National Chiayi University

1) Ke, J.H., Zen, J.M. Wang, F.L., 2004. "Ortho-Alkylation of Phenol with Methanol Using Pb-Cr Promoted Magnesium Oxide Catalysts" J. Chin. Chem. Soc., 51(6), 1407-1410. (IF = 0.475)

2) Senthil Kumar, A., Zen, J.M. 2004. "Unusual Redox Catalysis in a Ruthenium Oxide-Prussian Blue Combined Material" ChemPhysChem, 5, 1227-1231. (IF = 3.316)

3) Zen, J.M., Hsu, C.T., Senthil Kumar, A., Lyuu, H.J., Lin, K.Y. 2004. "Amino Acid Analysis Using Disposable Copper Nanoparticle Plated Electrodes" Analyst, 129(9), 841-845. (IF = 2.251)

4) Senthil Kumar, A., Zen, J.M. 2004. "Organic Redox Probes for the Key Oxidation States in Mixed Valence Ruthenium Oxide/Cyanometallate (Ruthenium Prussian Blue Analogue) Catalysts" Electroanalysis, 16(15), 1211-1220. (IF = 1.811)

5) Zen, J.M., Hsu, C.T., Hsu, Y.L., Sue, J.W., Conte, E.D. 2004. "Voltammetric Peak Separation of Dopamine from Uric Acid in the Presence of Ascorbic Acid at Greater Than Ambient Solution Temperatures" Anal. Chem., 76(14), 4251-4255. (IF = 5.250)

6) Zen, J.M., Senthil Kumar, A. 2004. "The Prospects of Clay Mineral Electrodes" Anal. Chem., 76(11), 205A-211A. (IF = 5.250)

7) Shih, Y., Zen, J.M., Senthil Kumar, A., Chen, P.Y. 2004. "Flow Injection Analysis of Zinc Pyrithione in Hair Care Products on a Cobalt Phthalocyanine Modified Screen-Printed Carbon Electrode" Talanta, 62(5), 912-917. (IF = 2.091)

8) Shih, Y., Zen, J.M., Senthil Kumar, A., Lee, Y.C., Huang, H.R. 2004. "Determination of the Toxic Lead Level in Cosmetic-Hair Dye Formulations Using a Screen-Printed Silver Electrode" Bull. Chem. Soc. Jpn, 77(2). 311-312. (IF = 1.237)

9) Senthil Kumar, A., Chen, P.Y., Zen, J.M. 2004. "Self-Assembling of Hybrid Prussian Blue Units in Cinder Matrix: Characterization and Electrocatalysis" Electroanalysis, 16(3), 242-246. (IF = 1.811)

10) Zen, J.M., Chung H.H., Yang, H.H., Chiu, M.H., Sue, J.W. 2003. "Photoelectrocatalytic Oxidation of o-Phenols on Copper-Plated Screen-Printed Electrodes" Anal. Chem., 75(24), 7020-7025. (IF = 5.250)

11) Zen, J.M., Chen, P.Y., Senthil Kumar, A. 2003. "Flow Injection Analysis of an Ultratrace Amount of Arsenite Using a Prussian Blue-Modified Screen-Printed Electrode" Anal. Chem., 75(21), 6017-6022. (IF = 5.250)

12) Zen, J.M., Senthil Kumar, A., Chen, H.P. 2003. "Lead Ruthenate Pyrochlore Formed in Natural Iron-Intercalated Clay for Sensitive Determination of Dopamine" Electroanalysis, 15(20), 1584-1588. (IF = 1.811)

13) Zen, J.M., Senthil Kumar, A., Chung, C.R. 2003. "A Glucose Biosensor Employing a Stable Artificial Peroxidase Based on Ruthenium Purple Anchored Cinder" Anal. Chem., 75(11), 2703-2709. (IF = 5.250)

14) Zen, J.M., Tsai, D.M., Senthil Kumar, A. 2003. "Flow Injection Analysis of Ascorbic Acid in Real Samples Using a Highly Stable Chemically Modified Screen-Printed Electrode" Electroanalysis, 15(14), 1171-1176. (IF = 1.811)

15) Zen, J.M., Senthil Kumar, A., Tsai, D.M. 2003. "Recent Updates of Chemically Modified Electrodes in Analytical Chemistry" Electroanalysis, 15(13), 1073-1087. (IF = 1.811)

16) Zen, J.M., Tsai, D.M., Yang, H.H. 2003. "Sensitive Determination of Zinc(II) in Real Samples Using a Poly(4-vinylpyridine)/Mercury Film Electrode" J. Chin. Chem. Soc., 50(3A), 375-380. (IF = 0.475)

