All Stories

  1. Use of free nitrous acid from partial nitrification reactor for the sanitization of digester effluents and Class A biosolids production

    Article • Biochemical Engineering Journal, February 2026, Elsevier

    Dr Angeles Val del Rio

  2. Operational variables and microbial community dynamics affect granulation stability in continuous flow aerobic granular sludge reactors

    Article • Journal of Water Process Engineering, March 2024, Elsevier

    Dr Angeles Val del Rio

  3. Integrating food waste management into urban wastewater treatment: Economic and environmental impacts

    Article • Journal of Environmental Management, November 2023, Elsevier

    Dr Angeles Val del Rio

  4. Rapid start-up and stable maintenance of the mainstream nitritation process based on the accumulation of free nitrous acid in a pilot-scale two-stage nitritation-anammox system

    Article • Separation and Purification Technology, July 2023, Elsevier

    Dr Angeles Val del Rio

  5. Simplified engineering design towards a more competitive biopolymers production from waste

    Article • February 2023, Grupo Pacifico

    Dr Angeles Val del Rio

  6. Modelling salinity effects on aerobic granular sludge treating fish-canning wastewater

    Article • Environmental Science Water Research & Technology, January 2023, Royal Society of Chemistry

    Dr Angeles Val del Rio

  7. Microalgae-bacterial biomass outperforms PN-anammox biomass for oxygen saving in continuous-flow granular reactors facing extremely low-strength freshwater aquaculture streams

    Article • Chemosphere, December 2022, Elsevier

    Dr Angeles Val del Rio

  8. Structure of fungal communities in sequencing batch reactors operated at different salinities for the selection of triacylglyceride-producers from a fish-canning lipid-rich waste stream

    Article • New Biotechnology, November 2022, Elsevier

    Dr Angeles Val del Rio

  9. Simplified engineering design towards a competitive lipid-rich effluents valorization

    Article • Journal of Environmental Management, September 2022, Elsevier

    Dr Angeles Val del Rio

  10. Sustainable Wastewater Management and Treatment

    Article • Sustainability, July 2022, MDPI AG

    Dr Angeles Val del Rio

  11. Membrane Fouling Mitigation in MBR via the Feast–Famine Strategy to Enhance PHA Production by Activated Sludge

    Article • Membranes, July 2022, MDPI AG

    Dr Angeles Val del Rio

  12. Prediction of sludge settleability, density and suspended solids of aerobic granular sludge in the presence of pharmaceutically active compounds by quantitative image analysis and chemometric tools

    Article • Journal of Environmental Chemical Engineering, April 2022, Elsevier

    Professor Eugénio Campos Ferreira, Dr Angeles Val del Rio

  13. Pilot-scale continuous flow granular reactor for the treatment of extremely low-strength recirculating aquaculture system wastewater

    Article • Journal of Environmental Chemical Engineering, April 2022, Elsevier

    Dr Angeles Val del Rio

  14. Dynamics of PHA-Accumulating Bacterial Communities Fed with Lipid-Rich Liquid Effluents from Fish-Canning Industries

    Article • Polymers, March 2022, MDPI AG

    Dr Angeles Val del Rio

  15. Performance of a two-stage partial nitritation-anammox system treating the supernatant of a sludge anaerobic digester pretreated by a thermal hydrolysis process

    Article • Chemical Engineering Journal, February 2022, Elsevier

    Dr Angeles Val del Rio

  16. Valorization of lipid-rich wastewaters: A theoretical analysis to tackle the competition between polyhydroxyalkanoate and triacylglyceride-storing populations

    Article • The Science of The Total Environment, February 2022, Elsevier

    Dr Angeles Val del Rio

  17. Monitoring morphological changes from activated sludge to aerobic granular sludge under distinct organic loading rates and increasing minimal imposed sludge settling velocities through quantitative image analysis

    Article • Chemosphere, January 2022, Elsevier

    Professor Eugénio Campos Ferreira, Dr Angeles Val del Rio

  18. Corrigendum to “A novel strategy for triacylglycerides and polyhydroxyalkanoates productions using waste lipids” [Sci. Total Environ. 763 (2021) 14944]

