Alexei Pavolotski

Visar 117 publikationer
Vacuum-Seal Waveguide Feedthrough for Extended W-Band 67-116 GHz
GaN HEMT with superconducting Nb gates for low noise cryogenic applications
Wideband Slotline-to-Microstrip Transition for 210-375 GHz based on Marchand Baluns
SEPIA345: A 345 GHz dual polarization heterodyne receiver channel for SEPIA at the APEX telescope
Millimeter-Wave Wideband Waveguide Power Divider with Improved Isolation between Output Ports
The Formation of nanosuboxide layers in the oxide of niobium in low-power ion beam of argon
A Nonlinear Transmission Line Model for Simulating Distributed SIS Frequency Multipliers
Design and Implementation of a Compact 90 degrees Waveguide Twist With Machining Tolerant Layout
Controlled Ultra-Thin Suboxide Films Generation in Metal-Oxide Systems by Ar+Ion Irradiation
Broadband Waveguide-to-Substrate Transition Using a Unilateral Etched Finline Structure
New optics for SEPIA- Heterodyne facility instrument for the APEX telescope
A 1mM SIS receiver utilizing different intermediate frequency (IF) configurations
Interface Layers of Niobium Nitride Thin Films
Specific capacitance of Nb/Al-AlN/Nb superconducting tunnel junctions
Native oxide on ultra-thin NbN films
Nb/Al-AlN/Nb superconducting tunnel junctions: fabrication process and characterization results
Noise performance of a balanced waveguide NbN HEB mixer utilizing a GaN buffer-layer at 1.3 THz
XPS Study of Multilayer Multicomponent Films
ALMA Band 5 receiver cartridge: Design, performance, and commissioning
XPS Study of Niobium and Niobium-Nitride Nanofilms
Air-Oxidation of Nb Nano-Films
SEPIA - A new single pixel receiver at the APEX telescope
Spectral Domain Simulation of SIS Frequency Multiplication
XPS Depth Profiling of Air-Oxidized Nanofilms of NbN on GaN Buffer-Layers
Specific Capacitance Dependence on the Specific Resistance in Nb/Al-AlOx/Nb Tunnel Junctions
An XPS method for layer profiling of NbN thin films
The specific capacitance of Nb/Al-AlOx/Nb SIS junctions with extremely low RnA product
Harmonic and reactive behavior of the quasiparticle tunnel current in SIS junctions
X-RAY PHOTOELECTRON SPECTROSCOPY FOR LAYER-BY-LAYER PHASE ANALYSIS OF NbN THIN FILMS
Broken-step Phenomenon in SIS Mixers
Experimental Verification of the pumping of SIS mixer with an Distributed SIS Frequency Doubler
THz Frequency Up-Conversion using Superconducting Tunnel Junction
Difference in charge transport properties of Ni-Nb thin films with native and artificial oxide
Metamaterial-Like Properties of the Distributed SIS Tunnel Junction
On Specific Capacitance of SIS Junctions
A new 3 mm band receiver for the Onsala 20 m antenna
Direct Measurement of Superconducting Tunnel Junction Capacitance
Experimental Study of Frequency Multiplication in a Distributed Array of SIS Junctions
Study of NbN Ultra-thin Films for THz Hot-electron Bolometers
Towards quantum limited frequency multiplication
Frequency Multiplication in a Distributed Array of SIS Junctions
Superconducting 4-8-GHz Hybrid Assembly for 2SB Cryogenic THz Receivers
Mm-wave harmonic generation in an array of SIS junctions
SIS Tunnel Junction’s Specific Capacitance Direct Measurement
Epitaxial growth of ultra-thin NbN films on AlxGa1-xN buffer-layers
Superconducting 4-8 GHz Hybrid Assembly for 2SB Cryogenic THz Receivers
Ultra-thin film NbN depositions for HEB heterodyne mixer on Si-substrates
An SIS Mixer With 2hf/k DSB Noise Temperature at 163–211 GHz Band
Performance of the First ALMA Band 5 Production Cartridge
Excess Noise Generation from Solid State Tunable Local Oscillators
