Publications

Publications

First page of each publication is available in PDF. Full texts require authorizations.

* The highlights in the PDF files mean corrections made from the original articles.

29.	Designing Enzyme-Compatible Ionic Liquids that Can Dissolve Carbohydrates. (doi: 10.1039/b801489b) (Electronic Supplementary Information) Green Chemistry, 10 (6), 696-705 (2008). Hua Zhao, Gary A. Baker, Zhiyan Song, Olarongbe Olubajo, Tanisha Crittle, and Darkeysha Peters.
28.	Determining Nucleotide Acidity and Cation Binding Constants by ³¹P NMR. Canadian Journal of Analytical Sciences and Spectroscopy. 53(2), 45-51 (2008). Zhiyan Song, Artez Sims, Jemeral Eady, Hua Zhao and Olarongbe Olubajo.
27.	Microwave-Assisted Esterification of N-Acetyl-L-Phenylalanine Using Modified Mukaiyama’s Reagents: A New Approach Involving Ionic Liquids. International Journal of Molecular Sciences, 9(1), 33-44 (2008). Hua Zhao, Zhiyan Song, Janet V. Cowins and Olarongbe Olubajo.
26.	Nuclear Magnetic Relaxation of Water in Ionic-Liquid Solutions: Determining the Kosmotropicity of Ionic Liquids and its Relationship with the Enzyme Enantioselectivity. (doi: 10.1002/jctb.1673) Journal of Chemical Technology and Biotechnology, 82(3), 304-312 (2007). Hua Zhao and Zhiyan Song.
25.	Innovative Applications of Ionic Liquids as ‘Green’ Engineering Liquids. (doi: 10.1080/00986440600586537) Chemical Engineering Communications, 193(12), 1660-1677 (2006). Hua Zhao.
24.	Using Ionic Liquid [EMIM][CH₃COO] as an Enzyme-'Friendly' Co-solvent for Resolution of Amino Acids. (doi:10.1016/j.tetasy.2006.09.009) Tetrahedron: Asymmetry, 17(17), 2491-2498 (2006). Hua Zhao, Lee Jackson, Zhiyan Song and Olarongbe Olubajo.
23.	Viscosity B-Coefficients and Standard Partial Molar Volumes of Amino Acids, and Their Roles in Interpreting the Protein (Enzyme) Stabilization. (doi: 10.1016/j.bpc.2006.03.008) Biophysical Chemistry, 122(3), 157-183 (August 1, 2006). Hua Zhao.
22.	Enhancing Protease Enantioselectivity by Ionic Liquids Based on Chiral- or ω-Amino Acids. (10.1016/j.tetasy.2006.05.022) Tetrahedron: Asymmetry, 17(10), 1549-1553 (June 19, 2006). Hua Zhao, Lee Jackson, Zhiyan Song and Olarongbe Olubajo.
21.	Are Ionic liquids Kosmotropic or Chaotropic? An Evaluation of Available Thermodynamic Parameters for Quantifying the Ion Kosmotropicity of Ionic Liquids. (doi: 10.1002/jctb.1449) Journal of Chemical Technology and Biotechnology, 81(6), 877-891 (June 2006). Erratum Hua Zhao.
20.	Improving the Enzyme Catalytic Efficiency Using Ionic Liquids with Kosmotropic Anions. (doi: 10.1002/cjoc.200690111) Chinese Journal of Chemistry (in English, published by Wiley), 24(4), 580-584 (April 2006). Hua Zhao, Sophia Campbell, Jonathan Solomon, Zhiyan Song and Olarongbe Olubajo.
19.	Hofmeister Series of Ionic Liquids: Kosmotropic Effect of Ionic Liquids on the Enzymatic Hydrolysis of Enantiomeric Phenylalanine Methyl Ester. (doi:10.1016/j.tetasy.2006.01.015) Tetrahedron: Asymmetry, 17(3), 377-383 (February 6, 2006). Hua Zhao, Sophia M. Campbell, Lee Jackson, Zhiyan Song and Olarongbe Olubajo.
18.	Effect of Kosmotropicity of Ionic Liquids on the Enzyme Stability in Aqueous Solutions. Bioorganic Chemistry, 34(1), 15-25 (February 2006). (doi: 10.1016/j.bioorg.2005.10.004) Hua Zhao, Olarongbe Olubajo, Zhiyan Song, Artez L. Sims, Terra E. Person, Rasheed A. Lawal and LaDena A. Holley.
17.	Effect of Ions and Other Compatible Solutes on Enzyme Activity, and its Implication for Biocatalysis Using Ionic Liquids. (doi:10.1016/j.molcatb.2005.08.007) Journal of Molecular Catalysis B: Enzymatic, 37(1-6), 16-25 (December 1, 2005) Hua Zhao.
