研究実績（坂元教員）

2025

1.Pull–Push Interaction between Ions and Synthetic Polymers in All-Fiber Triboelectric Nanogenerators for Wireless Healthcare Applications, Hao Duo, Yang Liu, Haitao Wang, Hiroaki Sakamoto,

ACS Omega, 10, 45633-45643 (2025)

2024

1. Ag2S-Film-Formation Mechanism in a Silver/Carbon Comb-Structured Biochemical Corrosion-Monitoring Sensor for Detecting H2S Released from Escherichia coli,

Michiyo Nakatsu, Mai Sugimoto, Chiyako Touge, Fumihiro Nishimura and Hiroaki Sakamoto

Journal of The Electrochemical Society, 172, 027513 (2025)

2. Investigation of a self-powered biosensor using a brush-based triboelectric nanogenerator and an enzymatic reaction

Tomohiro Komatsu, Rino Uejima, Hiroaki Sakamoto,

Bioelectrochemistry, 163, 108878 (2024)

3. Adsorption characteristics of virus-mimetic fluorescent nanoparticles on polymer fiber material surfaces

Rina Uchida, Ayuri Mitsuno, Tomohiro Komatsu, Chisato Sakamoto, Satoshi Amaya, Satoshi Migita, Eiichiro Takamura, Hiroaki Sakamoto

Biochemical Engineering Journal,231, 109534 (2024)

4.Hydrogen-bond enhanced interior charge transport and trapping in all-fiber triboelectric nanogenerators for human motion sensing and communication

Hao Duo, Haitao Wang, Shota Shima, Eiichiro Takamura, Hiroaki Sakamoto

Nano Energy, 131, 110297 (2024)

5.A novel RNA sensor based on dynamics of oligonucleotide-functionalized Janus particles driven by rotational diffusion

Maho Koda, Shuto Yajima, Satoshi Amaya, Wei-Long Chen, Han-Sheng Chuang, Eiichiro Takamura, Hiroaki Sakamoto, Shin-ichiro Suye

Sensor and Actuators A: Physical, 397, 115920 (2024)

6.Selective miR-21 detection technology based on photocrosslinkable artificial nucleic acid-modified magnetic particles and hybridization chain reaction

Y. Watanabe, S. Yajima, M. Koda, A. Kinjou, A. Koto, E. Takamura,H. Sakamoto* ,Shin-ichiro Suye

Biosensors and Bioelectronics, 247, 115920 (2024)

2023

1. Promoting Degradation of Polyamide-Microplastic Fibers Using Hydroxy Radical Generated by Electrochemical Advanced Oxidation Processes

T. Meboso, Y. Takatsuji, E. Takamura, T. Haruyama, H. Sakamoto

Journal of The Electrochemical Society, 170, 123505 (2023)

2. A Biochemical Corrosion Monitoring Sensor with a Silver/Carbon Comb Structure for the Detection of Living Escherichia coli

C. Touge, M. Nakatsu, M. Sugimoto, E. Takamura, and H. Sakamoto*

ACS Omega, 8, 435111-43520 (2023)

3. Development of Self-powered Biosensor for Fish Health Monitoring

T. Meboso, K. Hashimoto, H. Sakamoto*, S. Amaya, S. Torisawa, Y. Mitsunaga, and T. Saiki

Sensors and Materials, 35, 4491-4500 (2023)

4. Output Behavior of Fall Detection Sensor Using Brush-Based Triboelectric Nanogenerator Depending on Fiber Characteristics

T. Komatsu, R. Uejima, S. Shima, Y. Uchiyama, E. Kobayashi, E. Takamura and H.Sakamoto

INTEGRATED FERROELECTRICS, 237, 47-57 (2023)

5. Relationship between output voltage of water droplet-based electricity nanogenerator and electrolyte concentration

S. Shima, R. Uejima, E. Takamura, H. Sakamoto*

Nano Energy, 12, 108503 (2023)

