Khalaj M., Kamali M., Costa M.E.V., Capela I. (2020) Green synthesis of nanomaterials-A scientometric assessment.
JOURNAL OF CLEANER PRODUCTION, 267
.
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Gameiro T., Novais R.M., Correia C.L., Carvalheiras J., Seabra M.P., Labrincha J.A., Duarte A.C., Capela I. (2020) Red mud-based inorganic polymer spheres: Innovative and environmentally friendly anaerobic digestion enhancers.
BIORESOURCE TECHNOLOGY, 316
.
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Kamali M., Khalaj M., Costa M.E.V., Capela I., Aminabhavi T.M. (2020) Optimization of kraft black liquor treatment using ultrasonically synthesized mesoporous tenorite nanomaterials assisted by Taguchi design.
CHEMICAL ENGINEERING JOURNAL, 401
.
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Alavi-Borazjani S.A., Capela I., Tarelho L.A.C. (2020) Over-acidification control strategies for enhanced biogas production from anaerobic digestion: A review.
BIOMASS & BIOENERGY, 143
.
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Alavi-Borazjani S.A., Capela I., Tarelho L.A.C. (2020) Valorization of biomass ash in biogas technology: Opportunities and challenges.
ENERGY REPORTS, 6
472-476.
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Kamali M., Persson K.M., Costa M.E., Capela I. (2019) Sustainability criteria for assessing nanotechnology applicability in industrial wastewater treatment: Current status and future outlook.
ENVIRONMENT INTERNATIONAL, 125
261-276.
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Kamali M., Gameiro T., Costa M.E., Capela I., Aminabhavi T.M. (2019) Enhanced biodegradation of phenolic wastewaters with acclimatized activated sludge - A kinetic study.
CHEMICAL ENGINEERING JOURNAL, 378
.
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Kamali M., Suhas D.P., Costa M.E., Capela I., Aminabhavi T.M. (2019) Sustainability considerations in membrane-based technologies for industrial effluents treatment.
CHEMICAL ENGINEERING JOURNAL, 368
474-494.
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Baptista M., Kovalevsky A.V., Sarabando A.R., Ferro M.C., Capela I., Frade J.R. (2019) Highly-porous mayenite-based ceramics by combined suspension emulsification and reactive sintering.
MATERIALS LETTERS, 237
41-44.
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Kamali M., Costa M.E.V., Otero-Irurueta G., Capela I. (2019) Ultrasonic irradiation as a green production route for coupling crystallinity and high specific surface area in iron nanomaterials.
JOURNAL OF CLEANER PRODUCTION, 211
185-197.
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Kamali M., Costa M.E., Aminabhavi T.M., Capela I. (2019) Sustainability of treatment technologies for industrial biowastes effluents.
CHEMICAL ENGINEERING JOURNAL, 370
1511-1521.
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Alavi-Borazjani S.A., Capela I., Tarelho L.A.C. (2019) Dark fermentative hydrogen production from food waste: Effect of biomass ash supplementation.
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, 44
, (48), 26213-26225.
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Kamali M., Alavi-Borazjani S.A., Khodaparast Z., Khalaj M., Jahanshahi A., Costa E., Capela I. (2019) Additive and additive-free treatment technologies for pulp and paper mill effluents: Advances, challenges and opportunities.
WATER RESOURCES AND INDUSTRY, 21
.
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Novais R.M., Gameiro T., Carvalheiras J., Seabra M.P., Tarelho L.A.C., Labrincha J.A., Capela I. (2018) High pH buffer capacity biomass fly ash-based geopolymer spheres to boost methane yield in anaerobic digestion.
JOURNAL OF CLEANER PRODUCTION, 178
258-267.
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Mateus D.M.R., Vaz M.M.N., Capela I., Pinho H.J.O. (2016) The Potential Growth of Sugarcane in Constructed Wetlands Designed for Tertiary Treatment of Wastewater.
WATER, 8
, (3), .
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Kamali M., Gameiro T., Costa M.E.V., Capela I. (2016) Anaerobic digestion of pulp and paper mill wastes - An overview of the developments and improvement opportunities.
CHEMICAL ENGINEERING JOURNAL, 298
162-182.
