Water Research Volume 45 Issue 9

IFC_IFC_Editorial-BoardPublication-Information_WATRES......Page 1
Natural and enhanced anaerobic degradation of 1,1,1-trichloroethane and its degradation products in the subsurface – A crit .........Page 2
Introduction......Page 3
Hydrolysis and dehydrohalogenation......Page 5
Metal-catalyzed reduction by naturally occurring reductants......Page 6
Chloroethanes......Page 7
Chloroethenes......Page 8
Anaerobic oxidation......Page 10
General trends in groundwater chemistry......Page 11
Microcosm studies as an ERD design tool......Page 15
Bioaugmentation and molecular monitoring......Page 16
Occurrence, roles, and bioaugmentation of Dehalobacter in TCA ERD systems......Page 17
Box Inset A – Sequenced Bioaugmentation of Dehalococcoides and Dehalobacter for Mixed TCE/TCA Remediation......Page 18
Box Inset C – Natural Biodegradation Trends Downgradient of a Mixed TCE/TCA DNAPL Source Area......Page 19
References......Page 20
Introduction......Page 25
PAC adsorption experiments......Page 257
E. coli module......Page 28
Real-time PCR standard curves and detection limits......Page 29
Daily farm and duck loadings to the stream......Page 170
Reference simulation......Page 30
Statistical design of experiments for activated sludge electro-dewatering......Page 32
Tide and upstream discharge......Page 33
Upstream concentrations and WWTPs......Page 35
Disappearance processes......Page 36
References......Page 274
References......Page 38
Introduction......Page 40
Catalyst preparation......Page 189
Sample collection......Page 41
Analytical methods......Page 98
Analytical techniques......Page 42
Membrane influent concentration......Page 43
Differences in PAC and water quality characteristics......Page 262
NoV......Page 44
Removal of DOC and UV254-absorbing substances......Page 179
Inhibition control......Page 45
Enteric virus removal by MBR......Page 46
Enteric virus occurrence......Page 47
Conclusions......Page 284
Enteric virus removal by MBR......Page 48
Association of viruses with solid particles......Page 49
References......Page 50
Introduction......Page 52
Pilot-scale biofilters......Page 53
Simulated full-scale treatment and rapidly changing water quality......Page 178
Effect of the nitrogen source, ethyn addition and autoclavation......Page 54
Bioassays......Page 55
Effect of current density and Fe2+ content on the mineralization of oxamic acid by AO-BDD-Fe2+-UVA......Page 56
Influence of empty-bed contact time......Page 58
The mechanism of flocculation......Page 61
Acknowledgements......Page 121
Supplementary material......Page 62
References......Page 224
2763_2774_Effect-of-pH-on-the-concentrations-of-lead-and-trace-contaminants-in-drinking-water-A-combined-batch,-pipe-loop-and-sentinel-home-study_WATRES......Page 64
Electro-dewatering of wastewater sludge: Influence of the operating conditions and their interactions effects......Page 83
Introduction......Page 286
Experimental devices and analytical procedures......Page 65
Operating principles......Page 227
Reactivity from 0 to 1 h......Page 235
Batch dissolution tests......Page 66
CV behavior of oxalic and oxamic acids and their iron complexes......Page 278
Resin regeneration......Page 115
Conclusions......Page 264
References......Page 75
Inactivation and reactivation of antibiotic-resistant bacteria by chlorination in secondary effluents of a municipal wastew .........Page 76
Introduction......Page 207
Build-up sample collection......Page 137
Water samples......Page 77
Ozonation and peroxone (O3 + H2O2) processes......Page 78
Photochemical degradation of oxalic and oxamic acids and their iron complexes......Page 279
Changes in the synchronous fluorescence spectrum with irradiation times......Page 270
Effect of chlorination on the ratio of antibiotic-resistant bacteria in the secondary effluents......Page 79
Reactivation of antibiotic-resistant bacteria after chlorination......Page 80
References......Page 81
Results and discussion......Page 85
Basic principles of two-dimensional correlation spectroscopy (2D-COS)......Page 86
Biodegradability of the antidepressant FXT......Page 90
Fate of the amine function......Page 93
References......Page 94
Introduction......Page 96
Materials and methods......Page 97
Dewatering stages (stage 2 and 3)......Page 99
Statistical design of experiments......Page 100
Evaluation of process repeatability and estimate of the pure error......Page 101
Filtrate analysis......Page 104
Ohmic heating......Page 106
Adequacy test of the model......Page 108
Conclusions......Page 109
References......Page 110
A water quality modeling study of non-point sources at recreational marine beaches......Page 112
Materials and methods......Page 113
Nuclear magnetic resonance (NMR) spectroscopy......Page 114
Adsorption of NOM......Page 258
Anammox reactor......Page 116
Factors affecting the US/UV/Fe(III)-Oxa system......Page 223
Discussion......Page 293
NAS® operation and technology......Page 119
Greenhouse gas emissions......Page 120
Evaluation of continuous mesophilic, thermophilic and temperature phased anaerobic digestion of microwaved activated sludge......Page 123
Model development......Page 157
Results and discussion......Page 126
Biogas production......Page 127
Pathogen removal......Page 131
Sulfur content of EfOM......Page 249
Acknowledgments......Page 133
References......Page 295
Introduction......Page 136
