浮遊する微粒子の構造化と集積化について、従来まで考証されていなかった物質の輸送に対する「駆動力のバランス」の視点からの技術手法を開発した。We have developed methods for synthesis & structuring suspended particles from the viewpoint of “balance of the driving force on the transport of matter”, which has not been considered before.
Tag: Electrochemistry
電極の設計による水中の磁鉄鉱ナノ粒子の量産化. Design of electrode structure for production of magnetite nanoparticles in water.
◆環境に優しい（磁性）ナノ粒子製造プロセスを提案。◆水と鉄（電極）以外に化学薬品は必要ない
*Environmentally friendly process for (magnetic) nanoparticles. *No chemicals are needed, except water and iron (electrode).
液体中の粒子の電荷とエアロゾル化時の帯電による粒子膜の光学特性の調整 Tuning the optical properties of particle films by the charge of the particles in the liquid and the charge during aerosolization.
Interaction between surface charge (zeta potential) of colloidal nanoparticles and the charge induced droplets suspended in the gas phase by electrospray is investigated for the first time. 液相中のナノ粒子の表面電荷（ゼータ電位）と気相中操作（静電噴霧）により懸濁液滴の荷電（電荷）の間の相互作用について初めての研究。
A doctoral student presented in Asian Aerosol Conference 2017 (Jeju, Korea)博士学生が韓国で発表した。
Presenter: F. Faizal (Doctoral student), Co-author: S. Yokote (Master-student), M. P. Khairunnisa (former doctoral student, now with Ministry of Higher Education, Malaysia), W. Lenggoro “Direct- and Electrospray-Depositions of Particles Derived from Burning Candles” DATE: JULY 2 – 6, 2017, VENUE: ICC JEJU, JEJU, KOREA * Presentation by student >> LIST
Collection of fine particles in tap water (drinking water) by electrophoresis. 電気泳動法で水道水（飲料水）中の微粒子の採集
Other “intro” of papers from our lab >> /tag/paper/ Removal of iron-oxide particles after post-filtration in local potable water using an electrophoretic method Collaborated with: Univ. Putra Malaysia; Univ. Teknologi MARA, Malaysia Journal of Water Process Engineering: Vol. 9, Feb. 2016, Pages 208–214. doi: Full text/PDF: Researchgate, or here Keywords: Electrophoretic deposition; Fibre electrodes; Limiting flux;…
Visited Chemical Engineering ITB, Bandung with Dr. Pramujo. （卒業生が教員）バンドン工科大学を訪問
2015/Sept/3: Lenggoro visited Dept. of Chemical Engr. ITB, with 8 fellows (including 4 CEOs) from Society of Powder Technology Japan. A lecturer, Dr. Pramujo Widiatmoko (a TUAT Alumnus) kindly welcomed us. ……….. Link between our group and ITB : 当研究室とITBとの関係: /tag/itb/
微粒子の散布で表面の「分子層」を可視化 Visualization of “molecular layer” by spraying nanoparticles.
Aerosol nanoparticle sensor system for probing a layer of organic molecules, at sub-100 nm resolution . 応用：残留農薬, PM2.5, 半導体表面の検査
Plant-derived materials for a synthesis of battery powder.電池用粉末の合成に植物由来の原料を使ってみました。
Without a milling process (break-down) process, Lithium-battery material can be synthesized, in submicron size (100-600 nm) through glucose-assisted combustion synthesis.（植物由来原料）グルコースを添加した新しい「燃焼合成法」により二次電池用粉末をサブミクロンサイズで合成できた。
Can particles in water be immobilized in sub-100 nm holes? 水中浮遊粒子を100nm以下の穴に固定化
水中浮遊粒子を100nmの穴に固定化できるのか？サンドイッチ型複合材料？
2008年に特許出願した技術の応用例。
An example application of our patented Pulse Electrophoretic Deposition (PEPD) Method.
Kusdianto, Doctoral presentation, 19 Aug. 2014, 博士論文公聴会
19 Aug. 2014. BASE 1st floor meeting room DOCTORAL THESIS: The role of chemical and physical properties of substrate in the deposition of particles 粒子の沈着における基板表面の物理的・化学的特性の役割 by KUSDIANTO (Also a faculty member of Department of Chemical Engineering, Institut Teknologi Sepuluh Nopember, ITS)
A Visiting Scholar: Prof. Heru Setyawan
On 2013 Nov.1-2: We welcomed Dr. Heru Setyawan Professor, Department of Chemical Engineering, Sepuluh Nopember Institute of Technology (ITS). He was also our visiting fellow in November 2009. ITS is a recognized top university in Indonesia. Lab Website
Student presented (in Osaka): Electroplating. 液中粒子状膜（学生が学会発表）
2013 Oct. 8-9, Osaka. 粉体工学会2013年度秋期研究発表会 電解めっきを伴う電気泳動法による金属粒子状膜の形成 発表者= M1.内藤恵介 Formation of particulate metallic layer by electrophoretic deposition synchronized with electroplating (Naito, Keisuke & Wuled Lenggoro) Society of Powder Technology Autumn Meeting 2013 = Other presentations from our group
電気化学法で合成した磁鉄鉱ナノ粒子の熱安定性 Thermal stability of magnetite particles made by an electrochemical method,
Magnetite nanoparticles have been prepared by electrooxidation of iron in water. Surface modifications have been conducted by coating the nanoparticles with silica by a one-step synthesis in dilute sodium silicate solution. 水中の鉄の電気酸化によってマグネタイトナノ粒子を調製した。希薄ケイ酸ナトリウム溶液中での一段階合成によりナノ粒子をシリカで被覆することにより表面改質を行った。
Visiting doctoral student: Adrian Nur (Oct.-Dec. 2012) 訪問研究者（博士課程）
ADRIAN NUR (アドリアン ヌール) Visiting doctoral student / visiting fellow (October to December 2012) A doctoral student of Chemical Engineering, Institut Teknologi Sepuluh Nopember (ITS) (セプルノペンバー工科大学), Indonesia, with supervision of Prof. Heru Setyawan (also TUAT visitor Oct.-Nov. 2009), and with same program with Ms. Fauziatul Fajaroh (also a TUAT visitor Oct.-Dec. 2010). Also, an academic staff…
PAPER. Silica-coated magnetite particles by electrooxidation, 電解酸化で磁性粒子の合成
Method: Electrochemical method.
Material: Silica-coated magnetite nanoparticles
Size: 6 to 10 nm
Property: superparamagnetic
方法: 電気化学的
材料: シリカ被覆マグネタイト
粒子サイズ:6-10nm
特性: 超常磁性
Open Seminar by Dr. H. Setyawan – Synthesis of nanoparticles
2009/11/5: インドネシアの大学からの客員教授の講演会 TUAT-BASE Visiting scholar – Dr. Heru Setyawan Professor, Dept. of Chemical Engineering, Sepuluh Nopember Institute of Technology (ITS), Indonesia: Title = Synthesis of nanoparticles by a novel electrochemical method. 新規電気化学法によるナノ粒子の合成 Place: BASE, 2nd Floor Meeting room, Koganei, TUAT
