| 2002-12 | Reduction of sludge by ozone treatment and production of carbon source for denitrification | Ahn, KH; Yeom, IT; Park, KY; Maeng, SK; Lee, Y; Song, KG; Hwang, JH |
| 2004-04 | Removal mechanism of natural organic matter and organic acid by ozone in the presence of goethite | Park, JS; Choi, HC; Ahn, KH; Kang, JW |
| 1999-05-25 | Removal of ions in nickel electroplating rinse water using low-pressure nanofiltration | Ahn, KH; Song, KG; Cha, HY; Yeom, IT |
| 1999-11-01 | Retrofitting municipal sewage treatment plants using an innovative membrane-bioreactor system | Ahn, KH; Cha, HY; Song, KG |
| 2005-07-10 | Sequencing anoxic/anaerobic membrane bioreactor (SAM) pilot plant for advanced wastewater treatment | Cho, JW; Song, KG; Lee, SH; Ahn, KH |
| 2005-11-01 | The activated sludge and microbial substances influences on membrane fouling in submerged membrane bioreactor: unstirred batch cell test | Cho, JW; Song, KG; Ahn, KH |
| 1998-11-11 | The analysis of electric properties of thin film composite reverse osmosis membrane with wet impedance method | Lee, DJ; Choi, YK; Lee, SB; Ahn, KH; Min, BR |
| 2003-01 | The reaction mechanism of catalytic oxidation with hydrogen peroxide and ozone in aqueous solution | Park, JS; Choi, H; Ahn, KH |
| 1999-11-01 | Treatment of domestic wastewater using microfiltration for reuse of wastewater | Ahn, KH; Song, KG |
| 1999-11-01 | Treatment of household wastewater using an intermittently aerated membrane bioreactor | Yeom, IT; Nah, YM; Ahn, KH |
| 2004-09 | Treatment of landfill leachate by a pilot-scale modified Ludzack-Ettinger and sulfur-utilizing denitrification process | Bae, JH; Lee, IS; Jang, MS; Ahn, KH; Lee, SH |
| 2004-06 | Use of autotrophic sulfur-oxidizers to remove nitrate from bank filtrate in a permeable reactive barrier system | Moon, HS; Ahn, KH; Lee, S; Nam, K; Kim, JY |
| 2003-11 | Waste load allocation for water quality management of a heavily polluted river using linear programming | Cho, JH; Ahn, KH; Chung, WJ; Gwon, EM |