6. One‑dimensional array of nanoparticles using segmented polyurethane nanofibers as a template for enhanced catalytic efficiency

T. Meboso, S. Goto, E. Takamura, H. Sakamoto*

Colloids and Polymer Science (2023)

DOI: https://doi.org/10.1007/s00396-023-05100-6

7. Driving Characteristics of Conductive Stainless-steel Fibers

T. Komatsu, A. Shimizu, Y. Nishikawa, S. Shima, S. Amaya E. Takamura, H. Sakamoto

IEEJ Transactions on Sensors and Micromachines, 143, 21-25 (2023)

2022

1. Micro Stirrer with Heater Mounted on SAW Actuator for High-speed Chemical Reaction

M. Takahashi, A. Yamaguchi, Y. Utsumi, M. Takeo, S. Amaya, H. Sakamoto and T. Saiki

Journal of Photopolymer Science and Technology, 35, 147-151 (2022)

2. Omni-directional detectable textile brush-based triboelectric nanogenerators

T. Komatsu, Y. Nishikawa, S. Shima, Y. Uchiyama, E. Kobayashi, E. Takamura, H. Sakamoto*

Sensors and Actuators: A. Physical, 345, 113803 (2022)

3. Analysis of Local Viscosity in Alginate Gel via Bead-based Diffusometry

A. Koto, S. Nishimoto, H. Sakamoto*, H. S. Chuang, H. Uematsu, S. Tanoue, E. Takamura, S. Suye

Sensor and Materials, (2022)

4. Development of Colorimetric DNA Sensing System for Methicillin-resistant Staphylococcus aureus without Bond/Free Separation by Size Separation of Gold Nanoparticle Conjugates Using 2,2,6,6-Tetramethylpiperidine 1-oxyl (TEMPO)-oxidized Cellulose Nanofiber Cross-linked Filters

S. Kezuka, H. Nakayama, Y. Morita, H. Sakamoto*, T. Kitamura, M. Hashimoto, E. Takamura, S. Suye

Sensor and Materials (2022)

5. Photo-Cross-Linked Probe-Modified Magnetic Particles for the Selective and Reliable Recovery of Nucleic Acids

S. Yajima, A. Koto, M. Koda, H. Sakamoto*, E. Takamura, S. Suye

ACS Omega (2022)

6. Preparing a pore-size-controlled TEMPO oxidized cellulose nanofiber substrate for enzyme immunoassay applications

H. Nakayama,S. Kezuka,Y. Morita, T. Kitamura, E. Takamura,H. Sakamoto*

Process Biochemistry, 117, 174-179 (2022)

7. A DNA functionalized advanced electrochemical biosensor for identification of the foodborne pathogen Salmonella enterica serovar Typhi in real samples

M. S. Bacchu, M. R. Ali, S. Das, S. Akter, H. Sakamoto*, S. Suye, M. M. Rahman, K. Campbell, M. Z. H. Khan

Analytical Chimica Acta, 1192, 339332 (2022)

2021

1. Highly efficient multi-step oxidation bioanode using microfluidic channels

T. Komatsu, K. Hishii, M. Kimura, S. Amaya, H. Sakamoto*, E. Takamura, T. Satomura, S. Suye

International Jounal of Molecular Science, 22, 13503 (2021)

2. An all-fibrous triboelectric nanogenerator with enhanced outputs depended on the polystyrene charge storage layer

H. Wang, H. Sakamoto*, H. Asai, J. H. Zhang, T. Meboso, Y. Uchiyama, E. Kobayashi, E. Takamura, S. Suye

Nano Energy, 90 (2021)

3. Electrochemical sensor based on electroactive polymer and sulfo-group-functionalized graphene oxide composite for detection of dopamine

N. Li, H. Sakamoto*, E. Takamura, H. Zheng, S. Suye

Sensor and Materials, Vol. 33 (2021)