    Article • The Science of The Total Environment, November 2021, Elsevier

    Dr Angeles Val del Rio

  19. Features of aerobic granular sludge formation treating fluctuating industrial saline wastewater at pilot scale

    Article • Journal of Environmental Management, October 2021, Elsevier

    Dr Angeles Val del Rio

  20. Wastewater Valorization: Practice around the World at Pilot- and Full-Scale

    Article • International Journal of Environmental Research and Public Health, September 2021, MDPI AG

    Dr Angeles Val del Rio

  21. Open-culture biotechnological process for triacylglycerides and polyhydroxyalkanoates recovery from industrial waste fish oil under saline conditions

    Article • Separation and Purification Technology, September 2021, Elsevier

    Dr Angeles Val del Rio

  22. Sequencing versus continuous granular sludge reactor for the treatment of freshwater aquaculture effluents

    Article • Water Research, August 2021, Elsevier

    Dr Angeles Val del Rio

  23. Validation of a quantitative image analysis methodology for the assessment of the morphology and structure of aerobic granular sludge in the presence of pharmaceutically active compounds

    Article • Environmental Technology & Innovation, August 2021, Elsevier

    Professor Eugénio Campos Ferreira, Dr Angeles Val del Rio

  24. Strategies for the valorisation of a protein-rich saline waste stream into polyhydroxyalkanoates (PHA)

    Article • Bioresource Technology, August 2021, Elsevier

    Dr Angeles Val del Rio

  25. Assessment of an aerobic granular sludge system in the presence of pharmaceutically active compounds by quantitative image analysis and chemometric techniques

    Article • Journal of Environmental Management, July 2021, Elsevier

    Dr Angeles Val del Rio

  26. Bacterial inactivation, photoreactivation and dark repair post flow-through pulsed UV disinfection

    Article • Journal of Water Process Engineering, June 2021, Elsevier

    Dr Angeles Val del Rio

  27. Calculations case study: Treatment of fish-canning effluents

    Article • April 2021, IWA Publishing

    Dr Angeles Val del Rio

  28. Calculations case study: Urban wastewater treatment plant with saline intrusions

    Article • April 2021, IWA Publishing

    Dr Angeles Val del Rio

  29. Case study: Treatment of fish-canning effluents

    Article • April 2021, IWA Publishing

    Dr Angeles Val del Rio

  30. Case study: Urban wastewater treatment plant with saline intrusions

    Article • April 2021, IWA Publishing

    Dr Angeles Val del Rio

  31. Salinity effects on biological treatments

    Article • April 2021, IWA Publishing

    Dr Angeles Val del Rio

  32. Salinity effects on physicalchemical treatments

    Article • April 2021, IWA Publishing

    Dr Angeles Val del Rio

  33. Technologies for the treatment of saline wastewater

    Article • April 2021, IWA Publishing

    Dr Angeles Val del Rio

  34. Treatment and Valorisation of Saline Wastewater: Principles and Practice

    Article • April 2021, IWA Publishing

    Dr Angeles Val del Rio

  35. Introduction

    Article • April 2021, IWA Publishing

    Dr Angeles Val del Rio

  36. Valorization of saline wastewater

    Article • April 2021, IWA Publishing

    Dr Angeles Val del Rio

  37. A novel strategy for triacylglycerides and polyhydroxyalkanoates production using waste lipids

    Article • The Science of The Total Environment, April 2021, Elsevier

    Dr Angeles Val del Rio

  38. Is the ammonia stripping pre-treatment suitable for the nitrogen removal via partial nitritation-anammox of OFMSW digestate?

