PUBLICATIONS(Academic publications)

Academic publications

2024

Raman spectroscopy of doubly aligned bilayer graphene
Afsal Kareekunnan, Masashi Akabori, Kenji Watanabe, Takashi Taniguchi, Hiroshi Mizuta
Applied Physics Letters 124, 093101 (2024). DOI: 10.1063/5.0191121

2023

Nonlinearity and Temperature Dependence of CVD Graphene Nanoelectromechanical Resonator
Alexandro de Moraes Nogueira, Shohei Enomoto, Manoharan Muruganathan, Afsal Kareekunnan, Mohammad Razzakul Islam, Masashi Akabori, Hiroshi Mizuta
Japanese Journal of Applied Physics, 63, 02SP13, (2023). DOI: 10.35848/1347-4065/ad0505

Anomalous Random Telegraphy Signal in Suspended Graphene with Oxygen Adsorption
Alexandro de Moraes Nogueira, Afsal Kareekunnan, Masashi Akabori, Hiroshi Mizuta, Manoharan Muruganathan
ACS Applied Nano Materials, 6, 17140-17148, (2023). DOI: 10.1021/acsanm.3c03348

Berry curvature induced valley Hall effect in non-encapsulated hBN/Bilayer graphene heterostructure aligned with near-zero twist angle
Teppei Shintaku, Afsal Kareekunnan, Masashi Akabori, Kenji Watanabe, Takashi Taniguchi, Hiroshi Mizuta
Advanced Physics Research, 2300064, (2023). DOI: 10.1002/apxr.202300064

Characterisation and modelling of nonlinear resonance behaviour on very-high-frequency silicon nanoelectromechanical resonators
Fang Ben, James Fernando, Jun-Yu Ou, Cécilia Dupré, Eric Ollier, Faezeh Arab Hassani, Hiroshi Mizuta, Yoshishige Tsuchiya
Micro and Nano Engineering 19, 100212, (2023). DOI: 10.1016/j.mne.2023.100212

Machine learning identification of atmospheric gases by mapping the graphene-molecule van der Waals complex bonding evolution
Osazuwa G. Agbonlahor, Manoharan Muruganathan, Amit Banerjee, Hiroshi Mizuta
Sensors and Actuators B: Chemical, 380, 133383, 2023 DOI:10.1016/j.snb.2023.133383

2022

Sub 0.5 Volt Graphene-hBN van der Waals Nanoelectromechanical Switches
Manoharan Muruganathan, Ngoc Huynh Van, Marek E. Schmidt, and Hiroshi Mizuta
Advanced Functional Materials, 2209151, 2022 DOI: 10.1002/adfm.202209151

Graphene electric field sensor for large scale lightning detection network
Afsal Kareekunnan, Tatsufumi Agari, Takeshi Kudo, Shunsuke Niwa, Yoshito Abe, Takeshi Maruyama, Hiroshi Mizuta, and Manoharan Muruganathan
AIP Advances 12, 095209, 2022. DOI: 10.1063/5.0095449

Development of Morphologically engineered Flower-like Hafnium-Doped ZnO with Experimental and DFT Validation for Low-Temperature and Ultrasensitive Detection of NOX Gas
Srijita Nundy, Sankar Ganesh Ramaraj, Manoharan Muruganathan, Aritra Ghosh, Asif Ali Tahir, Tapas Kumar Mallick, Joon-Shik Park, and Hoo-Jeong Lee
Industrial & Engineering Chemistry Research,April 22, 2022,https://doi.org/10.1021/acs.iecr.2c00890

Comprehensive modulation of conductance anisotropy in low-symmetry ReS2 transistors
Zhongwang Wang, Xiaochi Liu, Huixia Lei, Yang Lu, Yahua Yuan, Yuanyuan Qu, Yifan Huang, Hiroshi Mizuta, Won Jong Yoo, and Jian Sun
Phycical Review Applied, 28 March 2022

RF Sputtered Nb-Doped MoS2 Thin Film for Effective Detection of NO2 Gas Molecules: Theoretical and Experimental Studies
Sankar Ganesh Ramaraj, Srijita Nundy, Pin Zhao, Durgadevi Elamaran, Asif Ali Tahir, Yasuhiro Hayakawa, Manoharan Muruganathan, Hiroshi Mizuta, and Sang-Woo Kim
ACS Omega, 15 March 2022, DOI: https://doi.org/10.1021/acsomega.1c07274

Carbon molecular sieve-functionalized graphene sensors for highly sensitive detection of ethanol
Sankar Ganesh Ramaraj, Manoharan Muruganathan, Osazuwa G. Agbonlahor, Hisashi Maki, Yosuke Onda, Masashi Hattori, Hiroshi Mizuta
Carbon 190 (2022), 30 April 2022, 359-365, DOI: https://doi.org/10.1016/j.carbon.2022.01.023

2021

Interfacial Ammonia Selectivity, Atmospheric Passivation, and Molecular Identification in Graphene-Nanopored Activated Carbon Molecular-Sieve Gas Sensors
Gabriel Osazuwa Agbonlahor, Manoharan Muruganathan, Sankar Ganesh Ramaraj, ZHONGWANG Wang, Hammam Ahmed, Afsal Kareekunnan,Hisashi Maki, Masahi Hattori, Kenichi Shimomai, Hiroshi Mizuta
ACS Applied Materials & Interfaces, 13, 61770-61779, (2021). DOI: 10.1021/acsami.1c19138

