ResearcherID: T-4715-2017

ORCID iD: 0000-0002-3200-8950

ResearchGate: Daniel_Dias2

Office 612 – Chemistry Department,

Ph: +351 212 948 385, ext. 10931

E-mail: dfc.dias@fct.unl.pt

Education

(2016) Ph.D. in Civil Engineering: Santitation and Environment Engineering, University of Minas Gerais (UFMG), Belo Horizonte, Brazil

(2012) M.Sc. in Civil Engineering: Geotechnics and Environment, University of Beira Interior (UBI), Covilhã, Portugal

(2010) B.Sc. in Civil Engineering, University of Algarve (UAlg), Faro, Portugal

Research interests:

• Low-cost sanitation in developing countries
• Anaerobic reactors
• Biogas recovery
• Aerobic reactors
• Constructed wetlands
• Filter media
• Hydrodynamic studies of wastewater treatment systems and rivers
• Biological nutrient removal
• Polishing wastewater for potential reuse
• Application of recycled materials in wastewater treatment processes
• Removal of pharmaceutical compounds from wastewater
• UV application for wastewater disinfection
• Oxidation processes
• Membrane filtration processes
• Pathogen removal/decay in wastewater treatment reactors
• Development of microprocessor capacitive probes for water level measurement
• Mathematical modelling
• Unsewered and sewered sanitation

Relevant publications

Published papers:

• Dias, D. F. C., Passos, R. G., Rodrigues, V. A. J., de Matos, M. P., Santos, C. R. S., & von Sperling, M. (2018). Performance evaluation of a natural treatment system for small communities, composed of a UASB reactor, maturation ponds (baffled and unbaffled) and a granular rock filter in series. Environmental Technology, 39(4), 490–502. DOI: 10.1080/09593330.2017.1304456
• Dias, D. F. C., & von Sperling, M. (2018). Vertical profiling and modelling of Escherichia coli decay in a shallow maturation pond operating in a tropical climate. Environmental Technology, 39(6), 759–769. DOI: 10.1080/09593330.2017.1310936
• Dias, D. F. C., de Matos, M. P., Passos, R. G., Rodrigues, V. A. J., & von Sperling, M. (2017). Upgrading and evaluation of a simple pond system for small communities with simple interventions to reduce land requirements and increase performance. Water Practice and Technology, 12(1), 1–11. DOI: 10.2166/wpt.2017.004
• Dias, D. F. C., Passos, R. G., & von Sperling, M. (2017). A review of bacterial indicator disinfection mechanisms in waste stabilisation ponds. Reviews in Environmental Science and Biotechnology, 16(3), 517–539. DOI: 10.1007/s11157-017-9433-2
• Dias, D. F. C., & Von Sperling, M. (2017). Solar radiation (PAR, UV-A, UV-B) penetration in a shallow maturation pond operating in a tropical climate. Water Science and Technology, 76(1), 182–191. DOI: 10.2166/wst.2017.203
• Rodrigues, V. A. J., Mac Conell, E. F. A., Dias, D. F. C., Von Sperling, M., De Araújo, J. C., & Vasel, J. L. (2017). Nitrogen removal in a shallow maturation pond with sludge accumulated during 10 years of operation in Brazil. Water Science and Technology, 76(2), 268–278. DOI: 10.2166/wst.2017.193
• Passos, R. G., Dias, D. F. C., & von Sperling, M. (2016). Review of practical aspects for modelling of stabilization ponds using Computational Fluid Dynamics. Environmental Technology Reviews, 5(1), 78–102. DOI: 10.1080/21622515.2016.1251499
• Rodrigues, V. A. J., Possmoser-Nascimento, T. E., Dias, D. F. C., Passos, R. G., Von Sperling, M., & Vasel, J. L. (2015). Performance comparison between two equal stabilization ponds operating with and without sludge layer. Water Science and Technology, 71(6), 929–937. DOI: 10.2166/wst.2015.014
• Dias, D. F. C., Possmoser-Nascimento, T. E., Rodrigues, V. A. J., & von Sperling, M. (2014). Overall performance evaluation of shallow maturation ponds in series treating UASB reactor effluent: Ten years of intensive monitoring of a system in Brazil. Ecological Engineering, 71, 206–214. DOI: 10.1016/j.ecoleng.2014.07.044

