Alexei O. Orlov
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View article: Electron charge dynamics in metal-dot QCA cell using gate reflectometry
Electron charge dynamics in metal-dot QCA cell using gate reflectometry Open
Quantum-dot cellular automata (QCA) is a field-coupled computational paradigm [C. S. Lent et al., Nanotechnology 4, 49 (1993)] that encodes binary information through the positions of single electrons within quantum-dot cells. In this work…
View article: Overcoming challenges in single electron charge detection of nanoscale dipoles
Overcoming challenges in single electron charge detection of nanoscale dipoles Open
Single-electron transistors (SETs) can serve as electrometers to sense single-electron charge switching in nanoscale objects. A sub-20 nm metal double-dot (DD) structure, separated by a tunnel barrier, essentially functions as a dipole, an…
View article: Efficient electromagnetic transducers for spin-wave devices
Efficient electromagnetic transducers for spin-wave devices Open
This paper presents a system-level efficiency analysis, a rapid design methodology, and a numerical demonstration of efficient sub-micron, spin-wave transducers in a microwave system. Applications such as Boolean spintronics, analog spin-w…
View article: Efficient Electromagnetic Transducers For Spin-Wave Devices
Efficient Electromagnetic Transducers For Spin-Wave Devices Open
This paper presents a system-level efficiency analysis, a rapid design methodology, and a numerical demonstration of efficient sub-micron, spin-wave transducers in a microwave system. Applications such as Boolean spintronics, analog spin-w…
View article: Radio Frequency Reflectometry of Single-Electron Box Arrays for Nanoscale Voltage Sensing Applications
Radio Frequency Reflectometry of Single-Electron Box Arrays for Nanoscale Voltage Sensing Applications Open
Single-electron tunneling transistors (SETs) and boxes (SEBs) exploit the phenomenon of Coulomb blockade to achieve unprecedented charge sensitivities. Single-electron boxes, however, despite their simplicity compared to SETs, have rarely …
View article: Nanoantenna-based ultrafast thermoelectric long-wave infrared detectors
Nanoantenna-based ultrafast thermoelectric long-wave infrared detectors Open
We investigate the generation of electrical signals by suspended thermoelectrically coupled nanoantennas (TECNAs) above a quasi-spherical reflector cavity in response to rapidly changing long-wave infrared radiation. These sensors use a re…
View article: Thermoelectrically Coupled Nanoantennas for Solar Research
Thermoelectrically Coupled Nanoantennas for Solar Research Open
We are developing thermoelectrically coupled nanoantennas (TECNAs) as infrared (IR) sensors for applications in solar imaging in the mid-and far-IR, both terrestrially and for future space missions.Nanoantennas are nanoscale structures tha…
View article: Growth of yttrium iron garnet on SiO2
Growth of yttrium iron garnet on SiO2 Open
The authors performed several studies on the quality of yttrium iron garnet thin films grown on silicon dioxide via radio frequency magnetron sputtering. The use of rapid thermal annealing as the postdeposition anneal was explored for diff…
View article: Metal-Insulator-Metal Single Electron Transistors with Tunnel Barriers Prepared by Atomic Layer Deposition
Metal-Insulator-Metal Single Electron Transistors with Tunnel Barriers Prepared by Atomic Layer Deposition Open
Single electron transistors are nanoscale electron devices that require thin, high-quality tunnel barriers to operate and have potential applications in sensing, metrology and beyond-CMOS computing schemes. Given that atomic layer depositi…
View article: Level Spectrum and Charge Relaxation in a Silicon Double Quantum Dot Probed by Dual-Gate Reflectometry
Level Spectrum and Charge Relaxation in a Silicon Double Quantum Dot Probed by Dual-Gate Reflectometry Open
We report on dual-gate reflectometry in a metal-oxide-semiconductor double-gate silicon transistor operating at low temperature as a double quantum dot device. The reflectometry setup consists of two radio frequency resonators respectively…
View article: Level spectrum and charge relaxation in a silicon double quantum dot probed by dual-gate reflectometry
Level spectrum and charge relaxation in a silicon double quantum dot probed by dual-gate reflectometry Open
We report on dual-gate reflectometry in a metal-oxide-semiconductor double-gate silicon transistor operating at low temperature as a double quantum dot device. The reflectometry setup consists of two radio-frequency resonators respectively…
View article: Pauli spin blockade in CMOS double quantum dot devices
Pauli spin blockade in CMOS double quantum dot devices Open
Silicon quantum dots are attractive candidates for the development of scalable, spin-based qubits. Pauli spin blockade in double quantum dots provides an efficient, temperature independent mechanism for qubit readout. Here we report on tra…
View article: Experimental Demonstration of Single Electron Transistors Featuring SiO2 PEALD in Ni-SiO2-Ni Tunnel Junctions
Experimental Demonstration of Single Electron Transistors Featuring SiO2 PEALD in Ni-SiO2-Ni Tunnel Junctions Open
We report the use of plasma-enhanced atomic layer deposition (PEALD) to fabricate single-electron transistors (SETs) featuring ultra-thin (~1 nm) tunnel-transparent SiO2 in Ni-SiO2-Ni tunnel junctions. We show that as a result of the O2 pl…
View article: Fabrication of nanodamascene metallic single electron transistors with atomic layer deposition of tunnel barrier
Fabrication of nanodamascene metallic single electron transistors with atomic layer deposition of tunnel barrier Open
The fabrication is reported of nanodamascene metallic single electron transistors that take advantage of unique properties of chemical mechanical polishing and atomic layer deposition. Chemical mechanical polishing provides a path for tuni…
View article: Antenna-coupled terahertz thermocouples
Antenna-coupled terahertz thermocouples Open
We present a vastly simplified and polarization-sensitive approach to terahertz and infrared detection based on a nanoscale single-metal integrated antenna-coupled thermocouple (ACTC) structure. Radiation collected by the integrated nanoan…