Thermal rectification on asymmetric suspended graphene nanomesh devices
Fayong Liu, Manoharan Muruganathan, Yu Feng, Shinichi Ogawa, Yukinori Morita, Chunmeng Liu, Jiayu Guo, Marek Schmidt and Hiroshi Mizuta,
Nano Futures, 5(4), 2021, 045002, DOI: https://doi10.1088/2399-1984/ac36b5

Revisiting the Mechanism of Electric Field Sensing in Graphene Devices
Afsal Kareekunnan, Tatsufumi Agari, Ahmed M. M. Hammam, Takeshi Kudo, Takeshi Maruyama, Hiroshi Mizuta, and Manoharan Muruganathan
ACS Omega, 6, 34086-34091, 2021 DOI: 10.1021/acsomega.1c05530

Current effect on suspended graphene nanoribbon studied using in-situ transmission electron microscopy
Chunmeng Liu, Jiaqi Zhang, Sankar Ganesh Ramaraj, XiaobinZhang, Muruganathan Manoharan, Hiroshi Mizuta, Yoshifumi Oshima
Applied Surface Science, 12 October 2021, 151563

Dose-dependent Milling Efficiencies of Helium and Nitrogen Beams in PMMA
Günter Ellrott, Shinichi Ogawa, Munenori Uno, Yukinori Morita, Manoharan Muruganathan, Maria Koleśnik-Gray, Vojislav Krstić, Hiroshi Mizuta
Microelectronic Engineering (MEE-D-21-00281R2), 249.111621.(2021).DOI: 10.1016/j.mee.2021.111621

Strain effect on topological and thermoelectric properties of half Heusler compounds XPtS (X= Sr, Ba)
Anita Yadav, Shailesh Kumar, Manoharan Muruganathan, and Rakesh Kumar
Journal of Physics: Condensed Matter, 33 345701, 2021.DOI: 10.1088/1361-648X/ac06ee

Thermoelectric properties of half Heusler topological semi-metal LiAuTe  
Anita Yadav, Shailesh Kumar, Manoharan Muruganathan and Rakesh Kumar
Europhysics Letters 132, 67003, 2021. DOI: 10.1209/0295-5075/132/67003

Current-Induced Complementary Doping to Graphene fromHydrogen Silsesquioxane Passivation Layer
Zhongwang Wang, Yahua Yuan, Xiaochi Liu, Hiroshi Mizuta, and Jian Sun
Phys. Status Solidi RRL 15, 2100151 (2021).DOI: 10.1002/pssr.202100151

Double quantum dot-like transport in controllably doped graphene nanoribbon  
Zhongwang Wang, Yahua Yuan, Xiaochi Liu, Manoharan Muruganathan, Hiroshi Mizuta, and Jian Sun
Applied Physics Letters 118, 083105, 2021 DOI: 10.1063/5.0038419

Boron Vacancy Color Center in Diamond: Ab Initio Study  
Manoharan Muruganathan and Hiroshi Mizuta
Diamond and Related Materials, 114, 108341, 2021. DOI:10.1016/j.diamond.2021.108341

Room-temperature negative magnetoresistance of helium-ion-irradiated defective graphene in the strong Anderson localization regime
Takuya Iwasaki, Shu Nakamura, Osazuwa G. Agbonlahor, Manoharan Muruganathan,  Masashi Akabori, Yoshifumi Morita, Satoshi Moriyama, Shinichi Ogawa, Yutaka Wakayama, Hiroshi Mizuta, Shu Nakaharai
Carbon 175, 87-92, 2021. DOI: 10.1016/j.carbon.2020.12.076

2020

Vector Electrometry in a Wide-Gap Semiconductor Device Using a Spin Ensemble Quantum Sensor
B. Yang, T. Murooka, K. Mizuno, K. Kim, H. Kato, T. Makino, M. Ogura, S. Yamasaki, M. Schmidt, H. Mizuta, A. Yacoby, M. Hatano, T. Iwasaki
Physical Review Applied 14, 044049 (11 pages), 2020; DOI: 10.1103/PhysRevApplied.14.044049

In-situ electrical conductance measurement of suspended ultra-narrow graphene nanoribbons observed via transmission electron microscopy
Chunmeng Liu , Jiaqi Zhang, Xiaobin Zhang, Manoharan Muruganathan, Hiroshi Mizuta, Yoshifumi Oshima
Nanotechnology, 32.2 (2020): 025710. DOI: 10.1088/1361-6528/abbca7

Adsorbed Molecules as Interchangeable Dopants and Scatterers with a van der Waals Bonding Memory in Graphene Sensors
Osazuwa G. Agbonlahor, Manoharan Muruganathan, Tomonori Imamura and Hiroshi Mizuta
ACS Sens. 2020, 5, 2003-2009; DOI: 10.1021/acssensors.0c00403

Design of Graphene Phononic Crystals for Heat Phonon Engineering
Haque Mayeesha Masrura, Afsal Kareekunnan, Fayong Liu, Sankar Ganesh Ramaraj, Günter Ellrott, Ahmmed M. M. Hammam, Manoharan Muruganathan and Hiroshi Mizuta
Micromachines 2020, 11(7), 655; DOI: 10.3390/mi11070655

