| 1997-06-15 | Alumina composite membranes prepared by MOCVD | Ha, HY; Lee, JS; Nam, SW; Kim, IW; Hong, SA |
| 2004-01-14 | Characteristics of composite bipolar plates for polymer electrolyte membrane fuel cells | Cho, EA; Jeon, US; Ha, HY; Hong, SA; Oh, IH |
| 2004-11-30 | Characteristics of the Nafion (R) - impregnated polycarbonate composite membranes for PEMFCs | Kim, KH; Ahn, SY; Oh, IH; Ha, HY; Hong, SA; Kim, MS; Lee, Y; Lee, YC |
| 2002-07-01 | Characteristics of the Nafion ionomer-impregnated composite membrane for polymer electrolyte fuel cells | Shim, J; Ha, HY; Hong, SA; Oh, IH |
| 2003-12 | Characteristics of the PEMFC repetitively brought to temperatures below 0 degrees C | Cho, EA; Ko, JJ; Ha, HY; Hong, SA; Lee, KY; Lim, TW; Oh, IH |
| 2002-02-28 | Chemical and electronic effects of Ni in Pt/Ni and Pt/Ru/Ni alloy nanoparticles in methanol electrooxidation | Park, KW; Choi, JH; Kwon, BK; Lee, SA; Sung, YE; Ha, HY; Hong, SA; Kim, H; Wieckowski, A |
| 2005-05 | Comparative studies of a single cell and a stack of direct methanol fuel cells | Lee, S; Kim, D; Lee, J; Chung, ST; Ha, HY |
| 2005-01-10 | Development of nanophase CeO2-Pt/C cathode catalyst for direct methanol fuel cell | Yu, HB; Kim, JH; Lee, HI; Scibioh, MA; Lee, J; Han, J; Yoon, SP; Ha, HY |
| 2002-09-30 | Effect of casting solvent on morphology and physical properties of partially sulfonated polystyrene-block-poly(ethylene-ran-butylene)-block-polystyrene copolymers | Kim, J; Kim, B; Jung, B; Kang, YS; Ha, HY; Oh, IH; Ihn, KJ |
| 2002-04-01 | Effect of the catalytic ink preparation method on the performance of polymer electrolyte membrane fuel cells | Shin, SJ; Lee, JK; Ha, HY; Hong, SA; Chun, HS; Oh, IH |
| 2004-11-30 | Effect of the ionomers in the electrode on the performance of PEMFC under non-humidifying conditions | Ahn, SY; Lee, YC; Ha, HY; Hong, SA; Oh, IH |
| 2006-02 | Effects of polyamidoamine dendrimers on the catalytic layers of a membrane electrode assembly in fuel cells | Lee, JH; Won, J; Oh, IH; Ha, HY; Cho, EA; Kang, YS |
| 2000-07 | Effects of temperature and partial pressure of CO2/O-2 on corrosion behaviour of stainless-steel in molten Li/Na carbonate salt | Lim, TH; Hwang, ER; Ha, HY; Nam, SW; Oh, IH; Hong, SA |
| 2004-05 | Effects of water removal on the performance degradation of PEMFCs repetitively brought to < 0 degrees C | Cho, EA; Ko, JJ; Ha, HY; Hong, SA; Lee, KY; Lim, TW; Oh, IH |
| 2003-03 | Electrochemical oscillations in the HCHO oxidation on a Pt electrode | Jung, I; Kim, D; Lee, J; Oh, IH; Ha, HY; Tak, Y |
| 2004-11-30 | Electrochemical studies of DMFC anodes with different ionomer content | Kim, JH; Ha, HY; Oh, IH; Hong, SA; Kim, HN; Lee, HI |
| 2003-05-06 | Fixation of nanosized proton transport channels in membranes | Won, J; Park, HH; Kim, YJ; Choi, SW; Ha, HY; Oh, IH; Kim, HS; Kang, YS; Ihn, KJ |
| 2005-11 | Impedance analysis on transient behavior of DMFC anodes during preconditioning process | Kim, JH; Lee, HI; Hong, SA; Ha, HY |
| 2004-04 | Incorporation of zirconium hydrogen phosphate into porous ionomer membranes | Song, MK; Kim, YT; Hwang, JS; Ha, HY; Rhee, HW |
| 2004-05-14 | Influence of cathode gas diffusion media on the performance of the PEMFCs | Prasanna, M; Ha, HY; Cho, EA; Hong, SA; Oh, IH |
| 2004-09-03 | Influence of the solvent in anode catalyst ink on the performance of a direct methanol fuel cell | Kim, JH; Ha, HY; Oh, IH; Hong, SA; Lee, HI |
| 2004-10-05 | Investigation of oxygen gain in polymer electrolyte membrane fuel cells | Prasanna, A; Ha, HY; Cho, EA; Hong, SA; Oh, IH |
| 1999 | LiCoO2-coated NiO cathode for MCFC | Nam, SW; Kim, SG; Oh, IH; Lim, TH; Ha, HY; Hong, SA; Kim, K; Lim, HC |
| 2000-05 | Methane steam reforming in a Pd-Ru membrane reactor | Nam, SW; Yoon, SP; Ha, HY; Hong, SA; Maganyuk, AP |
| 2002-04-01 | Modification of polymer electrolyte membranes for DMFCs using Pd films formed by sputtering | Yoon, SR; Hwang, GH; Cho, WI; Oh, IH; Hong, SA; Ha, HY |
| 2006-05-01 | Nafion (R)-graft-polystyrene sulfonic acid membranes for direct methanol fuel cells | Bae, B; Ha, HY; Kim, D |
| 2006-04 | Nafion composite membranes containing rod-shaped polyrotaxanes for direct methanol fuel cells | Cho, HD; Won, J; Ha, HY; Kang, YS |
| 2004-10 | Nano-silica layered composite membranes prepared by PECVD for direct methanol fuel cells | Kim, DJ; Scibioh, MA; Kwak, S; Oh, IH; Ha, HY |
| 2005-03-24 | On the consequences of methanol crossover in passive air-breathing direct methanol fuel cells | Kho, BK; Bae, B; Scibioh, MA; Lee, J; Ha, HY |
| 2006-04-21 | Operational characteristics of a 50 W DMFC stack | Kim, D; Lee, J; Lim, TH; Oh, IH; Ha, HY |