4. Immobilization of multicopper oxidase from Pyrobaculum aerophilum onto an electrospun-alined single-walled carbon nanotube surface via a carbon-nanotube-binding peptide for biocathode

H. Sakamoto*, R. Futamura, I. Fujiwara, T. Meboso, N. Li, E. Takamura, T. satomura, S. Suye

J. Appl. Polym. Sci. (2021)

5. Morphological conversion to aligned electrospun fibers through the enhancement of electric field caused by addition of silver nitrate

H. Wang, H. Sakamoto*, E. Takamura, S. Suye

Fibere and Polymers (2021)

6. A high performance nanocomposite based bioanode for biofuel cell and biosensor application

N. Li, H. Sakamoto*, E. Takamura, H. Zheng, S. Suye

Analytical Biochemistry (2021)

7. Electrochemical characteristics of a gold nanoparticle-modified controlled enzyme-electrode contact junction electrode

S. Mori, Y Kitta, H. Sakamoto*, E. Takamura, S. Suye

Biotechnol. Lett., (2021)

2020

1. Biocathode design with highly-oriented immobilization of multi-copper oxidase from Pyrobaculum aerophilum onto a single -walled carbon nanotube surface via a carbon nanotube-binding peptide

H. Sakamoto*, R. Futamura, A. Tonooka, E. Takamura, T. Satomura, S. Suye

Biotechnol. Progress., 2020;e3087

1. Formation of one-dimensional arrays of nanoparticles using segmented polyurethane nanofiber prepared by electrospinning

T. Meboso, M. Horie, H. Sakamoto*, E. Takamura, S. Suye

Nanotechnology, 31, 455606 (2020)

2. Enhanced and prolonged activity of enzymes adsorebd on TEMPO-oxidized cellulose nanofibers

A. Yamaguchi, H. Nakayama, Y. Morita, H. Sakamoto*, T. Takamura, M. Hashimoto, S. Suye

ACS OMEGA, 5, 18826-18830 (2020)

3. 書籍『酵素トランスデューサーと酵素技術展開 －酵素センサ，バイオ電池，そして酵素処理応用（食品，医薬，修復）－』 シーエムシー出版 (2020)

第22章　酵素工学からのアプローチによるバイオ電池のためのバイオデバイス構築

髙村映一郎，坂元博昭，末信一朗

4. Nanofiber-guided orientation of electrospun carbon nanotubes and fabrication of aligned CNT electrodes for biodevice applications

H.Sakamoto*, I.Fujiwara, E.Takamura, S.Suye

Mater. Chem. Phys., 245, 122745 (2020)

5. Electrochemical characteristics of a hyperthermophilic enzyme in microdroplets stirred and heated by surface acoustic waves

H.Sakamoto＊, H.Shoji, S.Amaya, T.Saiki, E.Takamura, T.Satomura, S.Suye

Biotechnology Progress, in press (2020)

2019

1. 書籍『ナノファイバーの製造・加工技術の応用事例』 技術情報協会出版 (2019)
原子間力顕微鏡によるポリウレタンナノファイバーのナノ表面解析

2. Culture-free detection of methicillin-resistant Staphylococcus aureus by using self-driving diffusometric DNA nanosensors
J.Wang, Y.Tung, K.Ichiki, H.Sakamoto, T.Yang, S.Suye, H.Chuang
Biosensor and Bioelectronics, 143, 111817 (2020)

3. Structure retention of proteins interacting electrostatically with TEMPO-oxidized cellulose nanofiber surface
A. Yamaguchi, H. Sakamoto*, T. Kitamura, M. Hashimoto, S. Suye
Colloid and Surface B : Biointerface, 183, 110392 (2019)

4. Effect of electrothermal heat on driving of polymer nanofiber as an actuator
Y. Sunahase, S. Mitsui, S. Amaya, H. Sakamoto*, S. Suye
Sensor and actuator A : Physical, 295, 231-236 (2019)

