Contact Info

Contact Info

D134 (604-822-3491)
604-822-2847

Curriculum Vitae

Curriculum Vitae

Senior Instructor Emeritus; B. Sc., Tokyo (1960); M. Sc.,Tokyo (1962); Ph. D., British Columbia(L. G. Harrison, 1969); Teaching Postdoctoral, British Columbia (L. G. Harrison 1969 -71);Visiting Scholar, McMaster (J. A. Morrison,1975, 76, 84, 86, 87); Guest Professor,Tokyo Institute of Technology (1993-94, 2000). Guest Professor, Technical University of Denmark (2000). Guest Professor, Chiba University (2001-2002, 2003, 2004). Guest Professor, Roskilde University (2003) , ”JSCTA Award” from the Japan Society of Calorimetry and Thermal Analysis (2006). Published monograph, "Solution Thermodynamics and Its Application to Aqueous Solutions: A Differential Approach."  Elsevier, Amsterdam (2007). Obtained for the first time in the world a fourth derivative of Gibbes energy and named it "Accerelation of the effect of solute on entropy-volume cross fluctuation density."  See J. Chem. Phys. 134(2011) 214502.

Yoshikata's Publications

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Yoshikata Koga

Yoshikata Koga : List of Publications

Kondo, T, Miyazaki Y, Inaba A, Koga Y.  2012.  Effects of Carboxylate Anions on the Molecular Organization of H 2 O as Probed by 1-Propanol. The Journal of Physical Chemistry B. :120309070715002.
Sebe, F, Nishikawa K, Koga Y.  2012.  Spectrum of excess partial molar absorptivity. Part II: a near infrared spectroscopic study of aqueous Na-halides. Physical Chemistry Chemical Physics. 14(13):4433.
Sou, K, Nishikawa K, Koga Y, Tozaki K-ichi.  2011.  High-resolution calorimetry on thermal behavior of glycerol (I): Glass transition, crystallization and melting, and discovery of a solid–solid transition. Chemical Physics Letters. 506(4-6):217-220.
Sou, K, Nishikawa K, Koga Y, Tozaki K-ichi.  2011.  High-resolution calorimetry on thermal behavior of glycerol (I): Glass transition, crystallization and melting, and discovery of a solid–solid transition. Chemical Physics Letters. 506(4-6):217-220.
Yoshida, K, Baluja S, Inaba A, Koga Y.  2011.  Acceleration of the effect of solute on the entropy-volume cross fluctuation density in aqueous 2-butoxyethanol, 1-propanol, and glycerol: The fourth derivative of Gibbs energy. The Journal of Chemical Physics. 134(21):214502.
Yoshida, K, Baluja S, Inaba A, Koga Y.  2011.  Acceleration of the effect of solute on the entropy-volume cross fluctuation density in aqueous 2-butoxyethanol, 1-propanol, and glycerol: The fourth derivative of Gibbs energy. The Journal of Chemical Physics. 134(21):214502.
Yoshida, K, Baluja S, Inaba A, Tozaki K-ichi, Koga Y.  2011.  Experimental Determination of a Third Derivative of G. (III): Differential Pressure Perturbation Calorimetry (II). Journal of Solution Chemistry. 40(7):1271-1278.
Yoshida, K, Baluja S, Inaba A, Tozaki K-ichi, Koga Y.  2011.  Experimental Determination of a Third Derivative of G. (III): Differential Pressure Perturbation Calorimetry (II). Journal of Solution Chemistry. 40(7):1271-1278.
Koga, Y, Westh P, Nishikawa K, Subramanian S.  2011.  Is a Methyl Group Always Hydrophobic? Hydrophilicity of Trimethylamine- N -oxide, Tetramethyl Urea and Tetramethylammonium Ion The Journal of Physical Chemistry B. 115(12):2995-3002.
Koga, Y, Westh P, Nishikawa K, Subramanian S.  2011.  Is a Methyl Group Always Hydrophobic? Hydrophilicity of Trimethylamine- N -oxide, Tetramethyl Urea and Tetramethylammonium Ion The Journal of Physical Chemistry B. 115(12):2995-3002.
Westh, P, Rasmussen EL, Koga Y.  2011.  Intermolecular Interactions in Ternary Glycerol–Sample–H2O: Towards Understanding the Hofmeister Series (V). Journal of Solution Chemistry. 40(1):93-105.
Westh, P, Rasmussen EL, Koga Y.  2011.  Intermolecular Interactions in Ternary Glycerol–Sample–H2O: Towards Understanding the Hofmeister Series (V). Journal of Solution Chemistry. 40(1):93-105.