16.	Use of Ionic Liquids as 'Green' Solvents for Extractions. (doi: 10.1002/jctb.1333) Journal of Chemical Technology and Biotechnology, 80(10), 1089-1096 (October 2005). Hua Zhao, S. Xia, and P. Ma.
15.	Enantioseparation of the Esters of α-N-acetyl Amino Acids by Lipase in Ionic Liquid. (doi: 10.1002/chir.20132) Chirality, 17(S1), S240-S242 (2005). SV Malhotra and Hua Zhao.
14.	[Book Chapter] Ionic Liquids: Highly Effective Medium for Enantiopure Amino Acids via Enzymatic Resolution. in Ionic Liquids IIIB: Fundamentals, Progress, Challenges, and Opportunities (Transformations and Processes), pp. 111-123, ACS Symposium Series No. 902, (edited by Robin D. Rogers and Kenneth R. Seddon), American Chemical Society, Washington DC, Distributed by Oxford University Press (April 2005), ISBN: 0841238944. SV Malhotra and Hua Zhao. [Product Information]
13.	Radial Distribution Functions in Liquids and Fractal Aggregates. (doi: 10.1080/00986440590473317) Chemical Engineering Communications, 192(2), 145-154 (February 2005). Hua Zhao.
12.	[Book Chapter] Frozen Food Packaging. in Handbook of Frozen Foods ,edited by: Y. H. Hui ; Paul Cornillon ; Isabel Guerrero Legarreta ; Miang Lim ; K. D. Murrell ; Wai-Kit Nip, pp. 55-65, Marcel Dekker Inc., New York (03/29/2004), ISBN 0-8247-4712-7. KL Yam, Hua Zhao and CC Lai.
11.	Current Studies on Some Physical Properties of Ionic Liquids. (doi: 10.1080/003191031000117319) Physics and Chemistry of Liquids, 41(6), 545 - 557 (December 2003). SV Malhotra and Hua Zhao.
10.	Preparation and Characterization of Three Room-Temperature Ionic Liquids. (doi: 10.1080/0031910031000155452) Physics and Chemistry of Liquids, 41(5), 487- 492 (October 2003). Hua Zhao, SV Malhotra and RG Luo.
9.	Optimization of a Process for Carboxymethyl Cellulose (CMC) Preparation in Mixed Solvents. International Journal of Polymeric Materials, 52 (9), 749-759 (September 2003). Hua Zhao, Fa Cheng, Guifeng Li and Jingwu Zhang.
8.	Kinetic Study on the Enzymatic Resolution of Homophenylalanine Ester Using Ionic Liquids. (doi: 10.1021/bp025721b) Biotechnology Progress, 19(3), 1016-1018 (June 2003). Hua Zhao, RG Luo, and SV Malhotra.
7.	Applications of Ionic Liquids in Organic Synthesis. Aldrichimica Acta, 35(3), 75-83 (December 2002). Hua Zhao and SV Malhotra.
6.	A New Equation of State (HSFT) Based on Fractal Theory. (doi: 10.1080/00986440213880) Chemical Engineering Communications, 189(9), 1155-1195 (September 2002). Hua Zhao, P. Li and P.-S. Ma.
5.	[Book Chapter] Esterification of Amino Acids by Using Ionic Liquid as A Green Catalyst. in Catalysis of Organic Reaction (edited by: Dennis Morrell), Chemical Industries, no. 89, 667-672, Marcel Dekker Inc., New York (11/13/2002), ISBN 0-8247-4132-3. Hua Zhao and SV Malhotra. [Product Information]
4.	Enzymatic Resolution of Amino Acid Esters Using Ionic Liquid N-ethyl Pyridinium Trifluoroacetate. (doi: 10.1023/A:1016205924504) Biotechnology Letters, 24(15), 1257-1259 (August 2002). Hua Zhao and SV Malhotra.
3.	Concise Synthesis and Enzymatic Resolution of L-(+)-Homophenylalanine Hydrochloride. Enantiomer, 7 (1), 1-3 (January 2002). Hua Zhao, RG Luo, D Wei, and SV Malhotra.
2.	Chiral Synthesis and Enzymatic Resolution of S-(-)-Piperazine-2-Carboxylic Acid Using Enzyme Alcalase. Enantiomer, 6 (6), 343-345 (December 2001). G. Wu , Hua Zhao, RG Luo, D Wei, and SV Malhotra.
1.	The Study of Distribution of Substance of Carboxymethyl Cellulose Produced in Medium C₆H₆ – C₂H₅OH. Acta Polymerica Sinica, (5), 524-529 (October 1997). Fa Cheng, Hua Zhao, Jianxin Feng, Jingwu Zhang and Guifeng Li.

