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Dive into the research topics where Yuya Hiraga is active.

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Featured researches published by Yuya Hiraga.


Journal of Chemical & Engineering Data | 2014

Measurement of High-Pressure Densities and Atmospheric Viscosities of Ionic Liquids: 1-Hexyl-3-methylimidazolium Bis(trifluoromethylsulfonyl)imide and 1-Hexyl-3-methylimidazolium Chloride

Masayuki Iguchi; Yuya Hiraga; Yoshiyuki Sato; Taku M. Aida; Masaru Watanabe; Richard L. Smith


Journal of Chemical & Engineering Data | 2015

Densities at Pressures up to 200 MPa and Atmospheric Pressure Viscosities of Ionic Liquids 1-Ethyl-3-methylimidazolium Methylphosphate, 1-Ethyl-3-methylimidazolium Diethylphosphate, 1-Butyl-3-methylimidazolium Acetate, and 1-Butyl-3-methylimidazolium Bis(trifluoromethylsulfonyl)imide

Yuya Hiraga; Aya Kato; Yoshiyuki Sato; Richard L. Smith


Chemical Engineering Journal | 2017

Efficient conversion of fructose into 5-ethoxymethylfurfural with hydrogen sulfate ionic liquids as co-solvent and catalyst

Haixin Guo; Xinhua Qi; Yuya Hiraga; Taku M. Aida; Richard Lee Smith


Journal of Supercritical Fluids | 2012

Infinite dilution partition coefficients of benzene derivative compounds in supercritical carbon dioxide + ionic liquid systems: 1-butyl-3-methylimidazolium chloride [bmim][Cl], 1-butyl-3-methylimidazolium acetate [bmim][Ac] and 1-butyl-3-methylimidazolium octylsulfate [bmim][OcSO4]

Yuya Hiraga; Wataru Endo; Hiroshi Machida; Yoshiyuki Sato; Taku M. Aida; Masaru Watanabe; Richard L. Smith


Journal of Supercritical Fluids | 2015

Viscosity and density of poly(ethylene glycol) and its solution with carbon dioxide at 353.2K and 373.2K at pressures up to 15MPa

Masayuki Iguchi; Yuya Hiraga; Kazuhiro Kasuya; Taku M. Aida; Masaru Watanabe; Yoshiyuki Sato; Richard L. Smith


Chemical Engineering Journal | 2017

Perfect recycle and mechanistic role of hydrogen sulfate ionic liquids as additive in ethanol for efficient conversion of carbohydrates into 5-ethoxymethylfurfural

Haixin Guo; Alif Duereh; Yuya Hiraga; Taku M. Aida; Xinhua Qi; Richard Lee Smith


Journal of Supercritical Fluids | 2018

Measurement and modeling of CO2 solubility in [bmim]Cl – [bmim][Tf2N] mixed-ionic liquids for design of versatile reaction solvents

Yuya Hiraga; Kento Koyama; Yoshiyuki Sato; Richard L. Smith


Separation and Purification Technology | 2015

Separation factors for [amim]Cl–CO2 biphasic systems from high pressure density and partition coefficient measurements

Yuya Hiraga; Aya Kato; Yoshiyuki Sato; Taku M. Aida; Masaru Watanabe; Richard L. Smith


Journal of Supercritical Fluids | 2015

Development of a simple method for predicting CO2 enhancement of H2 gas solubility in ionic liquids

Yuya Hiraga; Yoshiyuki Sato; Richard L. Smith


Journal of Supercritical Fluids | 2013

Partition coefficients of furan derivative compounds in 1-n-butyl-3-methylimidazolium chloride ([bmim][Cl])–supercritical CO2 biphasic systems and their correlation and prediction with the LSER-δ model

Yuya Hiraga; Atsushi Hayasaka; Yoshiyuki Sato; Masaru Watanabe; Richard L. Smith

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