Origin of nonlinear current-voltage curves for suspended zigzag edge graphene nanoribbon
Chunmeng Liu, Jiaqi Zhang, Manoharan Muruganathan, Hiroshi Mizuta, Yoshifumi Oshima,
Xiaobin Zhang
Carbon, 165 (15), 476-483, 2020, DOI: 10.1016/j.carbon.2020.05.010

Manipulating Berry curvature in hBN/bilayer graphene commensurate heterostructures
Afsal Kareekunnan, Manoharan Muruganathan and Hiroshi Mizuta
Physical Review B, 101, 195406, 2020. DOI: 10.1103/PhysRevB.101.195406

Conductance Tunable Suspended Graphene Nanomesh by Helium Ion Beam Milling
Fayong Liu, Zhongwang Wang, Soya Nakanao, Shinichi Ogawa, Yukinori Morita, Marek Schmidt, Mayeesha Haque, Manoharan Muruganathan and Hiroshi Mizuta
Micromachines 2020, 11(4), 387; DOI:10.3390/mi11040387

2019

Effects of Electric Field on the Performance of Graphene-Based Counter Electrodes for Dye-Sensitized Solar Cells: A Theoretical Study
K.-Yu Lin, S. Nachimuthu, M. T. Nguyen, H. Mizuta and J.-Chiang Jiang
J. Phys. Chem. C 123, 50, 30373-30381 (2019)

Dielectric-Screening Reduction Induced Large Transport Gap in Suspended Sub-10-nm Graphene Nanoribbon Functional Devices
Marek  E. Schmidt, Manoharan Muruganathan, Teruhisa Kanzaki, Takuya
Iwasaki, Ahmed M. M. Hammam, Shunei Suzuki, Shinichi Ogawa, Hiroshi Mizuta
Small, Vol. 15, 46, 1903025, 2019. DOI: 10.1002/smll.201903025

Modulation of twisted bilayer CVD graphene interlayer resistivity by order of magnitude based on in-situ annealing
Jothiramalingam Kulothungan, Manoharan Muruganathan, Hiroshi Mizuta,
Carbon, 153, 355-363, 2019. DOI: 10.1016/j.carbon.2019.07.036.

Electrically controlled valley states in bilayer graphene
Afsal Kareekunnan, Manoharan Muruganathan, and Hiroshi Mizuta
Nanoscale, 11, 14707-14711, 2019. DOI: 10.1039/C9NR03621K

Quantum Dot Formation in Controllably Doped Graphene Nanoribbon
Zhongwang Wang, Yahua Yuan, Xiaochi Liu, Jian Sun, Manoharan Muruganathan and Hiroshi Mizuta
ACS Nano Vol13, 7, 7502-7507. DOI:10.1021/acsnano.9b02935

Single-charge band-to-band tunneling via multiple-dopant clusters in nanoscale Si Esaki diodes
Gaurang Prabhudesai, Manoharan Muruganathan, Le The Anh, Hiroshi Mizuta, 
Masahiro Hori, Yukinori Ono, Michiharu Tabe, and Daniel Moraru
Applied Physics Letter, Vol. 114, 243502, 2019. DOI: 10.1063/1.5100342

Piezoelectric energy harvester enhancement with graphene base layer
L. L. Theng, M. A. Mohamed, I. Yahya, J. Kulothungan, M. Muruganathan, H. Mizuta
Materials Today: Proceedings, Vol. 7, pp. 792-797, 2019. DOI: 10.1016/j.matpr.2018.12.076

Fabry-Pérot resonances and a crossover to the quantum Hall regime in ballistic graphene quantum point contacts
N. F. Ahmad, K. Komatsu, T. Iwasaki, K. Watanabe, T. Taniguchi, H. Mizuta, Y. Wakayama, A. M. Hashim, Y. Morita, S. Moriyama and S. Nakaharai
Scientific Reports, Vol. 9, 3031, 2019. DOI: 10.1038/s41598-019-39909-5

Formation of quantum dot in graphene single nanoconstriction
T. Iwasaki, Z. Wang, M. Muruganathan and H. Mizuta

Applied Physics Express, Vol. 12, 025004, 2019. DOI: 10.7567/1882-0786/aaf993

Effect of gap width on electron transport through quantum point contact in hBN/graphene/hBN in the quantum Hall regime
N. F. Ahmad, T. Iwasaki,  K. Komatsu, K. Watanabe, T. Taniguchi, H. Mizuta, Y. Wakayama, A. M. Hashim, Y. Morita, S. Moriyama and S. Nakaharai
Applied Physics Letters, Vol. 114, 023101, 2019. DOI: 10.1063/1.5067296

Sub-thermal switching of ultra-narrow graphene nanoribbon tunnel field effect transistors
S. Suzuki, M. E. Schmidt, M. Muruganathan, A. M. M Hammam, T. Iwasaki and H. Mizuta
Superlattices and Microstructures, Vol. 128, pp. 76-82, 2019. DOI: 10.1016/j.spmi.2019.01.012

