Helena Passos
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Ionic liquid solutions as extractive solvents for value-added compounds from biomass
H Passos, MG Freire, JAP Coutinho
Green Chemistry 16 (12), 4786-4815, 2014
Thermophysical properties of five acetate-based ionic liquids
HFD Almeida, H Passos, JA Lopes-da-Silva, AM Fernandes, MG Freire, ...
Journal of Chemical & Engineering Data 57 (11), 3005-3013, 2012
Ionic liquids as additives to enhance the extraction of antioxidants in aqueous two-phase systems
MR Almeida, H Passos, MM Pereira, ÁS Lima, JAP Coutinho, MG Freire
Separation and Purification Technology 128, 1-10, 2014
Characterization of aqueous biphasic systems composed of ionic liquids and a citrate-based biodegradable salt
H Passos, AR Ferreira, AFM Cláudio, JAP Coutinho, MG Freire
Biochemical Engineering Journal 67, 68-76, 2012
Are aqueous biphasic systems composed of deep eutectic solvents ternary or quaternary systems?
H Passos, DJP Tavares, AM Ferreira, MG Freire, JAP Coutinho
ACS Sustainable Chemistry & Engineering 4 (5), 2881-2886, 2016
The impact of self-aggregation on the extraction of biomolecules in ionic-liquid-based aqueous two-phase systems
H Passos, MP Trindade, TSM Vaz, LP da Costa, MG Freire, JAP Coutinho
Separation and Purification Technology 108, 174-180, 2013
Vapor–Liquid Equilibria of Water+ Alkylimidazolium-Based Ionic Liquids: Measurements and Perturbed-Chain Statistical Associating Fluid Theory Modeling
H Passos, I Khan, F Mutelet, MB Oliveira, PJ Carvalho, LM Santos, C Held, ...
Industrial & Engineering Chemistry Research 53 (9), 3737-3748, 2014
Ionic-liquid-based aqueous biphasic systems for improved detection of bisphenol A in human fluids
H Passos, ACA Sousa, MR Pastorinho, AJA Nogueira, LPN Rebelo, ...
Analytical Methods 4 (9), 2664-2667, 2012
Thermoreversible (ionic-liquid-based) aqueous biphasic systems
H Passos, A Luís, JAP Coutinho, MG Freire
Scientific reports 6, 20276, 2016
One-step extraction and concentration of estrogens for an adequate monitoring of wastewater using ionic-liquid-based aqueous biphasic systems
TBV Dinis, H Passos, DLD Lima, VI Esteves, JAP Coutinho, MG Freire
Green Chemistry 17 (4), 2570-2579, 2015
Aqueous Biphasic Systems Composed of Ionic Liquids and Acetate-Based Salts: Phase Diagrams, Densities, and Viscosities
MV Quental, H Passos, KA Kurnia, JAP Coutinho, MG Freire
Journal of Chemical & Engineering Data 60 (6), 1674-1682, 2015
Ionic liquids in chromatographic and electrophoretic techniques: toward additional improvements in the separation of natural compounds
B Soares, H Passos, CSR Freire, JAP Coutinho, AJD Silvestre, MG Freire
Green Chemistry 18 (17), 4582-4604, 2016
Is it possible to create ternary-like aqueous biphasic systems with deep eutectic solvents?
FO Farias, H Passos, AS Lima, MR Mafra, JAP Coutinho
ACS Sustainable Chemistry & Engineering 5 (10), 9402-9411, 2017
Designer solvent ability of alcohols in aqueous biphasic systems composed of deep eutectic solvents and potassium phosphate
FO Farias, H Passos, MG Sanglard, L Igarashi-Mafra, JAP Coutinho, ...
Separation and Purification Technology 200, 84-93, 2018
An integrated process for enzymatic catalysis allowing product recovery and enzyme reuse by applying thermoreversible aqueous biphasic systems
AM Ferreira, H Passos, A Okafuji, APM Tavares, H Ohno, MG Freire, ...
Green Chemistry 20 (6), 1218-1223, 2018
Good’s buffers as novel phase-forming components of ionic-liquid-based aqueous biphasic systems
A Luís, TBV Dinis, H Passos, M Taha, MG Freire
Biochemical engineering journal 101, 142-149, 2015
Designing the thermal behaviour of aqueous biphasic systems composed of ammonium-based zwitterions
AM Ferreira, H Passos, A Okafuji, MG Freire, JAP Coutinho, H Ohno
Green Chemistry 19 (17), 4012-4016, 2017
Simultaneous extraction and concentration of water pollution tracers using ionic-liquid-based systems
TBV Dinis, H Passos, DLD Lima, ACA Sousa, JAP Coutinho, VI Esteves, ...
Journal of Chromatography A 1559, 69-77, 2018
Alternative probe for the determination of the hydrogen-bond acidity of ionic liquids and their aqueous solutions
PP Madeira, H Passos, J Gomes, JAP Coutinho, MG Freire
Physical Chemistry Chemical Physics 19 (18), 11011-11016, 2017
Recovery of metals from waste electrical and electronic equipment (WEEE) using unconventional solvents based on ionic liquids
N Schaeffer, H Passos, I Billard, N Papaiconomou, JAP Coutinho
Critical reviews in environmental science and technology 48 (13-15), 859-922, 2018
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