    Article • Journal of Hazardous Materials, February 2021, Elsevier

    Dr Angeles Val del Rio

  39. Understanding the microbial trends in a nitritation reactor fed with primary settled municipal wastewater

    Article • Separation and Purification Technology, February 2021, Elsevier

    Dr Angeles Val del Rio

  40. Mainstream anammox reactor performance treating municipal wastewater and batch study of temperature, pH and organic matter concentration cross-effects

    Article • Process Safety and Environmental Protection, January 2021, Elsevier

    Dr Angeles Val del Rio

  41. Monitoring the stability of aerobic granular sludge using fractal dimension analysis

    Article • Environmental Science Water Research & Technology, January 2021, Royal Society of Chemistry

    Dr Angeles Val del Rio

  42. Recovery of Polyhydroxyalkanoates from Cooked Mussel Processing Wastewater at High Salinity and Acidic Conditions

    Article • Sustainability, December 2020, MDPI AG

    Dr Angeles Val del Rio

  43. Assessment of a fast method to predict the biochemical methane potential based on biodegradable COD obtained by fractionation respirometric tests

    Article • Journal of Environmental Management, September 2020, Elsevier

    Dr Angeles Val del Rio

  44. Volatile fatty acid production from saline cooked mussel processing wastewater at low pH

    Article • The Science of The Total Environment, August 2020, Elsevier

    Dr Angeles Val del Rio

  45. Sistemas granulares aerobios para el tratamiento descentralizado de aguas servidas y su reutilización en condominios en Chile

    Article • Ingeniare Revista chilena de ingeniería, June 2020, SciELO Comision Nacional de Investigacion Cientifica Y Tecnologica (CONICYT)

    Dr Angeles Val del Rio

  46. Limits of the anammox process in granular systems to remove nitrogen at low temperature and nitrogen concentration

    Article • Process Safety and Environmental Protection, June 2020, Elsevier

    Dr Angeles Val del Rio

  47. Polyhydroxyalkanoates (PHAs) Production: A Feasible Economic Option for the Treatment of Sewage Sludge in Municipal Wastewater Treatment Plants?

    Article • Water, April 2020, MDPI AG

    Dr Angeles Val del Rio

  48. Sludge volume index and suspended solids estimation of mature aerobic granular sludge by quantitative image analysis and chemometric tools

    Article • Separation and Purification Technology, March 2020, Elsevier

    Dr Angeles Val del Rio, Professor Eugénio Campos Ferreira

  49. Optimization of an enriched mixed culture to increase PHA accumulation using industrial saline complex wastewater as a substrate

    Article • Chemosphere, January 2020, Elsevier

    Dr Angeles Val del Rio

  50. Digested blackwater treatment in a partial nitritation-anammox reactor under repeated starvation and reactivation periods

    Article • Journal of Cleaner Production, January 2020, Elsevier

    Dr Angeles Val del Rio

  51. Transformation of organic contamination from wastewater into bioplastics (polyhydroxyalkanoate) by microorganisms

    Article • January 2020, Elsevier

    Dr Angeles Val del Rio

  52. Potential of endogenous PHA as electron donor for denitrification

    Article • The Science of The Total Environment, December 2019, Elsevier

    Dr Angeles Val del Rio

  53. High-Yield Synthesis of Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) Copolymers in a Mixed Microbial Culture: Effect of Substrate Switching and F/M Ratio

    Article • Industrial & Engineering Chemistry Research, November 2019, American Chemical Society (ACS)

    Dr Angeles Val del Rio

  54. Performance of partial nitritation-anammox processes at mainstream conditions in an IFAS system

    Article • Journal of Environmental Management, November 2019, Elsevier

    Dr Angeles Val del Rio

  55. Predicting Accumulation of Intermediate Compounds in Nitrification and Autotrophic Denitrification Processes: A Chemical Approach

    Article • BioMed Research International, July 2019, Hindawi Publishing Corporation

    Luis Campos, Dr Angeles Val del Rio

  56. PULSED AERATION ENHANCES AEROBIC GRANULAR BIOMASS PROPERTIES

    Article • Biochemical Engineering Journal, May 2019, Elsevier

    Dr Angeles Val del Rio

  57. How to cope with NOB activity and pig manure inhibition in a partial nitritation-anammox process?

    Article • Separation and Purification Technology, April 2019, Elsevier

    Dr Angeles Val del Rio

  58. Determination of the intrinsic kinetic parameters of ammonia-oxidizing and nitrite-oxidizing bacteria in granular and flocculent sludge