Conference Presentations

21.	Hua Zhao,* Gary A. Baker, Zhiyan Song, Olarongbe Olubajo, Darkeysha Peters, Elliott Goins, and Tanisha Crittle, "Can ionic liquids dissolve cellulose but not deactivate enzymes?", 234th ACS National Meeting (FUEL 101), Boston, MA, August 19-23, 2007.
20.	Hua Zhao,* Sophia Campbell, Zhiyan Song, and Olarongbe Olubajo, "Effect of ionic liquid hydrophobicity on the enzyme activity", 233rd ACS National Meeting (I&EC 107), Chicago, IL, March 25-29, 2007.
19.	Hua Zhao,* Lee Jackson, Zhiyan Song, and Olarongbe Olubajo, "Enzyme enantioselectivity in aqueous solutions of novel ionic liquids based on chiral amino acids", 232nd ACS National Meeting (ORGN 155), San Francisco, CA, September 10-14, 2006.
18.	Lee Jackson,* Sophia Campbell, Olarongbe Olubajo, and Hua Zhao, "Effect of ionic liquids on the kinetic hydrolysis of chiral phenylalanine ester", 231st ACS National Conference (CHED 387), Atlanta, GA, March 26-30, 2006.
17.	Hua Zhao,* Sophia Campbell, Lee Jackson, Olarongbe Olubajo, and Zhiyan Song, "Hofmeister series and individual ion contribution of ionic liquids to the enzyme activity and enantioselectivity", 231st ACS National Conference (I&EC 136), Atlanta, GA, March 26-30, 2006.
16.	Sophia Campbell, Jonathan Solomon, Artez Sims, Rasheed Lawal, Olarongbe Olubajo, and Hua Zhao, "Enhance the enzyme stability through the addition of ionic liquids containing kosmotropic anions", 230th ACS National Conference (CHED 223), Washington DC, August 28 - September 1, 2005.
15.	Shannon Watts*, LaDena Holley, Adegboye Adeyemo, Hua Zhao, Jannie L Baker, Olarongbe Olubajo, and George Williams, "Use HPLC analysis to determine the purity and polarity of porphyrins and their metal complexes", 230th ACS National Conference (CHED 146), Washington DC, August 28 - September 1, 2005.
14.	LaDena A. Holley, Terra E. Person, Rasheed A. Lawal, Artez L. Sims*, Olarongbe Olubajo and Hua Zhao, "Evaluation of Enzyme Activity and Stability in ‘Green’ Ionic Liquids", 32nd NOBCChE Annual Conference, Orlando, FL, March 20-26, 2005.
13.	SV Malhotra* and Hua Zhao, "Ionic Liquids: Green Medium for Enantiopure Amino Acids via Enzymatic Resolution." 16th International Conference on Chirality, July 11-14, 2004, New York.
12.	K. Schaich*, Hua Zhao, and K. Yam, "2020 Challenges in Food Packaging", Eastern Food Science Conference XIII "20-20 Foresight: Moving Food Science Into the Future", October 26-28, 2003, Philadelphia, PA (Adams Mark Hotel, City Avenue and Monument Road).