5. Improvement in electron transfer efficiency between multicopper oxidase and electrode by immobilization of directly oriented enzyme molecules
E. Takamura, H. Suzuki, T. Nakamura, H. Sakamoto, T. Satomura, H. Sakuraba, T. Ohshima, S. Suye
J.Fiber Sci. Technol., 75, 47-51 (2019)

6. 太さの異なるナノファイバーへのタンパク質吸着特性
坂元博昭＊，目細太一，末信一朗
電気学会論文誌E(センサ・マイクロマシン部門誌) 139 (6) (2019)

7. Effect of polymer type on the performance of a nanofiber mat actuator
H. Asai, T. Okumura, H. Sakamoto, K. Nakane
Polym. J., 51, 523-528 (2019)

8. Effect of multicopper oxidase orientation in mutiwalled carbon nanotube biocathods on direct electron transfer
E. Takamura, T. Nakamura, H. Sakamoto, T. Satomura, H. Sakuraba, T. Ohshima, S. Suye
Biotechnol. Appl. Biochem., in press doi: 10.1002/bab.1710

2018

1. D-Lactate electrochemical biosensor prepared by immobilization of thermostable dye-linked D-lactate dehydrogenase from Candidatus Caldiarchaeum subterraneum.

T. Satomura, J. Hayashi, H. Sakamoto, T. Nunoura, Y. Takaki, K. Takai, H. Takami, T. Ohshima, H. Sakuraba, S. Suye. J.

Biosci. Bioeng., 126, 425 (2018) doi: 10.1016/j.jbiosc.2018.04.002

2. Development of Biofuel Cell Using a Complex of Highly Oriented Immobilized His-Tagged Enzyme and Carbon Nanotube Surface Through a Pyrene Derivative

H. Sakamoto＊, A Koto, E. Takamura, H. Asakawa, T. Fukuma, T. Satomura, S. Suye

J. Nanosci. Nanotechnol., 19, 3551 (2019) doi: 10.1166/jnn.2019.16121

3. A l-proline/O2 biofuel cell using l-proline dehydrogenase (LPDH) from Aeropyrum pernix

A. Tonoka, T. Komatsu, S. Tanaka, H. Sakamoto＊, S. suye

Mol. Biol. Rep., 45, 1821 (2018) doi : 10.1007/s11033-018-4328-z

4. Development of a high-sensitive electrochemical detector with micro-stirrer driven by surface acoustic waves

H. Sakamoto＊, H. Kitanishi, S. Amaya, T. Saiki, Y. Utsumi, S. Suye

Sens Actuat. B-Chem., 206 705-709 (2018)

2017

1. Characterization of protein adsorption on stretched polyurethane nanofibers prepared by electrospining

Y. Morita, H. Sakamoto＊, S. Suye

RSC Adv., 7, 56484-56488 (2017)

2. Fabrication and characterization of fe/polyurethane nanofiber actuator prepared by electrospinning

H. Sakamoto＊, S. Ammaya, Y. Sunahase, S. Suye

J. Fiber. Sci. Technol., 73, 135-138 (2017)

3. Evaluation of protein adsorption onto a polyurethane nanofiber surface having different segment distributions

Y. Morita, G. Koizumi, H. Sakamoto＊, S. Suye

Mater. Chem. Phys., 187, 1-4 (2017)

4. An electrochemical DNA sensing system using modified nanoparticle probes for detecting metisillin-resistant Staphylococcus aureus

H. Sakamoto＊, Y. Amano, T. Satomura, S. Suye

Meth. Mol. Biol., 2, 13-22 (2017)

5. Design of a multi-enzyme reaction on a electrode surface for an L-glutamate biofuel anode

H. Sakamoto, T. Komatsu, K. Yamasaki, T. Satomura, S. Suye

Biotech. Lett., 39 235-240 (2017)

