Nanosized Metallic Catalysts Prepared in Controlled Local Environments of Mesostructured Hosts for Fine Chemical Syntheses

Research articles:

1. Carmen Ciotonea, Brindusa Dragoi, Adrian Ungureanu, Alexandru Chirieac, Sabine Petit, Sebastien Royer, Emil Dumitriu, Nanosized transition metals in controlled environments of phyllosilicate–mesoporous silica composites as highly thermostable and active catalysts, Chem. Commun., 49 (2013) 7665-7667; F.I. = 6.378.

2. Constantin Rudolf, Brindusa Dragoi, Adrian Ungureanu, Alexandru Chirieac, Sebastien Royer, Alfonso Nastro, Emil Dumitriu, NiAl and CoAl Materials Derived from Takovite-like LDHs and Related Structures as Efficient Chemoselective Hydrogenation Catalysts, Catal. Sci. Technol., (2013) DOI: 10.1039/C3CY00611E F.I. = 3.753.

Contributions to the international scientific meetings:

1. A. Ungureanu, B. Dragoi, A. Chirieac, C. Ciotonea, S. Royer, D. Duprez, E. Dumitriu Effect of chemical composition on the structure evolution and catalytic performance of Ni-Cu/SBA-15 materials, International Symposium of The Romanian Catalysis Society RomCat, May 29-31, 2013, Cluj-Napoca, Romania.

2. A. Chirieac, A. Ungureanu, B. Dragoi, C. Rudolf, C. Ciotonea, E. Dumitriu, Hybrid P123/SBA-15 materials as effective supports for copper catalysts, International Symposium of The Romanian Catalysis Society RomCat, May 29-31, 2013, Cluj-Napoca, Romania.

3. I. Mazilu, A. Ungureanu, B. Dragoi, C. Catrinescu, S. Royer, E. Dumitriu, Synthesis by “pH adjusting method” and physico-chemical characterization of iron-containing mesoporous SBA-15 materials, International Symposium of The Romanian Catalysis Society RomCat, May 29-31, 2013, Cluj-Napoca, Romania.

4. A. Ungureanu, B. Dragoi, C. Ciotonea, A. Chirieac, C. Rudolf, S. Royer, D. Duprez, E. Dumitriu, Effect of the Preparation Method on the Structural and Catalytic Properties of Copper Nanoparticles Supported on Mesoporous SBA-15 Silica, EuropaCat, September 01-06, 2013, Lyon, France.

Contributions to the international scientific meetings:

1. C. Rudolf, I. Mazilu, A. Chirieac, C. Ciotonea, A. Ungureanu, B. Dragoi, S. Royer, E. Dumitriu, Copper Catalysts Supported on Ordered Mesoporous Silica-Alumina for Chemoselective Hydrogenation of Cinnamaldehyde, 30ème réunion du Groupe Français des Zéolithes, March 19-21, 2014, Ile de Ré, France;

2. I. Mazilu, A. Ungureanu, A. Chirieac, B. Dragoi C. Catrinescu, S. Royer, S. Petit, E. Dumitriu, A two-step approach to synthesize iron-containing mesoporous SBA-15 materials, 30ème réunion du Groupe Français des Zéolithes, March 19-21, 2014, Ile de Ré, France;

3. C. Ciotonea, B. Dragoi, A. Ungureanu, S. Petit, S. Royer, E. Dumitriu, Highly dispersed TM oxide in mesoporous materials through melt infiltration method. Towards the genesis of highly active metallic catalyst, 7th International Symposium Nanoporous Materials, June 22 – 25, 2014, Niagara Falls, Canada;

4. C. Rudolf, I. Mazilu, A. Chirieac, B. Dragoi, A. Ungureanu, A. Mehdi, E. Dumitriu, Copper nanoparticles Supported on Polyether-Functionalized Mesoporous Silica. Synthesis and Application as Catalyst for CInnamaldehyde Hydrogenation, 2nd International Conference on Chemical Engineering, November 5 - 8, 2014, Iași, Romania.

