TY - CHAP A1 - Clausen, C A A1 - Geiger, C L A1 - Reinhart, D R A1 - Ruiz, N E A1 - Farrell, K A1 - Toy, P A1 - Chan, N L A1 - Cannata, M A1 - Burwinkle, S T1 - Ultrasonic regeneration of permeable treatment walls: laboratory/field studies. Y1 - 2000// N1 - R828598C743 N1 - R828598 ER - TY - CHAP A1 - Geiger, C L A1 - Clausen, C A A1 - Reinhart, D R A1 - Clausen, C M A1 - Ruiz, N A1 - Quinn, J T1 - Using ultrasound for restoring iron activity in permeable reactive barriers. Y1 - 2001// N1 - R828598C743 N1 - R828598 ER - TY - JOUR A1 - Geiger, C L A1 - Ruiz, N E A1 - Clausen, C A A1 - Reinhart, D R A1 - Quinn, J W T1 - Ultrasound pretreatment of elemental iron: kinetic studies of dehalogenation reaction enhancement and surface effects. Y1 - 2002/03/ N1 - R828598C743 N1 - R828598 JF - WATER RESEARCH J1 - WATER RES VL - 36 IS - 5 SP - 1342 EP - 1350 ER -