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Sirkeli Vadim Piotr
Cuvinte-cheie (53): internal quantum efficiency (3), light-emitting diode (3), ZnSe (3)
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Articole în reviste din RM - 2. Publicaţii la conferinţe din RM - 13. Publicaţii peste hotare - 6.
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SM ISO690:2012

2019 - 1

ZnO-based terahertz quantum cascade lasers
Sirkeli Vadim12, Hartnagel Hans Ludwig1
1 Technical University Darmstadt,
2 State University of Moldova
Opto-Electronics Review
Nr. 2(27) / 2019 / ISSN 1230-3402
Disponibil online 27 May, 2019. Descarcări-0. Vizualizări-3
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2018 - 8

Design of monolithic broadband terahertz source or the detection of explosive materials
Sirkeli Vadim1, Yilmazoglu Oktay2, Kuppers Franko2, Hartnagel Hans Ludwig2
1 Comrat State University ,
2 Technical University Darmstadt
Ştiinţă, educaţie, cultură
Vol. 1. 2018. Comrat, Republica Moldova. ISBN 978-9975-83-057-7.
Disponibil online 23 December, 2018. Descarcări-4. Vizualizări-29
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High-performance near-ultraviolet avalanche photodetectors based on ZnSe
Sirkeli Vadim1, Nedeoglo Natalia2, Nedeoglo Dumitru2, Yilmazoglu Oktay3, Hajo Ahid S.3, Preu Sascha3, Kuppers Franko3, Hartnagel Hans Ludwig3
1 Comrat State University ,
2 State University of Moldova,
3 Institute for Microwave Engineering and Photonics Darmstadt University of Technology Darmstadt
Telecommunications, Electronics and Informatics
6. 2018. Chișinău, Republica Moldova. ISBN 978-9975-45-540-4.
Disponibil online 29 May, 2018. Descarcări-3. Vizualizări-82
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High-performance near-ultraviolet ZnSe-Based photodetectors with Cr/Au AND Ni/Au contacts
Kuppers Franko1, Sirkeli Vadim12, Yilmazoglu Oktay1, Hajo Ahid S.1, Nedeoglo Natalia2, Nedeoglo Dumitru2
1 Institute for Microwave Engineering and Photonics Darmstadt University of Technology Darmstadt,
2 State University of Moldova
Materials Science and Condensed Matter Physics
Ediția a 9-a. 2018. Chișinău, Republica Moldova. .
Disponibil online 8 February, 2019. Descarcări-3. Vizualizări-30
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Internal quantum efficiency enhancement of InGaN/GaN LEDs with Mg-Si pin-doped GaN quantum barrier
Kuppers Franko1, Sirkeli Vadim12, Yilmazoglu Oktay1, Al-Daffaie S.1, Oprea I.1, Ong Duusheng3
1 Institute for Microwave Engineering and Photonics Darmstadt University of Technology Darmstadt,
2 State University of Moldova,
3 Multimedia University
Materials Science and Condensed Matter Physics
Ediția a 9-a. 2018. Chișinău, Republica Moldova. .
Disponibil online 8 February, 2019. Descarcări-3. Vizualizări-24
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Low-temperature near-band-edge photoluminescence of ZnSe(I):Sb crystals
Sirkeli Vadim1, Sushkevich Konstantin1, Nedeoglo Natalia1, Nedeoglo Dumitru1, Yilmazoglu Oktay2, Kuppers Franko2, Hartnagel Hans Ludwig2
1 State University of Moldova,
2 Technical University Darmstadt
Materials Science and Condensed Matter Physics
Ediția a 9-a. 2018. Chișinău, Republica Moldova. .
Disponibil online 7 February, 2019. Descarcări-3. Vizualizări-30
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Negative differential resistance in the non-polar m-plane ZnO-based quantum structures
Sirkeli Vadim, Vatavu Sergiu, Yilmazoglu Oktay, Kuppers Franko, Hartnagel Hans Ludwig
Darmstadt University of Technology
Integrare prin cercetare și inovare.Ştiinţe ale naturii și exacte
2018. Chisinau, Republica Moldova. ISBN 978-9975-142-49-6..
Disponibil online 10 June, 2019. Descarcări-1. Vizualizări-6
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Quantum electron transport in non-polar ZnMgO/ZnO structures
Sirkeli Vadim1, Vatavu Sergiu2, Yilmazoglu Oktay1, Kuppers Franko1, Hartnagel Hans Ludwig1
1 Technical University Darmstadt,
2 State University of Moldova
Materials Science and Condensed Matter Physics
Ediția a 9-a. 2018. Chișinău, Republica Moldova. .
Disponibil online 15 February, 2019. Descarcări-3. Vizualizări-39
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Recent progress in GaN-based terahertz sources: a review
Sirkeli Vadim
State University of Moldova
Revista de Ştiinţă, Inovare, Cultură şi Artă „Akademos”
Nr. 3(50) / 2018 / ISSN 1857-0461
Disponibil online 30 November, 2018. Descarcări-5. Vizualizări-49
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2017 - 6

