Search Results - "Bičiūnas, Andrius"
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1
Narrowband Thermal Terahertz Emission from Homoepitaxial GaAs Structures Coupled with Ti/Au Metasurface
Published in Sensors (Basel, Switzerland) (09-05-2023)“…We report on the experimental evidence of thermal terahertz (THz) emission tailored by magnetic polariton (MP) excitations in entirely GaAs-based structures…”
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Journal Article -
2
Low-Frequency Noise Characteristics of (Al, Ga)As and Ga(As, Bi) Quantum Well Structures for NIR Laser Diodes
Published in Sensors (Basel, Switzerland) (17-02-2023)“…Fabry-Perot laser diodes based on (Al, Ga)As and Ga(As, Bi) with single or multiple parabolic or rectangular-shaped quantum wells (QWs) emitting at the…”
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Journal Article -
3
Effect of High-Temperature Annealing on Graphene with Nickel Contacts
Published in Condensed matter (06-02-2019)“…Graphene has shown great potential for ultra-high frequency electronics. However, using graphene in electronic devices creates a requirement for electrodes…”
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Journal Article -
4
Low-Frequency Noise Characteristics of Quantum Well Structures for NIR Laser Diodes
Published in Sensors (Basel, Switzerland) (01-02-2023)“…Fabry-Perot laser diodes based on (Al, Ga)As and Ga(As, Bi) with single or multiple parabolic or rectangular-shaped quantum wells (QWs) emitting at the…”
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Journal Article -
5
Electrical, Transport, and Optical Properties of Multifunctional Graphitic Films Synthesized on Dielectric Surfaces by Nickel Nanolayer-Assisted Pyrolysis
Published in ACS applied materials & interfaces (05-02-2020)“…We demonstrate that predepositing a nanometrically thin nickel film on a dielectric surface is sufficient to transform an amorphous pyrolyzed photoresist film…”
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Journal Article -
6
Emitting and Receiving Terahertz Vectorial Antennas Based on Cubic Electro-Optic Crystals
Published in IEEE transactions on terahertz science and technology (01-09-2015)“…Based on optical rectification in a ZnTe crystal, a vectorial terahertz (THz) emitter is here theoretically and experimentally demonstrated. The use of the…”
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Journal Article -
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Low frequency noise study for developing of AlGaAs and GaAsBi QW structures for NIR LDs
Published in 2022 24th International Microwave and Radar Conference (MIKON) (12-09-2022)“…Low noise characteristics of Fabry-Perot type laser diodes emitting at (780 - 1100) nm wavelengths were investigated for optimization of geometry and…”
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Conference Proceeding -
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Semiconductor surface emitters for THz-TDS systems
Published in 2017 42nd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) (01-08-2017)“…Microscopical models of surface THz emission from narrow-gap semiconductors are proposed; the experimental study reveals the potential of such emitters for…”
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Conference Proceeding