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  • Regis Guegan
2020

Tuning down the environmental interests of organoclays for emerging pollutants: Pharmaceuticals in presence of electrolytes

Guégan, R., De Oliveira, T., Le Gleuher, J. & Sugahara, Y., 2020 Jan, In : Chemosphere. 239, 124730.

Research output: Contribution to journalArticle

2019

Evaluation of antibacterial activity of zinc-doped hydroxyapatite colloids and dispersion stability using ultrasounds

Predoi, D., Iconaru, S. L., Predoi, M. V., Motelica-Heino, M., Guegan, R. & Buton, N., 2019 Apr, In : Nanomaterials. 9, 4, 515.

Research output: Contribution to journalArticle

Open Access
5 Citations (Scopus)

Mobility of Pb, Zn, Ba, As and Cd toward soil pore water and plants (willow and ryegrass) from a mine soil amended with biochar

Norini, M. P., Thouin, H., Miard, F., Battaglia-Brunet, F., Gautret, P., Guegan, R., Le Forestier, L., Morabito, D., Bourgerie, S. & Motelica-Heino, M., 2019 Feb 15, In : Journal of Environmental Management. 232, p. 117-130 14 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Phenolic acids interactions with clay minerals: A spotlight on the adsorption mechanisms of Gallic Acid onto montmorillonite

Ahmat, A. M., Thiebault, T. & Guégan, R., 2019 Nov 1, In : Applied Clay Science. 180, 105188.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Preparation and Comparative Stability of a Kaolinite-Tetrabutylphosphonium Bromide Intercalation Compound for Heat and Solvent Treatments

Machida, S., Guégan, R. & Sugahara, Y., 2019 Oct 22, In : Langmuir. 35, 42, p. 13553-13561 9 p.

Research output: Contribution to journalArticle

Removal of malachite green dye from aqueous solutions by a magnetic adsorbent

De Marco, C., Mauler, R. S., Daitx, T. S., Krindges, I., Cemin, A., Bonetto, L. R., Crespo, J. S., Guegan, R., Carli, L. N. & Giovanela, M., 2019 Jan 1, In : Separation Science and Technology (Philadelphia).

Research output: Contribution to journalArticle

Surface Modification of Layered Perovskite Nanosheets with a Phosphorus Coupling Reagent in a Biphasic System

Sugaya, T., Ozaki, M., Guegan, R., Idota, N. & Sugahara, Y., 2019 Jan 1, In : Langmuir.

Research output: Contribution to journalArticle

2018

Adsorption of Pb (II) ions onto hydroxyapatite nanopowders in aqueous solutions

Iconaru, S. L., Motelica-Heino, M., Guegan, R., Beuran, M., Costescu, A. & Predoi, D., 2018 Nov 7, In : Materials. 11, 11, 2204.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Analytical indicators to characterize Particulate Organic Matter (POM) and its evolution in French Vertical Flow Constructed Wetlands (VFCWs)

Kania, M., Gautier, M., Ni, Z., Bonjour, E., Guégan, R., Michel, P., Jame, P., Liu, J. & Gourdon, R., 2018 May 1, In : Science of the Total Environment. 622-623, p. 801-813 13 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Application of biocompatible magnetite nanoparticles for the removal of arsenic and copper from water

Iconaru, S. L., Beuran, M., Turculet, C. S., Negoi, I., Teleanu, G., Prodan, A. M., Motelica-Heino, M., Guegan, R., Ciobanu, C. S., Jiga, G. & Predoi, D., 2018 Feb 21, International Conference on Structural Analysis of Advanced Materials, ICSAAM 2017. American Institute of Physics Inc., Vol. 1932. 030018

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Commercial hydroxyapatite powders for lead removal from aqueous solution

Negrila, C. C., Iconaru, S. L., Motelica-Heino, M., Guegan, R., Predoi, G., Barbuceanu, F., Ghita, R. V., Petre, C. C., Jiga, G., Badea, M. L., Prodan, A. M. & Predoi, D., 2018 Jul 11, 9th International Conference on Times of Polymers and Composites: From Aerospace to Nanotechnology. American Institute of Physics Inc., Vol. 1981. 020121