2016

1. エレクトロスピニング法びよる導電性ナノファイバーの開発

坂元博昭＊，藤田聡、末信一朗

電気学会論文誌E(センサ・マイクロマシン分門) 136, 461-464 (2016)

2. Construction of biointerface on a carcon nanotube surface for efficient electron transfer

Y. Amano, A. Koto, S. Matsuzaki, H. Sakamoto＊, T. Satomura, S. Suye

Matt. Let. 174, 184-187 (2016)

2015

1. A novel optical biosensing sysetem using mach-zehnder-type optical waveguide for influenza virus detection

H. Sakamoto, Y. Minpou, T. Sawai, Y. Enami, S. Suye

Appl. Biochem. Biotech., 178, 687-694 (2015)

2. Construction of a biocathode using the multicopper oxidase from the hyperthemophilic archaeon, Pyrobaculum aerophilum : toward a long-life biobattery

H. Sakamoto, T. Uchii, K. Yamaguchi, A. Koto, E. Takamura, T. Satomura, H. Sakuraba, T. Oshima, S. Suye

Biotech. Lett, 37, 1399-1404 (2015)

3. A bienzyme electrochemical biosensor for the detection of collagen L-hydroxyproline

H. Sakamoto, K. Watanebe, A. Koto, G. Koizumi, T. Satomura, S. Suye

Sens. Biosens. Res. 4, 37-39 (2015)

4. A smart DNA sensing sysetem for detecting methicillin-resistant Sraphylococcus aureususing modified nanoparticle probes

K. Watanabe, N. Kuwata, H. Sakamoto, Y. Amano, T. Satomura, S. Suye

2014

1. Efficient direct electron transfer for a highly oriented PQQ-GDH immobilized electrode for bioanode

A. Koto, S. Taniya, H. Sakamoto＊, T. Satomura, H. Sakuraba, T. Ohshima, S. Suye

J. Biosens. Bioelectron., 5, 1000148 (2014)

2. Atomic force microscopy visualization of hard segment alignment in stretched polyurethane nanofibers prepared by electrospinning

H. Sakamoto＊, H. Asakawa, T. Fukuma, S. Fujita, S. Suye

Sci. Technol. Adv. Mater., 15, 015008 (6 pages) (2014)

2013

1. Capillary phenomenon-based pump-less biochip for uric acid determination

H. Sakamoto＊, R. Hatsuda, K. Miyamura, S. Sugiyama

Micro. Nano. Lett., 8, 274-276 (2013)

2. Dependence of electrochemical current on depth of micro-flow channel for uric acid determination

H. Sakamoto＊, R. Hatsuda, K. Miyamura, S. Sugiyama

Adv. Sci. Eng. Med., 5, 1-4 (2013)

2012

1. Plasma separation PMMA device driven by capillary force controlling surface wettability

H. Sakamoto＊, R. Hatsuda, K. Miyamura, S. Sugiyama

Micro. Nano. Lett., 7, 64-67 (2012)

2011

1. Electrochemical selective detection of uric acid using a copper-modified carbon electrode

H. Sakamoto＊, R. Hatsuda, K. Miyamura, H. Shiraishi, S. Sugiyama

Anal. Sci., 27, 333-335 (2011)

2010

1. Electrochemical preparation of junction between a molecule and solid surface through metal coordinative peptide tag

H. Sakamoto, T. Haruyama

Colloids Surf. B, 79, 83-87 (2010)

2007

1.Smart immobilization of oligopeptides through electrochemical deposition onto surface

H. Sakamoto, S. Ikeno, T. Kato, N. Nishino, T. Haruyaa

Anal. Chem. Acta, 604, 76-90 (2007)

2006

1. Reversible molecular immobilization on a metal surface through electrochemical reaction

T. Haruyama, H. Sakamoto, S. Ikeno

J. Adv. Sci.,18, 39-40 (2006)