Koga, Y, Westh P, Inaba A, Sou K, Tozaki K-ichi..  2010.  Erratum to: Experimental Determination of Third Derivative of the Gibbs Free Energy, G II: Differential Pressure Perturbation Calorimetry.. Journal of Solution Chemistry. 39(4):589-590.
Koga, Y, Westh P, Inaba A, Sou K, Tozaki K-ichi..  2010.  Experimental Determination of Third Derivative of the Gibbs Free Energy, G II: Differential Pressure Perturbation Calorimetry.. Journal of Solution Chemistry. 39(3):431-440. Abstract
Koga, Y, Westh P, Inaba A, Sou K, Tozaki K-ichi.  2010.  Erratum to: Experimental Determination of Third Derivative of the Gibbs Free Energy, G II: Differential Pressure Perturbation Calorimetry. Journal of Solution Chemistry. 39(4):589-590.
Koga, Y, Westh P, Inaba A, Sou K, Tozaki K-ichi.  2010.  Experimental Determination of Third Derivative of the Gibbs Free Energy, G II: Differential Pressure Perturbation Calorimetry. Journal of Solution Chemistry. 39(3):431-440.
Koga, Y.  2009.  Pattern Dynamics by Shoji Makishima – A Unique Approach.. Handbook of Self-Organization.
Kato, H, Miki K, Mukai T, Nishikawa K, Koga Y.  2009.  Hydrophobicity/Hydrophilicity of 1-Butyl-2,3-dimethyl and 1-Ethyl-3-methylimodazolium Ions: Toward Characterization of Room Temperature Ionic Liquids. Journal of Physical Chemistry B. 113:14754-14760. Abstract
Koga, Y, Sebe F, Minami T, Otake K, Saitow K, Nishikawa K.  2009.  Spectrum of Excess Partial Molar Absorptivity. I. Near Infrared Spectroscopic Study of Aqueous Acetonitrile and Acetone. Journal of Physical Chemistry B. 113:11928-11935. Abstract
Koga, Y, Westh P, Moriya Y, Kawasaki K, Atake T.  2009.  High Temperature End of the So-Called "Koga Line": Anomalies in Temperature Derivatives of Heat Capacities. Journal of Physical Chemistry B. 113:5885-5890. Abstract
Kato, H, Nishikawa K, Murai H, Morita T, Koga Y.  2008.  Chemical Potentials in Aqueous Solutions of Some Ionic Liquids with the 1-Ethyl-3-methylimidazolium Cation. Journal of Physical Chemistry B. 112:13344-13348. Abstract
Koga, Y, Miyazaki Y, Nagano Y, Inaba A.  2008.  Mixing schemes in a urea-H2O system: A differential approach in solution thermodynamics. Journal of Physical Chemistry B. 112:11341-11346. Abstract
Miki, K, Westh P, Koga Y.  2008.  Interactions of Na-salts and I-Propanol in 1-Propanol-Na-Salt-H2O systems: Toward an understanding the Hofmeister series (IV). Journal of Physical Chemistry B. 112:4680-4686. Abstract
Westh, P, Inaba A, Koga Y.  2008.  Experimental determination of the third derivative of G. I. Enthalpic interaction. Journal of Chemical Physics. 129:4. Abstract
Kato, H, Nishikawa K, Koga Y.  2008.  Relative hydrophobicity and hydrophilicity of some "Ionic liquid" anions determined by the 1-propanol probing methodology: A differential thermodynamic approach. Journal of Physical Chemistry B. 112:2655-2660. Abstract
Koga, Y.  2007.  "What some anions do to H2O? : Towards understanding the Hofmeister series." The JSCTA award winning review. Netsu Sokutei (J. Jpn. Soc. Calor. Therm. Anal.). 34(1):10.
Koga, Y.  2007.  An Attempt at understanding Pattern Dynamics via Solution Thermodynamics. Reports of Pattern Dynamics. 1
Koga, Y, Nishikawa K, Westh P.  2007.  Relative Hydrophobicity/Hydrophilicity of fructose, glucose, sucrose, and trehalose as probed by 1-propanol: A differential approach in solution thermodynamics. Journal of Physical Chemistry B. 111:13943-13948. Abstract
Nishikawa, K, Wang SL, Katayanagi H, Hayashi S, Hamaguchi HO, Koga Y, Tozaki KI.  2007.  Melting and freezing behaviors of prototype ionic liquids, 1-butyl-3-methylimidazolium bromide and its chloride, studied by using a nano-watt differential scanning calorimeter. Journal of Physical Chemistry B. 111:4894-4900. Abstract
Koga, Y.  2007.  "Solution Thermodynamics and Its Application to Aqueous Solutions: A Differential Approach.".