2018

Stress Analysis of Perforated Graphene Nano-Electro-Mechanical (NEM) Contact Switches by 3D Finite Element Simulation
M. A. Mohamed, M. A. Zulkefli, K. S. Siow, B. Y. Majlis, J. Kulothungan, M. Muruganathan and H. Mizuta
Microsystem Technologies, Vol. 24, 2, 1179-1187, 2018. DOI: 10.1007/s00542-017-3483-9

Electrically tunable localized states in sub-band of bilayer graphene nanoribbon
Z. Wang, J. Sun, M. Muruganathan and H. Mizuta
Applied Physics Letters, Vol. 113, 133101, 2018. DOI: 10.1063/1.5042696

Thermoelectric Properties and Carrier Localization in Ultrathin Layer of Nb-Doped MoS2
P. X. Thi,  M. Miyata,  H. V. Ngoc, P. T. Lam, N. T. Tung, M. Muruganathan, P. T. Tue, M. Akabori, D. H. Chi, H. Mizuta, Y. Takamura and  M. Koyano
Phys. Status Solidi B, Vol. 255, 1800125 (8 pages) , 2018, DOI: 10.1002/pssb.201800125

Stacking of nanocrystalline graphene for nano-electro-mechanical (NEM) actuator applications
K. Jothiramalingam, M. E. Schmidt, M. Muruganathan, A. M.M Hammam, and H. Mizuta
Microsystem Technologies, 2018, DOI: 10.1007/s00542-018-4180-z

Enhanced Sodium Ion Storage in Interlayer Expanded Multiwall Carbon Nanotubes
A. P. V. K. Saroja, M. Muruganathan, K. Muthusamy, H. Mizuta, and R. Sundara
NanoLetters, Vol. 18, no. 9, pp 5688-5696, 2018, DOI: 10.1021/acs.nanolett.8b02275

Controlled Fabrication of Electrically Contacted Carbon Nanoscrolls
M. E. Schmidt, A. M. M. Hammam, T. Iwasaki, T. Kanzaki, M. Muruganathan, S. Ogawa, and H. Mizuta
Nanotechnology, Vol. 29, 235605, 2018, DOI: 10.1088/1361-6528/aab82c

Fabrication of a three-terminal graphene nanoelectromechanical switch using two-dimensional materials
N. H. Van, M. Muruganathan, J. Kulothungan and H. Mizuta
Nanoscale, Vol. 10, pp.12349-12355, 2018, DOI:10.1039/C7NR08439K

Comparison of Piezoelectric Energy Harvesting Performance using Silicon & Graphene Cantilever Beam
L. T. Lee, M. A. Mohamed, I. Yahya, J. Kulothungan, M. Muruganathan and H. Mizuta
Microsystem Technologies, Vol. 24, no. 9, pp. 3783-3789, 2018, DOI: 10.1007/s00542-018-3857-7

Structurally Controlled Large-Area 10 nm Pitch Graphene Nanomesh by Focused Helium Ion Beam Milling
M. E. Schmidt, T. Iwasaki, M. Muruganathan,  M. Haque,  N. H. Van, S. Ogawa and H. Mizuta
ACS Applied Materials & Interfaces (2018), Vol.10, No. 12, pp. 10362-10368, DOI:10.1021/acsami.8b00427

Contrast Differences Between Nitrogen and Helium Ion Induced Secondary Electron Images Beyond Instrument Effects
M. E. Schmidt, S. Ogawa and H. Mizuta
MRS Advances (2018), Vol. 3, No. 10, pp. 505-510, DOI: 10.1557/adv.2018.33

グラフェンを用いたナノセンサ素子による二酸化炭素分子一個の検出
水田 博，ジアン スン，マノハラン ムルガナタン
『応用物理』第87巻, 第3号, 193 - 197, 2018

Graphene Nanomechanical Resonator Mass Sensing of Mixed H2/Ar Gas
M. Muruganathan, F. Seto, and H. Mizuta
IJAT Vol.12 No.1 pp. 24-28, DOI: 10.20965/ijat.2018.p0024, 2018

2017

Sub-10 nm graphene nano-ribbon tunnel field-effect transistor
A. M. M. Hammam, M. E. Schmidt, M. Muruganathan, S. Suzuki and H. Mizuta
Carbon (2017), Vol. 126, pp. 588-593, DOI:10.1016/j.carbon.2017.09.091

Three-Dimensional Finite Element Method Simulation of Perforated Graphene Nano-Electro-Mechanical (NEM) Switches
M. A. Zulkefli, M. A. Mohamed, K. S. Siow, B. Y. Majlis, J. Kulothungan, M. Muruganathan and H. Mizuta
Micromachines 8, 236 (16 pages) (2017)

Theoretical Insights into the Experimental Observation of Stable p-Type Conductivity and Ferromagnetic Ordering in Vacuum-Hydrogenated TiO₂
D. Nechiyil, M. Muruganathan, H. Mizuta, and S. Ramaprabhu
The Journal of Physical Chemistry C (2017) DOI: 10.1021/acs.jpcc.7b04397

Tuneable strong optical absorption in a graphene-insulator-metal hybrid plasmonic device
N. Matthaiakakis, X. Yan, H. Mizuta and M.D.B. Charlton
Scientific Reports 7, 7303 (10 pages) (2017)