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Gameiro T., Lopes M., Marinho R., Vergine P., Nadais H., Capela I. (2016) Hydrolytic-Acidogenic Fermentation of Organic Solid Waste for Volatile Fatty Acids Production at Different Solids Concentrations and Alkalinity Addition.
WATER AIR AND SOIL POLLUTION, 227
, (10), .
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Vergine P., Sousa F., Lopes M., Silva F., Gameiro T., Nadais H., Capela I. (2015) Synthetic soft drink wastewater suitability for the production of volatile fatty acids.
PROCESS BIOCHEMISTRY, 50
, (8), 1308-1312.
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Couras C.S., Louros V.L., Gameiro T., Alves N., Silva A., Capela M.I., Arroja L.M., Nadais H. (2015) Anaerobic degradation of dairy wastewater in intermittent UASB reactors: influence of effluent recirculation.
ENVIRONMENTAL TECHNOLOGY, 36
, (17), 2227-2238.
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Gameiro T., Sousa F., Silva F.C., Couras C., Lopes M., Louros V., Nadais H., Capela I. (2015) Olive Oil Mill Wastewater to Volatile Fatty Acids: Statistical Study of the Acidogenic Process.
WATER AIR AND SOIL POLLUTION, 226
, (4), .
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Silva F.C., Martins M.A.S., Bilro L., Nogueira R.N., Capela I., Keizer J.J. (2015) Optical Fiber Technology for Monitoring and Preventing Biomass Washout from Bioreactors: a Case Study with a Sequencing Batch Reactor (SBR).
WATER AIR AND SOIL POLLUTION, 226
, (6), .
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Mateus D.M.R., Vaz M.M.N., Capela I., Pinho H.J.O. (2014) Sugarcane as constructed wetland vegetation: Preliminary studies.
Ecological Engineering, 62
175-178. 1872-6992.
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Couras C.S., Louros V.L., Grilo A.M., Leitao J.H., Capela M.I., Arroja L.M., Nadais M.H. (2014) Effects of operational shocks on key microbial populations for biogas production in UASB (Upflow Anaerobic Sludge Blanket) reactors.
ENERGY, 73
866-874.
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Silva F.C., Serafim L.S., Nadais H., Arroja L., Capela I. (2013) Acidogenic fermentation towards valorisation of organic waste streams into volatile fatty acids.
Chemical And Biochemical Engineering Quarterly, 27
, (4), 467-476.
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Dias A.C., Arroja L., Capela I. (2012) Carbon storage in harvested wood products: implications of different methodological procedures and input data - a case study for Portugal.
European Journal Of Forest Research, 131
, (1), 109-117.
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Nadais H., Barbosa M.L., Ramos C.G., Grilo A., Sousa S.A., Capela I., Arroja L., Leitão J.H. (2011) Enhancing wastewater degradation and biogas production by intermittent operation of UASB reactors.
Energy, 36
, (4), 2164-2168.
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Silva F., Pirra A., Sousa J., Arroja L., Capela I. (2011) Biodegradation kinetics of winery wastewater from Port wine production.
Chemical And Biochemical Engineering Quarterly, 25
, (4), 493-499.
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Lopes S.I.C., Capela M.I., Lens P.N.L. (2010) Sulfate reduction during the acidification of sucrose at pH 5 under thermophilic (55 degrees C) conditions. I: Effect of trace metals.
Bioresource Technology, 101
, (12), 4269-4277.
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Lopes S.I.C., Capela M. I., Lens P.N.L. (2010) Sulfate reduction during the acidification of sucrose at pH 5 under thermophilic (55 degrees C) conditions. II: Effect of sulfide and COD/SO42- ratio.
Bioresource Technology, 101
, (12), 4278-4284.
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Pirra A.J., Bianchi-de-Aguiar F., Arroja L., Capela I. (2010) The influence of Port Wine in winery effluent production.
Fresenius Environmental Bulletin, 19
, (12b), 3177-3184.
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Silva F., Nadais H., Prates A., Arroja L., Capela I. (2009) Modelling of anaerobic treatment of evaporator condensate (EC) from a sulphite pulp mill using the IWA anaerobic digestion model No. 1 (ADM1).
Chemical Engineering Journal, 148
319-326.
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Dias A.C., Louro M., Arroja L., Capela I. (2009) Comparison of methods for estimating carbon in harvested wood products.
