URSU Alina-Violeta
Fonction : | Permanent (INP) |
Location : | Polytech |
Team : | GePEB (GePEB) |
NUC section : | 62 |
Phone : | +33473407423 |
e-mail : | This email address is being protected from spambots. You need JavaScript enabled to view it. |
Associated publications :
96 publications found2024
ACL
Complex conductivity as a tool to investigate the electrical behavior between graphene oxide and reduced graphene in super capacitors: Correlation between the electrical properties
Results in Engineering, vol. 23, p. 102673
2024

Effects of high voltage dielectric barrier discharge on the extraction and properties of pectins from watermelon rinds
Innovative Food Science & Emerging Technologies / Innovative Food Science and Emerging Technologies, vol. 91, p. 103558
2024



First derivative, extrapolation, and deconvolution of the complex conductivity data for the identification of the optimum entanglement concentration of polysaccharides in aqueous solutions
Applied Physics A, vol. 130, p. 1
2024

Intensification of ex-situ biomethanation in a bubble column bioreactor by addition of colonized biochips
bioresource technology reports, vol. 27, p. 101938
2024 sep



ACTI
Effect of Salinity on the Denitrification of Tunisian Groundwater by Batch Electrocoagulation Process
Recent Advances in Environmental Science from the Euro-Mediterranean and Surrounding Regions (4th Edition). EMCEI 2022. Advances in Science, Technology & Innovation.
2024

INV
Hydrogen gas mass transfer in aqueous media: application to biological methanation
International chemical engineering and materials symposium (SICHEM)
2024 apr


ORGANIC WASTE VALORIZATION THOUGH ANAEROBIC PROCESSES: ADVANCES AND NEW TRENDS
The 19th International Conference of Constructive Design and Technological Optimization in Machine Building Field OPROTEH 2024 Conference Proceedings ABSTRACTS
2024 may

COM
A new approach based on the analysis of the complex conductivity for the identification of the optimum entanglement concentration of polysaccharide in aqueous solutions
International Chemical Engineering and Materials Symposium « SICHEM 2024 », UNST POLITEHNICA Bucharest
2024 apr.

Approches non conventionnelles de production du L-Rhamnose par bioconversion
Polymerix 2024, 8ème édition, 26-28 june 2024. Rennes, France
2024

Electrocoagulation for sustainable circular economy: purification of volatile fatty acids from real fermented food waste
6th euro-mediterranean conference for environment integration
2024 may

Mass transfer of H2 in aqueous media for biological methanation: influence of microorganisms and operating conditions
International chemical engineering and materials symposium (SICHEM)
2024 apr


Removal of diclofenac from wastewater using a sustainable approach based on green microalgae Coelastrella thermophila
International Chemical Engineering and Materials Symposium « SICHEM 2024 », UNST POLITEHNICA Bucharest
2024

SWEETEN BIOPROCESSES: INPUTS TO THE STUDY AND ANALYSIS OF POLYSACCHARIDES FROM TERRESTRIAL PLANTS AND MARINE BIOMASS
31st International Carbohydrate Symposium ICS2024. July 14-19, Shanghai, China.
2024

Simultaneous removal of nitrate and sulfate from groundwater by batch electrocoagulation process using iron electrodes
International Chemical Engineering and Materials Symposium « SICHEM 2024 », UNST POLITEHNICA Bucharest
2024 apr.

Valorization of Cystoseira sp. brown seaweed for the production of biochemicals and energy
SICHEM 2024, 11-12 april 2024. Bucharest, Romania
2024

Valorization of Cystoseira sp. brown seaweed for the production of biochemicals and energy
International Chemical Engineering and Materials Symposium « SICHEM 2024 », UNST POLITEHNICA Bucharest
2024

AFF
Biochemical characterization and potential in bioremediation of pharmaceutical pollutants of green microalga Coelastrella thermophila isolated from an Algerian hot spring
The 19th International Conference of Constructive Design and Technological Optimization in Machine Building Field OPROTEH 2024 Conference Proceedings ABSTRACTS
2024 may

Extraction and antioxidant activity of alginates and fucoidans extracted from Cystoseira myriophylloides from Sidi Bouzid Moroccan coast
The 19th International Conference of Constructive Design and Technological Optimization in Machine Building Field OPROTEH 2024 Conference Proceedings ABSTRACTS
2024 may

Optimization of the treatment of anaerobic liquid digestates from anaerobic digestion plants by physical, chemical, and electrochemical methods
The 19th International Conference of Constructive Design and Technological Optimization in Machine Building Field OPROTEH 2024 Conference Proceedings ABSTRACTS
2024 may

