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Research Output 1993 2017

  • 237 Citations
  • 10 h-Index
  • 23 Article
  • 3 Conference contribution
  • 1 Paper
  • 1 Conference article
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Article
2017
5 Citations (Scopus)

Characterization and Production of Solid Biofuel from Sugarcane Bagasse by Hydrothermal Carbonization

Iryani, D. A., Kumagai, S., Nonaka, M., Sasaki, K. & Hirajima, T., Jan 1 2017, In : Waste and Biomass Valorization. 8, 6, p. 1941-1951 11 p.

Research output: Contribution to journalArticle

Bagasse
Carbonization
Biofuels
biofuel
Raw materials
10 Citations (Scopus)
lignite
freeze drying
Coal
Lignite
Drying
2016
11 Citations (Scopus)

Combustion performance of Loy Yang lignite treated using microwave irradiation treatment

Liu, X., Masuyama, T., Hirajima, T., Nonaka, M. & Sasaki, K., Oct 20 2016, In : Thermochimica Acta. 642, p. 81-87 7 p.

Research output: Contribution to journalArticle

lignite
Microwave irradiation
Coal
Lignite
microwaves
1 Citation (Scopus)

Effect of hydrothermal treatment coupled with mechanical compression on equilibrium water content of loy yang lignite and mechanism

Liu, X., Hirajima, T., Nonaka, M. & Sasaki, K., Jan 1 2016, In : Materials Transactions. 57, 6, p. 935-942 8 p.

Research output: Contribution to journalArticle

lignite
Coal
Lignite
Water content
moisture content
lignite
Coal
Lignite
Water content
moisture content
lignite
Coal
Lignite
Water content
moisture content

Effects of hydrothermal treatment coupled with mechanical expression on combustion performance of Loy Yang lignite

Liu, X., Hirajima, T., Nonaka, M. & Sasaki, K., Dec 1 2016, In : Journal of Thermal Analysis and Calorimetry. 126, 3, p. 1925-1935 11 p.

Research output: Contribution to journalArticle

lignite
Coal
Kinetics
kinetics
Activation energy
2 Citations (Scopus)

Hydrothermal carbonization kinetics of sugarcane bagasse treated by hot compressed water under variabel temperature conditions

Iryani, D. A., Kumagai, S., Nonaka, M., Sasaki, K. & Hirajima, T., Apr 1 2016, In : ARPN Journal of Engineering and Applied Sciences. 11, 7, p. 4833-4839 7 p.

Research output: Contribution to journalArticle

Bagasse
Carbonization
Kinetics
Decomposition
Water
9 Citations (Scopus)

Hydrothermal treatment coupled with mechanical expression for Loy Yang lignite dewatering and the microscopic description of the process

Liu, X., Hirajima, T., Nonaka, M. & Sasaki, K., Sep 9 2016, In : Drying Technology. 34, 12, p. 1471-1483 13 p.

Research output: Contribution to journalArticle

dewatering
lignite
Inorganic compounds
inorganic compounds
Coal
12 Citations (Scopus)

Use of FTIR combined with forms of water to study the changes in hydrogen bonds during low-temperature heating of lignite

Liu, X., Hirajima, T., Nonaka, M., Mursito, A. T. & Sasaki, K., Jan 25 2016, In : Drying Technology. 34, 2, p. 185-193 9 p.

Research output: Contribution to journalArticle

lignite
Coal
Lignite
Hydrogen bonds
hydrogen bonds
2015
11 Citations (Scopus)
Coal
Lignite
Hydrogen bonds
Pyrolysis
Water

低品質炭素資源の高品位化とCO₂ガス化性 (特集 CO₂回収型次世代IGCC技術開発(2))

Translated title of the contribution: Upgrading and CO_2 Gasification of Low Quality Carbonaceous Materials(<Special Article>Development of Next-generation IGCC with CO_2 Capture, Oxy-fuel IGCC II)野中壯泰 & 平島剛, May 2015, In : Nihon Enerugi Gakkaishi/Journal of the Japan Institute of Energy. 94, 5, p. 460-467 8 p.

