"Gheorghe Asachi" Technical University of Iasi

Faculty of Chemical Engineering and Environmental Protection
     

Project Title:

NANOSTRUCTURED MATERIALS WITH HIGH ADSORPTION CAPACITIES FOR REMOVAL AND RECOVERY OF HEAVY METALS FROM INDUSTRIAL WASTEWATER

◄   HELPWATER   ►

 

 

SUPPORT MEASURES IN THE FRAME OF THE BILATERAL COOPERATION ACTIVITIES sponsored by:

 

MINISTRY OF EDUCATION, RESEARCH AND YOUTH
NATIONAL AUTHORITY FOR SCIENTIFIC RESEARCH (ANCS)
Capacitati - modul III, nr. 80/2008
Project value:     145 778 RON
 

PARTNERS:

"GHEORGHE ASACHI" TECHNICAL UNIVERSITY OF IASI
Project manager: Professor Gabriela Carja

TSHWANE UNIVERSITY OF TECHNOLOY
Project manager: Professor Maurice Onyango

 

 

Project objectives:

- Create new advanced self organized nanostructured materials with high adsorption capacities
- Generate/produce new results concerning adsorption and disseminating them through conferences and/or publications.
- Generate new knowledge regarding the materials textural self-organization at nano-scale level.
- Provide results in remedying heavy metals contaminated industrial wastewater.
- To train researchers from Romanian and South Africa in a high level scientific environment; to exchange scientific ideas and experience between researchers of our countries.

 

 

Project teams:

  Romanian team:
Dr. Gabriela CARJA
Dr. Margareta Gabriela CIOBANU
Dr. Nicolae APOSTOLESCU
Dr. Gabriela Antoaneta APOSTOLESCU
Dr. Simona RATOI

Ph.D. student Sofronia DRANCA
Ph.D. student Elena HUSANU
Ph.D. student Gabriela LEHUTU

 South Africa team:
Dr. Maurice S. Onyango
Dr. Ochieng Aoyi
M. Sc. Taile Yvonne Leswifi
M.Sc. Nomcebo Hadebe
M. Sc. Katlego Setshedi
M.Sc. Mashudu Mandiwana

 

 

Research plan activity

Research Activity
 Location of Research Activity Proposed Duration
Preparation and physical - chemical characterization (FTIR-TG-DTG-DTA, SEM, XRD) of:
1. layered double hydroxides (LDHs) matrices with mesoporous properties
2. nanoparticles of metal oxides supported on self-organized porous LDHs matrices.
3. supported LDHs porous clays with magnetic features; carbon –LDHs and polymer -LDHs

Romanian group

October 2008 - December 2008
Report I Tshwane University of Technology (TUT) and Romanian group November 2008 - December 2008
Batch Adsorption experiments using single ion and multicomponent metalic anions aqueous solutions TUT group December 2008 - June 2009
Characterization used nanostructured adsorbents TUT group May 2009 - July 2009
Studies of the textural properties of previous nanostructured materials as a function of the synthetic clay "memory effect".
Synthesis of hybrid materials, Type LDHs-Carbon or LDHs polymer.		 Romanian group July 2009 - December 2009
Sample collection and wastewater characterization TUT group July 2009 - August 2009
Fixed-bed sorption TUT group August 2009 - March 2010
Report II TUT and Romanian group November 2009 - March 2010
Sorption-magnetic separation TUT group March 2010 - December 2010
Final Report TUT and Romanian group March 2010 - December 2010

 

 

Project Results:

1. Development of Co-Joint MSc thesis in South African team (M. Sc. Taile Yvonne Leswifi)
Title: Removal of lead, fluoride and chromium from water using metal oxide nanostructured adsorption media.

2. Development of Co-Joint Ph.D. thesis in Romanian team (Ph. D. Sofronia Dranca).
Title: Studies and research by using LDH - like materials.

 

 

Conjoint published and/or communicated results supported by the contract:

S. Katlego, M. S. Onyango, F. Otieno, G. Carja, Simona Nichitus
Removal Of Heavy Metals From Aqueous Solution Using Hydrotalcite-Like Nanostructured Materials
Full paper appeared online: http://www.ewisa.co.za/literature/files/152_105%20Setshedi.pdf.
Water Institute of South Africa (WISA) 2010 Biennial Conference & Exhibition, Durban, South Africa, June 2010

G. Carja, S. Dranca, G. Ciobanu,M. Onyango, Simona Nichitus, I. Balasanian
 Porous Matrices of Anionic Clays for the Efficient Removal of Heavy Metals from Water.
5th International Conference on Environmental Engineering and Management, September 15 - 19, 2009, Tulcea, Romania.

G. Lehutu, G. Ciobanu, M. Onyango, M. Mureseanu, G. Carja
Nanoparticles of iron oxides on iron containing anionic clays as self assembled nanostructures: studies of their surface characteristics.
4th International Conference on Molecular Materials Molmat 2010, Montpellier France, July 2010.

D. Otieno, M. Onyango, G. Carja
Application of Engineered Nanoparticles in Contaminants Removal from Water
Annual International Conference Of Moi University, Kenya, 7 - 9 September 2010.

G. Carja, A. Nakajima, S. Dranca, C. Dranca, S. Okada
TiO2/ZnLDH as a Self-Assembled Nanocomposite with Photoresponsive Properties
J. Phys. Chem. C 2010, 114(35), 14722 - 14728.

 

 

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