-
単層フォトレジストによる1µm線幅リフトオフプロセスの評価—Lift-off Patterning of 1 µm Line Width using Single Layer Photoresist
佐々木 寛充, 森山 雅昭, 戸津 健太郎
電気学会論文誌. E, センサ・マイクロマシン部門誌 = IEEJ transactions on sensors and micromachines 143 (7) 204-210 2023/07
Publisher:
東京 : 電気学会
ISSN:
1341-8939
-
Evaluation of Thick-Film Photoresist for Grayscale Lithography Utilizing Direct Laser Writing
Peer-reviewed
庄子征希, 上瀧英郎, 森山雅昭, 戸津健太郎
電気学会論文誌 E 140 (5) 35-39 2020
Publisher:
ISSN:
1341-8939
-
Probing Surface Morphology using X-ray Grating Interferometry
Peer-reviewed
Wataru Yashiro, Susumu Ikeda, Yasuo Wada, Kentaro Totsu, Yoshio Suzuki, Akihisa Takeuchi
SCIENTIFIC REPORTS 9 14120 2019/10
DOI:
10.1038/s41598-019-50486-5
ISSN:
2045-2322
-
MEMS research is better together
Peer-reviewed
Kentaro Totsu, Masaaki Moriyama, Masayoshi Esashi
NATURE ELECTRONICS 2 (4) 134-136 2019/04
DOI:
10.1038/s41928-019-0236-z
ISSN:
2520-1131
-
Sol-Gel Deposition and Characterization of Lead Zirconate Titanate Thin Film Using Different Commercial Sols
Peer-reviewed
Masaaki Moriyama, Kentaro Totsu, Shuji Tanaka
SENSORS AND MATERIALS 31 (8) 2497-2509 2019
DOI:
10.18494/SAM.2019.2420
ISSN:
0914-4935
-
Fabrication of IoT Force Sensor Module in Five-day Program for Students as Part of Nanotechnology Platform Japan Project
Peer-reviewed
Kentaro Totsu, Masaaki Moriyama, Hiraku Watanabe, Toshiyuki Kikuta, Masahiro Hemmi, Masaaki Shoji, Takashi Yoshida, Masataka Tatsuta
SENSORS AND MATERIALS 31 (8) 2555-2563 2019
DOI:
10.18494/SAM.2019.2390
ISSN:
0914-4935
-
Isolation Characteristics of In-plane Feedthrough across Au/SiOx Seal Ring for Wafer-level RF MEMS Packaging
Peer-reviewed
M. Moriyama, Y. Suzuki, K. Totsu, H. Hirano, S, Tanaka
Proc. APCOT 2018 24-27 2018/06
-
Metal-Bonding-Based Hermetic Wafer-Level MEMS Packaging Technology Using In-Plane Feedthrough -Hermeticity and High Frequency Characteristics of Thick Gold Film Feedthrough-
Peer-reviewed
森山雅昭, 森山雅昭, 鈴木裕輝夫, 戸津健太郎, 平野栄樹, 田中秀治, 田中秀治
電気学会論文誌 E 138 (10) 485-494 2018
Publisher:
一般社団法人 電気学会
ISSN:
1341-8939
-
Accelerating MEMS Development by Open Collaboration at Hands-On-Access Fab, Tohoku University
Peer-reviewed
Kentaro Totsu, Masaaki Moriyama, Yukio Suzuki, Masayoshi Esashi
SENSORS AND MATERIALS 30 (4) 701-711 2018
DOI:
10.18494/SAM.2018.1804
ISSN:
0914-4935
-
Open collaboration based on hands-on access fabrication facility for MEMS
Masayoshi Esashi, Kentaro Totsu
Proceedings of the International Display Workshops 2 1315-1318 2017/01/01
ISSN:
1883-2490
-
Formation of extremely high-aspect Si sub-micron patterns with smooth wall for MEMS and X-ray devices
Peer-reviewed
Hayato Komatsu, Wataru Yashiro, Hidemi Kato, Johji Kagami, Kentaro Totsu, Masashi Nakao