Biomass And Bioenergy, 33
, (2), 213-222.
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Silva F., Nadais H., Prates A., Arroja L., Capela I. (2009) Molasses as an external carbon source for anaerobic treatment of sulphite evaporator condensate.
Bioresource Technology, 100
, (6), 1943-1950.
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Capela I., Bilé M.J., Silva F., Nadais H., Prates A., Arroja L. (2009) Hydrodynamic behaviour of a full-scale anaerobic contact reactor using residence time distribution technique.
Journal Of Chemical Technology And Biotechnology, 84
716-724.
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Barbosa M., Ramos C.G., Grilo A., Sousa S., Capela I., Arroja L., Leitão J.H., Nadais H. (2009) Bioenergy Production from Complex Wastewaters.
ENERGY, ENVIRONMENT, ECOSYSTEMS, DEVELOPMENT AND LANDSCAPE ARCHITECTURE Book Series: Energy And Environmental Engineering Series ,
257-262.
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Capela I, Rodrigues A, Silva F, Nadais H, Arroja L (2008) Impact of industrial sludge and cattle manure on anaerobic digestion of OFMSW under mesophilic conditions.
Biomass & Bioenergy, 32
, (3), 245-251.
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Lopes, S.I.C., Dreissen, C., Capela, M.I., Lens, P.N.L. (2008) Comparison of CSTR and UASB reactor configuration for the treatment of sulfate rich wastewaters under acidifying conditions.
Enzyme And Microbial Technology, 43
471-479.
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Lopes, S.I.C., Capela, M.I., van Hullebusch, E.D., van der Veen, A., Lens, P.N.L. (2008) Influence of low pH (6, 5 and 4) on nutrient dynamics and characteristics of acidifying sulfate reducing granular sludge.
Process Biochemistry, 43
1227-1248.
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Lopes, S.I.C., Capela, M.I., Dar, S.A., Muyzer, G., Lens, P.N.L. (2008) Sulfate Reduction at pH 4 During the Thermophilic (55 degrees C) Acidification of Sucrose in UASB Reactors.
Biotechnology Progress, 24
1278-1289.
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Dias A., Arroja L., Capela I. (2007) Life cycle assessment of printing and writing paper produced in Portugal.
Int J Life Cycle Ass , 12
, (7), 521-528.
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Coelho N., Rodrigues A., Arroja L., Capela I. (2007) Effect of non-feeding period length on the intermittent operation of UASB reactors treating dairy effluents.
Biotechnol Bioeng, 96
, (2), 244-249.
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Dias A., Louro M., Arroja L., Capela I. (2007) Carbon estimation in harvested wood products using a country - specific method: Portugal as a case study.
Environ Sci Policy , 10
250-259.
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Dias A.C., Arroja L., Capela I. (2007) Carbon dioxide emissions from forest operations in Portugal.
Scand J Of Forest Res, 22
, (5), 422-432.
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Castro Lopes, S.I., Wang, X., Capela, M.I., Lens, P.N.L. (2007) Effect of COD/SO42- ration and sulphide on thermophilic (55º) sulphate reduction during the acidification sucrese at pH6.
Water Research, 11
2379-2392.
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Castro Lopes, S.I., Sulistyawati, I., Capela, M.I., Lens, P.N.L. (2007) Low pH (6,5 and 4) sulphate reduction during the acidification of sucrose under thermophilic (55ºC) conditions.
Process Biochemistry, 42
, (4), 580-591.
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Castro Lopes, S.I., Sulistyawati, I., Capela, M.I., Lens, P.N.L. (2007) Low pH (6,5 and 4) sulphate reduction during the acidification of sucrose under thermophilic (55ºC) conditions.
Process Biochemistry, 42
, (4), 580-591.
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Arroja L., Dias A.C., Capela I. (2006) The role of Eucalyptus globulus forest and products in carbon sequestration.
Climatic Change,
, (74), 123-140.
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Nadais H., Capela I., Arroja L. (2006) Intermittent vs continuous operation of upflow anaerobic sludge bed reactors for dairy wastewater and related microbial changes.
Water Science And Technology , 2
, (54), 103-109.
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Dias A., Louro M., Arroja L., Capela I. (2005) The contribution of wood products to carbon sequestration in Portugal.
