss of 0.0023 and dielectric constant of 10.2 and overall dimension of 12x12 mm2, for 5G mobile applications. The 2x2 slotted linear array antenna achieved a high gain of 18.3 dB at 28.1 GHz with 10 dB bandwidth of 1.39 GHz, and with 83.21% of size reduction.
Źródło:
International Journal of Electronics and Telecommunications; 2019, 65, 4; 557-563
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Photonic integrated circuits - a new approach to laser technology
Autorzy:
Piramidowicz, R.
Stopiński, S.
Ławniczuk, K.
Welikow, K.
Szczepański, P.
Leijtens, X.
Smit, M.
Powiązania:
https://bibliotekanauki.pl/articles/201657.pdf
Data publikacji:
2012
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
integrated optoelectronics
laser technology
photonic integrated circuits
indium phosphide
Opis:
In this work a brief review on photonic integrated circuits (PICs) is presented with a specific focus on integrated lasers and amplifiers. The work presents the history of development of the integration technology in photonics and its comparison to microelectronics. The major part of the review is focused on InP-based photonic integrated circuits, with a short description of the potential of the silicon technology. A completely new way of fabrication of PICs, called generic integration technology, is presented and discussed. The basic assumption of this approach is the very same as in the case of electronic circuits and states that a limited set of standard components, both active and passive, enables designing of a complex, multifunctional PIC of every type. As a result, functionally advanced, compact, energy efficient and cost-optimized photonic devices can be fabricated. The work presents also selected examples of active PICs like multiwavelength laser sources, discretely tunable lasers, WDM transmitters, ring lasers etc.
Źródło:
Bulletin of the Polish Academy of Sciences. Technical Sciences; 2012, 60, 4; 683-689
0239-7528
Pojawia się w:
Bulletin of the Polish Academy of Sciences. Technical Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Optical Wireless Communications Operated at Long-Wave Infrared Radiation
Autorzy:
Mikolajczyk, Janusz
Szabra, Dariusz
Prokopiuk, Artur
Achtenberg, Krzysztof
Wojtas, Jacek
Bielecki, Zbigniew
Powiązania:
https://bibliotekanauki.pl/articles/226104.pdf
Data publikacji:
2020
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
optical wireless communication
free space optics
quantum cascade lasers
optoelectronics
telecommunications
Opis:
This paper presents some construction analysis and test results of a Free Space Optics system operating at the wavelength of 9.35 μm. In the system, a quantum cascade laser and a photoreceiver with mercury cadmium telluride photodetectors were used. The main parameters of these elements were discussed taking into account a data link operation. It also provides to determine a data range for various weather conditions related to scattering and scintillation. The results of numerical analyses defined the properties of currently available FSO technologies working in the near infrared or in the short infrared range of spectrum versus the performances of the developed system. The operation of this system was verified in three different test environments. The obtained results may also contain important issues related to the practical application of any FSO system.
Źródło:
International Journal of Electronics and Telecommunications; 2020, 66, 2; 383-387
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Photonics and Web Engineering 2011
Autorzy:
Romaniuk, R. S.
Powiązania:
https://bibliotekanauki.pl/articles/226302.pdf
Data publikacji:
2011
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
nanomaterials
optical fibers
optoelectronics
photonics
measurement systems
optical communication systems
photonic sources and detectors
Opis:
The paper presents a digest of chosen technical work results shown by young researchers from different technical universities in this country during the SPIE-IEEE Wilga 2011 symposium on Photonics and Web Engineering. Topical tracks of the symposium embraced, among others, nanomaterials and nanotechnologies for photonics and telecom, sensory and nonlinear optical fibers, object oriented design of hardware, photonic metrology, optoelectronics and photonics applications, photonics-electronics co-design, optoelectronic and electronic systems for telecom, astronomy and high energy physics experiments, JET and pi-of-the sky experiments development. The symposium is an annual summary in the development of numerable Ph.D. theses carried out in this country in the area of advanced electronic and photonic systems. It is also an occasion for young researchers to meet together in a large group (under the patronage of IEEE) spanning the whole country with guests from this part of Europe. A digest of Wilga references is presented [1-92].
Źródło:
International Journal of Electronics and Telecommunications; 2011, 57, 3; 421-428
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Communications, Multimedia, Ontology, Photonics and Internet Engineering 2012
Autorzy:
Romaniuk, R. S.
Powiązania:
https://bibliotekanauki.pl/articles/226296.pdf
Data publikacji:
2012
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
photonics
optical fibers
optoelectronics
communications
multimedia
cryptography
virtual worlds
ontology of information systems
Opis:
Wilga Symposium gathers two times a year, together around 300 young scientists active in advanced photonics, electronics and software systems, including Internet engineering. May 2012 marked a jubilee XXXth meeting in Wilga Resort. There were presented over 250 papers from nearly all technical universities in this country. The organizers present here a research survey of the WILGA Symposium work. Also a digest of chosen Wilga references is presented [1]-[39]. This paper is the second part of a concise review digest focused on optoelectronics, communications, multimedia and ontology of information technologies.