2017 INTERNATIONAL CONFERENCE ON ELECTRONICS PACKAGING (ICEP) 487-490 2017
-
Simulation analysis of a miniaturized electron optics of the Massively Parallel Electron Beam Direct-Write (MPEBDW) for Multi-column system
Peer-reviewed
Akira Kojima, Naokatsu Ikegami, Hiroshi Miyaguchi, Takashi Yoshida, Ryutaro Suda, Shinya Yoshida, Masanori Muroyama, Kentaro Totsu, Masayoshi Esashi, Nobuyoshi Koshida
EMERGING PATTERNING TECHNOLOGIES 10144 2017
DOI:
10.1117/12.2257967
ISSN:
0277-786X
-
WAFER-TO-WAFER TRANSPORTABLE GOLD PARTICLE PLUG FOR SPOT VACUUM SEALING OF MEMS
Peer-reviewed
Toshinori Ogashiwa, Kentaro Totsu, Mitsutomo Nishizawa, Hiroyuki Ishida, Kenichi Inoue, Yuya Sasaki, Masayuki Miyairi, Shuji Tanaka, Masayoshi Esashi
2017 19TH INTERNATIONAL CONFERENCE ON SOLID-STATE SENSORS, ACTUATORS AND MICROSYSTEMS (TRANSDUCERS) 1304-1307 2017
DOI:
10.1109/TRANSDUCERS.2017.7994295
-
Development of a MEMS electrostatic condenser lens array for nc-Si surface electron emitters of the Massive Parallel Electron Beam Direct-Write system
A. Kojima, N. Ikegami, T. Yoshida, H. Miyaguchi, M. Muroyama, S. Yoshida, K. Totsu, N. Koshida, M. Esashi
ALTERNATIVE LITHOGRAPHIC TECHNOLOGIES VIII 9777 2016
DOI:
10.1117/12.2219338
ISSN:
0277-786X
eISSN:
1996-756X
-
Fabrication of Through Silicon Via with Highly Phosphorus-Doped Polycrystalline Si Plugs for Driving an Active-matrix Nanocrystalline Si Electron Emitter Array
Peer-reviewed
Naokatsu Ikegami, Takashi Yoshida, Akira Kojima, Hiroshi Miyaguchi, Masanori Muroyama, Shinya Yoshida, Kentaro Totsu, Nobuyoshi Koshida, Masayoshi Esashi
2016 IEEE 11TH ANNUAL INTERNATIONAL CONFERENCE ON NANO/MICRO ENGINEERED AND MOLECULAR SYSTEMS (NEMS) 2016
ISSN:
2474-3747
eISSN:
2474-3755
-
Hermetic Seal Bonding at Low-temperature with Sub-micron Gold Particles for Wafer Level Packaging
Peer-reviewed
Toshinori Ogashiwa, Kentaro Totsu, Mitsutomo Nishizawa, Hiroyuki Ishida, Yuya Sasaki, Masayuki Miyairi, Hiroshi Murai, Yukio Kanehira, Shuji Tanaka, Masayoshi Esashi
Proc. IMAPS 48th Annual International Symposium on Microelectronics 73-78 2015/10
-
Free-standing subwavelength grid infrared cut filter of 90 mm diameter for LPP EUV light source
Peer-reviewed
Yukio Suzuki, Kentaro Totsu, Masaaki Moriyama, Masayoshi Esashi, Shuji Tanaka
SENSORS AND ACTUATORS A-PHYSICAL 231 59-64 2015/07
DOI:
10.1016/j.sna.2014.07.006
ISSN:
0924-4247
-
Development of ballistic hot electron emitter and its applications to parallel processing: active-matrix massive direct-write lithography in vacuum and thin-film deposition in solutions
Peer-reviewed