Koga, Y, Katayanagi H, Davies JV, Kato H, Nishikawa K, Westh P.  2006.  The effects of chloride salts of some cations on the molecular organization of H2O. Towards understanding the Hofmeister series. II. Bulletin of the Chemical Society of Japan. 79:1347-1354. Abstract
Nakakoshi, M, Ishihara S, Utsumi H, Seki H, Koga Y, Nishikawa K.  2006.  Anomalous dynamic behavior of ions and water molecules in dilute aqueous solution of 1-butyl-3-methylimidazolium bromide studied by NMR. Chemical Physics Letters. 427:87-90. Abstract
Koga, Y.  2006.  Invitation to higher order derivatives of G. Preface. Netsu Solkutei (J. Jpn. Soc. calor. Therm. Anal.). 33
Perera, A, Sokolic F, Almasy L, Koga Y.  2006.  Kirkwood-Buff integrals of aqueous alcohol binary mixtures. Journal of Chemical Physics. 124:9. Abstract
Tozaki, K, Kido Y, Koga Y, Nishikawa K.  2006.  Novel method of measuring heat capacity of supercritical fluid using Peltier elements. Japanese Journal of Applied Physics Part 1-Regular Papers Brief Communications & Review Papers. 45:269-273. Abstract
Westh, P, Kato H, Nishikawa K, Koga Y.  2006.  Toward understanding the Hofmeister series. 3. Effects of sodium halides on the molecular organization of H2O as probed by 1-propanol. Journal of Physical Chemistry A. 110:2072-2078. Abstract
Siu, D, Koga Y.  2005.  Fluctuation functions in aqueous NaCl and urea. Journal of Physical Chemistry B. 109:16886-16890. Abstract
Toshima, N, Kanemaru M, Shiraishi Y, Koga Y.  2005.  Spontaneous formation of core/shell bimetallic nanoparticles: A calorimetric study. Journal of Physical Chemistry B. 109:16326-16331. Abstract
Kanemaru, M, Shiraishi Y, Koga Y, Toshima N.  2005.  Calorimetric study on self-assembling of two kinds of monometallic nanoparticles in solution. Journal of Thermal Analysis and Calorimetry. 81:523-527. Abstract
Liltorp, K, Westh P, Koga Y.  2005.  Thermodynamic properties of water in the water-poor region of binary water plus alcohol mixtures. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 83:420-429. Abstract
Miki, K, Westh P, Koga Y.  2005.  Hydrophobicity vs hydrophilicity: Effects of poly(ethylene glycol) and tert-butyl alcohol on H2O as probed by 1-propanol. Journal of Physical Chemistry B. 109:19536-19541. Abstract
Miki, K, Westh P, Nishikawa K, Koga Y.  2005.  Effect of an "ionic liquid" cation, 1-butyl-3-methylimidazolium, on the molecular organization of H2O. Journal of Physical Chemistry B. 109:9014-9019. Abstract
Parsons, MT, Koga Y.  2005.  Hydration number of glycine in aqueous solution: An experimental estimate. Journal of Chemical Physics. 123:6. Abstract
Perera, A, Sokolic F, Almasy L, Westh P, Koga Y.  2005.  On the evaluation of the Kirkwood-Buff integrals of aqueous acetone mixtures. Journal of Chemical Physics. 123:11. Abstract
Katayanagi, H, Nishikawa K, Shimozaki H, Miki K, Westh P, Koga Y.  2004.  Mixing schemes in ionic liquid-H2O systems: A thermodynamic study. Journal of Physical Chemistry B. 108:19451-19457. Abstract
Kato, H, Katayanagi H, Koga Y, Nishikawa K.  2004.  Novel detection method of liquid-liquid phase separation. Japanese Journal of Applied Physics Part 1-Regular Papers Short Notes & Review Papers. 43:8217-8218. Abstract
Koga, Y, Nishikawa K, Westh P.  2004.  "Icebergs" or no "Icebergs" in aqueous alcohols?: Composition-dependent mixing schemes Journal of Physical Chemistry A. 108:3873-3877. Abstract
Koga, Y, Westh P, Davies JV, Miki K, Nishikawa K, Katayanagi H.  2004.  Toward understanding the Hofmeister series. 1. Effects of sodium salts of some anions on the molecular organization of H2O. Journal of Physical Chemistry A. 108:8533-8541. Abstract
Koga, Y, Westh P, Nishikawa K.  2004.  Effects of Na2SO4 and NaClO4 on the molecular organization of H2O. Journal of Physical Chemistry A. 108:1635-1637. Abstract
Purssell, RA, Lynd L, Koga Y.  2004.  The Use of serum Osmole Gap as Screening Test for the Presence of Exogenous Substances: A Review of the Literature. Toxocology Review. 23
Koga, Y, Purssell RA, Lynd L.  2004.  Irationality of the present clinical use of osmolarity: Applicable Physical Chemistry Principles and Recommendations to improve the Validity of Corrent Practices. Toxocology Review. 23
Koga, Y.  2004.  Thermodynamic quantities characteristic of multi-component system.. Comprehensive Handbook of Calorimetry and Thermal Analysis.