Annals Of Forest Science, 8
, (62), 903-909.
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Nadais H., Capela I., Arroja L., Duarte A. (2005) Treatment of dairy wastewater in UASB reactors inoculated with flocculent biomass.
Water SA, 4
, (19), 603-607.
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Nadais H., Capela I., Arroja L., Duarte A.C. (2005) Optimum cycle time for intermittent UASB reactors treating dairy wastewater.
Water Research, 8
, (39), 1511-1518.
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Lopes E., Dias A., Arroja L., Capela I., Pereira F. (2003) Application of life cycle assessment to the Portuguese pulp and paper industry.
Journal Of Cleaner Production, 1
, (11), 51-59.
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Nadais, H., Capela, I., Arroja, L., Duarte, A. (2003) Biosorption of milk substrates onto anaerobic flocculent and granular sludge.
Biotechnology Progress, 19
1053-1055.
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Dias A., Lopes E., Arroja L., Capela I., Pereira F. (2002) Life cycle assessment of paper production from Eucalyptus globulus. Case study of the Portuguese industry.
Appita Journal, 1
, (55), 21-26.
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Azeiteiro C., Capela I.F., Duarte A.C. (2001) Dynamic model simulations as a tool for evaluating the stability of an anaerobic process.
Water SA,
, (27), 109-113.
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Nadais, H., Capela, I., Arroja, L., Duarte, A. (2001) Effects of organic, hydraulic and fat shocks on the performance of UASB reactors with intermittent operation.
Water Science And Technology , 4
, (44), 45-56.
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Azeiteiro, C., Capela, I., Duarte, A. (1998) Methodology of estimation of kinetics constants for anaerobic digestion of organic matter from field and laboratory data.
Environmental Technology, 19
1139-1144.
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Silva A, Couras C, Capela I, Arroja L, Nadais H (2014) Anaerobic degradation of dairy wastewater in intermittent UASB reactors: influence of effluent recirculation. 2013 International Conference on Environment, Energy, Ecosystems and Development (EEED2013), setembro 2013, Veneza, Itália.
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Couras C, Capela I, Arroja L, Nadais H (2013) Biodegradação de efluentes de madeira em reatores anaeróbios. 10ª Conferência Nacional do Ambiente, novembro 2013, Aveiro, Portugal.
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Grilo A., Grilo AM, Ramos CG, Ramos C., Sousa SA, Sousa S., Arroja L, Arroja L, Capela I., Capela I, Leitão J., Leitão JH, Nadais H., Nadais H (2011) Optimizing energy production from wastewater by intermittent operation of anaerobic reactors. 19th European Biomass Conference and Exibition , , Berlin, Alemanha.
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Silva F., Nadais H., Arroja L., Capela I. (2011) AOX and COD removal from a kraft pulp bleaching effluent by anaerobic digestion. X Latin American Workshop and Symposium on Anaerobic Digestion (DAAL), 23rd – 27th October 2011, Ouro Preto, Brasil.
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Grilo A., Ramos C., Sousa S., Arroja L., Capela I., Leitão J., Nadais H. (2011) Microbial populations shifts as a tool for improving biogas production in anaerobic reactors. CEST 2011, , Rhodes, Greece.
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Leitão, H., Capela I., Arroja L., Sousa, S., Ramos, C., Grilo, A., Nadais, H. (2011) Caracterização molecular de populações microbianas de reatoresanaeróbios a operar contínua ou intermitentemente para o tratamento de efluentes. IST - Ambiente, Workshopo sobre Ciências e Engenharia do Ambiente, , Lisboa, Potrugal.
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Grilo AM, Ramos CG, Sousa SA, Arroja L, Capela I, Leitão JH, Nadais H (2011) Microbial Population Shifts as a Tool for Improving Biogas Production in Anaerobic Reactors. 12th International Conference on Environmental Science and Technology (CEST2011), setembro 2011, Rodes, Grécia.
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Dias A.C., Arroja L., Capela I. (2009) Emissões de dióxido de carbono de origem fóssil associadas à floresta de eucalipto e pinheiro bravo. 6º Congresso Florestal Nacional, 6-9 Outubro, Ponta Delgada, Portugal.
