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研究成果 1983 2019

2019
Vapor pressure
Isochores
Density of liquids
Density of gases
Liquids
2018
1 引用 (Scopus)

Development of the equation of state for HCFO-1224yd(Z): Detailed and extensive evaluation of the current equation and outlook for a new equation

Akasaka, R., Higashi, Y. & Koyama, S., 1 1 2018, : : Refrigeration Science and Technology. Part F147651, p. 218-223 6 p.

研究成果: ジャーナルへの寄稿Conference article

Equations of state
equations of state
evaluation
Vapor pressure
Temperature
1 引用 (Scopus)
Isochores
Refrigerants
Equations of state
Temperature
8 引用 (Scopus)

Measurements of Saturation Pressures for Trifluoroethene (R1123) and 3,3,3-Trifluoropropene (R1243zf)

Higashi, Y., Sakoda, N., Islam, M. A., Takata, Y., Koyama, S. & Akasaka, R., 2 8 2018, : : Journal of Chemical and Engineering Data. 63, 2, p. 417-421 5 p.

研究成果: ジャーナルへの寄稿記事

Refrigerants
Quartz
Pressure transducers
Thermometers
Global warming

Surface Tension Measurement for a New Low-GWP Refrigerant HFO-1123 by a Differential Capillary Rise Method

Kondou, C. & Higashi, Y., 12 1 2018, : : 日本冷凍空調学会論文集. 35, 4, p. 404-408 6 p.

研究成果: ジャーナルへの寄稿記事

refrigerants
interfacial tension
critical temperature
temperature

Surface tension measurement for low GWP refrigerants HFO-1123 and HCFO-1224yd(z)

Kondou, C. & Higashi, Y., 1 1 2018, : : Refrigeration Science and Technology. Part F147651, p. 178-186 9 p.

研究成果: ジャーナルへの寄稿Conference article

refrigerants
Refrigerants
Surface tension
interfacial tension
liquid-vapor interfaces
2 引用 (Scopus)

Surface tension measurement of low GWP refrigernat mixture HFO-1123/HFC-32

Kondou, C., Matsuzono, T., Tsuyashima, T. & Higashi, Y., 1 1 2018.

研究成果: 会議への寄与タイプ論文

Surface tension
interfacial tension
global warming
refrigerants
Global warming
2017
4 引用 (Scopus)

Gaseous PVT Property Measurements of cis-1,3,3,3-Tetrafluoropropene

Sakoda, N., Shiheng, J., Kohno, M., Koyama, S., Higashi, Y. & Takata, Y., 7 13 2017, : : Journal of Chemical and Engineering Data. 62, 7, p. 2178-2182 5 p.

研究成果: ジャーナルへの寄稿記事

Vapor pressure
Pressure measurement
Equations of state
Temperature measurement
Phase equilibria
2016
2 引用 (Scopus)

Low-GWP refrigerants

Brown, J. S., Zilio, C., Akasaka, R. & Higashi, Y., 11 16 2016, : : Science and Technology for the Built Environment. 22, 8, p. 1075-1076 2 p.

研究成果: ジャーナルへの寄稿編集

Refrigerants
6 引用 (Scopus)
Thermodynamic properties
Isochores
Density of liquids
Temperature
Density of gases
critical pressure
thermodynamic properties
liquid-vapor equilibrium
loci
temperature
2015
30 引用 (Scopus)

Measurements of PρT properties, vapor pressures, saturated densities, and critical parameters for R 1234ze(Z) and R 245fa

Higashi, Y., Hayasaka, S., Shirai, C. & Akasaka, R., 1 1 2015, : : International Journal of Refrigeration. 52, p. 100-108 9 p., 2937.

研究成果: ジャーナルへの寄稿記事

Vapor pressure
Temperature scales
Density of liquids
Density of gases
Pressure transducers

Surface tension of low GWP refrigerants R1234ze(Z) and R1233zd(E)

Kondou, C., Nagata, R., Nii, N., Koyama, S. & Higashi, Y., 2015, 24th IIR International Congress of Refrigeration, ICR 2015. International Institute of Refrigeration, p. 538-545 8 p.

