February 6, 2014
HW4 PCS701 2014 KEYS.doc
A. N. Tarnovsky
Problem 1
The figure shows internuclear configurations for cases a), b) and c). Draw the shapes of
absorption spectra making the use of the Franck-Condon principle. Assume that the
spectrum broaden

February 6, 2014
HW4 PCS701 2014.doc
A. N. Tarnovsky
Problem 1
The figure shows internuclear configurations for cases a), b) and c). Draw the shapes of
absorption spectra making the use of the Franck-Condon principle. Assume that the
spectrum broadening i

February 15, 2014
HW6 PCS701 2014.doc
A. N. Tarnovsky
Problem 1
Suppose you wish to determine the concentration of a 10-4 M solution of rhodamine B, which
has an absorption cross-section of 4.08 10-16 cm2 at 590 nm. You use the cell with the path
length 1

February 11, 2014
HW5 PCS701 2014 keys.doc
A. N. Tarnovsky
Problem 1
The ground electronic state of the compound RG has zero point energy of 750 cm-1. Calculate
the intensity of the =1 (ground electronic state) =0 (excited electronic state) hot absorption

February 11, 2014
HW5 PCS701 2014 keys.doc
A. N. Tarnovsky
Problem 1
The ground electronic state of the compound RG has zero point energy of 750 cm-1. Calculate
the intensity of the =1 (ground electronic state) =0 (excited electronic state) hot absorption

February 4, 2014
HW3 PCS701 2014.doc
A. N. Tarnovsky
Problem 1
The paper by Frank-Kamenetskii and Lukashin (Sov. Phys. U., 1976) is one the best reviews
on vibronic spectra in polyatomic molecules, which is one of the main topic of the exam 1.
Reading thi

SYLLABUS
PCS 701 - PHOTOCHEMISTRY AND PHOTOPHYSICS 1 SPRING 2014
Instructor:
Alexander N. Tarnovsky
atarnov@bgsu.edu
PSLB, #309
TA
Veniamin A Borin
vborin@bgsu.edu
PSLB, # 317
Lectures:
1 hour lecture, two times per week.
Office hours:
AT: by appointment

January 30, 2014
HW2 PCS701 2014 KEYS.doc
A. N. Tarnovsky
Problem 1. Consider a three equidistant-level system.
>3, N3
>2, N2,
>1, N1
1.1
Indicate by drawing arrows all radiative processes in the presence of an electromagnetic
field with the frequency , s

January 23, 2014
HW1 PCS701 2014.doc
A. N. Tarnovsky
Problem 1
For an electromagnetic wave of wavelength
= 266 nm
Calculate its frequency (Hz, 1 Hz = 1 s1), angular frequency (radian/second),
wavenumber (cm-1), and energy of the corresponding photon (bot

January 23, 2014
HW1 PCS701 2014.doc
A. N. Tarnovsky
Problem 1
For an electromagnetic wave of wavelength
= 266 nm
Calculate its frequency (Hz, 1 Hz = 1 s1), angular frequency (radian/second),
wavenumber (cm-1), and energy of the corresponding photon (bot

January 30, 2014
HW2 PCS701 2014.doc
A. N. Tarnovsky
Problem 1. Consider a three equidistant-level system.
>3, N3
>2, N2,
>1, N1
1.1
Indicate by drawing arrows all radiative processes in the presence of an electromagnetic
field with the frequency , such t