Źródło:
International Journal of Electronics and Telecommunications; 2012, 58, 4; 463-478
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
IYL 2015 in Poland
Autorzy:
Romaniuk, R. S.
Powiązania:
https://bibliotekanauki.pl/articles/225981.pdf
Data publikacji:
2014
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
light
light technologies
optoelectronics
photonics
lasers
laser technology
lighting
medical photonics
photovoltaics
optical fibers
technical infrastructure
civilization development
national economy
Opis:
Light plays a key role in human’s life. Without light there will be no human life environment. Technologies based on light, called photonics, decide of the development of our civilization. The role of photonics is constantly increasing, especially in such fields as energy, education, agriculture and health. The UN has established the International Year of Light and Light - based Technologies – IYL2015 [1]. The organizers of IYL2015 events are professional organizations, communities, educational organizations, non-profit ones, technological clusters and platforms, but also private sector. The aim is to increase the social consciousness about the role of light and photonics in building of our civilization. This sort of recognition is necessary as a needed component of the development process of the society. Introduction of new technologies, like completely new kind of lighting, new diagnostic and therapeutic methods, new sources of energy, etc., must meet with social acceptance. In the opposite case, isolated development of infrastructure, will meet with obstacles. In Poland, the professional events, technical, trade fairs and outreach ones, are organized in the framework of the IYL2015 by Photonics Society of Poland, Polish Physical Society, Polish Platform of Photonics Technologies, etc. The paper summarizes the issues combined with the organization of the IYL2015 globally and in Poland. Extended version of this paper was published in Polish [2]. The paper is a part of a cycle of articles devoted to analysis of global processes of photonics development. Previous papers concerned initiatives Photonics21 in Europe [3-4], NPI – National Photonics Initiative in USA [5], and development of optical sciences in Poland [6-15].
Źródło:
International Journal of Electronics and Telecommunications; 2014, 60, 4; 341-346
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Advanced photonic and electronic systems WILGA 2016
Autorzy:
Romaniuk, R. S.
Powiązania:
https://bibliotekanauki.pl/articles/226058.pdf
Data publikacji:
2016
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
photonic systems
electron technology
material engineering
electronics
photonics
optoelectronics
lasers
telecommunications
informatics
electronic systems
large research experiments
young researcher meetings
WILGA Symposium
Wilga
Opis:
Young Researchers Symposium WILGA on Photonics Applications and Web Engineering has been organized since 1998, two times a year. Subject area of the Wilga Symposium are advanced photonic and electronic systems in all aspects: theoretical, design and application, hardware and software, academic, scientific, research, development, commissioning and industrial, but also educational and development of research and technical staff. Each year, during the international Spring edition, the Wilga Symposium is attended by a few hundred young researchers, graduated M.Sc. students, Ph.D. students, young doctors, young research workers from the R&D institutions, universities, innovative firms, etc. Wilga, gathering through years the organization experience, has turned out to be a perfect relevant information exchange platform between young researchers from Poland with participation of international guests, all active in the research areas of electron and photon technologies, electronics, photonics, telecommunications, automation, robotics and information technology, but also technical physics. The paper summarizes the achievements of the 38th Spring Edition of 2016 WILGA Symposium, organized in Wilga Village Resort owned by Warsaw University of technology.
Źródło:
International Journal of Electronics and Telecommunications; 2016, 62, 3; 301-314
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Advanced Photonic and Electronic Systems WILGA 2017
Autorzy:
Romaniuk, R. S.
Powiązania:
https://bibliotekanauki.pl/articles/225994.pdf
Data publikacji:
2017
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
photonic systems
electron technology
material engineering
electronics
photonics
optoelectronics
lasers
telecommunications
informatics
electronic systems
large research experiments
young researcher meetings
WILGA Symposium
Wilga
Opis:
WILGA annual symposium on advanced photonic and electronic systems has been organized by young scientist for young scientists since two decades. It traditionally gathers more than 350 young researchers and their tutors. Ph.D students and graduates present their recent achievements during well attended oral sessions. Wilga is a very good digest of Ph.D. works carried out at technical universities in electronics and photonics, as well as information sciences throughout Poland and some neighboring countries. Publishing patronage over Wilga keep Elektronika technical journal by SEP, IJET by PAN and Proceedings of SPIE. The latter world editorial series publishes annually more than 200 papers from Wilga. Wilga 2017 was the XL edition of this meeting. The following topical tracks were distinguished: photonics, electronics, information technologies and system research. The article is a digest of some chosen works presented during Wilga 2017 symposium. WILGA 2017 works were published in Proc. SPIE vol.10445.
Źródło:
International Journal of Electronics and Telecommunications; 2017, 63, 4; 437-452
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Advanced Photonic and Electronic Systems WILGA 2018
Autorzy:
Romaniuk, R. S.
