team MaT: Powder and Electrostatics

粉と静電気

team MaT: Laboratory of Powder and Electrostatics

粉体工学
静電気学
粉体の帯電
接触・摩擦帯電の発生機構
帯電量測定技術
粒子挙動への静電気力の影響
放電現象
粒子径計測技術
粒子径分布の統計
篩精度評価

Research interests

Powder technology
Electrostaics
Electrostatic charging of powder/particles
Mechanism of contact/tribo-charging
Measurement of electrostatic charge
Electrostatic interaction of particles
Gas discharge
Particle size analysis
Statistics of particle size distribution (PSD)
Evaluation of accuracy of test sieves

松山達
教授
創価大学理工学部共生創造理工学科
〒192-8577
東京都八王子市丹木町 1-236
tel&fax: 042-691-8169

Tatsushi Matsuyama, Ph.D.
professor
Faculty of Science and Engineering
Soka University
Hachioji, Tokyo 192-8577, JAPAN
tel&fax: +81(0)42-691-8169

LinkedIn (sorry, I am not an intensive user of LinkedIn)
My private life in Facebook (public access is limited)

STEP: international workshop on Static-Tribo-Electricity of Powder
- STEP-V: Virtual symposium on Static-Tribo-Electricity of Powder
- Real STEPs (face-to-face meetings)
  - STEP-1
  - STEP-2
  - STEP-3
  - STEP-4
  - STEP-5 (postponed due to COVID-19 pandemic)
粉体工学会
The Society of Powder Technology, Japan
日本粉体工業技術協会
The Association of Powder Process Industry and Engineering, Japan (APPIE)
- 粉体工業展（東京）：POWTEX Tokyo
- 粉体工業展（大阪）：POWTEX Osaka
- 粉体技術総覧
- 粉体工学研究者総覧＠粉体技術総覧
静電気学会
The Institute of Electrostatics Japan
Electrostatics Society of America
ISO/TC 24:Particle characterization including sieving
- ISO/TC 24/SC 4: Particle characterization
- ISO/TC 24/SC 8: Test sieves, sieving and industrial screens

my recent photo ;p

Social contributions
International standardization of particle characterization
粉体工学における標準化活動

appointment:
- vice chairperson: ISO/TC 24/SC 4: Particle characterization
- convenor: ISO/TC 24/SC 4/WG 6: Laser Diffraction Method
- shadow convenor: ISO/TC 24/SC 4/ WG 8: Image Analysis Method
- head of Japanese delegation: ISO/TC 24: Particle characterization including sieving
- head of Japanese delegation: ISO/TC24/SC 8: Test sieves, sieving and industrial screens
cotributions:
- ISO 13320:2020 Particle size analysis — Laser diffraction methods
- ISO 13322-1:2014 Particle size analysis — Image analysis methods — Part 1: Static image analysis methods
- JIS Z 8829:2020 粒子径解析－粒子軌跡解析（PTA）法
- JIS Z 8801-1:2019　試験用ふるい−第1部：金属製網ふるい
- JIS Z 8819-2:2019　粒子径測定結果の表現−第2部：粒子径分布からの平均粒子径及びモーメントの計算
- JIS Z 8827-1:2018 　粒子径解析−画像解析法−第1部：静的画像解析法
- JIS Z 8890:2017 　粉体の粒子特性評価−用語
- JIS Z 8825:2013 　粒子径解析−レーザ回折・散乱法

研究テーマ

金属板との連続衝突による１個粒子の電荷蓄積過程の追跡
複数粒子の閉空間中振盪帯電
粒子振盪帯電のDEMによる解析
篩操作による粉体の帯電量計測装置の開発
絶縁性フィルム・金属間の接触電位差測定装置の開発

Present projects

Direct measurement of charge accumulation process by cascade impacts of a single particle onto metal plate
Electrostatic charging of multiple particles in a shaker
DEM analysis of charging process of particles in a shaker
Development of a new apparatus measuring charge generation of powder by sieving
Development of a new apparatus to measure contact potential difference between polymer film and metal

研究ノート

摩擦帯電のメカニズム（執筆構想（妄想）中）
粒子帯電量計測法　（執筆構想（妄想）中）
Mie散乱理論のノート（執筆構想（妄想）中）

Notes

Mechanism of generation of contact charging (in the air, maybe)

How to measure particle charge (in the air, maybe)

Mie Scattering Note (in the air, maybe)

2021
- ESA annual meeting, 14-16 June, Oklahoma, USA
- STEP-6, 9-10 October, Kyoto Japan
- APT2021, 11-13 October, Osaka Japan
- 粉体工業展（大阪），13-15 October
- ISO/TC24/SC4 fall meeting, 15-16 October,Osaka, Japan
2020
- TC24/SC4 spring meeting, 24-27 March (on Zoom)
- ~~粉体工学会春期，26-27 May~~（中止）
- ~~STEP-5, 27-29 May, Newcastle, Australia~~ (postponed)
- ~~ESA Annual meeting, 7-10 June, Prince Edward Island, Canada~~ (canceled)
- ~~ふるい分科会，16 June~~（中止）
- ~~製剤機械技術学会，23 June~~（中止）
- ~~粉体工学会夏期シンポジウム，6-7 July~~（中止）
- ISHPMIE2020, 27-31 July, Braunschweig, Germany (on Zoom, partially)
- ~~粉体に関する討論会，14-16 September~~（中止）
- 静電気学会，24-25 September (on Zoom)
- ISO/TC24, 25 September (on Zoom)
- ISO/TC24/SC4 fall meeting, 9/29-10/2 (on Zoom)
- ~~粉体工学会関東談話会，8-9 October~~（中止）
- ISO/TC24/SC8, 13 October (on Zoom)
- 粉体工学会秋期，17-18 November
- 粉体工業展（東京），18-20 November

2020 July 22: update.

2017 July 14: a small update.

2016 September 24: minor revision on the choice of font-family..., still not convinced?

2016 September 22: Event calendar was added.
2016 September 22: major revision of the cover page structure.
2016 September 21: direction page was released.
2016 September 20: major update of the cover page.
2008 October 10: the web-page of teamMaT was firstly released.