研究成果: 著書/レポートタイプへの貢献会議での発言

refrigerants
Refrigerants
Surface tension
interfacial tension
Temperature
34 引用 (Scopus)

Surface tension of low GWP refrigerants R1243zf, R1234ze(Z), and R1233zd(E)

Kondou, C., Nagata, R., Nii, N., Koyama, S. & Higashi, Y., 1 1 2015, : : International Journal of Refrigeration. 53, p. 80-89 10 p., 2959.

研究成果: ジャーナルへの寄稿記事

Refrigerants
Surface tension
12 引用 (Scopus)
Thermodynamic properties
Fluids
Phase equilibria
Temperature
1 引用 (Scopus)
Spark plasma sintering
Electric contacts
Joining
Plate metal
Electrodes
1 引用 (Scopus)
Spark plasma sintering
Sintering
Joining
Powders
Temperature

Thermophysical property measurements for R1234yf + R1234ze(E) mixture

Higashi, Y., 1 1 2015, 24th IIR International Congress of Refrigeration, ICR 2015. International Institute of Refrigeration, p. 530-537 8 p.

研究成果: 著書/レポートタイプへの貢献会議での発言

thermophysical properties
Thermodynamic properties
Density of liquids
Density of gases
Refrigerants
Spark plasma sintering
Sintering
Joining
Powders
Temperature
Spark plasma sintering
Electric contacts
Joining
Plate metal
Electrodes
2014
40 引用 (Scopus)

A fundamental equation of state for cis-1,3,3,3-tetrafluoropropene (R-1234ze(Z))

Akasaka, R., Higashi, Y., Miyara, A. & Koyama, S., 1 1 2014, : : International Journal of Refrigeration. 44, p. 168-176 9 p.

研究成果: ジャーナルへの寄稿記事

Equations of state
Vapors
Vapor pressure
Acoustic waves
Density of liquids
1 引用 (Scopus)

Measurements of vapor pressures and critical parameters for 1,1,1,3,3-pentafluoropropane (R 245fa)

Higashi, Y. & Akasaka, R., 2014, ACRA 2014 - Proceedings of the 7th Asian Conference on Refrigeration and Air Conditioning. Society of Air-conditioning and Refrigerating Engineers of Korea, SAREK

研究成果: 著書/レポートタイプへの貢献会議での発言

Vapor pressure
vapor pressure
pressure measurement
Pressure measurement
Japan
2013
21 引用 (Scopus)
Binary mixtures
Density (specific gravity)
Vapors
Liquids
Chemical analysis
18 引用 (Scopus)
Surface tension
Temperature
Fluids
difluoromethane
1,3,3,3-tetrafluoropropene
2011

HFO-1234yfの気相域におけるPpT性質

田中勝之 & 東之弘, 3 31 2011, : : 日本冷凍空調学会論文集. 28, 1, p. 51-61 11 p.

研究成果: ジャーナルへの寄稿記事

HFO-1234ze(E)+HFC-32混合冷媒のPρTχ性質の測定

小林恵三, 田中勝之 & 東之弘, 12 31 2011, : : 日本冷凍空調学会論文集. 28, 4, p. 415-426 12 p.

研究成果: ジャーナルへの寄稿記事

refrigerants
critical pressure
liquid-vapor equilibrium
pressure sensors
vessels

HFO-1234ze(E)+HFC-32混合冷媒の密度および定圧比熱の測定

田中勝之, 赤坂亮 & 東之弘, 12 31 2011, : : 日本冷凍空調学会論文集. 28, 4, p. 427-434 8 p.

研究成果: ジャーナルへの寄稿記事

HFO-1234ze(E)+HFC-32 混合冷媒の密度および定圧比熱の測定

田中勝之, 赤坂亮 & 東之弘, 2011, : : 日本冷凍空調学会論文集. 28, 4, p. 427-434 8 p.

研究成果: ジャーナルへの寄稿記事

specific heat
calorimeters
liquids
bubbles
temperature

オレフィン系冷媒R 1234yfおよびR 1234ze(E)の熱力学性質に関する研究動向

赤坂亮, 粥川洋平, 田中勝之 & 東之弘, 3 31 2011, : : 日本冷凍空調学会論文集. 28, 1, p. 1-17 17 p.