Koga, Y.  2004.  Determination of partial molar quantities.. Comprehensive Handbook of Calorimetry and Thermal Analysis.
Cheung, CMW, Chan KPY, Koga Y.  2003.  Excess chemical potential and partial molar enthalpy of 2-iso-butoxyethanol in aqueous solution at 20 degrees C. Thermochimica Acta. 397:75-80. Abstract
Hu, JH, Haynes CA, Wu AHY, Cheung CMW, Chen MM, Yee EGM, Ichioka T, Nishikawa K, Westh P, Koga Y.  2003.  Chemical potential and concentration fluctuation in some aqueous alkane-mono-ols at 25 degrees C. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 81:141-149. Abstract
Koga, Y.  2003.  Effect of ethylene glycol on the molecular organization of H2O in comparison with methanol and glycerol: A calorimetric study. Journal of Solution Chemistry. 32:803-818. Abstract
Koga, Y, Westh P, Nishikawa K.  2003.  Excess partial molar entropy of alkane-mono-ols in aqueous solutions at 25 degrees C. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 81:150-155. Abstract
Koga, Y.  2003.  Mixing Schemes in Binary Aqueous Solutions of Non-electrolytes. An invited review.. Netsu Sokutei (J. Jpn. Soc. Calor. Therm. Anal.). 30
Parsons, MT, Lau FW, Yee EGM, Koga Y.  2003.  Excess chemical potentials and partial molar enthalpies in aqueous 1,2-and 1,3-propanediols at 25 degrees C. Journal of Solution Chemistry. 32:137-153. Abstract
Ralloff, KPG, Westh P, Purssell RA, Pudek M, Koga Y.  2003.  Non-ideality of methanol solution's of artificial serum in the mole fraction range from 5 x 10(-4) to 5 x 10(-3) at 25 degrees C. Fluid Phase Equilibria. 207:301-317. Abstract
Andersen, KB, Koga Y, Westh P.  2002.  A differential vapor-pressure equipment for investigations of biopolymer interactions. Journal of Biochemical and Biophysical Methods. 50:269-288. Abstract
Koga, Y.  2002.  Mixing schemes in ternary aqueous solutions - Thermodynamic approach. Journal of Thermal Analysis and Calorimetry. 69:705-716. Abstract
Parsons, MT, Koga Y.  2002.  Interactions in 1-propanol-(1,2-and 1,3-)propanediol-H2O: The effect of hydrophobic vs hydrophilic moiety on the molecular organization of H2O. Journal of Physical Chemistry B. 106:7090-7095. Abstract
Hu, JH, Chiang WMD, Westh P, Chen DHC, Haynes CA, Koga Y.  2001.  Additive effect of 1-propanol and 2-propanol on molecular organization of H2O in the water-rich region: Excess chemical potential, partial molar enthalpy and volume of 1-propanol in 1-propanol-2-propanol-H2O at 25 degrees C. Bulletin of the Chemical Society of Japan. 74:809-816. Abstract
Koga, Y, Kasahara Y, Yoshino K, Nishikawa K.  2001.  Mixing schemes for aqueous dimethyl sulfoxide: Support by X-ray diffraction data. Journal of Solution Chemistry. 30:885-893. Abstract
Matsuo, H, Koga Y, Sawamura S.  2001.  Solubility of cesium chloride in water under high pressures. Fluid Phase Equilibria. 189:1-11. Abstract
Parsons, MT, Westh P, Davies JV, Trandum C, To ECH, Chiang WM, Yee EGM, Koga Y.  2001.  A thermodynamic study of 1-propanol-glycerol-H2O at 25 degrees C: Effect of glycerol on molecular organization of H2O. Journal of Solution Chemistry. 30:1007-1028. Abstract