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Dias A.C., Arroja L., Capela I. (2009) Acumulação de carbono nos produtos florestais. 6º Congresso Florestal Nacional, 6-9 Outubro, Ponta Delgada, Portugal.
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Dias A.C., Arroja L., Capela I. (2009) Methods and approaches for the estimation of carbon storage in wood products. International Conference on Carbon Storage in Wood Products, 1 September, Brussels, Belgium.
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Dias A. C., Arroja L., Capela I. (2009) Modelling carbon accumulation in wood products. Eforwood Final Conference: Shape your Sustainnability Tools - and Let your Tools Shape you, 23 - 24 September, Uppsala, Sweeden.
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Dias A.C., Dias A., Arroja L., Arroja L., Capela I., Capela I. (2009) The greenhouse gas balance of the eucalypt and maritime pine forest sectors in Portugal. Eforwood Final Conference: Shape your Sustainnability Tools - and Let your Tools Shape you, 23 - 24 September, Uppsala, Sweden.
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Ramos C., Ramos CG, Grilo AM, Grilo A., Sousa SA, Sousa S., Capela I., Capela I, Arroja L., Arroja L, Leitão J., Leitão JH, Nadais H., Nadais H (2009) Characterization of microbial populations developed in UASB reactors operated in continuous and intermittent mode. ASPD5 Conference, , Aalborg, Denmark.
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Barbosa M., Ramos C., Grilo A., Sousa S., Capela I., Arroja L., Leitão J., Nadais H. (2009) Bioenergy production from complex wastewaters. 5th International Conference on Energy, Environment, Ecosystems and Sustainable Development, , Vouliagnemi, Greece.
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Silva F., Barbosa, M., Nadais, H., Prates, A., Arroja, L., Capela, I. (2009) Sugarcane mplasses as a low-cost statregy to improve stability of anaerobic treatment of a pulp mill. CORM V, , Lisboa, Potrugal.
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Nadais H, Barbosa ML, Ramos CG, Grilo AM, Sousa SA, Capela I, Arroja L, Leitão JH (2009) Enhancing wastewater degradation and biogas production by intermittent operation of UASB reactors. 5th Dubrovnik Conference on Sustainable Development of Energy, Water and Environment Systems (SDEWES2009), setembro 2009, Dubrovnik, Croácia.
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Nadais H, Leitão JH, Cunha A, Almeida A, Capela I, Arroja L (2008) Intermittent Operation of UASB Reactors as a way to improve biomass adaptation to complex substrates. , outubro 2008, Ilha de Páscoa, Chile.
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Nadais H., Barbosa M., Almeida M. , Cunha A., Capela I., Arroja L. (2008) Intermittent operation of UASB reactors as a strategy to enhance anaerobic degradation of dairy wastewaters. Conference on Environment, Ecosystems and Development (EED 08), , Cairo, Egypt.
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Nadais H., Leitão J., Cunha A., Almeida A., Capela I., Arroja L. (2008) Intermittent operation of UASB reactors as a way to improve biomass adaptation to complex substrates. IX Taller y Simposio Latino Americano de Digestion Anaerobia, 19-23 October, Easter Island, Chile.
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Nadais H., Nadais H, Barbosa M., Barbosa M, Capela I., Capela I, Arroja L, Arroja L (2008) Novel operation mode for anaerobic Systems treating dairy wastewater. International Conference on Environmental Science and Technology, , Houston, U.S.A..
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Silva F., Bilé M., Rodrigues A., Nadais H., Arroja L., Capela I. (2007) Avaliação do Comportamento de um Digestor Anaeróbio para o Tratamento do Condensado Gerado numa Fábrica de Pasta de Papel. 9.ª Conferência Nacional do Ambiente, 18-20 Abril, Aveiro, Portugal.
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Dias A.C., Arroja L., Capela I. (2007) Balanço de gases com efeito de estufa no sector do pinheiro bravo. 9ª Conferência Nacional do Ambiente, 18-20 Abril, Aveiro, Portugal.
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Louro, M., Pirra, A., Arroja, L., Capela, I. (2007) Aplicabilidadedo reactor Moving Bed Biofilm Reactor (MBBR) no tratamento de efluentes vínicos. 9ª Conferência Nacional do Ambiente, 18 - 20 de Abril, Aveiro, portugal.