Sample testing......Page 138
Results and discussion......Page 140
GAIA......Page 143
Supplementary data......Page 144
Introduction......Page 146
Experimental setup......Page 147
Comparison of kinetic rates at different wavelengths and the 2D correlation spectra......Page 148
Carbon balances......Page 149
The influence of the N-source......Page 150
The coculture of bacteria and microalgae has the tendency to form flocs......Page 152
Conclusions......Page 153
Acknowledgements......Page 154
Mineralization of the recalcitrant oxalic and oxamic acids by electrochemical advanced oxidation processes using a boron-do .........Page 156
Methods......Page 217
Mineralization of oxalic acid by EAOPs......Page 280
Comparison of microcystin and CYN adsorption......Page 158
Flocculation studies......Page 159
Toxicity studies......Page 161
Acknowledgments......Page 162
Discussion......Page 212
References......Page 231
Sonophotolytic degradation of azo dye reactive black 5 in an ultrasound/UV/ferric system and the roles of different organic .........Page 164
Overview of the model framework......Page 165
E. coli losses due to direct deposition to the stream......Page 166
FDE losses from the high application rate effluent irrigation system (high)......Page 167
Purpose of the stream module......Page 168
Downstream load and concentration......Page 169
Mitigation scenarios......Page 173
Discussion......Page 174
Introduction......Page 176
Materials and methods......Page 177
Field site description......Page 287
Removal of bromide and sulfate......Page 182
Acknowledgments......Page 185
References......Page 186
Introduction......Page 188
Ozonation tests......Page 190
Simulation of circulation features......Page 191
Photoelectrochemical characterization......Page 300
Batch tests with powdered activated carbon and milliQ water......Page 192
Continuous GAC column operation......Page 193
Removal of micropollutants in GAC columns at real concentrations in aerobically treated grey water......Page 194
Outlook......Page 195
Acknowledgements......Page 196
Introduction......Page 198
Molecular characterization of effluent organic matter identified by ultrahigh resolution mass spectrometry......Page 244
Sludge samples and microcosm setup......Page 199
Quantification of pB10 and DH5α DNA from sludge......Page 200
Influence of aeration and antibiotic amendments on the persistence of DH5α(pB10) in sludge microcosms......Page 201
Reactive species......Page 221
Discussion......Page 203
Acknowledgements......Page 205
Catalyst characterization......Page 208
Solid-phase cytometry (ChemScanRDI®) for Cryptosporidium and Giardia (oo)cyst detection......Page 209
Cryptosporidium and Giardia detection in surface water and groundwater......Page 210
Relations between Cryptosporidium oocyst contamination and environmental and hydrological parameters......Page 211
Reference......Page 214
Introduction......Page 216
Degradation of RB5 in different comparable systems......Page 219
Degradation of RB5 in different US/UV/Fe(III)-ligand systems......Page 220
Roles of different ligands in the US/UV/Fe3+ system......Page 222
Introduction......Page 226
Molecular composition differences between SRNOM and EfOM......Page 246
Sorption kinetics......Page 228
Effect of cations......Page 229
Conclusions......Page 230
2931_2942_Magnetite-and-zero-valent-iron-nanoparticles-for-the-remediation-of-uranium-contaminated-environmental-water_WATRES......Page 232
Introduction......Page 306
Chemicals......Page 233
Materials and methods......Page 245
Changes in absorption spectrum with irradiation times......Page 234
Reactivity from 4 h to 84 days......Page 236
Changes in aqueous Fe concentration......Page 237
Analysis of reacted nanoparticulate solids......Page 238
Particle reactivity......Page 240
Implications for industrial/environmental application......Page 241
Model implementation......Page 288
Molecular composition differences between EfOM in ASE and TFE......Page 251
Conclusions......Page 252
Application of powdered activated carbon for the adsorption of cylindrospermopsin and microcystin toxins from drinking wate .........Page 255
Adsorption of microcystin......Page 260
Adsorption of CYN......Page 261
2965_2974_Characterization-of-spectral-responses-of-humic-substances-upon-UV-irradiation-using-two-dimensional-correlation-spectroscopy_WATRES......Page 266
Photoirradiation experiment......Page 267
Changes in DOC and SUVA values......Page 268
Photobleaching characterization using 2D correlation fluorescence spectroscopy......Page 271
2975_2984_Mineralization-of-the-recalcitrant-oxalic-and-oxamic-acids-by-electrochemical-advanced-oxidation-processes-using-a-boron-doped-diamond-anode_WATRES......Page 276
Apparatus......Page 277
Enterococci loading events......Page 281
Microbe concentration calculation......Page 289
Hydrodynamic model validation......Page 290
Results......Page 291
Bathers......Page 292
Introduction......Page 297
Ecotoxicity and estrogenicity assays......Page 299
Effect of applied current......Page 301
Effect of BPA concentration......Page 302
Removal of ecotoxicity and estrogenicity......Page 303
References......Page 304
Experimental tests......Page 307
References......Page 311
Comment on “Toxicological relevance of emerging contaminants for drinking water quality” by M. Schriks, M.B. Heringa, M.M.E .........Page 313
References......Page 314