RESUME
IDRISS BEDJA, Ph.D
Address:
King Saud University Housing (Dareea)
Bld 11 Flat 6, Riyadh
Tel:
468 4042 / Mobile 0503110316
Family status: Married, 3 children
EDUCATIONAL BACKCROUND:
1991- 1996
Ph. D. in Biophysics
Universite du Quebec a Trois-Rivieres, Trois-Rivieres QC, G9A-5H7, Can.
Project supervisor: Dr: Surat Hotchandani
Thesis: Photophysics and Photoelectrochemistry Studies on Nanocrystalline
Semiconductor Systems. Mechanistic studies of Photosensitization and
Modulation of Electron Transfer Kinetics.
Summer
Research Carried out at Radiation Laboratory, University of Notre Dame,
1994
IN. USA with Dr Prashant V. Kamat under the Edward G. Weston
Fellowship of The Electrochemical Society, USA.
Summers
Three months working at the laboratory of Dr. Prashant V. Kamat
1992 & 1993 at Radiation Laboratory, University of Notre Dame, IN, USA, on the
development of novel photovoltaic devices for solar energy harvesting.
1988 -1991
MSc in Physics (Physics of Surfaces)
Universite Laval, Sainte-Foy, Quebec, Canada
Thesis: ‘’Study of the Electronic Promotion of Submonolayer Potassium on the
Oxidation of Silicon (100) using Electron Spectroscopies (AES, XPS)".
Autumn
Three months intensive English course
1987
University of Concordia, Montreal, QC. Canada.
1982 - 1986
B.Sc. in Physics (Option: Electronics)
Universite de Science et de Technologie Houari Boumediene,
Algiers, Algeria.
1979 - 1982
High school degree in Technical Mathematics
Lycee Technique of Algiers, Algeria.
1980 - 1984
Electronic correspondence course with EURELEC,
Dijon, France in Radio, TV, HI-FI etc.....
FELLOWSHIPS AND GRANTS RECEIVED:
1- Algerian Govemment Scholarship for Master in Physics (1987).
2- The Edward G. Weston (Laureate) 1994 Summer Fellowship of The
Electrochemical Society, USA.
3. Alexander Von Humboldt Fellowship for postdoctoral position in
Germany 1995.
WORK EXPERIENCE:
Sep. 2001
Assistant professor at King Saud University, Department of
- present
Optometry.
Sep. 2000
Assistant professor at King Saud University, Department of
- June 2001
Biomedical Technology.
Sep. 1999
Assistant professor at Riyadh College of Technology,
- June 2000
Aug. 1998
Postdoct at INRS-Energie, Montreal, Quebec, Canada.
-Aug. 1999
Nov. 1996
Postdoct at Würzburg University, Germany. (under Alexander V.
Jul. 1998
Humboldt fellowship.)
April 1994-
Research Associate
March 95
Radiation Laboratory, University of Notre Dame, Indiana, USA.
Sep. 1991 - Apr.
Research Associate/Graduate Student (Ph.D)
1994; Apr. &
Universite du Quebec ä Trois-Rivieres, QC., Canada
1995-Oct. 96
.
Jan-Apr. 1990
Demonstrator in Solid State Physics Course Universite Laval,
Sainte-Foy, Quebec, Canada.
1986-1987
Lecturer in Physics and Chemistry Lycee Amara-Rachid (High
School), Algiers, Algeria.
MEMBERSHIPS:
·
Alexander Von Humboldt Organization, Bonn, Germany.
·
Electrochemical Society Inc. NJ, USA. (1994-1996)
·
ACFAS, Quebec, Canada. (1991-1996)
EXPERIMENTAL TECHNIQUES MOST USED:
*
Auger Electron Spectroscopy (AES).
*
X Ray Induced Photoelectrons Spectroscopy (XPS).
*
Nanosecond & Picosecond Laser Flash Photolysis.
*
Time Resolved Microwave Absorption Technique .
*
Steady state & Time Resolved Emission Spectroscopy.
PUBLICATIONS:
1 Constantin Czekelius, Michael Hilgendorff, Czekilius C. ; Hilgendorff M. ;
Spanhel L. ; Bedja I. ; Lerch M. ; Muller G. ; Bloech U. ; Su D.-S. ; Giersig M: ’’A
Simple Colloidal Route to Nanocrystalline ZnO/CuInS2 Bilayers’’ Advanced
Materials, Vol. 11, 1999, Pages 643-
2 Idriss Bedja, Surat Hotchandani and Prashant V. Kamat, " Photosensitization of
Composite Metal Oxide Semiconductors based Nanocrystalline Films", Ber.
Bunsenges Phys. Chem. 101 (11), 1997.
