Photochemistry
Unit Code ASC 14
Credits 5
Prerequisites ASC 1 to 10
TEACHING STAFF Prof. M. Nowakowska, Dr. Mariusz Kępczyński, Dr. Krzysztof Szczubiałka, Prof. G. Stochel, Dr. Wojciech Macyk, Dr. Konrad Szaciłowski

COURSE DESCRIPTION: This course deals with selected aspects and tools of modern photochemistry in solution and solid state. Combination of lectures with carefully selected practical exercises should give students good basic understanding of photochemical processes, their mechanisms and usefulness of photomaterials.

PART I: Inorganic photochemistry (Prof. G. Stochel, Dr. Wojciech Macyk, Dr. Konrad Szaciłowski)Fundamental photochemical laws. Techniques used in studies on mechanisms of photochemical reactions (continuous and flash photolysis, quantum yield measurements, photoelectrochemistry, spectroelectrochemistry). Photochemical reactions of coordination compounds. Mechanisms of selected photochemical processes (photoinduced charge and energy transfer, photosensitization, photocatalysis and others) in biology, medicine, environmental protection, industry. Semiconductor photocatalysis.

PART II: Photoactive polymers and antenna systems (Prof. M. Nowakowska, Dr. Mariusz Kępczyński, Dr. Krzysztof Szczubiałka) The photochemical reactivity of microheterogeneous systems. Applications as light harvesting and antenna systems, photocatalytic centers useful in environmental protection and medicine, photomaterials, etc. Photoreactions in synthetic polymers and biopolymers. Photopolymerization: photoinitiators and mechanism. Application of photopolymerization. Cross-linking processes initiated by light. Photoactive polymers, negative and positive photoresists. Photolithography.

OBJECTIVE OF THE COURSE:
The aims of this unit are:

INTENDED LEARNING OUTCOMES:

After completing this unit students should be able to propose a method suitable for mechanistic studies of a particular homogeneous or heterogeneous photochemical system as well as suggest the type of photomaterial for a specific application

TEACHING AND LEARNING ACTIVITIES:

TERM NAME L S/E P
3 Photochemistry 15 0 45
Part I : Inorganic photochemistry 7 0 23
Part II : Photoactive polymers and antenna systems 8 0 22

Student centered learning: 70 hours; Total student effort: 130 hours

LANGUAGE OF INSTRUCTION: English

RECOMMENDED READING:

1. N. J. Turro, Modern Molecular Photochemistry, University Science Books, Mill Valley, California, 1991
2. J. P. Simons, Photochemistry and Spectroscopy, Wiley, 1971
3. J. E. Guillet, Polymer Photophysics and Photochemistry, Cambridge University Press, 1987
4. K. Kalyanasundaram, Photochemistry in Microheterogeneous Systems, Academic Press, 1987
5. J. G. Calvert, J. N. Pitts, Photochemistry, Wiley & Sons, New York, 1966
6. N. Serpone, E. Pelizzetti (Eds.), Photocatalysis. Fundamentals and Applications, Wiley, New York, 1989
7. A. L. Linsebigler, G. Lu, J. T. Yates Jr., Chem. Rev. 1995, 95, 735
8. K. Szaciłowski, W. Macyk, A. Drzewiecka-Matuszek, M. Brindell, G. Stochel, Chem. Rev. 2005, 105, 2647

SCHEDULE AND LEARNING METHOD:

Part I: Inorganic photochemistry:

Weeks Type Duration Course description
1 L 1 Fundamental photochemical laws
2 L 1 Techniques used in photochemistry
3 P 8 Laser pulse photolysis in studies of mechanisms of photochemical reactions
4 L 2 Photochemical reactions of coordination compounds
5 L 2 Mechanisms of selected photochemical processes
6 P 7 Photosubstitution and photoredox reactions of nitrosyl complexes
7 L 1 Heterogeneous photocatalysis
8 P 8 Photoelectrochemistry of broad band-gap semiconductors

Part II: Photoactive polymers and antenna systems:

Weeks Type Duration Course description
9 L 2 Photochemistry in microheterogeneous systems, polymeric antenna and photocatalytic systems
10 L 2 Photoreactions in synthetic polymers and biopolymers
11 L 2 Photopolymerization, photoinitiators and mechanism
12 L 2 Photocrosslinking processes. Photolithography
13 P 7 Determination of the aggregation number of surfactants using fluorescence probe technique
14 P 8 Photochromism and solvatochromism
15 P 7 Photoisomerization of chalcone

ASSESSMENT:

Test examination (70%) and practicals evaluation (30%)

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