17) Zen, J.M., Ho, H., Chen, P.Y. 2003. "Voltammetric Determination of Thallium(I) on a Prussian Blue/Cinder Paste Electrode" Indian J. Chem., 42A(4), 839-842. (IF = 0.489)

18) Zen, J.M., Liou, S.L., Hsia, M.S., Senthil Kumar, A. 2003. "An Efficient and Selective Photocatalytic System for Oxidation of Sulfides to Sulfoxides" Angewandte Chemie, 42(5), 577-579. (IF = 8.427)

19) Zen, J.M., Tsai, D.M., Yang, H.H. 2002. "Direct Determination of Vitamin C in Fruit Juices Using a Polyviologen-Modified Electrode" Electroanalysis, 14(22), 1597-1600. (IF = 1.811)

20) Zen, J.M., Song, Y.S., Chung, H.H., Hsu, C.T., Senthil Kumar, A. 2002. "Photoelectrochemical Oxygen Sensor Using Copper-Plated Screen-Printed Carbon Electrodes" Anal. Chem., 74, 6126-6130. (IF = 5.250)

21) Zen, J.M., Chen, P.Y., Senthil Kumar, A. 2002. "Improved Flow Injection Analysis of H₂O₂ on Cinder/Prussian Blue-Modified Electrodes by CTAB Micelles" J. Chin. Chem. Soc., 49(5), 915-920. (IF = 0.475)

22) Zen, J.M., Yang, C.C., Senthil Kumar, A. 2002. "Voltammetric Behavior and Trace Determination of Pb²⁺ at a Mercury-Free Screen-Printed Silver Electrode" Anal. Chim. Acta, 464(2), 229-235. (IF = 2.210)

23) Shih, Y., Zen, J.M., Yang, H.H. 2002. "Determination of Codeine in Urine and Drug Formulations Using a Clay-Modified Screen-Printed Carbon Electrode" J. Pharm. Biom. Anal., 29(5), 827-833. (IF = 1.425)

24) Zen, J.M., Lai, Y.Y., Yang, H.H., Senthil Kumar, A. 2002. "Multianalyte Sensor for the Simultaneous Determination of Hypoxanthine, Xanthine and Uric acid Based on a Preanodized Nontronite-Coated Screen-Printed Electrode" Sen. Actuat., B: Chemical, 84(2-3), 237-244. (IF = 2.391)

25) Senthil Kumar, A., Zen, J.M. 2002. "Electrochemical Investigation of Glucose Sensor Fabricated at Copper-Plated Screen-Printed Carbon Electrodes" Electroanalysis, 14(10), 671-678. (IF = 1.811)

26) Zen, J.M., Chen, P.Y., Senthil Kumar, A. 2002. "Flow Injection Analysis of Allopurinol by Enzymeless Approach at Glassy Carbon Electrodes" Electroanalysis, 14(10), 645-649. (IF = 1.811)

27) Zen, J.M., Chung, H.H., Senthil Kumar, A. 2002. "Selective Detection of o-Diphenols on Copper-Plated Screen-Printed Electrodes" Anal. Chem., 74(5), 1202-1206. (IF = 5.250)

28) Zen, J.M., Chen, P.Y., Senthil Kumar, A. 2002. "Flow Injection Analysis of Ultratrace Sulfide at Low Potentials on Screen-Printed Carbon Electrodes Modified with Cinder/Hexacyano Cobaltate Hybrid" Electroanalysis, 14(7-8), 513-518. (IF = 1.811)

29) Zen, J.M., Wang, H.F., Yang, H.H., Senthil Kumar, A., Dharuman, V. 2002. "Preconcentration and Electroanalysis of Copper(II) in Ammoniacal Medium on Nontronite/Cellulose Acetate Modified Electrodes" Electroanalysis, 14(2), 99-105. (IF = 1.811)

30) Zen, J.M., Chung, H.H., Senthil Kumar, A. 2001. "Flow Injection Analysis of Glucose Based on an Enzyme Reactor Coupled with a Copper-Plated Screen-Printed Carbon Electrode" Anal. Sci., 17, i287-i290. (IF = 1.140)

31) Zen, J.M., Yang, C.C., Senthil Kumar, A. 2001. "Potential Scan Rate Dependence of Underpotential and Bulk Depositions of Lead on Screen-Printed Silver Electrodes" Electrochim. Acta, 47(6), 899-904. (IF = 1.996)

32) Zen, J.M., Chen, H.P., Senthil Kumar, A. 2001. "Disposable Clay-Coated Screen-Printed Electrode for Amitrole Analysis" Anal. Chim. Acta, 449(1-2), 95-102.(IF = 2.210)

33) Zen, J.M., Senthil Kumar, A. 2001. "A Mimicking Enzyme Analogue for Chemical Sensors" Acc. Chem. Res., 34(10), 772-780. (IF = 15.000)