    Article • Separation and Purification Technology, April 2019, Elsevier

    Dr Angeles Val del Rio

  59. Does the feeding strategy enhance the aerobic granular sludge stability treating saline effluents?

    Article • Chemosphere, March 2019, Elsevier

    Dr Angeles Val del Rio

  60. Inactivation efficiency of Bacillus endospores via modified flow-through PUV treatment with comparison to conventional LPUV treatment

    Article • Journal of Water Process Engineering, February 2019, Elsevier

    Dr Angeles Val del Rio

  61. Nitrogen and Phosphorus Recovery From Anaerobically Pretreated Agro-Food Wastes: A Review

    Article • Frontiers in Sustainable Food Systems, January 2019, Frontiers

    Dr Angeles Val del Rio

  62. Novel system configuration with activated sludge like-geometry to develop aerobic granular biomass under continuous flow

    Article • Bioresource Technology, November 2018, Elsevier

    Dr Angeles Val del Rio

  63. PHA accumulation of a mixed microbial culture co-exists with ammonia partial nitritation

    Article • Chemical Engineering Journal, October 2018, Elsevier

    Dr Angeles Val del Rio

  64. Pilot-scale ELAN ® process applied to treat primary settled urban wastewater at low temperature via partial nitritation-anammox processes

    Article • Separation and Purification Technology, July 2018, Elsevier

    Dr Angeles Val del Rio

  65. Influence of biomass acclimation on the performance of a partial nitritation-anammox reactor treating industrial saline effluents

    Article • Chemosphere, March 2018, Elsevier

    Dr Angeles Val del Rio

  66. Performance and microbial features of the partial nitritation-anammox process treating fish canning wastewater with variable salt concentrations

    Article • Journal of Environmental Management, February 2018, Elsevier

    Dr Angeles Val del Rio

  67. Partial Nitritation-Anammox Granules: Short-Term Inhibitory Effects of Seven Metals on Anammox Activity

    Article • Water Air & Soil Pollution, November 2017, Springer Science + Business Media

    Dr Angeles Val del Rio

  68. Nitrite oxidizing bacteria suppression based on in-situ free nitrous acid production at mainstream conditions

    Article • Separation and Purification Technology, October 2017, Elsevier

    Dr Angeles Val del Rio, Dr Nicolas Morales

  69. Effects of Inoculum Type and Aeration Flowrate on the Performance of Aerobic Granular SBRs

    Article • Processes, July 2017, MDPI AG

    Dr Angeles Val del Rio

  70. Short- and long-term orange dye effects on ammonium oxidizing and anammox bacteria activities

    Article • Water Science & Technology Water Supply, March 2017, IWA Publishing

    Dr Angeles Val del Rio

  71. Granular biomass floatation: A simple kinetic/stoichiometric explanation

    Article • Chemical Engineering Journal, March 2017, Elsevier

    Dr Angeles Val del Rio

  72. Technologies for the Treatment and Recovery of Nutrients from Industrial Wastewater

    Article • January 2017, IGI Global

    Dr Angeles Val del Rio

  73. Fish-Canning Wastewater Treatment by Means of Aerobic Granular Sludge for C, N and P Removal

    Article • January 2017, Springer Science + Business Media

    Dr Angeles Val del Rio

  74. Biomass aggregation influences NaN 3 short-term effects on anammox bacteria activity

    Article • Water Science & Technology Water Supply, December 2016, IWA Publishing

    Dr Angeles Val del Rio

  75. The granular biomass properties and the acclimation period affect the partial nitritation/anammox process stability at a low temperature and ammonium concentration

    Article • Process Biochemistry, December 2016, Elsevier

    Dr Nicolas Morales, Dr Angeles Val del Rio

  76. Bacterial community dynamics in long-term operation of a pilot plant using aerobic granular sludge to treat pig slurry