Purification of anaerobic digestate from anaerobic fermentation of food wastes by electrocoagulation
The 19th International Conference of Constructive Design and Technological Optimization in Machine Building Field OPROTEH 2024 Conference Proceedings ABSTRACTS
2024 may

2023
ACL
Exploring novel applications for hydrogels derived from modified celluloses
Polymers (Basel), vol. 16, p. 530
2023


Primary structural features, physicochemical and biological properties of two water-soluble polysaccharides extracted from the brown Tunisian seaweed Halopteris scoparia
International Journal of Biological Macromolecules, vol. 253, p. 126757
2023



The Effect of Ultrasound Pretreatment on Pectin Extraction from Watermelon Rind Using Microwave-Assisted Extraction
Applied Sciences, vol. 13, p. 5558
2023

COM
Biological methanation: key advances and remaining challenges
2nd international congress of chemical engineering ICCHE 2021
2023 oct


AFF
Mass transfer of hydrogen gas in aqueous media for biological methanation: influence of microorganisms and operating conditions.
European congress of chemical engineering / European congress of applied biotechnology
2023 sep


2022
ACL
Structural Characterization and Rheological and Antioxidant Properties of Novel Polysaccharide from Calcareous Red Seaweed
Marine Drugs, vol. 10, p. 1655
2022

INV
Biohydrogen from organic waste: advances in process design and operation.
SICHEM
2022 nov


Utilisation de procédés de filtration membranaire dans une bioraffinerie de microalgues pour la production d'extraits enrichis en biopolymères présentant des propriétés techno-fonctionnelles
Journée Thématique :
2022

COM
Analysis of gas-liquid flow in a stirred tank under anaerobic dark fermentation conditions as a function of viscosity and operating conditions
Book Abstract of International Chemical Engineering and Material Symposium, SICHEM 2022
2022

Biorefinery scenario for sustainable processing of Morocco's Atlantic coast Cystosteira sp. brown seaweed biomass
Book Abstract of International Chemical Engineering and Material Symposium, SICHEM 2022
2022

Degradation of organic pollutants from pharmaceutical wastewater in Algeria using local green microalgae
Book Abstract of International Chemical Engineering and Material Symposium, SICHEM 2022
2022

Effect of salinity on the denitrification of tunisian groundwater by batch electrocoagulation process
4th Euro-Mediterranean conference for Environmental Integration, 20-23 octobre 2022, Sousse (Tunisie)
2022

Effet du choix de l'électrode sur la dénitrification des eaux souterraines tunisiennes par procédé discontinu d'électrocoagulation
XVIIIeme Congrès de la Société de Génie de Procédés
2022

Etude comparative sur l’efficacité des électrodes en Aluminium et en Fer pour la dénitrification des eaux souterraines par procédé discontinu d’électrocoagulation
Journée scientifique CODEGEPRA - SFGP région Sud-Est
2022

Life cycle assessment and technical feasibility of the sequentional combination of electrocoagulation with other methods for treatment of anaerobic liquid digestates
Book Abstract of International Chemical Engineering and Material Symposium, SICHEM 2022
2022

Mass transfer of hydrogen gas in aqueous media for biological methanation: influence of gas sparger and operating condition
Book Abstract of International Chemical Engineering and Material Symposium, SICHEM 2022
2022

Solubilité et transfert de l’hydrogène dans l’eau et les milieux biologiques
Congrès de la Société Française de Génie des Procédés, SFGP, 2022, 7-10 novembre 2022, Toulouse, France
2022

Solubilité et transfert de l’hydrogène dans l’eau et les milieux biologiques
Congrès de la Société de Génie de Procédés, 2022
2022

BRE
Procédé de biométhanation ex-situ
2022 nov


2021
ACL
Extraction, Characterization, and Applications of Pectins from Plant By-Products
Applied Sciences, vol. 11, p. 6596
2021


OS
Microbial Glucuronans and succinoglycans : Structures, properties and enzymes acting about them
Polysaccharides of Microbial Origin: Biomedical Applications Springer Nature
2021

INV
Biological methanation: issues, challenges, and opportunities.
2nd International Congress of Chemical Engineering ICChE
2021 jun 23


Organic waste biorefinery: the key role of anaerobic building blocks.
16th OPROTEH International Conference
2021 may 25


COM
Caractérisation structurale et propriétés rhéologiques d’un xylogalactane isolé de l’algue rouge Jania adhaerens
2nd International Conference POLYSAC 2021. December 2021, Sfax, Tunisia
2021

Comparison between electrocoagulation and coprecipitation for the treatmentof olive oil mill wastewater
The 16th International Conference of Constructive Design and Technological Optimization in Machine Building Field, OPROTEH 2021, Conference Proceedings
2021 may