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Nadais, H., Silva, F., Crespo, I., Arroja, L., Capela, I. (2007) Análise microbiológica da biomassa desenvolvida na operação intermitente de reactores UASB. 9ª Conferência Nacional do Ambiente, 18 - 20 de Abril, Aveiro, Portugal.
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Rodrigues, A., Flor, A., Nadais, H., Arroja, L., Capela, I. (2007) Co-digestão anaeróbia de resíduos de natureza orgânica em condições mesofílicas. 9ª Conferência Nacional do Ambiente, 18 - 20 Abril, Aveiro, Portugal.
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Arroja, L., Capela, I., Borrego, C. (2007) Contaminated land: The Portuguese legal framework. SETAC Europe 17th Annual Meeting, 20 - 24 May, Porto, Portugal.
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Dias A.C., Louro M., Arroja L., Capela I. (2007) Uncertainties in the estimates of carbon in harvested wood products for Portugal. 2nd International Workshop on Uncertainty in Greenhouse Gas Inventories, 27-28 September, Laxenburg, Austria.
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Arroja L., Capela I., Pirra A., Louro M., Rodrigues A. (2006) Tratamento de Efluentes Vínicos – Estado da Arte. IWC 2006 – Conferência Internacional Sobre a Água, 13 Junho, Porto, Portugal.
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Dias, A., Arroja, L., Capela, I. (2006) Life cycle assessment of Eucalyptus globulus printing and writing paper. The Quest for Sustainability: the Role of Environmental Management Systems and Tools, 27-29 September, Coimbra, Portugal.
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Dias, A., Arroja, L., Capela, I. (2006) Evaluation of the greenhouse gas balance in the Eucalyptus globulus sector in Portugal. 2º Simpósio Iberoamericano de Eucalyptus globulus, 17-20 October, Pontevedra, Spain.
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Arroja, L., Capela, I., Pirra, A., Louro, M., Rodrigues, A. (2006) Tratamento de efluentes vínicos em Portugal - Estado da Arte. Conferência Internacional sobre a Água, 13 Junho, Porto, .
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Rodrigues A., Arroja L., Flor A., Rocha C., Capela I. (2005) Impact of organic fraction of municipal solid waste on anaerobic co-digestion of biological sludge and cattle manure. 10th International Waste Management and Landfill Symposium, 3-7 October, Sardinia, Italy.
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Rodrigues A., Rocha C., Arroja L., Capela I., Flor A. (2005) Anaerobic co-digestion of the organic fraction of municipal solid waste, biological sludge and cattle manure at thermophilic conditions (55ºC). VIII Latin American Workshop and Symposium on Anaerobic Digestion, 2-5 October, Punta del Este, Uruguay.
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Dias, A., Arroja, L., Capela, I. (2005) O balanço de carbono no sector do Eucalyptus globulus em Portugal. 19º Encontro Nacional Tecnicelpa, 20-23 Abril, Tomar, Portugal.
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Pirra A., Pirra A., Pirra, A., Bianchi-de-Aguiar F., Bianchi-de-Aguiar, F., Bianchi-de-Aguiar F., Arroja, L., Arroja L., Arroja L., Capela, M., Capela I., Capela I., Peres A., Peres, A., Peres A., Louro M., Louro M., Louro, M., Flor A., Flor A., Flor, A. (2005) Monitorização e caracterização da carga poluente das adegas: O caso da Região Demarcada do Douro. Encontro de Viticultura e Enologia, pp. 76-89, , Vila Real, Portugal.
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Nadais, H, Capela, I., Arroja, L., Duarte, A. (2005) Intermittent vs continuous operation of upflow anaerobic sludge bed reactors for dairy wastewater and related microbial changes. VIII Oficina e Seminário Latino-Americano de Digestão Anaeróbia, 2-5 de Outubro de 2005, Punta del Este, Uruguay.
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Pirra A., Bianchi-de-Aguiar F., Arroja L., Capela I., Peres A., Louro M., Flor A. (2005) Monitorização e caracterização da carga poluente das adegas: O caso da Região Demarcada do Douro. Encontro de Viticultura e Enologia, , Vila Real, Portugal.
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Castro Lopes, S., Sulistyawati, I., Capela, I., Lens, P. (2005) Thermophilic (55ºC) sulphate reduction at low (6.5 and 4) during the acidification of sucrose. VIII Latin American Workshop and Seminar on Anaerobic Digestion, 2-5 Outubro, , Uruguai.