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Competitive Association of Antibiotics with a Clay Mineral and Organoclay Derivatives as a Control of Their Lifetimes in the Environment

De Oliveira, T., Fernandez, E., Fougère, L., Destandau, E., Boussafir, M., Sohmiya, M., Sugahara, Y. & Guégan, R., 2018 Nov 12, In : ACS Omega. 3, 11, p. 15332-15342 11 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Correction: Competitive association of antibiotics with a clay mineral and organoclay derivatives as a control of their lifetimes in the environment (ACS Omega (2018) 3:11 (15332-15342) DOI: 10.1021/acsomega.8b02049)

De Oliveira, T., Fernandez, E., Fougère, L., Destandau, E., Boussafir, M., Sohmiya, M., Sugahara, Y. & Guegan, R., 2018 Dec 27, In : ACS Omega. 3, 12, 1 p.

Research output: Contribution to journalComment/debate

New Insights into the Cs Adsorption on Montmorillonite Clay from 133Cs Solid-State NMR and Density Functional Theory Calculations

Ohkubo, T., Okamoto, T., Kawamura, K., Guegan, R., Deguchi, K., Ohki, S., Shimizu, T., Tachi, Y. & Iwadate, Y., 2018 Dec 6, In : Journal of Physical Chemistry A. 122, 48, p. 9326-9337 12 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Organoclay applications and limits in the environment

Guegan, R., 2018 Jan 1, (Accepted/In press) In : Comptes Rendus Chimie.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Properties of basil and lavender essential oils adsorbed on the surface of hydroxyapatite

Predoi, D., Groza, A., Iconaru, S. L., Predoi, G., Barbuceanu, F., Guegan, R., Motelica-Heino, M. S. & Cimpeanu, C., 2018 Apr 24, In : Materials. 11, 5, 652.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Removal of zinc ions using hydroxyapatite and study of ultrasound behavior of aqueous media

Iconaru, S. L., Motelica-Heino, M., Guegan, R., Predoi, M. V., Prodan, A. M. & Predoi, D., 2018 Aug 3, In : Materials. 11, 8, 1350.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2017

Adsorption of diclofenac onto organoclays: Effects of surfactant and environmental (pH and temperature) conditions

De Oliveira, T., Guégan, R., Thiebault, T., Milbeau, C. L., Muller, F., Teixeira, V., Giovanela, M. & Boussafir, M., 2017 Feb 5, In : Journal of Hazardous Materials. 323, p. 558-566 9 p.

Research output: Contribution to journalArticle

59 Citations (Scopus)

Advances in Functionalized Materials Research 2016

Predoi, D., Motelica-Heino, M., Guegan, R. & Le Coustumer, P., 2017 Jan 1, In : Journal of Nanomaterials. 2017, 1269319.

Research output: Contribution to journalEditorial

Evaluation of vulcanization nanoactivators with low zinc content: Characterization of zinc oxides, cure, physico-mechanical properties, Zn2+ release in water and cytotoxic effect of EPDM compositions

Gujel, A. A., Bandeira, M., Menti, C., Perondi, D., Guegan, R., Roesch-Ely, M., Giovanela, M. & Crespo, J. S., 2017 Jan 1, (Accepted/In press) In : Polymer Engineering and Science.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Mineralization and Preservation of an extremotolerant Bacterium Isolated from an Early Mars Analog Environment

Gaboyer, F., Le Milbeau, C., Bohmeier, M., Schwendner, P., Vannier, P., Beblo-Vranesevic, K., Rabbow, E., Foucher, F., Gautret, P., Guegan, R., Richard, A., Sauldubois, A., Richmann, P., Perras, A. K., Moissl-Eichinger, C., Cockell, C. S., Rettberg, P., Marteinsson, Monaghan, E., Ehrenfreund, P. & 7 others, Garcia-Descalzo, L., Gomez, F., Malki, M., Amils, R., Cabezas, P., Walter, N. & Westall, F., 2017 Dec 1, In : Scientific Reports. 7, 1, 8775.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Organic matter and clay interaction in a meromictic lake: Implications for source rock OM preservation (Lac Pavin, Puy-de-Dôme, France)