Sharp switching behaviour in graphene nanoribbon p-n junction
A. M. M. Hammam, M.E. Schmidt, M. Muruganathan, H. Mizuta
Carbon (2017), DOI: 10.1016/ j.carbon.2017.05.097

Nitrogen Gas Field Ion Source (GFIS) Focused Ion Beam (FIB) Secondary Electron Imaging: A First Look
M. E. Schmidt, A. Yasaka, M. Akabori and H. Mizuta
Microscopy and Microanalysis. DOI:10.1017/S1431927617000502

Single-electron quantization at room temperature in a few-donor quantum dot in silicon nano-transistors
A. Samanta, M. Muruganathan, M. Hori, Y. Ono, H. Mizuta, M. Tabe and D. Moraru
Appl. Phys. Lett. 110, 093107, 2017. DOI: 10.1063/1.4977836

Interaction study of nitrogen ion beam with silicon
M. E. Schmidt, X. Zhang, Y. Oshima, L. T. Anh, A. Yasaka, T. Kanzaki, M. Muruganathan, M. Akabori, T. Shimoda and H. Mizuta
Journal of Vacuum Science & Technology B, 35, 03D101, 2017. DOI: 10.1116/1.4977566

Quantized conductance operation near a single-atom point contact in a polymer-based atomic switch
K. Krishnan, M. Muruganathan, T. Tsuruoka, H. Mizuta, and M. Aono
Jpn. J. Appl. Phys. 56, 06GF02 (5 pages) (2017)

Highly Reproducible and Regulated Conductance Quantization in a Polymer-Based Atomic Switch
K. Krishnan, M. Muruganathan, T. Tsuruoka, H. Mizuta, and M. Aono
Advanced Functional Materials 1605104, 2017. DOI: 10.1002/adfm.201605104

Study of dynamic contacts for graphene nano-electro-mechanical switches
W. Wang, M. Muruganathan, J. Kulothungan and H. Mizuta
Jpn. J. Appl. Phys. 56 04CK05, 2017. DOI:10.7567/JJAP.56.04CK05

First-PrinciplesCalculation of a Negatively Charged Boron-Vacancy Center in Diamond
A. Kunisaki, M. Muruganathan, H. Mizuta and T. Kodera
Japanese Journal of Applied Physics, 56, 04CK02 (4 pages) (2017)

Partial hydrogenation induced interaction in a graphene-SiO2 interface: Irreversible modulation of device characteristics
T. Iwasaki, M. Muruganathan, M. E. Schmidt and H. Mizuta
Nanoscale, 9, 1662 - 1669 (2017); doi:10.1039/C6NR08117G

Local hole doping concentration modulation on graphene probed by tip-enhanced Raman spectroscopy
T. Iwasaki, T. Zelai, S. Ye, Y. Tsuchiya, H. M. H. Chong, and Hiroshi Mizuta
Carbon 111, 67-73 (2017); doi:10.1016/j.carbon.2016.09.068

2016

3D Finite Element Simulation of Graphene Nano-Electro-Mechanical Switches
J. Kulothungan, M. Muruganathan, and H. Mizuta
Micromachines 7(8), 143 (2016); doi:10.3390/mi7080143

Locally Actuated Graphene-Based Nano-Electro-Mechanical Switch
J. Sun, M. Muruganathan, N. Kanetake and H. Mizuta
Micromachines 7(7), 124 (2016) : Special Issue "Graphene Nano-Electro-Mechanical (NEM) Devices and Applications"; doi:10.3390/mi7070124

Highly Functional Graphene Nano-Electromechanical (GNEM) Devices for Advanced Switch and Sensor Applications
H. Mizuta, J. Sun, M. E. Schmidt and M. Muruganathan
the Emerging Nanomaterials and Devices issue of ECS Transactions 75(13), 3-9 (2016)

Precise milling of nano-gap chains in graphene with a focused helium ion beam
Y. Zhou, P. Maguire, J. Jadwiszczak, M. Muruganathan, H. Mizuta and H. Zhang
Nanotechnology 27(32), 325302 (6 pages) (2016)

Strong modulation of plasmons in graphene with the use of an inverted pyramid array diffraction grating
N. Matthaiakakis, H. Mizuta and M. D. B. Charlton
Scientific Reports 6:27550 DOI: 10.1038/srep27550

Room Temperature Detection of Individual Molecular Physisorption using Suspended Bilayer Graphene
J. Sun, M. Muruganathan, and H. Mizuta
Science Advances, vol.2, no.4, e1501518, (2016) DOI: 10.1126/sciadv.1501518

Large-Scale Nanoelectromechanical Switches Based on Directly Deposited Nanocrystalline Graphene on Insulating Substrates
J. Sun, M. E. Schmidt, H. M. H. Chong, M. Muruganathan, and H. Mizuta
Nanoscale 8, 6659-6665, (2016) DOI: 10.1039/C6NR00253F

A circuit model for defective bilayer graphene transistors
I. J. Umoh, Z. Moktadir, S. Hang, T. J. Kazmierski and H. Mizuta
Solid State Electronics 119, 33 (2016)