Denitrification of tunisian natural waters by batch electrocoagulation process
The 16th International Conference of Constructive Design and Technological Optimization in Machine Building Field, OPROTEH 2021, Conference Proceedings
2021 may

Impedance spectroscopy to investigate the dielectric and electrical behavior of seaweed polysaccharides in aqueous solutions
The 16th International Conference of Constructive Design and Technological Optimization in Machine Building Field, OPROTEH 2021, Conference Proceedings
2021 may

Influence of the gas phase on hydrodynamics and gas transfer in a stirred tank under anaerobic dark fermentation conditions
XXIV International Conference on Chemical Reactors CHEMREACTOR-24, Milan, Italy
2021 sep. 16

Membrane filtration as a critical step in waste meat bioreffinery: example of liquid effluents from bovine meat cooking processes
16th International Conference of Constructive Design and Technological Optimization in Machine Building “Oproteh 2021”, 25-27 Mai, Bacau (Romania)
2021

Microalgal and Cyanobacterial proteins as natural versatile ingredients to design emulsion matrix for food applications
Advances in Food Chemistry Conference, AdFoodChem 2021, Bucharest, Romania
2021 apr.

Seaweed polysaccharides as functional food additives:example of Phaeophyceae group
Book of abstracts: Advanced in food chemistry, international conference
2021 apr.

2020
ACL
Bioactive polysaccharides from seaweeds
Molecules, vol. 25, p. 3152
2020

Rheological investigations of water-soluble polysaccharides from the Tunisian brown seaweed Cystoseira compressa
Food Hydrocolloids, vol. 103, p. 105631--105631
2020


Structural features and rheological behavior of a water-soluble polysaccharide extracted from the seeds of Plantago ciliata Desf.
International Journal of Biological Macromolecules, vol. 155, p. 1333--1341
2020


COM
Biological methanation: a challenge in chemical engineering
SICHEM 2020 - BOOK OF ABSTRACTS
2020 sep.

Efficiency of mixed physical and electrochemical treatments on liquid effluents from an anaerobic digester
International Chemical Engineering and Material Symposium SICHEM 2020 (Bucharest, Romania, on-line, 17-18 September 2020)
2020 sep 17

Microalgal biopolymers with complex interfacial with complex with complex interfacial and rheological properties: Strategies of extraction-purification and examples of application
International Chemical Engineering and Material Symposium, SICHEM 2020 (Bucharest, on-line, 17-18 September 2020)
2020 sep 18

Optimization of olive oil mill wastewater treatment by means of electrocoagulation
International Chemical Engineering and Material Symposium SICHEM 2020 (Bucharest, Romania, on-line, 17-18 September 2020)
2020 sep 18

2019
ACL
Alkyl-chitosan-based adhesive: water resistance improvement
Molecules, vol. 24, p. 1987
2019

Comparison study between batch and continuous processes to obtain chitosan-based high porous biomaterial for biological applications
International Journal of Polymer Science, vol. 1, p. 1
2019


Emulsion properties of asafoetida gum: effect of oil concentration on stability and rheological properties
colloids and surfaces a: physicochemical and engineering aspects, vol. 560, p. 114--121
2019


Extraction and characterization of alginate from an edible brown seaweed (Cystoseira barbata) harvested in the Romanian Black Sea
Marine Drugs, vol. 17, p. 405
2019

COM
Modelling of ultrafiltration for the purification of alginate extracted from a brown seaweed in the Black Sea (Cystoseira Barbata).
21st RICCCE. Constanta, Roumanie
2019 sep

Structural characterization and rheological properties of two polysaccharides from the Tunisian Phaeophyceae Cystoseira compressa
2nd Euro-Mediterranean Conerence for Environmental Integration, Sousse, Tunisia
2019

AFF
Investigation of structural, physico-chemical and antioxidant properties of matricial polysaccharides from a Tunisian seaweed: Cystoseira compressa
EUROCARB 2019, Leiden, Pays-Bas
2019 jun

2018
ACL
Bioactivity of chitosan and its Derivatives
Current Organic Chemistry, vol. 22, p. 641--667
2018


Extraction and characterization of an alginate from the Iranian brown seaweed Nizimuddinia zanardini
International Journal of Biological Macromolecules, vol. 118, p. 1073--1081
2018


Rheological and functional properties of asafoetida gum
International journal of biological macromolecules, vol. 118, p. 1168--1173
2018

Structural characterization and antioxidant activity of water-soluble polysaccharides from the tunisian brown seaweed cystoseira compressa
carbohydrate polymers, vol. 198, p. 589--600
2018


Structural characterization and thermal behavior of a gum extracted from ferula assa foetida l.
carbohydrate polymers, vol. 181, p. 426--432
2018 feb


