Thesis Titles from FY 2003 to FY 2013

FY 2013

Doctor

Masashi Takiguchi
"Studies on hysteretic single-electron devices"

Master

Yuta Inoue
"SINIS micro-refrigerator using vanadium"
Akito Ushizawa
"Coulomb blockade thermometer fabricated using additional SiO insulation"
Haruna Takahashi
"RF responses of long Josephson junctions"
Yoshitaka Takahashi
"Sinusoidal voltage waveform generator based on SFQ pulse frequency modulation"

Bachelor

Tomohiro Nitta
"YBCO self-switching devices"
Kazunao Sawada
"YBCO nano-bridge devices"
Akira Miyawaki
"Deposition of superconducting Sn films"
Tomoki Watanabe
"Mutually-coupled DC/SFQ converter"

FY 2012

Master

Yusuke Sato
``1000-fold DFQ voltage multiplier''

Bachelor

Yoshiaki Urai
``Single-flux-quantum generation using current pulse''
Daisuke Kawakami
``YBCO nanobridges and their SQUID application''
Takayuki Sato
``Numerical simulation for magnetization in ferromagnetic single-electron devices''
Takato Tokuyama
``Design of YBCO SFQ current comparator''
Koji Miura
``Single-electron device using inverse proximity effect at Al/Cu interface''

FY 2011

Master

Asem El Arabi
``Magnetoresistance in ferromagnetic single-electron transistors with a superconducting island''
Keisuke Kuroiwa
``Synthesis of quasi-sinusoidal voltage waveform using SFQ pulse-frequency modulation''

Bachelor

Hiroyuki Takizawa
``Ternary D/A converter based on asymmetric SQUID''
Yuta Inoue
``Proximity effects of EB lithography''
Akito Ushizawa
``Fabrication of tiny tunnel junctions''
Haruna Takahashi
``YBCO bicrystal junction on SrTiO3 substrate''
Yoshitaka Takahashi
``Variable SFQ pulse number multiplier''
Hayato Fujihira
``Fabrication of YBCO nano-bridges''

FY 2010

Master

Kento Kikuchi
``Capacitance measurement of submicron Al junctions by means of SQUID resonance''
Jun Saito
``Design and operation of variable SFQ pulse number multiplier''

Bachelor

Masaki Kadowaki
``Influence of power dissipation in a resistor on superconducting IC''
Yosuke Aso
``a-axis YBCO step-edge junctions''
Gou Kawaguchi
``Overhang bridge strucutre of two-layer resist for fabrication of small tunnel junctions''
Naoki Kondo
``D/A converter composed of asymmetric SQUIDs''
Yusuke Sato
``Josephson voltage qadrupler cell using stacked-SQUIDs''
Kazuaki Takayama
``a-axis YBCO nano-bridges''
Ryo Nishina
``Electron cooling using a series array of SIN tunnel junctions''

FY 2009

Master

Takeyuki Tanaka
``Josephson voltage multiplier using stacked-SQUIDs''
Nobuyuki Tamura
``Magnetoresistance in a single-electron transitor with ferromagnetic leads''

Bachelor

Kentaro Koori
``Superconducting micro-refrigerator''
Keisuke Kuroiwa
``Current distribution in superconducting ground plane''
Tomoyuki Hashida
``Fabrication process of nano gaps''

FY 2008

Master

Ryuta Kashiwa
``Capacitively-coupled transmission lines for SFQ''
Akio Kawai
``Inductance design techniques for multi-layer superconducting LSI''
Masashi Takiguchi
``Single-electron transistor with charge discretizer''

Bachelor

Masaki Ohtsuka
``Parameter extraction methods for single-electron transistor with charge discretizer''
Kento Kikuchi
``Mesurement of Spin polarization using FM/SC tunnel junction''
Jun Saito
``Single-flux-quantum pulse number multiplier''

FY 2007

Bachelor

Takeyuki Tanaka
Multi-stage Josephson voltage doubler
Nobuyuki Tamura
Self-heating in arrays of small tunnel junctions for Coulomb blockade thermometry
Shota Hayami
Electron transferring in single-electron devices with single-electron box 

FY 2006

Master

Yoko Namatame
High-precision Josephson voltage multiplier utilizing a higher-order step
Yuji Nemoto
Electrochemically-deposited ZnO nanorods
Hidemitsu Hakii
Spin-dependent transport in mesoscopic ferromagnet / superconductor junctions
Asaki Mizuta
Nano-scale design techniques for single-electron devices

Bachelor

Ryuta Kashiwa
Magnetic shielding effect of a superconducting thin film with various grouding methods
Akio Kawai
RF-driven asymmetric single-electron transistor
Kazumasa Yamamoto
Nano-branched Ni fabricated using anodized alumina nano-holes
Masashi Takiguchi
Nano-structures obained by chemical etching of anodic porous alumina

FY 2005

Master

Masafumi Ito
Current mirror based on single-electron turnstile devices
Kyohei Kobayashi
Fabrication of nano-pillar arrays utilizing an anodic alimina film

Bachelor

Kazuyuki Kato
Microwave responses of asymmetric dc-SQUIDs
Kazuhiro Suzuki
Evaluation of gate capacitances of single-electron devices

FY 2004

Bachelor

Yoko Namatame
Deposition of Ni into small holes of anodic alumina
Hidemitsu Hakii
Magnetic shielding in a superconducting IC
Asaki Mizuta
Single-electron current mirror and its application to a current doubler
Soutetsu Tokuyama
Ferromagnet / superconductor junction having sub-micron dimensions

FY 2003

Bachelor

Masafumi Itoh
Arrays of small tunnel junctions for a single-electron current mirror
Tsutomu Ohnaro
Small DC-SQUID for quantum measurements
Kyohei Kobayashi
Nano-hole arrays in anodized porus alumina

Research Projects (completed, since 2002)


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