Atomistic nature in band-to-band tunneling in two-dimensional silicon pn tunnel diodes
M. Tabe, H. N. Tan, T. Mizuno, M. Muruganathan, L. T. Anh, H. Mizuta, R. Nuryadi and D. Moraru
Applied Physics Letts 108, 093502 (2016)

First-principles study of hydrogen-enhanced phosphorus diffusion in silicon
L. T. Anh, N. T. Cuong, P. T. Lam, M. Manoharan, H. Mizuta, H. Matsumura, N. Otsuka and D. H. Chi
Journal of Applied Physics, vol.119, 045703 (2016)

2015

Electrically Tunable van der Waals Interaction in Graphene-Molecule Complex
M. Muruganathan, J. Sun, T. Imamura and H. Mizuta
NANO Letters, vol.15, no.12, pp 8176-8180, DOI:10.1021/acs.nanolett.5b03653 (2015)

Tunneling in Systems of Coupled Dopant-Atoms in Silicon Nano-devices
D. Moraru, A. Samanta, K. Tyszka, L. T. Anh, M. Muruganathan, T. Mizuno, R. Jablonski, H. Mizuta and M. Tabe
Nanoscale Research Lett. 10:372 (10 pages) (2015)

Effect of Individual Dopants in Nano-SOI-MOSFETs and Nano-pn-Diodes
M. Tabe, D. Moraru, A. Samanta, K. Tyszka, H. N. Tan, Y. Takasu, R. Jablonski,
L. T. Anh, H. Mizuta, and T. Mizuno
ECS Transactions 69, 10, 189-195 (2015)

Defect-induced Fermi level pinning and suppression of ambipolar behaviour in graphene
Zakaria Moktadir, Shuojin Hang, Hiroshi Mizuta
Carbon 93, 325-334 (2015)

Position detection and observation of a conducting filament hidden under a top electrode in a Ta2O5-based atomic switch
A. Nayak, Q. Wang, Y. Itoh, T. Tsuruoka, T. Hasegawa, L. Boodhoo, M. Aono and H. Mizuta
Nanotechnology 26, 145702 (2015)

Fabrication and characterisation of suspended oxidised silicon nanowire channels for low power switching applications
L. Boodhoo, L. Crudgington, H. M. H. Chong, Y. Tsuchiya, Z. Moktadir, T. Hasegawa and H. Mizuta
Microelectronic Engineering 145, 66-70 (2015)

Lateral Plasma Etching Enhanced On/Off Ratio in Graphene Nanoribbon Field-Effect Transistor
J. Sun, T. Iwasaki, M. Muruganathan, and H. Mizuta,
Applied Physics Letters, 106 033509 (2015) 

Hydrogen Intercalation: An Approach to Eliminate Silicon Dioxide
Substrate Doping to Graphene
T. Iwasaki, J. Sun, N. Kanetake, T. Chikuba, M. Akabori, M. Muruganathan, and H. Mizuta,
Applied Physics Express,8 015101 (2015) doi:10.7567/APEX.8.015101

2014

Ultrasensitive in-plane resonant nanoelectromechanical sensors
S. Li, J. Wu, Z. M. Wang, Y. Jiang ed., Nanoscale Sensors (Lecture Notes in Nanoscale Science and Technology)
F. Arab Hassani, Y. Tsuchiya, A. Ionescu and H. Mizuta
ISBN 978-3319027715, pp.245-276, Springer, 2014.

Edge irregularities in extremely down-scaled graphene nanoribbon
devices: role of channel width
M Manoharan and Hiroshi Mizuta, Mater.
Res. Express, Vol. 1, 045605, 2014. DOI:10.1088/2053-1591/1/4/045605

Transport spectroscopy of interacting donors in silicon nano-transistors
D. Moraru, A. Samanta, L. T. Anh, T. Mizuno, H. Mizuta and M. Tabe
Scientific Reports, vol.4, pp 06219-1-6 (2014); doi:10.1038/srep06219

The impacts of electronic state hybridization on the binding energy of single phosphorus donor electrons in extremely downscaled silicon nanostructures
L. T. Anh, D. Moraru, M. Muruganathan, M. Tabe and H. Mizuta
Journal of Applied Physics, vol. 116, pp. 063705-1-9 (2014); doi: 10.1063/1.4893181

Low pull-in voltage graphene electromechanical switch fabricated with a polymer sacrificial layer
J. Sun, W. Wang, M. Muruganathan and H. Mizuta
Appl. Phys. Lett. 105, 033103 (2014)

Raman study of damage extent in graphene nanostructures carved by high energy ion beam
S. Hang, Z. Moktadir and H. Mizuta
Carbon 72, 233-241 (2014)

Metal-free plasma-enhanced chemical vapor deposition of large area nanocrystalline graphene
M. E. Schmidt, C. Xu, M. Cooke, H. Mizuta and H. M. H. Chong
Mater. Res. Express 1, 025031 (2014)

Fabrication and characterization of a double-clamped beam structure as a control gate for a high-speed non-volatile memory devices
M. A. García-Ramírez, A. M. Ghiass, Z. Moktadir, Y. Tsuchiya and H. Mizuta
Microelectronic Engineering 114, 22-25 (2014)

Sub-10 nm patterning by focused He-ion beam milling for fabrication of downscaled graphene nano devices
N. Kalhor, S. Boden and H. Mizuta
Microelectronic Engineering 114, 70-77 (2014)