Research output: Contribution to journalArticle

Ashes
Coal gasification
Gasification
Coal preparation
Carbonization

褐炭の水熱処理とCO<sub>2 </sub>ガス化

Translated title of the contribution: Hydrothermal Treatment of Lignite for CO<sub>2</sub> Gasification野中壯泰, 平島剛, 熊谷聡 & 笹木圭子, 2015, In : Journal of MMIJ. 131, 5, p. 219-225 7 p.

Research output: Contribution to journalArticle

Lignite
Gasification
Carbon
Moisture
Coal
2014
16 Citations (Scopus)

The hot compressed water treatment of solid waste material from the sugar industry for valuable chemical production

Iryani, D. A., Kumagai, S., Nonaka, M., Nagashima, Y., Sasaki, K. & Hirajima, T., Jul 3 2014, In : International Journal of Green Energy. 11, 6, p. 577-588 12 p.

Research output: Contribution to journalArticle

Sugar industry
Solid wastes
Water treatment
Furfural
Bagasse
2013
4 Citations (Scopus)

Gravity separation and its effect on CO2 gasification

Nonaka, M., Hirajima, T. & Sasaki, K., Jan 1 2013, In : Fuel. 103, p. 37-41 5 p.

Research output: Contribution to journalArticle

Ashes
Gasification
Gravitation
Coal preparation
Coal gasification
17 Citations (Scopus)

Preparation of coke from Indonesian lignites by a sequence of hydrothermal treatment, hot briquetting, and carbonization

Mori, A., Yuniati, M. D., Mursito, A. T., Kudo, S., Norinaga, K., Nonaka, M., Hirajima, T., Kim, H. S. & Jun-Ichiro, H., Nov 21 2013, In : Energy and Fuels. 27, 11, p. 6607-6616 10 p.

Research output: Contribution to journalArticle

Briquetting
Carbonization
Washing
Coke
Acids
2011
17 Citations (Scopus)

Performance of dry-separation processes in the recovery of cenospheres from fly ash and their implementation in a recovery unit

Petrus, H. T. B. M., Hirajima, T., Oosako, Y., Nonaka, M., Sasaki, K. & Ando, T., Jan 17 2011, In : International Journal of Mineral Processing. 98, 1-2, p. 15-23 9 p.

Research output: Contribution to journalArticle

Coal Ash
Fly ash
fly ash
Recovery
Pneumatic equipment
64 Citations (Scopus)

Upgrading of low rank coal and woody biomass mixture by hydrothermal treatment

Nonaka, M., Hirajima, T. & Sasaki, K., Aug 1 2011, In : Fuel. 90, 8, p. 2578-2584 7 p.

Research output: Contribution to journalArticle

Coal
Biomass
Calorific value
Molecules
Autoclaves
2010
36 Citations (Scopus)

Recovery of cenospheres from coal fly ash using a dry separation process: Separation estimation and potential application

Hirajima, T., Petrus, H. T. B. M., Oosako, Y., Nonaka, M., Sasaki, K. & Ando, T., Jul 1 2010, In : International Journal of Mineral Processing. 95, 1-4, p. 18-24 7 p.

Research output: Contribution to journalArticle

Coal Ash
Coal
Fly ash
fly ash
coal
2002
6 Citations (Scopus)

Electronic structure of group III elements doped into ZnO by using molecular orbital calculation

Nonaka, M., Matsushima, S., Mizuno, M. & Kobayashi, K., Apr 5 2002, In : Chemistry Letters. 6, p. 580-581 2 p.

Research output: Contribution to journalArticle

Orbital calculations
Molecular orbitals
Electronic structure
Energy gap
Impurities
2001
2 Citations (Scopus)

Effect of Mn doping on the electronic structure of ZnGa2O4 with Spinel-type structure

Nonaka, M., Tanizaki, T., Matsushima, S., Mizuno, M. & Xu, C. N., Jan 1 2001, In : Chemistry Letters. 7, p. 664-665 2 p.

Research output: Contribution to journalArticle

Electron energy levels
Electronic structure
Doping (additives)
Atoms
Energy gap
12 Citations (Scopus)

First-principles energy band calculation for ZnSb2O6 with trirutile-type structure

Matsushima, S., Tanizaki, T., Nakamura, H., Nonaka, M. & Arai, M., Jan 1 2001, In : Chemistry Letters. 10, p. 1010-1011 2 p.

Research output: Contribution to journalArticle

Electron mobility
Valence bands
Conduction bands
Band structure
Electronic structure