Powiązania:
https://bibliotekanauki.pl/articles/227200.pdf
Data publikacji:
2018
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
photonic systems
electron technology
material engineering
electronics
photonics
optoelectronics
lasers
telecommunications
informatics
electronic systems
large research experiments
young researcher meetings
WILGA Symposium
Wilga
Opis:
WILGA annual symposium on advanced photonic and electronic systems has been organized by young scientist for young scientists since two decades. It traditionally gathers around 400 young researchers and their tutors. Ph.D students and graduates present their recent achievements during well attended oral sessions. Wilga is a very good digest of Ph.D. works carried out at technical universities in electronics and photonics, as well as information sciences throughout Poland and some neighboring countries. Publishing patronage over Wilga keep Elektronika technical journal by SEP, IJET and Proceedings of SPIE. The latter world editorial series publishes annually more than 200 papers from Wilga. Wilga 2018 was the XLII edition of this meeting. The following topical tracks were distinguished: photonics, electronics, information technologies and system research. The article is a digest of some chosen works presented during Wilga 2018 symposium. WILGA 2017 works were published in Proc. SPIE Vol.10445. WILGA 2018 works were published in Proc. SPIE vol.10808.
Źródło:
International Journal of Electronics and Telecommunications; 2018, 64, 3; 397-405
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Development of optical fiber technology in Poland
Autorzy:
Wójcik, W.
Romaniuk, R. S.
Powiązania:
https://bibliotekanauki.pl/articles/227013.pdf
Data publikacji:
2010
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
optical fiber technology
manufacturing/fabrication of optical fibers
photonics
optoelectronics
photonic optical fibers
microstructured optical fibres
polymer optical fibers
optical polymers
silica glass
optical fiber glass
Opis:
Optical fiber technology is an important branch of science and technology, but also economy. Together with related disciplines it creates wider areas like optoelectronics and photonics. Optical fiber technology is developed in this country rather dynamically, proportionally to the available funds designed locally for research and applications. Recently this development was enhanced with considerable funds from European Operational Funds Innovative Economy POIG and Human Capital POKL. The paper summarizes the development of optical fiber technology in Poland from academic perspective during the period of last 2-3 years. Probably the digest is not very not full. An emphasis is put on development of optical fiber manufacturing methods. This development was illustrated by a few examples of optical fiber applications.
Źródło:
International Journal of Electronics and Telecommunications; 2010, 56, 1; 99-104
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Optical Fiber Technology 2012
Autorzy:
Romaniuk, R. S.
Wójcik, W.
Powiązania:
https://bibliotekanauki.pl/articles/226186.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
lightguide
optical fiber
photonics
optical fiber photonics
optoelectronics
optical fiber technology
optical fiber glasses and polymers
active optical fibers
photonic optical fibers
microstructured optical fibres
microoptics
photonic materials and metamaterials
fiber lasers
Opis:
The Conference on Optical Fibers and Their Applications, Nałęczów 2012, in its 14th edition, which has been organized since more than 35 years, has summarized the achievements of the local optical fiber technology community, for the last year and a half. The conference specializes in developments of optical fiber technology, glass and polymer, classical and microstructured, passive and active. The event gathered around 100 participants. There were shown 60 presentations of 20 research and application groups active in fiber photonics, originating from academia and industry. Topical tracks of the Conference were: photonic materials, planar waveguides, passive and active optical fibers, propagation theory in nonstandard optical fibers, and new constructions of optical fibers. A panel discussion concerned teaching in fiber photonics. The conference was accompanied by a school on Optical Fiber Technology. The paper summarizes the chosen main topical tracks of the conference on Optical Fibers and Their Applications, Nałęczów 2012. The papers from the conference presentations will be published in Proc. SPIE, including a conference version of this paper. The next conference of this series is scheduled for January 2014 in Białowieża.
Źródło:
International Journal of Electronics and Telecommunications; 2013, 59, 2; 131-140
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Laser Technology and Applications 2012
Autorzy:
Romaniuk, R. S.
Gajda, J.
Powiązania:
https://bibliotekanauki.pl/articles/226404.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
lasers
laser technology
lasing materials
optoelectronics
laser theory
laser design
laser components
kinds of lasers
semiconductor laser
VCSEL
laser applications
photonics
nonlinear photonics
active optical fibers
optical fiber lasers
high power lasers
high intensity lasers
laser atomic clocks
Opis:
The research and technical achievements in the area of lasers are summarized every three years by the National Symposium on Laser Technology held in the Baltic See Resort Świnoujście near Szczecin, Poland. The paper presents a review of the main symposium subjects tracks debated during this key national lase event in September 2012. There are shown developement tendencies of laser materials and technologies and laser asociated branches of optoelectronics in this country, including the efforts of academia, governmental institutes, research businesses and industry. The symposium work are divided to two branches: development of lasers and laser applications, where the laser systems operators and laser users present their achievements. Topical tracks of the meeting are presented, as well as the keynote and invited subjects delivered by key representatives of the laser industry. The STL 2012 was a jubilee meeting held for the Xth time.
Źródło:
International Journal of Electronics and Telecommunications; 2013, 59, 2; 195-202
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-13 z 13

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