Maria Gameiro De Sa Almeida

Monitoring of ammonia in marine waters using a passive sampler with biofouling resistance and neural network-based calibration

Lenka O'Connor Sraj, Maria Ines GS Almeida, Simon M Sharp, Ian D McKelvie, Richard Morrison, Spas D Kolev

Journal article  |  2020  |  Environmental Pollution

A biofouling resistant passive sampler for ammonia, where the semi-permeable barrier is a microporous hydrophobic gas-diffusion me..

Use of a Polymer Inclusion Membrane and a Chelating Resin for the Flow-Based Sequential Determination of Copper(II) and Zinc(II) in Natural Waters and Soil Leachates

Tania CF Ribas, Charles F Croft, M Ines GS Almeida, Raquel BR Mesquita, Spas D Kolev, Antonio OSS Rangel

Journal article  |  2020  |  Molecules

A bi-parametric sequential injection method for the determination of copper(II) and zinc(II) when present together in aqueous samp..

Use of an ether-derived 3-hydroxy-4-pyridinone chelator as a new chromogenic reagent in the development of a microfluidic paper-based analytical device for Fe(III) determination in natural waters

Tania Moniz, Chelsea R Bassett, M Ines GS Almeida, Spas D Kolev, Maria Rangel, Raquel BR Mesquita

Journal article  |  2020  |  Talanta

Green solvents for the fabrication of polymer inclusion membranes (PIMs)

Clayton A Carner, Charles F Crofts, Spas D Kolev, M Ines GS Almeida

Journal article  |  2020  |  Separation and Purification Technology

Water monitoring using polymer inclusion membranes: a review

Bambang Kuswandi, Fidelis Nitti, M Ines GS Almeida, Spas D Kolev

Journal article  |  2020  |  Environmental Chemistry Letters

The potential of polystyrene-block-polybutadiene-block-polystyrene triblock co-polymer as a base-polymer of polymer inclusion membranes (PIMs)

Xiaopeng Xiong, M Ines GS Almeida, Silvia Simeonova, Tony G Spassov, Robert W Cattrall, Spas D Kolev

Journal article  |  2019  |  Separation and Purification Technology

Development of a micro-distillation microfluidic paper-based analytical device as a screening tool for total ammonia monitoring in freshwaters

Jonathan J Peters, M Ines GS Almeida, Lenka O'Connor Sraj, Ian D McKelvie, Spas D Kolev

Journal article  |  2019  |  Analytica Chimica Acta

Effect of cross-linking on the performance of polymer inclusion membranes (PIMs) for the extraction, transport and separation of Zn(II)

Bosirul Hoque, M Ines GS Almeida, Robert W Cattrall, Thiruvancheril G Gopakumar, Spas D Kolev

Journal article  |  2019  |  Journal of Membrane Science

Automatic determination of arsenate in drinking water by flow analysis with dual membrane-based separation

Ruben Vera, Yanlin Zhang, Claudia Fontas, M Ines GS Almeida, Enriqueta Antico, Robert W Cattrall, Spas D Kolev

Journal article  |  2019  |  FOOD CHEMISTRY

Polymer Inclusion Membranes: Smart Materials for Sensing and Separation

Spas Kolev, Maria Gameiro De Sa Almeida, Robert Cattrall

Book Chapter  |  2019

A polymer inclusion membrane (PIM) is a type of liquid membrane in which the liquid phase is held within the polymeric network of ..