    Article • Biotechnology Progress, July 2016, Wiley

    Dr Angeles Val del Rio

  77. Transformations, Treatment, and Prevention of Water Pollutants

    Article • Journal of Chemistry, January 2016, Hindawi Publishing Corporation

    Dr Angeles Val del Rio

  78. Greenhouse Gases Emissions from Wastewater Treatment Plants: Minimization, Treatment, and Prevention

    Article • Journal of Chemistry, January 2016, Hindawi Publishing Corporation

    Dr Angeles Val del Rio

  79. Integration of the Anammox process to the rejection water and main stream lines of WWTPs

    Article • Chemosphere, December 2015, Elsevier

    Dr Nicolas Morales, Dr Angeles Val del Rio

  80. Optimizing upflow velocity and calcium precipitation in denitrifying granular systems

    Article • Process Biochemistry, October 2015, Elsevier

    Dr Angeles Val del Rio

  81. Influence of dissolved oxygen concentration on the start-up of the anammox-based process: ELAN®

    Article • Water Science & Technology Water Supply, May 2015, IWA Publishing

    Dr Nicolas Morales, Dr Angeles Val del Rio

  82. Filamentous bacteria existence in aerobic granular reactors

    Article • Bioprocess and Biosystems Engineering, December 2014, Springer Science + Business Media

    Dr Angeles Val del Rio

  83. Enhanced ammonia removal at room temperature by pH controlled partial nitrification and subsequent anaerobic ammonium oxidation

    Article • Environmental Technology, September 2013, Taylor & Francis

    Dr Angeles Val del Rio

  84. Comparison of the anaerobic digestion of activated and aerobic granular sludges under brackish conditions

    Article • Chemical Engineering Journal, September 2013, Elsevier

    Dr Angeles Val del Rio

  85. Anaerobic digestion of aerobic granular biomass: effects of thermal pre-treatment and addition of primary sludge

    Article • Journal of Chemical Technology & Biotechnology, August 2013, Wiley

    Dr Angeles Val del Rio

  86. Operation of an aerobic granular pilot scale SBR plant to treat swine slurry

    Article • Process Biochemistry, August 2013, Elsevier

    Dr Nicolas Morales, Dr Angeles Val del Rio

  87. Effects of the cycle distribution on the performance of SBRs with aerobic granular biomass

    Article • Environmental Technology, June 2013, Taylor & Francis

    Dr Nicolas Morales, Dr Angeles Val del Rio

  88. Long term operation of a granular sequencing batch reactor at pilot scale treating a low-strength wastewater

    Article • Chemical Engineering Journal, August 2012, Elsevier

    Dr Nicolas Morales, Dr Angeles Val del Rio

  89. Aerobic granular SBR systems applied to the treatment of industrial effluents

    Article • Journal of Environmental Management, March 2012, Elsevier

    Dr Angeles Val del Rio

  90. Effect of coagulant-flocculant reagents on aerobic granular biomass

    Article • Journal of Chemical Technology & Biotechnology, January 2012, Wiley

    Dr Nicolas Morales, Dr Angeles Val del Rio

  91. Thermal pre-treatment of aerobic granular sludge: Impact on anaerobic biodegradability

    Article • Water Research, November 2011, Elsevier

    Dr Nicolas Morales, Dr Angeles Val del Rio

  92. Treatment of high loaded swine slurry in an aerobic granular reactor

    Article • Water Science & Technology Water Supply, May 2011, IWA Publishing

    Dr Angeles Val del Rio

  93. Application of biofilm reactors to improve ammonia oxidation in low nitrogen loaded wastewater

    Article • Water Science & Technology Water Supply, May 2011, IWA Publishing

    Dr Angeles Val del Rio

  94. Start up of a pilot scale aerobic granular reactor for organic matter and nitrogen removal

    Article • Journal of Chemical Technology & Biotechnology, March 2011, Wiley

    Dr Nicolas Morales, Dr Angeles Val del Rio

  95. Anammox Process

    Article • IGI Global

    Dr Angeles Val del Rio

  96. Nutrients Pollution in Water Bodies

    Article • IGI Global

    Dr Angeles Val del Rio