Suzuki, Y, Matsuo H, Koga Y, Mukae K, Kawakita T, Sawamura S.  2001.  Effects of pressure and temperature on the solubility of monosodium L-glutamate monohydrate in water. High Pressure Research. 21:93-104. Abstract
Westh, P, Trandum C, Koga Y.  2001.  Binding of small alcohols to a lipid bilayer membrane: does the partitioning coefficient express the net affinity? Biophysical Chemistry. 89:53-63. Abstract
Chen, DHC, Liu APC, Koga Y.  2001.  Excess partial molar enthalpy of 1-propanol in 1-propanol-acetone (or tetramethyl urea)-H2O at 25 degrees C: effect of acetone (or tetramethyl urea) on H2O. Fluid Phase Equilibria. 189:31-38. Abstract
Atake, T, Kawaji H, Tojo T, Kawasaki K, Ootsuka Y, Kato M, Koga Y.  2000.  Heat Capacities of Isomeric 2-Butoxyethanol from 13 to 300 K: Fusion and Glass Transition.. Bull. Chem. Soc. Japan. 73
Chen, DHC, Chu PM, Tanaka SH, To ECH, Koga Y.  2000.  Excess chemical potentials, partial molar enthalpies and entropies in binary aqueous acetone and tetramethyl urea at 25 degrees C. Fluid Phase Equilibria. 175:35-43. Abstract
Nikolova, PV, Duff SJB, Westh P, Haynes CA, Kasahara Y, Nishikawa K, Koga Y.  2000.  A thermodynamic study of aqueous acetonitrile: excess chemical potentials, partial molar enthalpies, entropies and volumes, and fluctuations. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 78:1553-1560. Abstract
Tamura, K, Hu JH, Trandum C, Westh P, Haynes CA, Koga Y.  2000.  Mixing scheme of aqueous butan-1-ol in the water-rich region at 25 degrees C: Excess chemical potential, partial molar enthalpy, entropy and volume, heat capacity compressibility and thermal expansivity. Physical Chemistry Chemical Physics. 2:355-359. Abstract
To, ECH, Westh P, Trandum C, Hvidt A, Koga Y.  2000.  Interactions in D-fructose-1-propanol-H2O: the effect of D-fructose on the molecular organization of liquid H2O. Fluid Phase Equilibria. 171:151-164. Abstract
Koga, Y, Tamura K.  2000.  Fluctuations in Water, Aqueous tert-Butanol and 2-Butoxyethanol: Amplitude and Wavelength of Fluctuation.. Netsu Sokutei (J. Jpn. Soc. calor. Therm. Anal.). 27
Koga, Y.  1999.  Fluctuations in aqueous methanol, ethanol, and propan-1-ol: amplitude and wavelength of fluctuation. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 77:2039-2045. Abstract
Matsuo, H, To ECH, Wong DCY, Sawamura S, Taniguchi Y, Koga Y.  1999.  Excess partial molar enthalpy of 1-propanol in 1-propanol-NaCl-H2O at 25 degrees C: The effect of NaCl on molecular organization of H2O. Journal of Physical Chemistry B. 103:2981-2983. Abstract
Mizuno, K, Ochi T, Shimada S, Nishimura Y, Maeda S, Koga Y.  1999.  Magnetic susceptibility of aqueous tert-butanol. Physical Chemistry Chemical Physics. 1:133-135. Abstract
Tamura, K, Osaki A, Koga Y.  1999.  Compressibilities of aqueous tert-butanol in the water-rich region at 25 degrees C: Partial molar fluctuations and mixing schemes. Physical Chemistry Chemical Physics. 1:121-126. Abstract
To, ECH, Davies JV, Tucker M, Westh P, Trandum C, Suh KSH, Koga Y.  1999.  Excess chemical potentials, excess partial molar enthalpies, entropies, volumes, and isobaric thermal expansivities of aqueous glycerol at 25 degrees C. Journal of Solution Chemistry. 28:1137-1157. Abstract