Effect of ge delta-doping of the Gan barrier on the performance of Ingan/Gan light-emitting diodes
Sirkeli Vadim1, Yilmazoglu Oktay2, Moskalenko Evgen3, Kuppers Franko2, Hartnagel Hans Ludwig2
1 Comrat State University ,
2 Technical University Darmstadt,
3 V.N.Karazin Kharkiv Natsonal University, Kharkiv
Ştiinţă, educaţie, cultură
Vol. 1. 2017. Комрат. ISBN 978-9975-83-040-9.
Disponibil online 4 March, 2019. Descarcări-0. Vizualizări-16
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Efficiency enhancement of ingan/gan leds with mg-si co-doped gan quantum barrier
Sirkeli Vadim1, Yilmazoglu Oktay2, Kuppers Franko2, Hartnagel Hans Ludwig2
1 Universitatea de Stat din Comrat,
2 Universitatea Tehnică, Darmstadt
Проблемы и вызовы экономики региона в условиях глобализации
Ediția a 3-a. 2017. Comrat, Republica Moldova. ISBN 978-9975-3021-7-3.
Disponibil online 30 January, 2019. Descarcări-0. Vizualizări-22
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Resonant Tunneling and Quantum Cascading for Optimum Room-Temperature Generation of THz Signals
Sirkeli Vadim12, Yilmazoglu Oktay2, Ong Duusheng3, Preu Sascha2, Kuppers Franko2, Hartnagel Hans Ludwig2
1 Comrat State University ,
2 Technical University Darmstadt,
3 Multimedia University
Indian Journal of Physics
Nr. 8(91) / 2017 / ISSN 0973-1458
Disponibil online 15 February, 2018. Descarcări-3. Vizualizări-93
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Resonant Tunneling and Quantum Cascading for Optimum Room-Temperature Generation of THz Signals
Sirkeli Vadim12, Yilmazoglu Oktay2, Ong Duu Sheng3, Preu Sascha2, Kuppers Franko2, Hartnagel Hans Ludwig2
1 Comrat State University ,
2 Technical University Darmstadt,
3 Multimedia University
IEEE Transactions on Electron Devices
Nr. 8(64) / 2017 / ISSN - / ISSNe 0018-9383
Disponibil online 6 September, 2018. Descarcări-0. Vizualizări-64
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Room-temperature negative differential resistance in Znse-based terahertz quantum cascade structures (invited paper)
Sirkeli Vadim1, Yilmazoglu Oktay2, Kuppers Franko2, Hartnagel Hans Ludwig2
1 State University „Dimitrie Cantemir”,
2 Technical University Darmstadt
Ştiinţă, educaţie, cultură
Vol. 1. 2017. Комрат. ISBN 978-9975-83-040-9.
Disponibil online 4 March, 2019. Descarcări-0. Vizualizări-20
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Room-Temperature THz Generation for II-VI Semiconductor Quantum Structures
Sirkeli Vadim12, Yilmazoglu Oktay1, Kuppers Franko1, Hartnagel Hans Ludwig1
1 Technical University Darmstadt,
2 Comrat State University
Multidisciplinarity in Modern Science for the Benefit of Society
2017. Chișinău, Republica Moldova. ISBN 978-9975-9787-1-2.
Disponibil online 16 March, 2018. Descarcări-2. Vizualizări-85
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2016 - 1

Effect of Si-doping of the GaN barrier on the internal quantum efficiency of InGaN/GaN light-emitting diodes
Sirkeli Vadim1, Yilmazoglu Oktay1, Al-Daffaie S.1, Oprea I.1, Ong Duu Sheng2, Kuppers Franko1, Hartnagel Hans Ludwig1
1 Institute for Microwave Engineering and Photonics Darmstadt University of Technology Darmstadt,
2 Multimedia University
Materials Science and Condensed Matter Physics
Editia a 8-a. 2016. Chişinău. ISBN 978-9975-9787-1-2.
Disponibil online 2 August, 2019. Descarcări-0. Vizualizări-2
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2014 - 1

Effect of p-NiO interlayer on efficiency of p-GaN/n-ZnO LED devices
Sirkeli Vadim123, Yilmazoglu Oktay1, Kuppers Franko1, Hartnagel Hans Ludwig1
1 Institute for Microwave Engineering and Photonics Darmstadt University of Technology Darmstadt,
2 State University of Moldova,
3 Comrat State University
Microelectronics and Computer ScienceThe 8th International Conference
Ediția 8. 2014. Chișinău, Republica Moldova. ISBN 978-9975-45-329-5..
Disponibil online 11 April, 2019. Descarcări-0. Vizualizări-18
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2008 - 1

Shallow donor states induced in ZnSe:Au single crystals by lattice deformation
Nedeoglo Natalia1, Nedeoglo Dumitru1, Sirkeli Vadim1, Tighineanu Ion23, Laiho Reino4, Lähderanta Erkki5
1 State University of Moldova,
2 Technical University of Moldova,
3 Institute of Applied Physics, Academy of Sciences of Moldova,
4 University of Turku,
5 Lappeenranta University of Technology,
Journal of Applied Physics
Nr. 12(104) / 2008 / ISSN 0021-8979
Disponibil online 6 April, 2018. Descarcări-0. Vizualizări-88
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2007 - 2

Interaction of intrinsic defects with impurities in AI doped ZnSe single crystals
Ivanova Galina1, Nedeoglo Dumitru1, Negeoglo N.1, Sirkeli Vadim1, Tighineanu Ion2, Ursaki Veacheslav2
1 State University of Moldova,
2 Institute of Applied Physics, Academy of Sciences of Moldova
Journal of Applied Physics
Nr. 6(101) / 2007 / ISSN 0021-8979
Disponibil online 11 April, 2018. Descarcări-1. Vizualizări-134
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Photoluminescence and vibrational properties of nanostructured ZnSe templates
Monaico Eduard1, Tighineanu Ion12, Ursaki Veacheslav2, Sarua Andrei3, Kuball Martin3, Nedeoglo Dumitru4, Sirkeli Vadim4
1 Technical University of Moldova,
2 Institute of Applied Physics, Academy of Sciences of Moldova,
3 University of Bristol,
4 State University of Moldova
Semiconductor Science and Technology
Nr. 10(22) / 2007 / ISSN 0268-1242
Disponibil online 10 April, 2018. Descarcări-0. Vizualizări-58
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