Papers in refereed international conference proceedings:

• SANTOS I., ALBUQUERQUE A., AMADO L. and DIAS D. (2012). Impact of infiltration in a small sewer network using SWMM. 9th International Symposium of Sanitary and Environmental Engineering, 26-29 June 2012, Milan, Italy, 12 pp (accepted for presentation).
• DIAS, D. F. C., POSSMOSER-NASCIMENTO, T. E., RODRIGUES, V. A. J. and VON SPERLING, M. (2013). Overall performance evaluation of shallow maturation ponds in series treating UASB reactor effluent: ten years of intensive monitoring of a system in Brazil. In: 3rd IWA Development Congress & Exhibition – International Water Association, Nairobi, Kenya, 14-17 October 2013.
• DIAS, D. F C., PASSOS, R. G., RODRIGUES, V. A. J., MARTINS, L. J. and VON SPERLING, M. (2015). Desempenho de sistema de tratamento de esgoto para pequenas comunidades composto por reator UASB, lagoas de polimento em série (lagoa sem chicana e lagoa com chicana) e filtro grosseiro de pedra. In: 28th Associação Brasileira de Engenharia Sanitária e Ambiental (ABES), Rio de Janeiro, Brazil, 4-8 October, 2015.
• PASSOS, R. G., DIAS, D. F C., LOPEZ, L. M. V., DE FREITAS MELO, D. and VON SPERLING, M. (2015). Avaliação do efeito da sazonalidade no desempenho de ETE em escala real composta por lagoa facultativa e lagoa de maturação, com 20 anos de operação. In: 28th Associação Brasileira de Engenharia Sanitária e Ambiental (ABES), Rio de Janeiro, Brazil, 4-8 October, 2015.
• RODRIGUES, V. A. J., DIAS, D. F C., POSSMOSER-NASCIMENTO, T. E., ROSA, L. S. G. and VON SPERLING, M. (2015). Avaliação do potencial de desnitrificação em duas lagoas de polimento com e sem lodo operadas em paralelo. In: 28th Associação Brasileira de Engenharia Sanitária e Ambiental (ABES), Rio de Janeiro, Brazil, 4-8 October, 2015.
• PASSOS, R. G., DE MATOS, M. P., DIAS, D. F. C. and VON SPERLING, M. (2015). Caracterização hidráulica de lagoas de polimento rasas para pequenas comunidades com uso de traçador salino (cloreto de sódio). In: 28th Associação Brasileira de Engenharia Sanitária e Ambiental (ABES), Rio de Janeiro, Brazil, 4-8 October, 2015.
• DIAS, D. F. C. and VON SPERLING, M. (2016). Solar radiation (PAR, UV-A, UV-B) penetration in a shallow maturation pond operating in a tropical climate. In: 11th IWA Specialist Group Conference on Wastewater Pond Technologies, Leeds, England, United Kingdom, 21 – 23 March, 2016.
• RODRIGUES, V. A. J., MAC CONELL, E. F. A., DIAS, D. F. C., VON SPERLING, M., DE ARAÚJO, J. C. and VASEL, J. L. (2016). Nitrogen removal in polishing ponds with sludge accumulated during 10 years of operation. In: 11th IWA Specialist Group Conference on Wastewater Pond Technologies, Leeds, England, United Kingdom, 21 – 23 March, 2016.
• PASSOS, R.G., DIAS, D.F.C. and VON SPERLING, M. (2016). Hydrodynamic characterization of shallow unbaffled and baffled maturation ponds using tracers (saline and radioactive). In: 11th IWA Specialist Group Conference on Wastewater Pond Technologies, Leeds, England, United Kingdom, 21 – 23 March, 2016.