研究成果: ジャーナルへの寄稿記事

オレフィン系冷媒R 1234yf およびR 1234ze(E) の熱力学性質に関する研究動向

赤坂亮, 粥川洋平, 田中勝之 & 東之弘, 2011, : : 日本冷凍空調学会論文集. 28, 1, p. 1-17 17 p.

研究成果: ジャーナルへの寄稿記事

Refrigerants
Equations of state
Thermodynamic properties
Density of gases
Acoustic wave velocity

冷媒の変遷と将来: 性能重視から環境重視への選択肢へ

東之弘, 2 15 2011, : : 冷凍. 86, 1000, p. 94-99 6 p.

研究成果: ジャーナルへの寄稿記事

2010
53 引用 (Scopus)

Critical parameters and saturated densities in the critical region for trans -1,3,3,3-Tetrafluoropropene (HFO-1234ze(E))

Higashi, Y., Tanaka, K. & Ichikawa, T., 4 8 2010, : : Journal of Chemical and Engineering Data. 55, 4, p. 1594-1597 4 p.

研究成果: ジャーナルへの寄稿記事

Density of liquids
Density of gases
Vapor pressure
Temperature
1,3,3,3-tetrafluoropropene
40 引用 (Scopus)

Measurements of the isobaric specific heat capacities for trans -1,3,3,3-tetrafluoropropene (HFO-1234ze(E)) in the liquid phase

Tanaka, K., Takahashi, G. & Higashi, Y., 6 10 2010, : : Journal of Chemical and Engineering Data. 55, 6, p. 2267-2270 4 p.

研究成果: ジャーナルへの寄稿記事

Specific heat
Liquids
Bellows
1,3,3,3-tetrafluoropropene
Calorimeters
11 引用 (Scopus)

Measurements of the isobaric specific heat capacity and density for dimethyl ether in the liquid state

Tanaka, K. & Higashi, Y., 8 12 2010, : : Journal of Chemical and Engineering Data. 55, 8, p. 2658-2661 4 p.

研究成果: ジャーナルへの寄稿記事

Specific heat
Ethers
Liquids
Density of liquids
Bellows
50 引用 (Scopus)

Measurements of the isobaric specific heat capacity and density for HFO-1234yf in the liquid state

Tanaka, K., Higashi, Y. & Akasaka, R., 3 1 2010, : : Journal of Chemical and Engineering Data. 55, 2, p. 901-903 3 p.

研究成果: ジャーナルへの寄稿記事

Specific heat
Liquids
2,3,3,3-tetrafluoropropene
Vapor pressure
Extrapolation
2 引用 (Scopus)
Specific heat
Liquids
Bellows
pentafluoroethane
1,1,1-trifluoroethane
54 引用 (Scopus)

Measurements of the vapor pressures and p ρ T properties for trans -1,3,3,3-tetrafluoropropene (HFO-1234ze(E))

Tanaka, K., Takahashi, G. & Higashi, Y., 6 10 2010, : : Journal of Chemical and Engineering Data. 55, 6, p. 2169-2172 4 p.

研究成果: ジャーナルへの寄稿記事

Vapor pressure
Density of liquids
Bellows
Temperature
1,3,3,3-tetrafluoropropene
20 引用 (Scopus)

P p T property measurements for trans -1,3,3,3-tetrafluoropropene (HFO-1234ze(E)) in the gaseous phase

Tanaka, K. & Higashi, Y., 11 11 2010, : : Journal of Chemical and Engineering Data. 55, 11, p. 5164-5168 5 p.