34) Zen, J.M., Senthil Kumar, A., Chen, H.W. 2001. "Electrochemical Behavior of Stable Cinder/Prussian Blue Analogue and Its Mediated Nitrite Oxidation" Electroanalysis, 13(14), 1171-1178. (IF = 1.811)

35) Zen, J.M., Senthil Kumar, A., Chen, J.C., Jayachithra, K., Balamurugan, K., Chin, D.H. 2001. "Electrocatalytic Cyclization of Dithiothreitol on Chemically Modified Electrode by Analogy with Protein Action" Analyst, 126(8), 1409-1413. (IF = 2.251)

36) Zen, J.M., Lin, H.Y., Yang, H.H. 2001. "Elimination of the Copper-Zinc Interference at Mercury Film Electrodes by a Nafion/Clay Modified Layer" Electroanalysis, 13(6), 505-508. (IF = 1.811)

37) Zen, J.M., Senthil Kumar, A., Chen, J.C. 2001. "Mechanistic Studies and Sensitive Determination of Norepinephrine at a Nafion/Lead-Ruthenium Oxide Pyrochlore Chemically Modified Electrode" Electroanalysis, 13(6), 457-464. (IF = 1.811)

38) Zen, J.M., Wang, W.M., Senthil Kumar, A. 2001. "Potentiometric Stripping Analysis of Traces of Thallium(III) at a Poly(4-Vinylpyridine)/Mercury Film Electrode" Electroanalysis, 13(4), 321-324. (IF = 1.811)

39) Zen, J.M., Senthil Kumar, A., Chen, J.C. 2001. "Electrocatalytic Oxidation and Sensitive Detection of Cysteine on Lead Ruthenate Pyrochlore Modified Electrode" Anal. Chem., 73(6), 1169-1175. (IF = 5.250)

40) Zen, J.M., Senthil Kumar, A., Chen, J.C. 2001. "Electrochemical Behavior of Lead-Ruthenium Oxide Pyrochlore Catalyst: Redox Characteristics in Comparison with that of Ruthenium Dioxide" J. Mol. Catalysis A, 165(1-2), 177-188. (IF = 2.264)

41) Zen, J.M., Senthil Kumar, A., Wang, H.F. 2000. "A Dual Electrochemical Sensor for Nitrite and Nitric Oxide" Analyst, 125(12), 2169-2172. (IF = 2.251)

42) Zen, J.M., Tsai, D.M., Senthil Kumar, A., Dharuman, V. 2000. "Amperometric Determination of Ascorbic Acid at a Ferricyanide-Doped Tosflex-Modified Electrode" Electrochem. Commun., 2(11), 782-785. (IF = 2.300)

43) Chandrasekara Pillai, K., Senthil Kumar, A., Zen, J.M. 2000. "Nafion-RuO₂-Ru(bpy)₃²⁺ Composite Electrodes for Efficient Electrocatalytic Water Oxidation" J. Mol. Catalysis A, 160(2), 277-285. (IF = 2.264)

44) Zen, J.M., Chung, H.H., Senthil Kumar, A. 2000. "Determination of Lead(II) on a Copper/Mercury-Plated Screen-Printed Electrode" Anal. Chim. Acta, 421(2), 189-197. (IF = 2.210)

45) Zen, J.M., Chung, H.H., Senthil Kumar, A. 2000. "Flow Injection Analysis of Hydrogen Peroxide on Copper-Plated Screen-Printed Carbon Electrodes" Analyst, 125(9), 1633-1637. (IF = 2.251)

46) Zen, J.M., Senthil Kumar, A., Chen, H.W. 2000. "Electrochemical Formation of Prussian Blue in Natural Iron-Intercalated Clay and Cinder Matrixes" Electroanalysis, 12(7), 542-545. (IF = 1.811)

47) Zen, J.M., Chung, H.H., Ilangovan, G., Senthil Kumar, A. 2000. "Sensitive Voltammetric Determination and Electrochemical Impedance Study of Pb(II) at Electrochemically Activated Glassy Carbon Electrodes" Analyst, 125(6), 1139-1146. (IF = 2.251)

48) Shih, Y., Zen, J.M. 2000. "An Electrochemical Sensor Based on a Clay-Coated Screen-Printed Electrode for the Determination of Arbutin" Anal. Chim. Acta, 412(1-2), 63-68. (IF = 2.210)

49) Zen, J.M., Lai, Y.Y., Ilangovan, G., Senthil Kumar, A. 2000. "Electrocatalytic Oxidation of Hypoxanthine on a Nafion/Lead-Ruthenium Oxide Pyrochlore Modified Electrode" Electroanalysis, 12(4), 280-286. (IF = 1.811)