Xu, YN, Koga Y.  1998.  Light scattering study on sol-gel transformation of SiO2 colloid at extremely high concentrations. Clays and Clay Minerals. 46:161-166. Abstract
To, ECH, Hu JH, Haynes CA, Koga Y.  1998.  Interactions in 1-propanol-urea-H2O: Chemical potentials, partial molar enthalpies, and entropies at 25 degrees C. Journal of Physical Chemistry B. 102:10958-10965. Abstract
Trandum, C, Westh P, Haynes CA, Koga Y.  1998.  Intermolecular interactions in tert-butyl alcohol dimethyl sulfoxide H2O: Chemical potentials, partial molar entropies and volumes. Journal of Physical Chemistry B. 102:5182-5195. Abstract
Westh, P, Haynes CA, Koga Y.  1998.  How dilute is the Henry's law region? II Journal of Physical Chemistry B. 102:4982-4987. Abstract
Koga, Y, Westh P, Trandum C, Haynes CA.  1997.  'Intermolecular interactions' in aqueous solutions of three components including lysozyme. Fluid Phase Equilibria. 136:207-221. Abstract
Westh, P, Koga Y.  1997.  Intermolecular interactions of lysozyme and small alcohols: A calorimetric investigation. Journal of Physical Chemistry B. 101:5755-5758. Abstract
Koga, Y, Westh P.  1996.  Partial molar fluctuations in aqueous 2-butoxyethanol. Bulletin of the Chemical Society of Japan. 69:1505-1508. Abstract
Koga, Y, Westh P, Sawamura S, Taniguchi Y.  1996.  Normalized fluctuations, H2O vs n-hexane: Site-correlated percolation. Journal of Chemical Physics. 105:2028-2033. Abstract
Tanaka, SH, Yoshihara HI, Ho AWC, Lau FW, Westh P, Koga Y.  1996.  Excess partial molar enthalpies of alkane-mono-ols in aqueous solutions. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 74:713-721. Abstract
Westh, P, Koga Y.  1996.  Intermolecular interactions in 2-butoxyethanol-DMSO-H2O. Journal of Physical Chemistry. 100:433-438. Abstract
Xu, YN, Hiew PL, Klippenstein MA, Koga Y.  1996.  Study of a commercial SiO2 sol and gel by small angle x-ray scattering: Effect of sample thickness and interpretation by means of smoluchowski scheme. Clays and Clay Minerals. 44:197-213. Abstract
Koga, Y.  1996.  Mixing schemes in aqueous solutions of nonelectrolytes: A thermodynamic approach. Journal of Physical Chemistry. 100:5172-5181. Abstract
Chan, SP, Fraser DS, Cheng SYS, Xu YN, Koga Y.  1995.  INSTABILITY OF SIO2 COLLOIDS AND SORPTION OF CA2+ IONS. Clays and Clay Minerals. 43:478-481. Abstract
Koga, Y.  1995.  FLUCTUATIONS IN AQUEOUS-SOLUTIONS OF SOME HYDROPHOBIC SOLUTES. Chemical Physics Letters. 240:340-344. Abstract
Koga, Y.  1995.  VAPOR-PRESSURES OF DILUTE AQUEOUS T-BUTYL ALCOHOL - HOW DILUTE IS THE HENRYS LAW REGION. Journal of Physical Chemistry. 99:6231-6233. Abstract
Koga, Y, Loo VJ, Puhacz KT.  1995.  IONIC-CONDUCTIVITY IN THE WATER-RICH REGION OF AQUEOUS 2-BUTOXYETHANOL. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 73:1294-1297. Abstract
Koga, Y, Tamura K, Murakami S.  1995.  Speeds of sound and isothermal compressibilities in the water-rich region of aqueous 2-butoxyethanol and 2-butanone at 25 degrees C. Journal of Solution Chemistry. 24:1125-1133. Abstract
Lai, JTW, Lau FW, Robb D, Westh P, Nielsen G, Trandum C, Hvidt A, Koga Y.  1995.  EXCESS PARTIAL MOLAR ENTHALPIES, ENTROPIES, GIBBS ENERGIES, AND VOLUMES IN AQUEOUS DIMETHYLSULFOXIDE. Journal of Solution Chemistry. 24:89-102. Abstract
