Microwave Cavities for Measurements on Quantum Materials

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Volume Title

Perustieteiden korkeakoulu | Bachelor's thesis
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Date

2024-09-03

Department

Major/Subject

Quantum Technology

Mcode

SCI3103

Degree programme

Aalto Bachelor’s Programme in Science and Technology

Language

en

Pages

24+4

Series

Abstract

This thesis investigates the use of microwave cavities for measurements on quantum materials, specifically focusing on simulating these cavities using Sonnet Simulation Software. The study aims to validate the simulation accuracy by comparing results with experimental data, particularly for notch type resonators. After establishing simulation validity, the research explores the behavior of a inductance sensitive microwave setup chip with a superconducting graphene flake as a tunable inductance device connected to a reflection type resonator. This helps to understand how sensitive enough reflection resonators are to track modulation of the inductance of graphene flake, by detecting the resonance frequency variation of the resonator through simulations. The findings also indicate a strong correlation between simulation and experimental results.

Description

Supervisor

Raasakka, Matti

Thesis advisor

Hakonen, Pertti

Keywords

microwave engineering, superconductivity, quantum materials, resonators, filters, sonnet software

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