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Dias, A., Louro, M., Arroja, L., Capela, I. (2004) O sector do eucalipto é sumidouro de carbono?. 8ª Conferência Nacional de Ambiente, 27-29 Outubro, Lisboa, Portugal.
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Dias, A., Louro, M., Arroja, L., Capela, I. (2004) Evaluation of the environmental performance of printing and writing paper using life cycle assessment. 1st International Conference on Environmentally-Compatible Forest Products, 22-24 September, Porto, Portugal.
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Pirra A., Arroja L., Capela I. (2004) Winery effluents tretment using SBR technology. 3rd International Specialised Conference on Sustainable Viticulture and Winery Wastes Management, pp 167-174, , Barcelona, Espanha.
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Pirra A., Arroja L., Capela I. (2004) Winery effluents aerobic treatability in the Oporto Wine Region. New Trends in farm buildings - International Symposium of the CIGR, , Évora, Portugal.
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Flor A., Coelho N., Arroja L., Capela I. (2004) Co-digestion of organic fraction of municipal solid waste and waste activated sludge in a continuos reactor. 10th World Anaerobic Digestion Conference , , Montreal, Canada.
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Flor A., Teiga P., Arroja L., Capela I. (2004) Co-digestão anaeróbia de lamas de ETAR e fracção orgânica dos resíduos sólidos urbanos num reactor contínuo. 4ªs Jornadas Politécnicas de Engenharia, pp. 39-46, , Porto, Portugal.
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Flor A., Arroja L., Capela I. (2004) Co-digestão anaeróbia da fracção orgânica dos resíduos sólidos urbanos (FORSU) e lamas secundárias (LS). 8ª Conferência Nacional de Ambiente, pp 295-296, , Lisboa, Portugal.
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Pirra A., Arroja L., Capela I., Louro M. (2004) Monitorização qualitativa e quantitativa da carga poluente das adegas da Região Demarcada do Douro. 8ª Conferência Nacional de Ambiente, pp 218-219, , Lisboa, Portugal.
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Dias, A., Arroja, L., Capela, I. (2003) The role of Eucalyptus globulus forest sector as carbon sink. 28th EUCEPA Conference - Sustainable Development for the Pulp and Paper Industry, 2-4 April, Lisboa, Portugal.
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Dias, A., Arroja, L., Capela, I. (2003) Life cycle assessment of printing and writing paper. 28th EUCEPA Conference - Sustainable Development for the Pulp and Paper Industry, 2-4 April, Lisboa, Portugal.
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Flor A., Arroja L., Capela I. (2003) Anaerobic co-digestion of organic fraction of municipal solid waste and activated sludge at different ratios. 9th International Waste Management and Lanfill Symposium, pp. 485-487, , Sardinia, Italy.
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Pirra A., Arroja L., Capela I. (2003) Tratamento de Efluentes Vínicolas (EVs) na Região Demarcada do Douro. 1º Simposium Nacional de Engenharia Rural: Tecnologia, Ambiente e Sociedade pp 46, , Lisboa, Portugal.
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Pirra A., Arroja L., Capela I. (2003) Monitorização da Carga Poluente das Adegas da Região Demarcada do Douro (RDD). 1º Simposium Nacional de Engenharia Rural: Tecnologia, Ambiente e Sociedade pp 48, , Lisboa, Portugal.
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Capela I., Arroja L., Santos F. (2002) Anaerobic degradation of Kraft Pulp biological sludge. 3rd International Symposiumon Anaerobic Digestion on Solid Waste, , Munchen, Germany.
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Nadais, H., Capela, I., Arroja, L., Duarte, A. (2002) Optimisation of working cycle in intermittent UASB reactors for dairy waste water treatment. VII Oficina e Seminário Latino-Americano de Digestão Anaeróbia, , Mérida, México.
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Arroja L., Arroja, L., Capela, I., Capela I., Cabral, F., Cabral F., Ferreira V., Ferreira, V., Matos A., Matos, A., Pereira A., Pereira, A. (2001) Sludge Management in Kraft Pulp Mills. Specialized Conference on Management of Sewage Sludge: Regulation and their Implications on Treatment, Utilisation and Disposal, pp. 249-255, , , Acapulco.