研究成果: ジャーナルへの寄稿記事

Equations of state
Bellows
Metals
Temperature
1,3,3,3-tetrafluoropropene
1 引用 (Scopus)

Surface tension of low GWP refrigerant mixtures

Tanaka, K., Takahashi, K., Kobayashi, K. & Higashi, Y., 2010, 5th Asian Conference on Refrigeration and Air Conditioning, ACRA 2010 - Green Breeze from Asia: Frontiers of Refrigerants, Heat Transfer and System. Japan Society of Refrigeration and Air Conditioning Engineering (JSRAE)

研究成果: 著書/レポートタイプへの貢献会議での発言

Refrigerants
Surface tension
Temperature
122 引用 (Scopus)

Thermodynamic properties of HFO-1234yf (2,3,3,3-tetrafluoropropene)

Tanaka, K. & Higashi, Y., 5 1 2010, : : International Journal of Refrigeration. 33, 3, p. 474-479 6 p.

研究成果: ジャーナルへの寄稿記事

Thermodynamic properties
Vapor pressure
Density of liquids
Density of gases
Bellows
74 引用 (Scopus)

Thermodynamic property modeling for 2,3,3,3-tetrafluoropropene (HFO-1234yf)

Akasaka, R., Tanaka, K. & Higashi, Y., 1 1 2010, : : International Journal of Refrigeration. 33, 1, p. 52-60 9 p.

研究成果: ジャーナルへの寄稿記事

Thermodynamic properties
Equations of state
Density of liquids
Specific heat
Refrigerants
2009

Approach for "regional base university of energy education"

Higashi, Y., 1 2009, : : Nihon Enerugi Gakkaishi/Journal of the Japan Institute of Energy. 88, 1, p. 15-21 7 p.

研究成果: ジャーナルへの寄稿評論記事

Education
Information services
Natural resources
Industry
Energy conservation

Development of temperature-change sensor by thermoelectric elements and its response evaluation on dropping into water

Tanaka, K., Yasuno, T., Higashi, Y., Okuzaki, S. & Katakura, T., 12 1 2009, : : Heat Transfer - Asian Research. 38, 8, p. 507-519 13 p.

研究成果: ジャーナルへの寄稿記事

Electromotive force
electromotive forces
Response Elements
Water
evaluation
7 引用 (Scopus)

Measurements of the surface tension for the R290 + R32 mixture

Tanaka, K. & Higashi, Y., 6 11 2009, : : Journal of Chemical and Engineering Data. 54, 6, p. 1656-1659 4 p.

研究成果: ジャーナルへの寄稿記事

Surface tension
Molecules
Refrigerants
Chemical analysis
Uncertainty
8 引用 (Scopus)

Measurements of the vapor - Liquid equilibrium for the CO2 + R290 mixture

Tanaka, K., Higashi, Y., Akasaka, R., Kayukawa, Y. & Fujii, K., 3 12 2009, : : Journal of Chemical and Engineering Data. 54, 3, p. 1029-1033 5 p.

研究成果: ジャーナルへの寄稿記事

Phase equilibria
Equations of state
Temperature
Chemical analysis
Uncertainty
2007
24 引用 (Scopus)

Measurements of the surface tension for R290, R600a and R290/R600a mixture

Tanaka, K. & Higashi, Y., 12 1 2007, : : International Journal of Refrigeration. 30, 8, p. 1368-1373 6 p.

研究成果: ジャーナルへの寄稿記事

Surface Tension
surface tension
Surface tension
Temperature
temperature

Surface tension of 1,1,1,2,2,3,3,4,4-nonafluorohexane and 1,1,2,2-tetrafluoroethyl-2,2,2-trifluoroethyl ether

Tanaka, K. & Higashi, Y., 4 2 2007, : : kagaku kogaku ronbunshu. 33, 1, p. 1-5 5 p.

研究成果: ジャーナルへの寄稿記事

Ether
Surface tension
Ethers
Temperature
Uncertainty
11 引用 (Scopus)

Vapor-liquid equilibrium measurements and correlations for the binary mixture of difluoromethane + isobutane and the ternary mixture of propane + isobutane + difluoromethane

Akasaka, R., Higashi, Y., Tanaka, K., Kayukawa, Y. & Fujii, K., 12 1 2007, : : Fluid Phase Equilibria. 261, 1-2, p. 286-291 6 p.

研究成果: ジャーナルへの寄稿記事

Butanes
Propane
liquid-vapor equilibrium
butanes
Binary mixtures