OS
Production, extraction and characterization of alginates from seaweeds
Handbook of algal technologies and phytochemicals Taylor & FrancisGroup, CRC Press, UK
2018

COM
Etudes des propriétés antioxydantes des films d’alginte issus d’une algue brune de la mer noire (Cystoseira barbata)
10ème colloque Franco-Roumain de Chimie Appliquée (CoFrRoCA), Bacau
2018 jun

Foisonnement du chitosane en régime permanent pour le développement de matériaux poreux pour la régénération osseuse et tissulaire
10ème Colloque COFrRoCA. Bacäu, Roumanie
2018

Mise en œuvre de procédés de filtration pour le fractionnement de biomolécules issues d’Arthrospira Platensis
CoFrRoCA 2018 – 10e Colloque Franco-Roumain de Chimie Appliquée
2018

AFF
Caractérisation structurale d’une nouvelle gomme extraite des racines de Ferula assa foetida
10ème Colloque COFrRoCA. Bacau, Roumanie
2018

Valorisation de proteines extraites d’Arthrospira Platensis en tant qu’agent foisonnant
CoFrRoCA 2018 – 10e Colloque Franco-Roumain de Chimie Appliquée
2018

2017
ACL
Extraction of biomolecules from a brown seaweed from the Romanian black sea shore (Cystoseira barbata)
Bulletin of Romanian Chemical Engineering Society, vol. 4, p. 32--37
2017

Structural characterization and rheological behavior of a heteroxylan extracted from plantago notata lagasca (plantaginaceae) seeds
Carbohydrate Polymers, vol. 175, p. 96--104
2017 nov



COM
Extraction of seaweed biomolecules from the romanian black sea (cystoseira barbata)
20th Romanian international conference on chemistry and chemical engineering. Poina Brasov, Septembre 2017, Roumanie
2017 sep


Foaming of chitosan generated under steady state flow condition as a biobased material for bone and tissular regeneration
International Conference on Materials Science and Research. Dubai, Novembre 2017, UAE
2017 nov


Pretreatment of Arthrospira sp. biomass for extraction of value-added products
SFGP (Société Française de Génie des Procédés)
2017 jul.


AFF
Caracterisation structurale d'une nouvelle gomme extraite des racines de ferula assa foetida
Séminaire International POLYSAC 2017. Ouargla, Novembre 2017, Algéri
2017 nov


Pretreatment of Arthrospira Sp. biomass for extraction of value-added products
XIVe congrès de la Société Française de Génie des Procédés
2017

Recovery of proteins with techno-functional properties form biomass of Arthrospira Sp.
WCCE10 – World Congress of Chemical Engineering
2017

2016
ACL
Haematococcus pluvialis soluble proteins: extraction, characterization, concentration/fractionation and emulsifying properties.
Bioresource technology., vol. 200, p. 147--152
2016

Valorisation of cooked ham by-products as functional ingredients
Journal of Food Engineering, vol. 190, p. 54--60
2016

COM
Extraction et valorisation des protéines issues du jus de cuisson du jambon dans des formulations de type pâte fine et mousse carnée
CoFrRoCA 2016 – 9e Colloque Franco-Roumain de Chimie Appliquée
2016

Spirulina Platensis : extraction et fonctionnalités des protéines et des pigments
CoFrRoCA 2016 – 9e Colloque Franco-Roumain de Chimie Appliquée
2016

2015
ACL
Understanding the effect of cell disruption methods on the diffusion of Chlorella vulgaris proteins and pigments in the aqueous phase.
Algal Research, vol. 8, p. 61--68
2015

COM
Algorefinery applied to polysaccharide production.
New Horizons in Biotechnology (NHBT). Trivandrum, Inde
2015

Valorisation of cooked ham industrial effluents into new food products
ICEF 12 - 12th International Congress on Engineering and Food
2015

AFF
Valorisation of ham industrial by-products for the manufacture of pork liver mousse
ECCE 10 – 10th European Congress of Chemical Engineering
2015

2014
ACL
Aqueous extraction of proteins from microalgae: Effect of different cell disruption methods
Algal Research - Biomass, Biofuels and Bioproducts, vol. 3, p. 61
2014



Extraction and fractionation of polysaccharides and B-phycoerythrin from the microalga Porphyridium cruentum by membrane technology
Algal Research - Biomass, Biofuels and Bioproducts, vol. 5, p. 258
2014 jul.



Release of hydro-soluble microalgal proteins using mechanical and chemical treatments
Algal Research - Biomass, Biofuels and Bioproducts, vol. 3, p. 55
2014 jan.



2013
Separation and fractionation of exopolysaccharides from Porphyridium cruentum
Bioresource Technology, vol. 145, p. 345
2013 oct.



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