Nobuyoshi Koshida, Akira Kojima, Naokatsu Ikegami, Ryutaro Suda, Mamiko Yagi, Junichi Shirakashi, Hiroshi Miyaguchi, Masanori Muroyama, Shinya Yoshida, Kentaro Totsu, Masayoshi Esashi
JOURNAL OF MICRO-NANOLITHOGRAPHY MEMS AND MOEMS 14 (3) 2015/07
DOI:
10.1117/1.JMM.14.3.031215
ISSN:
1932-5150
eISSN:
1932-5134
-
Development of Ballistic Hot Electron Emitter and its Applications to Parallel Processing: Active-Matrix Massive Direct-Write Lithography in Vacuum and Thin Films Deposition in Solutions
Peer-reviewed
N. Koshida, A. Kojima, N. Ikegami, R. Suda, M. Yagi, J. Shirakashi, T. Yoshida, H. Miyaguchi, M. Muroyama, H. Nishino, S. Yoshida, M. Sugata, K. Totsu, M. Esashi
ALTERNATIVE LITHOGRAPHIC TECHNOLOGIES VII 9423 2015
DOI:
10.1117/12.2085782
ISSN:
0277-786X
-
Review of Development and Performance Evaluation of Active-matrix Nanocrystalline Si Electron Emitter Array for Massively Parallel Electron Beam Direct-write Lithography
Peer-reviewed
池上尚克, 小島明, 宮口裕, 吉田孝, 吉田慎哉, 室山真徳, 菅田正徳, 越田信義, 戸津健太郎, 江刺正喜, 江刺正喜
電気学会論文誌 E 135 (6) 221-229 2015
Publisher:
Institute of Electrical Engineers of Japan
DOI:
10.1541/ieejsmas.135.221
ISSN:
1341-8939
-
An LSI for Massive Parallel Electron Beam Lithography: Its Design and Evaluation
宮口裕, 室山真徳, 吉田慎哉, 池上尚克, 小島明, 金子亮介, 戸津健太郎, 田中秀治, 越田信義, 江刺正喜
電気学会論文誌 E 135 (10) 374-381 2015
Publisher:
Institute of Electrical Engineers of Japan
DOI:
10.1541/ieejsmas.135.374
ISSN:
1341-8939
-
FREE-STANDING SUBWAVELENGTH GRID INFRARED REJECTION FILTER OF 90 MM DIAMETER FOR LPP EUV LIGHT SOURCE
Peer-reviewed
Yukio Suzuki, Kentaro Totsu, Masaaki Moriyama, Masayoshi Esashi, Shuji Tanaka
2014 IEEE 27TH INTERNATIONAL CONFERENCE ON MICRO ELECTRO MECHANICAL SYSTEMS (MEMS) 482-485 2014
DOI:
10.1109/MEMSYS.2014.6765682
-
Low-stress epitaxial polysilicon process for micromirror devices
Peer-reviewed
Yukio Suzuki, Kentaro Totsu, Hiraku Watanabe, Masaaki Moriyama, Masayoshi Esashi, Shuji Tanaka
IEEJ Transactions on Sensors and Micromachines 133 (6) 7-228 2013
DOI:
10.1541/ieejsmas.133.223
ISSN:
1341-8939 1347-5525
-
Tactile display using shape memory alloy micro-coil actuator and magnetic latch mechanism
Peer-reviewed
T. Matsunaga, K. Totsu, M. Esashi, Y. Haga
Displays 34 (2) 89-94 2013
DOI:
10.1016/j.displa.2013.03.001
ISSN:
0141-9382
-
Hands-on-access fabrication facility for MEMS Development and production
Kentaro Totsu, Masaaki Moriyama, Yukio Suzuki, Takahito Ono, Shinya Yoshida, Masayoshi Esashi
Proceedings of the International Display Workshops 2 1405-1408 2013
ISSN:
1883-2490
-
Hands-on-access facility for MEMS and semiconductor prototyping at Tohoku University
Kentaro Totsu, Masaaki Moriyama, Masayoshi Esashi
SSI 2012 - Smart Systems Integration Conference 2012 2012
