Table of contents
XIII
Exercise 2.2 – Measurement of electric quantities by complex impedance
spectroscopy ..................................................................................................60
Exercise 2.3 – Measurement of electronic conductivity in a mixed conductor ......62
Exercise 2.4 – Measurement of ionic conductivity in a mixed conductor .............64
Exercise 2.5 – Determination of cationic transport number by dilatocoulometry..65
Exercise 2.6 – Determination of cationic transport number in CaF 2
by dilatocoulometry .......................................................................................66
Exercise 2.7 – Electrochemical semipermeability ..................................................68
Exercise 2.8 – Determination of transport number by electrochemical
semipermeability ...........................................................................................68
Exercise 2.9 – Determination of conduction mode in α-AgI by Tubandt method .69
Solutions to exercises .............................................................................................71
Solution 2.1 – Determination of conductivity by four-electrode method ...............71
Solution 2.2 – Measurement of electric quantities by complex impedance
spectroscopy ..................................................................................................73
Solution 2.3 – Measurement of electronic conductivity in a mixed conductor ......77
Solution 2.4 – Measurement of ionic conductivity in a mixed conductor ..............80
Solution 2.5 – Determination of cationic transport number by dilatocoulometry ..83
Solution 2.6 – Determination of cationic transport number in CaF 2
by dilatocoulometry .......................................................................................84
Solution 2.7 – Electrochemical semipermeability ..................................................87
Solution 2.8 – Determination of transport number by electrochemical
semipermeability ...........................................................................................89
Solution 2.9 – Determination of conduction mode in α-AgI by Tubandt method ..90
Chapter 3 – Transport in ionic solids ................................................................91
Course notes .........................................................................................................91
3.1 – Phenomenological approach to ionic transport in ionic crystals ...................91
3.1.1 – Electrochemical mobility and flux density ........................................91
3.1.2 – Electrical conductivity and transport number....................................92
3.2 – Microscopic approach to ionic transport in crystals:
Activated-hopping model ..............................................................................93
3.2.1 – Electric mobility ................................................................................93
3.2.2 – Ionic conductivity ..............................................................................95
3.2.3 – Conductivity and temperature ...........................................................95
3.2.4 – Conductivity and environment ..........................................................97
XIII
Exercise 2.2 – Measurement of electric quantities by complex impedance
spectroscopy ..................................................................................................60
Exercise 2.3 – Measurement of electronic conductivity in a mixed conductor ......62
Exercise 2.4 – Measurement of ionic conductivity in a mixed conductor .............64
Exercise 2.5 – Determination of cationic transport number by dilatocoulometry..65
Exercise 2.6 – Determination of cationic transport number in CaF 2
by dilatocoulometry .......................................................................................66
Exercise 2.7 – Electrochemical semipermeability ..................................................68
Exercise 2.8 – Determination of transport number by electrochemical
semipermeability ...........................................................................................68
Exercise 2.9 – Determination of conduction mode in α-AgI by Tubandt method .69
Solutions to exercises .............................................................................................71
Solution 2.1 – Determination of conductivity by four-electrode method ...............71
Solution 2.2 – Measurement of electric quantities by complex impedance
spectroscopy ..................................................................................................73
Solution 2.3 – Measurement of electronic conductivity in a mixed conductor ......77
Solution 2.4 – Measurement of ionic conductivity in a mixed conductor ..............80
Solution 2.5 – Determination of cationic transport number by dilatocoulometry ..83
Solution 2.6 – Determination of cationic transport number in CaF 2
by dilatocoulometry .......................................................................................84
Solution 2.7 – Electrochemical semipermeability ..................................................87
Solution 2.8 – Determination of transport number by electrochemical
semipermeability ...........................................................................................89
Solution 2.9 – Determination of conduction mode in α-AgI by Tubandt method ..90
Chapter 3 – Transport in ionic solids ................................................................91
Course notes .........................................................................................................91
3.1 – Phenomenological approach to ionic transport in ionic crystals ...................91
3.1.1 – Electrochemical mobility and flux density ........................................91
3.1.2 – Electrical conductivity and transport number....................................92
3.2 – Microscopic approach to ionic transport in crystals:
Activated-hopping model ..............................................................................93
3.2.1 – Electric mobility ................................................................................93
3.2.2 – Ionic conductivity ..............................................................................95
3.2.3 – Conductivity and temperature ...........................................................95
3.2.4 – Conductivity and environment ..........................................................97