2013

Point defect-induced transport gap widening in the downscaled graphene nanoribbon device
M. Muruganathan and Hiroshi Mizuta
Carbon 64, 416-423 (2013)
DOI:10.1016/j.carbon.2013.07.094

In-plane resonant nano-electro-mechanical sensors: A comprehensive study on design, fabrication and characterization's challenges (invited paper)
F. A. Hassani, Y. Tsuchiya and H. Mizuta
Special issue "State-of-the-Art Sensors Technology in the UK 2013", Sensors, vol.13, No.7,p9364-9387 (2013)

Dopant-Atom-Based Tunnel SOI-Mosfets
M. Tabe, D. Moraru, E. Hamid, A. Samanta, L. T. Anh, T. Mizuno and H. Mizuta
ULSI Process Integration 8 issue of "ECS Transactions" (ECST) from the ECS San Francisco meeting (2013)

Magnetoresistance in inhomogeneous graphene/meral hybrids
Z. Moktadir and H. Mizuta
J. Appl. Phys., vol.113, p083907 (6 pages) (2013)

Realization of Fully Tunable FinFET Double Quantum Dots with Close Proximity Plunger Gates
F. M. Alkhalil, J. I. Perez-Barraza, M. K. Husain, Y. P. Lin, N. Lambert, H. M. H. Chong, Y. Tsuchiya, D. A. Williams, A. J. Ferguson, S. Saito and H. Mizuta
Microelectronic Engineering (2013)
DOI:10.1016/j.mee.2013.02.007

VLSI Compatible parallel fabrication of scalable few electron Silicon Quantum Dots
Y. P. Lin, J. I. Perez-Barraza, M. K. Husain, F. M. Alkhalil, N. Lambert, D. A. Williams, A. J. Ferguson, H. M. H. Chong and H. Mizuta
IEEE Trans. Nanotechnol., No.2103.2263964 (2013)
DOI: 10.1109/TNA

Experimental and ab initio study of donor state deepening in nanoscale SOI-MOSFETs
D. Moraru, E. Hamid, Y. Kuzuya, T. Mizuno, L. T. Anh, H. Mizuta and M. Tabe
Trans. Mat. Res. Soc. Japan, vol.38, No.2, p261-264 (2013)

Electron-tunneling operation of single-donor-atom transistors at elevated temperatures
E. Hamid, D. Moraru, Y. Kuzuya, T. Mizuno, L. T. Anh, H. Mizuta and M. Tabe
Phys. Rev. B, vol.87, p085420 (5 pages) (2013)

2012

Strain effects on avalanche multiplication in a silicon nanodot array
N. Mori, H. Minari, S. Uno, H. Mizuta and N. Koshida
Jpn. J. Appl. Phys.,vol.51, p 04DJ01 (2012)

Nanofabrication with the Helium Ion Microscope
S. A. Boden, Z. Moktadir, F. M. Alkhalil, H. Mizuta, H. N. Rutt and D. M. Bagnall
Proc. MRS, vol.1412, mrsf11-1412-ff08-08 (2012)

Fabrication and ab initio study of downscaled graphene nanoelectronic devices (Invited Paper)
H. Mizuta, Z. Moktadir, S. A. Boden, N. Kalhor, S. Hang, M. E. Schmidt, N. T. Cuong, D. H. Chi, N. Otsuka, M. Muruagnathan, Y. Tsuchiya, H. Chong, H. N. Rutt and D. M. Bagnall
Proc. SPIE, vol.8462, p846206 (2012)

High on/off ratio and multimode transport in silicon nanochains single electron transistors
M. A. Rafiq, K. Masubuchi, Z. A. K. Durrani, A. Colli, H. Mizuta, W. I. Milne and S. Oda
Appl. Phys. Lett., vol.100, p113108 (2012)

Ab-initio calculations of electronic properties and quantum transport in U-shaped grapheme nanoribbons
N. T. Cuong, H. Mizuta, D. T. Cong, N. Otsuka and D. H. Chi
Int. J. Computational Materials Science and Engineering, vol.1, No.3, p1250030 (2012)

Focused Ion Beam Milling and Deposition of Tungsten Contacts on Exfoliated Graphene for Electronic Device Applications
M. E. Schmidt, Z. Johari, R. Ismail, H. Mizuta and H. M. H. Chong
Microelectronic Engineering, vol.98, p313 (4 pages) (2012)

Design and fabrication of densely integrated silicon quantum dots using a VLSI compatible Hydrogen silsequioxane electron beam lithography
Y. P. Lin, M. K. Husain, F. M. Alkhalil, N. Lambert, J. Perez-Barraza, A. J. Ferguson, H. M. H. Chong, Y. Tsuchiya and H. Mizuta
Microelectronic Engineering, vol.98, p386 (5 pages) (2012)

Photon-Induced Random Telegraph Signal Due to Potential Fluctuation of a Single Donor-Acceptor Pair in Nanoscale Si p-n Junctions
A. Udhiarto, D. Moraru, S. Purwiyanti, Y. Kuzuya, T. Mizuno, H. Mizuta and M. Tabe
Appl. Phys. Exp.,vol.5, p112201 (3 pages) (2012)