Publisher:
Mesago Messe Frankfurt GmbH
-
Wafer Bonding of Polycrystalline Spinel with LiNbO3/LiTaO3 for Temperature Compensation of RF Surface Acoustic Wave Devices
K. Geshi, K. Teraoka, S. Kinoshita, M. Nakayama, Y. Imagawa, S. Nakayama, K. Hashimoto, S. Tanaka, K. Totsu, H. Takagi
2012 IEEE INTERNATIONAL ULTRASONICS SYMPOSIUM (IUS) 2726-2729 2012
DOI:
10.1109/ULTSYM.2012.0683
ISSN:
1948-5719
-
多機能なカテーテル評価のためのPVA-Hモデルを用いた循環路システムの開発
Peer-reviewed
橋田葉子, 小助川博之, 信太宗也, 斎木佳克, 松永忠雄, 戸津健太郎, 芳賀洋一, 太田信
人工臓器(日本人工臓器学会) 39 (2) 58 2010
ISSN:
0300-0818
-
Minimally invasive diagnostics and treatment using micro/nano machining
Peer-reviewed
Yoichi Haga, Tadao Matsunaga, Wataru Makishi, Kentaro Totsu, Takashi Mineta, Masayoshi Esashi
MINIMALLY INVASIVE THERAPY & ALLIED TECHNOLOGIES 15 (4) 218-225 2006/08
DOI:
10.1080/13645700600836224
ISSN:
1364-5706
eISSN:
1365-2931
-
Fabrication of three-dimensional microstructure using maskless gray-scale lithography
Peer-reviewed
Kentaro Totsu, Kenta Fujishiro, Shuji Tanaka, Masayoshi Esashi
SENSORS AND ACTUATORS A-PHYSICAL 130 387-392 2006/08
DOI:
10.1016/j.sna.2005.12.008
ISSN:
0924-4247
-
Development of medical and welfare microdevices using micro technology
Y. Haqa, T. Matsunaga, W. Makishi, K. Totsu, M. Esashi
IDW '06 - Proceedings of the 13th International Display Workshops 2 1595-1598 2006
-
Hermitically sealed Ultra-Miniature fiber-optic pressure sensor
S. Nakamura, T. Matsunaga, K. Totsu, M. Esashi, Y. Haga
IDW '06 - Proceedings of the 13th International Display Workshops 2 1553-1556 2006
-
Thin-Film In-Au Microjoint for MEMS Packaging
Peer-reviewed
Kentaro Totsu, Masayoshi Esashi
Proceedings of the Asia-Pacific Conference of Transducers and Micro-Nano Technology 2006
-
Optically Driven Microactuator for Two-Dimensional Optical Scanner
Peer-reviewed
Kentaro Totsu, Hyun-Chul Kang, Masayoshi Esashi
Proceedings of the Asia-Pacific Conference of Transducers and Micro-Nano Technology 2006
-
Development of high performance minimally invasive treatment devices using precision microfabrication technologies
芳賀洋一, 松永忠雄, 牧志渉, 戸津健太郎, 峯田貴, 江刺正喜
砥粒加工学会誌 50 (5) 245-248 2006
Publisher:
砥粒加工学会
ISSN:
0914-2703
-
Enhanced electron emission using indium tin oxide/silicon monoxide/gold structure
Peer-reviewed
Magdy Hussein Mourad, Kentaro Totsu, Shinya Kumagai, Seir Samukawa, Masayoshi Esashi
FUTURE MEDICAL ENGINEERING BASED ON BIONANOTECHNOLOGY, PROCEEDINGS 443-+ 2006
DOI:
10.1142/9781860948800_0048
-
Gray-scale photolithography using maskless exposure system
Peer-reviewed
K Totsu, M Esashi
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B 23 (4) 1487-1490 2005/07
DOI:
10.1116/1.1943438