Research articles:

Rudolf, C; Mazilu, I; Chirieac, A; Dragoi, B; Abi-Ghaida, F; Ungureanu, A; Mehdi, A; Dumitriu, E, Copper Nanopartciles Supported on Polyether-functionalized Mesoporous Silica. Synthesis and Application as Hydrogenation Catalysts, Environ. Eng. Manag. J., 14 (2015) 399-408; F.I. = 1.065

Rudolf, C; Abi-Ghaida, F; Dragoi, B; Ungureanu, A; Mehdi, A; Dumitriu, E, An efficient route to prepare highly dispersed metallic copper nanoparticles on ordered mesoporous silica with outstanding activity for hydrogenation reactions, Catal. Sci. Technol., 5 (2015) 3735-3745; F.I. = 5.426

Alexandra Sasu, Brindusa Dragoi, Adrian Ungureanu, Sébastien Royer, Emil Dumitriu, Vasile Hulea, Selective conversion of styrene oxide to 2-phenylethanol in cascade reactions over non-noble metal catalysts, Catal. Sci. Technol., (2015) DOI: 10.1039/C5CY00779H; F.I. = 5.426

Dragoi, B, Ungureanu, A.; Ciotonea, C., Chirieac, A.; Petit, S.; Royer, S.; Dumitriu, E., Controlling the distribution of cobalt (oxide) nanoparticles in SBA-15 scaffolds by impregnation to achieve high performance hydrogenation catalysts., MMM, 2015; DOI: 10.1016/j.micromeso.2015.11.028, F.I. = 3.453

Contributions to the international scientific meetings:

Brindusa Dragoi, Adrian Ungureanu, Alexandru Chirieac, Carmen Ciotonea, Sebastien Royer, Emil Dumitriu, Co/SBA-15 Materials as Chemoselective Catalysts for the Hydrogenation of C=O Bond in Unsaturated Aldehydes, ICEEM 08, Iasi, Romania, September 09-12, 2015

Alexandru Chirieac, Carmen Ciotonea, Brindusa Dragoi, Adrian Ungureanu, Sebastien Royer, Emil Dumitriu, Effect of Local Environment on the Catalytic Properties of Bimetallic CuNi Nanoparticles Supported on LDH and Mesoporous Supports, ICEEM 08, Iasi, Romania, September 09-12, 2015

Adrian Ungureanu, Brindusa Dragoi, Alexandru Chirieac, Carmen Ciotonea, Irina Mazilu, Constantin Rudolf, Sebastien Royer, Emil Dumitriu, Nanosized Copper Catalysts Supported on Ordered Mesoporous Silica: Synthesis and Application in Hydrogenation Reactions, ICEEM 08, Iasi, Romania, September 09-12, 2015

C. Ciotonea, B. Dragoi, A. Ungureanu, A. Chirieac, S. Petit, S. Royer, E. Dumitriu Transition metal nanoparticles derived from phyllosilicates stabilized on SBA-15 mesoporous silica as efficient catalysts, Euroclay2015, Edinburgh United Kingdom, July 5-10, 2015

Research articles:

1. Dragoi, B, Ungureanu, A.; Ciotonea, C., Chirieac, A.; Petit, S.; Royer, S.; Dumitriu, E., Controlling the distribution of cobalt (oxide) nanoparticles in SBA-15 scaffolds by impregnation to achieve high performance hydrogenation catalysts., Microporous and Mesoporous Mater., 224 (2016) 176-189; F.I. = 3.453
2. Chirieac, A.; Dragoi, B, Ungureanu, A.; Ciotonea, C., Mazilu, I.; Royer, S.; Mamede, A-S.; Rombi, E.’ Italo, F.; Dumitriu, E., Facile synthesis of highly dispersed and thermally stable copper-based nanoparticles supported on SBA-15 occluded with P123 surfactant for catalytic applications, J. Catal., 339 (2016) 270-283; F.I. = 7.354

Contributions to the international scientific meetings:

1. Irina Mazilu, Alexandru Chirieac, Carmen Ciotonea, Adrian Ungureanu, Brindusa Dragoi, Sabine Petit, Sebastien Royer, Emil Dumitriu, Ordered Mesoporous Silica-Alumina as Effective Support for Copper Nanoparticles with Applications in Hydrogenation Reactions, Indo-French Symposium 2016 ’Catalysis for Sustainable and Environmental Chemistry, Lille, Romania, iunie 27-30, 2016
2. Alexandru Chirieac, Brindusa Dragoi, Adrian Ungureanu, Carmen Ciotonea, Sebastien Royer, Emil Dumitriu, Encapsulation of cobalt based nanoparticles into micro- and mesopores of SBA-15 silica, 17th Nordic Symposium on Catalysis, Lund, Suedia, iunie 14-16, 2016
3. Irina Mazilu, Brindusa Dragoi, Fatima Abi-Ghaida, Alexandru Chirieac, Adrian Ungureanu, Ahmad Mehdi, Emil Dumitriu, Synthesis of highly dispersed copper nanoparticles on ordered mesoporous silica with high activity and selectivity for the hydrogenation of cinnamaldehyde, 17th Nordic Symposium on Catalysis, Lund, Suedia, iunie 14-16, 2016