Xu, YN, Koga Y, Strausz OP.  1995.  CHARACTERIZATION OF ATHABASCA ASPHALTENES BY SMALL-ANGLE X-RAY-SCATTERING. Fuel. 74:960-964. Abstract
Koga, Y, Nishikawa K, Yoshino K, Tanaka I, Xu YN, Amemiya Y.  1994.  ANOMALOUS X-RAY-SCATTERING FROM AQUEOUS 2-BUTOXYETHANOL AT X(BE)=0.06 NEAR FREEZING. Chemical Physics Letters. 228:53-56. Abstract
Koga, Y, Tanaka T, Atake T, Westh P, Hvidt A.  1994.  MIXING SCHEMES AND LIQUID-SOLID PHASE-DIAGRAM IN THE WATER-RICH REGION OF AQUEOUS 2-BUTOXYETHANOL. Bulletin of the Chemical Society of Japan. 67:2393-2397. Abstract
Xu, YN, Koga Y, Watkinson AP.  1994.  PORE-SIZE DISTRIBUTION OF COALS AND CHARS FROM WESTERN CANADA. Fuel. 73:1797-1801. Abstract
Davies, JV, Fooks R, Koga Y.  1994.  EXCESS PARTIAL MOLAR VOLUMES AND THERMAL EXPANSIVITIES IN THE WATER-RICH REGION OF AQUEOUS 2-BUTANONE. Journal of Solution Chemistry. 23:339-349. Abstract
Hvidt, A, Koga Y.  1993.  EXCESS THERMODYNAMIC PROPERTIES OF MIXTURES OF 2-BUTOXYETHANOL AND WATER AT 25-DEGREES-C. Thermochimica Acta. 228:39-46. Abstract
Koga, Y, Kristiansen J, Hvidt A.  1993.  EXCESS PARTIAL MOLAR VOLUMES OF (XCH3(CH2)3O(CH2)2OH+(1-X)H2O) IN THE WATER-RICH REGION. Journal of Chemical Thermodynamics. 25:51-56.
Lai, JTW, Kam JSC, Lau FW, Beach LJ, Koga Y.  1993.  EXCESS PARTIAL MOLAR ENTHALPIES AND FREE-ENERGIES IN METHANOL ISOBUTANOL MIXTURES AT 20-DEGREES-C - THE EFFECT OF SIZE DIFFERENCE. Thermochimica Acta. 230:39-53. Abstract
Davies, JV, Lau FW, Le LTN, Lai JTW, Koga Y.  1992.  THERMAL EXPANSIVITIES OF AQUEOUS-SOLUTIONS OF 2-BUTOXYETHANOL IN THE WATER-RICH REGION - TRANSITION OF MIXING SCHEME. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 70:2659-2663. Abstract
Koga, Y.  1992.  TRANSITION OF MIXING SCHEME IN THE WATER-RICH REGION OF AQUEOUS 2-BUTOXYETHANOL - PARTIAL MOLAR VOLUMES AND THEIR DERIVATIVES. Journal of Physical Chemistry. 96:10466-10468. Abstract
Siu, WWY, Wong TYH, Lai JTW, Chong A, Koga Y.  1992.  ISOTOPE EFFECTS ON THE EXCESS PARTIAL MOLAR ENTHALPIES OF (XCH3(CH2)3O(CH2)2O(H OR D)+(1-X)(H2O OR D2O)). Journal of Chemical Thermodynamics. 24:159-165.
Wong, TYH, Wongmoon KC, Beach LJ, Chuang YF, Koga Y.  1992.  EXCESS PARTIAL MOLAR FREE-ENERGIES, ENTHALPIES, AND ENTROPIES IN 2-BUTANONE-H2O MIXTURES - SOLUTE SOLUTE INTERACTIONS. Journal of Physical Chemistry. 96:10025-10029. Abstract
Koga, Y.  1991.  VAPOR-PRESSURES OF AQUEOUS 2-BUTOXYETHANOL SOLUTIONS AT 25-DEGREES-C - TRANSITIONS IN MIXING SCHEME. Journal of Physical Chemistry. 95:4119-4126. Abstract
Siu, WWY, Wong TYH, Chao LCF, Koga Y.  1991.  EXCESS PARTIAL MOLAR ENTHALPIES IN THE WATER-RICH REGION OF THE ISOBUTYRIC ACID - WATER-SYSTEM. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 69:1065-1069. Abstract
Koga, Y, Siu WWY, Wong TYH.  1990.  EXCESS PARTIAL MOLAR FREE-ENERGIES AND ENTROPIES IN AQUEOUS TERT-BUTYL ALCOHOL-SOLUTIONS AT 25-DEGREES-C. Journal of Physical Chemistry. 94:7700-7706.
Koga, Y, Siu WWY, Wong TYH.  1990.  TRANSITION OF SHORT-RANGE TO MEDIUM-RANGE ORDER IN AQUEOUS-SOLUTION OF 2-BUTOXYETHANOL. Journal of Physical Chemistry. 94:3879-3881.