11.	SV Malhotra* and Hua Zhao, "Ionic liquids: Highly effective medium for enatiopure amino acid esters via enzymatic resolution." Abstracts of Papers, 226th ACS National Meeting, New York, NY, United States, September 7-11, 2003 (2003), IEC-192. Publisher: American Chemical Society, Washington, D. C. AN 2003: 632693.
10.	Hua Zhao* and SV Malhotra, "Esterification of Amino Acids by Using Ionic Liquid as A Green Catalyst," 19th Conference on Catalysis of Organic Reactions, San Antonio, TX, April 14-18, 2002.
9.	Hua Zhao and SV Malhotra, "Enzymatic Resolution of Homophenylalanine Ester Using Ionic Liquids", 2001 AIChE Annual Meeting, Reno, Nevada, November 4 - 9, 2001 (Paper # 300ao, section 300).
8.	Joseph S. Hinksmon, RG Luo and Hua Zhao, "Preliminary Synthesis and Separation of L-Homophenylalanine", Penn State's McNair Scholars Summer Research Conference*, PA, August 4-6, 2000.
7.	Hua Zhao* and RG Luo, "Synthesis and Enzymatic Resolution of L-Homophenylalanine", 9th Annual UNI-TECH Conference, Newark, NJ, April 28, 2000.
6.	Hua Zhao* and RG Luo, "Synthesis and Chirally Selective Hydrolysis of D, L-Homophenylalanine by Alcalase", 6th Chinese American Conference on Chemical Science and Technology, Newark, NJ, June 10, 2000.
5.	Hua Zhao, Ping Li and Pei-sheng Ma, "A New Equation of State (HSFT) Based on Fractal Theory", 1999 AIChE Annual Meeting, Dallas, TX, October 31 – November 5, 1999 (Paper #: 72g and Section #: 01A19).
4.	Hua Zhao, P. Li and P. Ma, "Predicting Thermodynamic Properties of Pure Substances by Generalized HSFT Equation", 1999 AIChE Annual Meeting, Dallas, TX, October 31 – November 5, 1999 (Paper #: 87m and Section #: 01A21).
3.	P. Li and Hua Zhao, "A Molecular Thermodynamic Model Based on Fractal Theory," In: Proceeding of the Second Joint China/USA Chemical Engineering Conference*, Beijing, May 1997, page 932-935.
2.	Hua Zhao* and P. Li, "Fractal Structure and Molecular Potential in Fluids", In. Proceeding of 8th National Chemical Engineering Conference of China, Tianjin, 1996, page 128-133.
1.	P. Li and Hua Zhao, "A Molecular Thermodynamic Model (HSFT) Based on Fractal Theory", In: Proceeding of 8th National Chemical Engineering Conference of China*, Tianjin, 1996, page 122-127.
*	Indicating Presenter.
Ph.D. Dissertation
Synthesis and enzymatic resolution of amino acid esters in "green" solvents — ionic liquids

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This site was last updated 07/07/08