3 Idriss Bedja, , and Prashant V. Kamat, Xiao Hua, A. G. Lappin, Surat Hotchandani"Photosensitization of Nanocrystalline Zn0 Films by Ru(2,2'-bipyridine4,4'dicarbo-xylic acid)2 ruthenium (II)“, Langmuir 13, 8, 2398-2403, 1997
4 Idriss Bedja, P.V. Kamat, and S. Hotchandani, "Electrochemical induced
Fluorescence quenching and photocelectrochemical behavior of chlorophyll amodified SnO2 films", J. Appl. Phys., 80(8), 4637-43 (1996).
5 Idriss Bedja, Surat Hotchandani and Prashant V. Kamat, "Fluorescence and
Photoelectrochemical Behavior of Chlorophyll-a Adsorbed on a Nanocrystalline
Sn02 Film", J. Appl. Phys. 80, 8, 8879-86, 1996.
6 K. Vinodgopal, Idriss Bedja and Prashant V. Kamat, "Nanostructured Semiconductor Films for Photocatalysis. Photoelectrochernical Behavior of SnO2-Ti02
Composite Systems and its Role in Photocatalytic Degradation of a Textile Azo
Dye", Chem. Mater. 8 (8), 2180-87, 1996.
7 Idriss Bedja, Surat Hotchandani and Prashant V. Kamat 'Transient absorption
spectroscopy of Nanostructured Semiconductor Films at Controlled Potentials. An
in situ Spectroelec-trochemical Investigation of Photosensitization Process", J.
Electroanal. Chem. 401, 237-241, 1996.
8 Prashant V. Kamat, Idriss Bedja, Chouhaid Nasr and Surat Hotchandani, ‘’
Revealing the Mysteries of Nanocrystalline Semiconductor Thin-Film Based
Photoelectrochemical Solar Cells’’, in Abstract of papers of the American
Chemical Society, Vol. 211, Issue Mar., pp 137-PHYS., 1996.
9 Prashant V. Kamat, Idriss Bedja, and K. Vinodgopal ”Photoinduced charge transfer
processes in semiconductor heterostructures. Capped vs. coupled systems.", Fine
Particles Science and Technology from Micro to Nanoparticles. Ezio Pelizzetti
(ed.), Kluwer Academic Publ., Dordrecht, The Netherlands, 1996, p.303-16
10 Prashant V. Kamat, Idriss Bedja, Surat Hotchandani and Larry K. Patterson,
"Photosensitization of Nanocrystalline Semiconductor Films. Modulation of
Electron Transfer between Excited Ruthenium Complex and Sn02 Nanocrystallites
with an extemally Applied Bias", J. Phys. Chem. 100, 4900-08, 1996.
11 Idriss Bedja and Prashant V. Kamat "Capped Semiconductor Colloids: Synthesis,
Characterisation
and
Photoelectrochemical
Behavior
of
Ti02
Capped
Sn02
Nanocrystallites", J. Phys. Chem. 99, 9182-88, 1995.
12 Idriss Bedja, Surat Hotchandani and Prashant V. Kamat, "Preparation and Photoelectrochermical Characterisation of Transparent Sn02 Semiconductor Colloid Films and
their Sensitization with Ru(2,2'-bipyridine-4,4'-dicarboxylic acid)2+, J. Phys. Chem., 98,
4133-40, 1994.
13 Idriss Bedja, Surat Hotchandani, Robert Carpentier, Richard W. Fessenden and
Prashant V. Kamat, "Chlorophyll-b-Modified Nanocrystalline Sn02 Semiconductor
Thin Films for Developing Photosensitive Electrode Materials", J. Appl. Phys.,75
(10), 5444-46, 1994.
14 Idriss Bedja, Surat Hotchandani and Prashant V. Kamat, "Photoinduced Charge
Transfer Between Carbon and Semiconductor Clusters. One Electron Reduction of
C60 in Colloi-dal Ti02 suspensions", J. Phys. Chem., 98, 9137-42, 1994
15 K. Vinodgopal, Idriss Bedja, Surat Hotrhandani and Prashant V. Kamat, "A
Photocatalytic Approach for the Reductive Decolorization of textiles Azo Dyes in
Colloidal Semi-conductor Suspensions“, Langmuir, 17,10,1767-71 1994.
16 Prashant V. Kamat, Idriss Bedja and Surat Hotchandani, 'Photoinduced Charge
Transfer between Fullerenes and Ti02 Semiconductor Colloids", in Recent
Advances in the Chemistry and Physics of Fullerenes and Related Materials, ed. K.
M. Kadish and R. S. Ruoff. Pennington, New Jersey, The Electrochemical
Society Inc.:. 1994, p. 964-975.