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Nadais, H., Capela, I., Arroja, L., Duarte, A. (2001) Kinetic analysis of anaerobic degradation of dairy wastewater. 9th World Congress on Anaerobic Digestion 2001, , Antuérpia, Bélgica.
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Dias, A., Lopes, E., Arroja, L., Capela, I., Pereira, F., Tomé, M. (2000) Life cycle assessment of printing and writing paper produced from Eucalyptus globulus. 4th International Conference on Environmental Impacts of the Pulp and Paper Industry, 12-15 June, Helsinki, Finland.
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Varela C., Capela I., Arroja L., Santos L., Duarte A. (2000) Pulp and Paper Biological Sludge Degradation. VI Oficina e Seminário Latino-Americano de Digestão Anaeróbia, vol. II, pp 109-112, , Recife, Brasil.
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Nadais, H., Capela, I., Arroja, L., Duarte, A. (2000) Effects of organic, hydraulic and fat shocks on the performance of UASB reactors with intermittent operation. VI Oficina e Seminário Latino-Americano de Digestão Anaeróbia, , Recife, Brasil.
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Nadais, H.,, Capela, I.,, Sayed, S.,, Arroja, L., Duarte, A. (1999) Comportamento de reactores UASB para o tratamento de efluentes de indústrias de lacticínios. 6ª Conferência Nacional sobre a Qualidade do Ambiente, , Lisboa, Portugal.
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Lopes, E., Dias, A., Arroja, L., Capela, I., Pereira, F. (1999) Análise de Ciclo de Vida ao sistema produtivo de papel de impressão e escrita em Portugal. 6ª Conferência Internacional sobre a Qualidade do Ambiente, , Lisboa, .
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Arroja, L., Oliveira, G., Capela, I. (1999) Contributo para a descontaminação de solos - metodologias de actuação. 6ª Conferência Internacional sobre a Qualidade do Ambiente, , Lisboa, .
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Capela, I., Arroja, L., Varela, C., Pereira, M., Duarte, A. (1999) Efeito do pré-tratamento por compostagem na digestão anaeróbia de resíduos sólidos urbanos. 6ª Conferência Internacional sobre a Qualidade do Ambiente, , Lisboa, .
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Arroja, L., Capela, I., Duarte, A. (1999) Potencialidades do filtro anaeróbio horizontal. 6ª Conferência Internacional sobre a Qualidade do Ambiente, , Lisboa, .
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Capela, I.F., Azeiteiro, C., Arroja, L., Duarte, A.C. (1999) Effects of pre-treatment (composting) on the anaerobic digestion of primary sludges from a bleached kraft pulp mill. II International Symposium on Anaerobic Digestion of Solid Waste, , Barcelona, Espanha.
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Lopes, E., Dias, A., Arroja, L., Capela, I., Pereira, F., Tomé, M. (1999) Application of Life Cycle Assessment on the portuguese pulp and paper industry. 7th LCA Case Studies Symposium, , Bruxelas, Bélgica.
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Thomaz, S.F., Fernandes, I., Duarte, A.C., Sá Esteves, J., Batel, A.J. (1992) Modelização do comportamento dinâmico do processo de digestão anaeróbia. 3ª Conferência Nacional sobre a Qualidade do Ambiente, 5-7 Fevereiro, Aveiro, .
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Arroja, L.M., Duarte, A.C., Fernandes, M.I.A. (1992) Potencialidades do filtro anaeróbio horizontal no tratamento de efluentes orgânicos de alta carga. 3ª Conferência Nacional sobre a Qualidade do Ambiente, 5-7 Fevereiro, Aveiro, .
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Arroja, L.M., Fernandes, M.I., Ferraz, A.F., Vieira da Costa, J. (1992) Estações de tratamento de efluentes industriais - a interface Indústria Universidade. Encontro Nacional da Poluição Municipal e Industrial, 21-22 Maio, Guarda, .
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Ferraz, A.F., Fernandes, M.I., Arroja, L.M., Vieira da Costa, J. (1991) Selecção e implementação de unidades de tratamento de águas residuais industriais - o caso de uma indústria de lacticínios. V Encontro Nacional de Saneamento Básico, , Lisboa, .
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