Mahamat Ahmat, A., Boussafir, M., Le Milbeau, C., Guégan, R., De Oliveira, T. & Le Forestier, L., 2017 Jul 1, In : Organic Geochemistry. 109, p. 47-57 11 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Structure and Dynamics of Nonionic Surfactant Aggregates in Layered Materials

Guégan, R., Veron, E., Le Forestier, L., Ogawa, M. & Cadars, S., 2017 Sep 26, In : Langmuir. 33, 38, p. 9759-9771 13 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)
2016

Carbon Nanotubes-Hydroxyapatite Nanocomposites for an Improved Osteoblast Cell Response

Constanda, S., Stan, M. S., Ciobanu, C. S., Motelica-Heino, M., Guégan, R., Lafdi, K., Dinischiotu, A. & Predoi, D., 2016 Jan 1, In : Journal of Nanomaterials. 2016, 3941501.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Clayey-sand filter for the removal of pharmaceuticals from wastewater effluent: Percolation experiments

Thiebault, T., Boussafir, M., Guégan, R., Le Milbeau, C. & Le Forestier, L., 2016 Jan 1, In : Environmental Science: Water Research and Technology. 2, 3, p. 529-538 10 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Competitive adsorption of a pool of pharmaceuticals onto a raw clay mineral

Thiebault, T., Boussafir, M., Le Forestier, L., Le Milbeau, C., Monnin, L. & Guegan, R., 2016 Jan 1, In : RSC Advances. 6, 69, p. 65257-65265 9 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Confinement of a nonionic surfactant membrane within a montmorillonite as a new way to prepare organoclay materials

Guégan, R. & Giovanela, M., 2016 Nov 1, In : Materials Research. 19, 6, p. 1324-1328 5 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Coupled Organoclay/Micelle Action for the Adsorption of Diclofenac

De Oliveira, T. & Guégan, R., 2016 Sep 20, In : Environmental Science and Technology. 50, 18, p. 10209-10215 7 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Magnetite (Fe3O4) nanoparticles as adsorbents for As and Cu removal

Iconaru, S. L., Guegan, R., Popa, C. L., Motelica-Heino, M., Ciobanu, C. S. & Predoi, D., 2016 Dec 1, In : Applied Clay Science. 134, p. 128-135 8 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Organic matter-clay interaction along a seawater column of the Eastern Pacific upwelling system (Antofagasta bay, Chile): Implications for source rock organic matter preservation

Mahamat Ahmat, A., Boussafir, M., Le Milbeau, C., Guegan, R., Valdès, J., Guiñez, M., Sifeddine, A. & Le Forestier, L., 2016 Feb 20, In : Marine Chemistry. 179, p. 23-33 11 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Sandwich organization of non-ionic surfactant liquid crystalline phases as induced by large inorganic K4Nb6O17 nanosheets

Guégan, R., Sueyoshi, K., Anraku, S., Yamamoto, S. & Miyamoto, N., 2016 Jan 1, In : Chemical Communications. 52, 8, p. 1594-1597 4 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Structural and biological assessment of zinc doped hydroxyapatite nanoparticles

Popa, C. L., Deniaud, A., Michaud-Soret, I., Guégan, R., Motelica-Heino, M. & Predoi, D., 2016 Jan 1, In : Journal of Nanomaterials. 2016, 1062878.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Zinc-rich clays in supergene non-sulfide zinc deposits

Choulet, F., Buatier, M., Barbanson, L., Guégan, R. & Ennaciri, A., 2016 Apr 1, In : Mineralium Deposita. 51, 4, p. 467-490 24 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)