Yuya Hiraga

Last updated: Apr 12, 2019 at 10:54

Name	Yuya Hiraga
Affiliation	Tohoku University
Degree	Dr.(Environmental Studies, Tohoku University)
Research funding number	70757814
ORCID ID	0000-0003-1129-2363

Research Interests

phase equilibria(12) , Carbon dioxide(33) , equation of state(10) , Physical properties(15) , Supercritical Fluids(12) , Ionic liquids(22)

Research Areas

Process/Chemical engineering / Properties in chemical engineering process/Transfer operation/Unit operation /

Academic & Professional Experience

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Apr 2015

Today

Researcher, Research Center of Supercritical Fluid Technology, Tohoku University

Education

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Apr 2012

Mar 2015

Graduate school of Environmental Studies (Doctor's course), Tohoku University

Published Papers

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Measurement and Correlation of High-Pressure Densities and Atmospheric Viscosities of Ionic Liquids: 1-Butyl-1-methylpyrrolidiniunn Bis(trifluoromethylsulfonyl)imide), 1-Allyl-3-methylimidazolium Bis(trifluoromethylsulfonyl)imide, 1-Ethyl-3-methylimidazol

Hiraga Yuya, Hagiwara Saki, Sato Yoshiyuki, Smith Richard L. Jr.

JOURNAL OF CHEMICAL AND ENGINEERING DATA 63(4) 972-980 Apr 2018 [Refereed]

Aspects of solvent polarity and solvent properties in developing efficient systems for processing biomass with ionic liquid mixtures and supercritical CO2

Hiraga Yuya, Duereh Alif, Smith Richard L. Jr.

JOURNAL OF SUPERCRITICAL FLUIDS 134 12-20 Apr 2018 [Refereed]

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

Hiraga Yuya, Koyama Kento, Sato Yoshiyuki, Smith Richard L. Jr.

JOURNAL OF SUPERCRITICAL FLUIDS 132 42-50 Feb 2018 [Refereed]

High pressure densities for mixed ionic liquids having different functionalities: 1-butyl-3-methylimidazolium chloride and 1-butyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide

Hiraga Yuya, Koyama Kento, Sato Yoshiyuki, Smith Richard L. Jr.

JOURNAL OF CHEMICAL THERMODYNAMICS 108 7-17 May 2017 [Refereed]

Measurement of high pressure densities and atmospheric pressure viscosities of alkyl phosphate anion ionic liquids and correlation with the ε^∗-modified Sanchez-Lacombe equation of state

Hiraga Y, Goto M, Sato Y, Smith R.L.

Journal of Chemical Thermodynamics 104 73-81 2017 [Refereed]

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

Hiraga Y, Kato A, Sato Y, Aida T.M, Watanabe M, Smith R.L.

Separation and Purification Technology 155 2016 [Refereed]

Measurement of infinite dilution partition coefficients of isomeric benzene derivatives in [bmim][Tf2N]-CO2 biphasic system and correlation with the ePC-SAFT equation of state

Hiraga Y, Sato Y, Smith R.L.

Fluid Phase Equilibria 420 36-43 2016 [Refereed]

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

Iguchi M, Hiraga Y, Kasuya K, Aida T.M, Watanabe M, Sato Y, Smith R.L.

Journal of Supercritical Fluids 97 63-73 2015 [Refereed]

Development of a simple method for predicting CO<inf>2</inf> enhancement of H<inf>2</inf> gas solubility in ionic liquids

Hiraga Y, Sato Y, Smith R.L.

Journal of Supercritical Fluids 96 162-170 2015 [Refereed]

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(

Hiraga Y, Kato A, Sato Y, Smith R.L.

Journal of Chemical and Engineering Data 60(3) 876-885 2015 [Refereed]

Measurement of high-pressure densities and atmospheric viscosities of ionic liquids: 1-hexyl-3-methylimidazolium Bis(trifluoromethylsulfonyl)imide and 1-Hexyl-3-methylimidazolium chloride

Iguchi M, Hiraga Y, Sato Y, Aida T.M, Watanabe M, Smith Jr. R.L.

Journal of Chemical and Engineering Data 59(3) 709-717 2014 [Refereed]

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

Hiraga Y, Hayasaka A, Sato Y, Watanabe M, Smith Jr. R.L.

Journal of Supercritical Fluids 79 32-40 2013 [Refereed]

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-methylimidazoli

Hiraga Y, Endo W, Machida H, Sato Y, Aida T.M, Watanabe M, Smith Jr. R.L.

Journal of Supercritical Fluids 66 49-58 2012 [Refereed]

Association Memberships

THE JAPAN INSTITUTE OF ENERGY(152) , IONIC LIQUID RESEARCH ASSOCIATION(12) , THE SOCIETY OF CHEMICAL ENGINEERS, JAPAN(493)