Performance of the first ALMA Band 5 production cartridge
Aging- and annealing-induced variations in Nb/Al-AlOx/Nb tunnel junction properties
Nb/Al-AlOx/Nb Junction Properties' Variations Due to Storage and Mounting
Local Oscillator System Development for the ALMA Band 5 Receiver
Towards Multi-Pixel Heterodyne Terahertz Receivers
A Technology Demonstrator for 1.6–2.0 THz Waveguide HEB Receiver with a Novel Mixer Layout
Terahertz components packaging using integrated waveguide technology
Waveguide Packaging Technology for THz Components and Systems
ALMA band 5 cartridge performance
Design and performance of ALMA band 5 receiver cartridge
The influence of aging and annealing on the properties of Nb/Al-AlOx/Nb tunnel junctions
Design and Performance of ALMA Band 5 Receiver Components
Advanced Technologies for Radio Astronomy Instrumentation
Integrated Setup for THz Receiver Characterization
Prototype ALMA Band 5 Cartridge:Design and Performance
ALMA Band 5 (163-211 GHz) Sideband Separation Mixer
Terahertz Instrumentation For Radio Astronomy
Analysis, Simulation and Design of Cryogenic Systems for ALMA Band 5 Prototype Cartridge
A 1.3-THz Balanced Waveguide HEB Mixer for the APEX Telescope
A Swedish heterodyne facility instrument for the APEX telescope
Nb3Al thin film deposition for low-noise terahertz electronics
ALMA Band 5 (163-211 GHz) Sideband Separating Mixer Design
Study of Nb/Al interface combining spectroscopy of reflected electrons with ion sputtering
Microfabrication Technology for All-Metal Sub-mm and THz Waveguide Receiver Components
A 0.5 THz Sideband Separation SIS Mixer for APEX Telescope
Al/Nb Interface Study Based on the Analysis of the Energy Spectra of Reflected Electrons
APEX Band T2: A 1.25 – 1.39 THz Waveguide Balanced HEB Receiver
Design and Characterization of a 211-275 GHz Sideband Separating Mixer for the APEX Telescope
Study of Nb/Al Interface Combining Spectroscopy of Reflected Electrons with Ion Sputtering
ALMA Band 5 (163-211 GHz) sideband separation mixer design
Facility Heterodyne Receiver for the Atacama Pathfinder Experiment Telescope
Nb3Al thin film deposition for low-noise terahertz electronics
Study of A1/Nb interface by spectroscopy of reflected electrons
A 211-275 GHz Sideband Separating SIS Mixer for APEX
Balanced Waveguide HEB Mixer for APEX 1.3 THz Receiver
A 279-381 GHz SIS Receiver for the APEX Telescope
Cryogenic LNA Characterization with SIS Junction as Noise Source
A 0.8 mm heterodyne facility receiver for the APEX telescope
A sideband separation SIS mixer for 275-370 GHz for the APEX telescope
A 385-500 GHz SIS Mixer for APEX Telescope
Heterodyne Single-Pixel Facility Instrumentation for APEX Telescope
Sideband Separating SIS Mixer with On-Substrate LO-Injection Circuitry
Three-level Silicon Micromachining For 1.3 THz APEX Receiver Waveguide Components
High Quality Microstrip Termination for MMIC and Millimeter-Wave Applications
Micromachining Approach in Fabricating of THz Waveguide Components
A 275-370 GHz Receiver SIS Mixer With Novel Probe Structure
Performance of a Sideband Separating SIS Mixer for 85-115 GHz
A Sideband Separating Mixer for 85-115 GHz
Design of a Balanced Waveguide HEB Mixer for APEX 1.32 THz Receiver
A 275-370 GHz SIS Mixer for the APEX Telescope
High Performance of Resistive Thin-film Termination for Microstrip Lines
Micromachining Approach in Fabricating of THz Waveguide Components
Waveguide Components Development for APEX 1.32 THz Receiver
Design and Characterization of a Sideband Separating SIS Mixer for 85-115 GHz
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