17 Idriss Bedja, Surat Hotchandani, Robert Carpentier, K. Vinodgopal and Prashant
V. Kamat "Electrochromic and Photoelectrochemical Behavior of Thin W03 Films
Prepared from Quantized Colloidal Particles", Thin Solid Films 247, 195, 1994.
18
Surat Hotchandani, Idriss Bedja, Richard W Fessenden and Prashant V. Kamat,
'Electrochromic and Photoelectrochromic Behavior Of Thin W03 films Prepared from
Ultra-small Colloidal Particles", Langmuir, 10, 17-22, 1994.
19
Idriss Bedja, Surat Hotchandani and Prashant V. Kamat, "Photoelectrochemistry
Of Quantized W03 Colloids. Electron Storage, Elctrochromic and Photoelectrochromic effects", J. Phys. Chem. 97, 11064-70, 1993.
PAPERS PRESENTED AT CONFERENCES:
1.
Joachim Leeb, Michael Hilgendorff, Idriss Bedja, Lubomir Spanhel, Gerd. Müller, V.
Gebhardt and D. Haarer, " Electroluminescence and Photoconductivity of Layered
Hybrides Build Up of Nanosized II-VI-Semiconductor Crystallites ", presented
at the twelve International Conference of Photochemical Conversion And Storage
of Solar Energy, August 9-14, 1998, Berlin, Germany.
2
Idriss Bedja, Surat Hotchandani and Prashant V. Kamat, " Photosensitization of
Composite Metal Oxide Semiconductors based Nanocrystalline Films", presented at the
96th Annual Meeting of the Deutsche Bunsen-Gesellschaft für Physikalische Chemie in
Darmstadt, May 8th to 10th, 1997
3
Prashant V. Kamat, Idriss Bedja, Surat Hotchandani and K. Vinodgopal, "Modulation of
Charge Injection in Nanostructured Semiconductor Thin Films. An insight into the
Mechanism of Photosensitization", presented at the Electrochemical Society Meeting,
October 1995, Chicago, Illinois.
4
Idriss Bedja, Surat Hotchandani, Di Liu, Richard W. Fessenden and Prashant V. Kamat
"Nanocrystalline Semiconductor Thin Films as Novel Electrode Material for
Photoelecrochemical Cells", presented at the Tenth Intemational Conference On
Photochemical Conversion And Storage of Solar Energy, July 24-29, 1994, Interlaken,
Switzerland.
5
Idriss Bedja, Surat Hotchandani, Robert Carpentier, Richard W. Fessenden and Prashant
V. Kamat ' Photoelectrochemistry of Chlorophyll b coated on nanocrystalline Sn02
semiconductor films", presented at
the Tenth International Conference On
Photochemical Conversion And Storage of Solar Energy, July 24-29, 1994, Interlaken,
Switzerland.
6
Idriss Bedja, Surat Hotchandani and Prashant V. Kamat, "Naked and Surface-Modified
Thin Sn02 Semiconductor Colloid Films for the Photoelectrochemical Conversion of
Light Energy", presented at American Chemical Society Meeting, March 1994, San
Diego, California.
7
Idriss Bedja, Chouhaid Nasr, Surat Hotchandani and Prashant V. Kamat, "Preparation
et Caracterisation des Films Minces a Semiconducteurs Colloidaux Sn02", presented at
"62e Congres de l'ACFAS, May 16-20, 1994, Montreal, Quebec, Canada.
8
Prashant V. Kamat, Di Liu, Idriss Bedja and Surat Hotchandani, "Photoelectrochermical
Behavior Of Thin Semiconductors Films", presented at 183rd Electrochemical Society
Meeting", May 16-21,1993, Honollulu (Hawai).
9
Idriss
Bedja,
Surat
Hotchandani
and
Prashant
V.
Kamat,
"Comportement
Electrochromique des Films Minces Prepares a partir de Particules Ultra-petites de
Semiconducteurs Colldidaux W03", presented at "61e Congres de l'ACFAS, May 17-21,
1993, Rimouski, Quebec, Canada..
10
Idriss Bedja, Surat Hotchandani and Prashant V. Kamat, "Photo- And Electrochromic
Behavior And Photoelectrochemistry Of Thin W03 Films Prepared from Ultrasmall
Colloidal Semiconductor Particles", presented at Sixth International Conference on
Organized Molecular Films, July 4-9, 1993, Trois-Riviems, Qc., Can.
11
Idriss Bedja, Denis Roy and Alain Adnot, "Etude de la Promotion Electronique
des Sous-Monocouches de Potassium sur l'Oxydation du Silicium (100) par
spectroscopies electroniques (AES, XPS)". presented at "58e Congres de de
l'ACFAS, May, 1990, Quebec, Quebec, Canada.