ISSN:
1071-1023
-
Dynamic Braille display using SMA coil actuator and magnetic latch
Peer-reviewed
Y Haga, W Makishi, K Iwami, K Totsu, K Nakamura, M Esashi
SENSORS AND ACTUATORS A-PHYSICAL 119 (2) 316-322 2005/04
DOI:
10.1016/j.sna.2004.10.001
ISSN:
0924-4247
-
Electron emission from indium tin oxide/silicon monoxide/gold structure
Peer-reviewed
MH Mourad, K Totsu, S Kumagai, S Samukawa, M Esashi
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 44 (3) 1414-1418 2005/03
DOI:
10.1143/JJAP.44.1414
ISSN:
0021-4922
-
光導波路を用いた屈曲センサの開発
東谷旦, 戸津健太郎, 江刺正喜
生体医工学 43 (2) 2005
ISSN:
1347-443X
-
125 mu m diameter fiber-optic pressure sensor system using spectrometer- based white light interferometry with high-speed wavelength tracking
Peer-reviewed
K Totsu, Y Haga, T Matsunaga, M Esashi
2005 3rd IEEE/EMBS Special Topic Conference on Microtechnology in Medicine and Biology 170-173 2005
DOI:
10.1109/MMB.2005.1548416
-
Tactile display for 2-D and 3-D shape expression using SMA micro actuators
Peer-reviewed
T Matsunaga, K Totsu, M Esashi, Y Haga
2005 3rd IEEE/EMBS Special Topic Conference on Microtechnology in Medicine and Biology 88-91 2005
DOI:
10.1109/MMB.2005.1548391
-
Piezoelectric 2D microscanner for precise laser treatment in the human body
Peer-reviewed
H Akahori, Y Haga, T Matsunaga, K Totsu, H Iseki, M Esashi, H Wada
2005 3RD IEEE/EMBS SPECIAL TOPIC CONFERENCE ON MICROTECHNOLOGY IN MEDICINE AND BIOLOGY 166-169 2005
DOI:
10.1109/MMB.2005.1548415
ISSN:
1049-3565
-
Active bending ileus tube using shape memory alloy for treatment of intestinal obstruction
Peer-reviewed
Y Haga, M Mizushima, T Matsunaga, K Totsu, M Esashi
2005 3RD IEEE/EMBS SPECIAL TOPIC CONFERENCE ON MICROTECHNOLOGY IN MEDICINE AND BIOLOGY 249-252 2005
DOI:
10.1109/MMB.2005.1548440
ISSN:
1049-3565
-
Gray-scale lithography using mask-less exposure system
Peer-reviewed
K Totsu, K Fujishiro, S Tanaka, M Esashi
Transducers '05, Digest of Technical Papers, Vols 1 and 2 1441-1444 2005
DOI:
10.1109/SENSOR.2005.1497353
-
2-D and 3-D tactile pin display using SMA micro-coil actuator and magnetic latch
Peer-reviewed
T Matsunaga, W Makishi, K Totsu, M Esashi, Y Haga
TRANSDUCERS '05, DIGEST OF TECHNICAL PAPERS, VOLS 1 AND 2 325-328 2005
DOI:
10.1109/SENSOR.2005.1496422
-
Ultra-miniature fiber-optic pressure sensor using white light interferometry
Peer-reviewed
K Totsu, Y Haga, M Esashi
JOURNAL OF MICROMECHANICS AND MICROENGINEERING 15 (1) 71-75 2005/01
DOI:
10.1088/0960-1317/15/1/011
ISSN:
0960-1317
-
Optical MEMS for Minimally Invasive Therapy
芳賀洋一, 赤堀寛昌, 戸津健太郎, 和田仁, 江刺正喜
レーザー研究 33 (11) 754-760 2005
Publisher:
レ-ザ-学会
DOI:
10.2184/lsj.33.754
ISSN:
0387-0200
-