Conduction bottleneck in silicon nanochain single electron transistors operating at room temperature
M. A. Rafiq, K. Masubuchi, Z. A. K. Durrani, A. Colli, H. Mizuta, W. I. Milne and S. Oda
Jpn. J. Appl. Phys., vol.51, p025202 (2012)

2011

Theory of quasi-ballistic transport through nanocrystalline silicon dots
N. Mori, H. Minari, S. Uno, H. Mizuta and N. Koshida
Appl. Phys. Lett., vol.98, p062104 (2011)

Size effect on hopping conduction in silicon nanocrystals
X. Zhou, M.A. Rafiq, H. Mizuta and S. Oda
AIP Conf. Proc., vol.199, p321 (2010)

Experimental observation of enhanced electron-phonon interaction in suspended Si double quantum dots
J. Ogi, T. Ferrus, T. Kodera, Y. Tsuchiya, K. Uchida, D. A. Williams, S. Odaand H. Mizuta
Jpn. J. Appl. Phys., vol.49, p045203 (2010)

Scaling Analysis of Nanoelectromechanical Memory Devices
T. Nagami, Y. Tsuchiya, K. Uchida, H. Mizuta and S. Oda
Jpn. J. Appl. Phys., vol.49, p044304 (2010)

Suspended quantum dot fabrication on a heavily-doped silicon nanowire by suppressing unintentional quantum dot formation
J. Ogi, M. Ghiass, Y. Tsuchiya, K. Uchida, S. Oda and H. Mizuta
Jpn. J. Appl. Phys., vol.49, p044001 (2010)

Hybrid circuit analysis of a suspended-gate silicon nanodot memory (SGSNM) cell
M. A. G.-Ramirez, Y. Tsuchiya and H. Mizuta
Microelectronic Engineering, vol.87, p1284 (2010)

Design of New Logic Architectures Utilizing Suspended-gate Single-Electron Transistors
B. Pruvost, K. Uchida, H. Mizuta and S. Oda
IEEE Trans. Nanotechnology, vol.9, p504 (2010)

Vertical-coupled SiGe double quantum dots
C. B. Li, G. Yamahata, J. S. Xia, H. Mizuta, S. Oda and Y. Shiraki
Electron. Lett., vol.46, p940 (2010)

Helium ion beam milling and deposition
S. Boden, Z. Moktadir, D.M. Bagnall, H. Mizuta and H. Rutt
Microelectronics Engineering 88, p2452-2455 (2011)

Growth of Ge-Si nanowire heterostructures via chemical vapour deposition
C. B. Li, K. Usami, H. Mizuta and S. Oda
Thin Solid Films 519, pp4174-4176 (2011)

Towards nanoscale resonant gas sensor
C. Cobianu, B. Serban, V. Petrescu, J. Pettine, D. Karabacak, P. Offerman, S. Brongesma, V. Cherman, S. Armini, F. A. Hassani, M. A. Ghiass, Y. Tsuchiya, H. Mizuta, C. Dupre, L. Duraffourg, A. Koumela, D. Mercier, E. Ollier, D. Tsamados and A. Ionescu
Annals of the Academy of Romanian Scientists Series of Science and Technology of Information, vol.3, p39 (2010)

Hybrid Numerical Analysis of a high-speed and non-volatile suspended gate silicon nanodot memory
M. A. G.-Ramirez, Y. Tsuchiya and H. Mizuta
J. Computational Electronics, vol.10, No.1, p248 (2011)

Numerical analysis of zeptogram/Hz-level mass responsivity for in-plane resonant nano-electro-mechanical sensors
F. A. Hassani, C. Cobianu, S. Armini, V. Petrescu, P. Merken, D. Tsamados, A. M. Ionescu, Y. Tsuchiya and H. Mizuta
Microelectronic Engineering 88, vol.9, p 2879-2884 (2011)

A U-shaped bilayer graphene channel transistor with a very high Ion/Ioff ratio
Z. Moktadir, S. A. Boden, A. Ghiass, H. Rutt and H. Mizuta
Electron. Lett., vol.47, No.3, p199 (2011)

Strain distribution analysis of sputter-formed strained Si by tip-enhanced Raman spectroscopy
H. Hanafusa, N. Hirose, A. Kasamatsu, T. Mimura, T. Matsui, H. M. H. Chong, H. Mizuta and Y. Suda
Appl. Phys. Express, vol.4, p025701 (2011)

Si/Ge hole-tunneling double-barrier resonant tunneling diodes formed on sputtered flat Ge layers
H. Hanafusa, N. Hirose, A. Kasamatsu, T. Mimura, T. Matsui, H. M. H. Chong, H. Mizuta and Y. Suda
Appl. Phys. Express, vol.4, p024102 (2011)

Tailoring the thermal Casimir force with graphene
V. Svetovoy, Z. Moktadir, M. Elwenspoek and H. Mizuta
Euro Phys. Lett., vol.96, p14006 (2011)

Temperature insensitive conductance detection with surface-functionalised silicon nanowire sensors
M. A. Ghiass, S. Armini, M. Carli, A. M. Caro, V. Cherman, J. Ogi, S. Oda, Z. Moktadir, Y. Tsuchiya and H. Mizuta
Microelectronic Engineering 88, p 1753-1756 (2011)