Koga, Y, Wong TYH, Siu WWY.  1990.  VAPOR-PRESSURE OF AQUEOUS TERT-BUTANOL IN THE WATER-RICH REGION - TRANSITION IN THE MIXING SCHEME. Thermochimica Acta. 169:27-38.
Lee, O, Koga Y, Wade AP.  1990.  THERMOSONIMETRY OF THE PHASE 2-3 TRANSITION OF HEXACHLOROETHANE. Talanta. 37:861-873.
Meichel, T, Dawson PT, Morrison JA, Sullivan DE, Koga Y.  1990.  ADSORPTION OF ETHYLENE ON GRAPHITE NEAR SATURATION WETTING TRANSITION CAPILLARY CONDENSATION. Langmuir. 6:1579-1584.
Kasza, RV, Koga Y.  1989.  TRANS-CIS ISOMERIZATION OF TRANS-BIS(OXALATO)DIAQUACHROMATE(III) IN AQUEOUS-SOLUTIONS OF ETHANOL AND TERT-BUTANOL. Inorganica Chimica Acta. 162:15-18.
Siu, W, Koga Y.  1989.  EXCESS PARTIAL MOLAR ENTHALPIES OF 2-BUTOXYETHANOL AND WATER IN 2-BUTOXYETHANOL-WATER MIXTURES. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 67:671-676.
Koga, Y.  1988.  EXCESS PARTIAL MOLAR ENTHALPIES OF WATER IN WATER-TERT-BUTANOL MIXTURES. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 66:3171-3175.
Koga, Y.  1988.  EXCESS PARTIAL MOLAR ENTHALPIES OF TERT-BUTANOL IN WATER TERT-BUTANOL MIXTURES. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 66:1187-1193.
Koga, Y.  1987.  EXCESS PARTIAL MOLAR ENTHALPIES OF (XH2O+(1-X)D2O) AT AND BELOW 298.15-K. Journal of Chemical Thermodynamics. 19:571-577.
Koga, Y.  1987.  NUCLEATION KINETICS OF POLYMORPHIC TRANSITION FROM PHASE-II TO PHASE-III OF HEXACHLOROETHANE - METASTABILITY UNSTABILITY. Physica B & C. 146:408-415.
Koga, Y.  1986.  DIFFERENTIAL HEATS OF DILUTION OF TERT-BUTANOL INTO WATER TERT-BUTANOL MIXTURES AT 26.90-DEGREES-C. Canadian Journal of Chemistry-Revue Canadienne De Chimie. 64:206-207.
Vonk, CG, Koga Y.  1985.  AN X-RAY-DIFFRACTION STUDY OF NONLINEAR POLYETHYLENE .2. SMALL-ANGLE SCATTERING OBSERVATIONS NEAR THE MELTING-POINT. Journal of Polymer Science Part B-Polymer Physics. 23:2539-2548.
Koga, Y.  1984.  A SAXS STUDY OF CONCENTRATION FLUCTUATIONS IN TERT-BUTANOL WATER-SYSTEM. Chemical Physics Letters. 111:176-180.
Koga, Y.  1984.  GROWTH-KINETICS OF POLYMORPHIC TRANSITIONS IN SOME MOLECULAR-SOLIDS. Journal of Crystal Growth. 66:35-44.
Koga, Y.  1981.  A SENSITIVE INEXPENSIVE DTA. Journal of Physics E-Scientific Instruments. 14:297-298.
Harrison, LG, Koga Y, Lassau RT, Nagao M, Scott JCS.  1981.  COOPERATIVE INTERACTIONS AND TWO-DIMENSIONAL ORDERING IN THE ADSORPTION OF HBR ON KBR. Journal of the Chemical Society-Faraday Transactions I. 77:1393-1403.
Koga, Y.  1980.  KINETIC-BEHAVIOR OF POLYMORPHIC TRANSITION BETWEEN PHASE-ALPHA AND PHASE-BETA OF SUBLIMED PARA-DICHLOROBENZENE. Molecular Crystals and Liquid Crystals. 64:51-56.
Koga, Y.  1979.  PREMELTING OF THE C-FORM OF STEARIC-ACID. Journal of Thermal Analysis. 17:87-92.
Koga, Y, Miura RM.  1978.  RATE OF POLYMORPHIC TRANSFORMATION BETWEEN PHASE-II AND PHASE-III OF HEXACHLOROETHANE. Journal of the Chemical Society-Faraday Transactions I. 74:1913-1921.
Koga, Y.  1975.  CRITICAL BEHAVIOR OF COOPERATIVE INTERACTIONS. Chemical Physics Letters. 31:571-573.

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