Ultra-Miniature Fiber-Optic Medical Pressure Sensor System Using White Light Interferometry
Peer-reviewed
K. Totsu, Y. Haga, M.M. Lwin, M. Esashi
Proc. of the Asia-Pacific Conference of Transducers and Micro-Nano Technology (APCOT) 2004 357-361 2004/07/04
-
Active Bending Long Intestinal Tube Using Shape Memory Alloy
Peer-reviewed
M. Mizushima, Y. Haga, K. Totsu, M. Esashi
Proceedings of the Asia-Pacific Conference of Transducers and Micro-Nano Technology (APCOT) 2004 893-896 2004/07/04
-
Narrow Interval 2-D Pin Display Using SMA Coil Actuator for Blind Person
Peer-reviewed
T. Matsunaga, Y. Haga, M. Mizushima, K. Totsu, M. Esashi
Proc. of the Asia-Pacific Conference of Transducers and Micro-Nano Technology (APCOT) 2004 306-309 2004/07/04
-
Piezoelectric 2D Microscanner for Intracorporeal Laser Treatment
Peer-reviewed
H. Akahori, Y. Haga, K. Totsu, M. Esashi, H. Wada
Proc. of the Asia-Pacific Conference of Transducers and Micro-Nano Technology (APCOT) 2004 211-214 2004/07/04
-
Three-axis magneto-impedance effect sensor system for detecting position and orientation of catheter tip
Peer-reviewed
K Totsu, Y Haga, M Esashi
SENSORS AND ACTUATORS A-PHYSICAL 111 (2-3) 304-309 2004/03
DOI:
10.1016/j.sna.2003.11.018
ISSN:
0924-4247
-
Active Catheter Using Shape Memory Alloy for Treatment of Intestinal Obstruction
Peer-reviewed
M. Mizushima, Y. Haga, K. Totsu, M. Esashi
J. Japan Society of Computer Aided Surgery 6 (1) 23-29 2004
DOI:
10.5759/jscas1999.6.23
ISSN:
1344-9486
-
Vacuum sealed ultra miniature fiber-optic pressure sensor using white light interferometry
Peer-reviewed
K Totsu, Y Haga, M Esashi
BOSTON TRANSDUCERS'03: DIGEST OF TECHNICAL PAPERS, VOLS 1 AND 2 931-934 2003
DOI:
10.1109/SENSOR.2003.1215628
-
Active Bending Tube Using Shape Memory Alloy for Treatment of Intestinal Obstruction
MIZUSHIMA M, HAGA Y, TOTSU K, ESASHI M
Journal of Japan Society of Computer Aided Surgery : J.JSCAS 5 (3) 265-266 2003
ISSN:
1344-9486
-
Development of active catheter, active guide wire and micro sensor systems
Peer-reviewed
Y Haga, T Mineta, K Totsu, W Makishi, M Esashi
INTERVENTIONAL NEURORADIOLOGY 7 125-130 2001/12
ISSN:
1591-0199
eISSN:
2385-2011
-
Sensor Development for Occlusal Force and Relative Position
Peer-reviewed
Kouichi Nozaki, Kentaro Totsu, Shinan Wang, Masayoshi Esashi, Kazuto Kuroe, Toshio Sata
IEEJ Transactions on Sensors and Micromachines 120-E (4) 150-155 2000
DOI:
10.1541/ieejsmas.120.150
ISSN:
1341-8939
-
Magnetic Sensor System for Detecting Position and Orientation of a Catheter Tip
Peer-reviewed
K. Totsu, Y. Haga, M. Esashi
Trans. IEE Japan 120-E (5) 211-218 2000
DOI:
10.1541/ieejsmas.120.211
ISSN:
1341-8939