Keio University

Published papers

GEMMA Masaya

1-16 items (total 16)

小型アクアポニックスにおける牡蠣殻の効果

Author
山吉勲宙, 源馬正也, 山吉菜央, 坂本智
Publication Title
Start Page 6 - End Page 11 (Publication Date)2026/03)
Authorship Category
Joint Work
Publication Category
Research paper (bulletin of university, research institution)
Peer-review Status
Without
ISSN
2433-9504

Lesson Study on Material Selection Using Low-Melting-Point Alloys in Junior High School

Author
Masaya GEMMA,Satoshi SAKAMOTO
Publication Title
Magazine name Journal of The Japan Society of Technology Education Publisher Japanese Society for Engineering Education Volume 74(Issue 2) Start Page 56 - End Page 61 (Publication Date)2026/03)
Role
First Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With
ISSN
1881-0764

Study on Selection of Low-Melting-Point Alloys Suitable for Casting Practice

Author
Masaya GEMMA,Satoshi SAKAMOTO
Publication Title
Magazine name Journal of The Japan Society of Technology Education Publisher The Japan Society of Technology Education Volume 67(Issue 4) Start Page 279 - End Page 290 (Publication Date)2025/12)
Role
First Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With
ISSN
2434-6101

Deformation Characteristics of Fiberboard due to the Localized Heating

Author
Masaya Gemma, Satoshi Sakamoto, Daisuke Kobayashi
Publication Title
Magazine name Wood Research Publisher Slovak Forest Products Research Institute Volume 70(Issue 3) Start Page 502 - End Page 514 (Publication Date)2025/10)
Role
First Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With
ISSN
1336-4561

Influence of the Material Properties on Microgrooving using Wire Tools Electrodeposited with Diamond Grains

Author
Masaya Gemma, Jiayu Liu, Satoshi Sakamoto
Publication Title
Magazine name International Journal of Engineering and Advanced Technology Volume Volume-11 Issue-1(Issue October 2021) Start Page 155 - End Page 161 (Publication Date)2021/10)
Role
First Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With
ISSN
2249-8958

The Influence of Intervention by Showing the Measurement Data of Surface Property in a Junior High School Metalworking Education

Author
Masaya GEMMA,Satoshi SAKAMOTO
Publication Title
Magazine name Journal of JSEE Publisher Japanese Society for Engineering Education Volume 72(Issue 6) Start Page 27 - End Page 32 (Publication Date)2024/11)
Role
First Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With
ISSN
1881-0764

Relationship Between the Usage Situation of Casting Teaching Materials and Teaching Circumstances of Them in Junior High School Technology Education

Author
Masaya GEMMA,Satoshi SAKAMOTO
Publication Title
Magazine name Journal of The Japan Society of Technology Education Publisher The Japan Society of Technology Education Volume 67(Issue 1) Start Page 1 - End Page 12 (Publication Date)2025/03)
Role
First Author Corresponding Author
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With
ISSN
2434-6101

Influence of the Brittle Behavior of Work Materials on Polishing Characteristics

Publication Title
Magazine name IOP Conference Series:Materials Science and Engineering (Publication Date)2017/09)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

Production of a South-Pointing Chariot Using a 3D Printer

Author
和田夢果,源馬正也,坂本 智
Publication Title
Magazine name Journal of the College of Education, Yokohama National University. The Natural Sciences Start Page 23 - End Page 30 (Publication Date)2025/02)
Authorship Category
Joint Work
Publication Category
Research paper (bulletin of university, research institution)
Peer-review Status
Without
ISSN
2433-9504

Fundamental Study on Cultivation Teaching Materials Focused on Collaboration between Technology Education and Home Economics

Author
⼭吉菜央,源⾺正也,坂本 智
Publication Title
Magazine name Journal of the College of Education, Yokohama National University. The Natural Sciences Start Page 31 - End Page 36 (Publication Date)2025/02)
Authorship Category
Joint Work
Publication Category
Research paper (bulletin of university, research institution)
Peer-review Status
Without
ISSN
2433-9504

Experimental investigation on microgrooving characteristics of ceramics using electroplated diamond wire tools

Author
S. Sakamoto, J. Liu, M. Gemma and T. Yakou
Publication Title
Magazine name JOURNAL OF MECHANICAL ENGINEERING AND SCIENCES Start Page 8829 - End Page 8836 (Publication Date)2022/06)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With
ISSN
2289-4659

Extremely Thin Metal Foil Blades as Cutting Tools for Hard and Brittle Materials

Publication Title
Magazine name MATEC Web of Conferences (Publication Date)2018/10)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

Fundamental Characteristics of Grooving Aiming at Reduction of Kerf Loss Using an Ultrafine Wire Tool

Publication Title
Magazine name IOP Conference Series:Materials Science and Engineering (Publication Date)2017/09)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

Influence of the brittle behavior of work materials on microgrooving

Publication Title
Magazine name Key Engineering Materials (Publication Date)2016/08)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

The Wear Characteristics of a Wire Tool in the Microgrooving of Ceramics

Publication Title
Magazine name Key Engineering Materials (Publication Date)2016/11)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Influence of the Characteristics of a Workpiece on the Slicing Characteristics Including Tool Wear

Publication Title
Magazine name MATEC Web of Conferences (Publication Date)2018/10)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With