(a) Oxidation–halogenation method
Reactant
Oxidizing
agent
Halide
source
Parameter
control
Morphology
References
Ag foil
Fe(NO 3 ) 3
NaBr
Reaction
time
Towerlike AgBr
nanowire
[46]
Ag
nanowire
FeCl 3
FeCl 3
Reaction
time
Ag/AgCl core–shell
nanowire
[48]
[49]
Ag
nanowire
FeCl 3
FeCl 3
Quantity of
FeCl 3
Necklace-like Ag/AgCl
nanowire
[50]
[51]
[52]
Ag
nanowire
H 2 O 2
HCl
Ag/AgCl nanowire
[53]
Ag
nanotube
FeCl 3
FeCl 3
Quantity of
FeCl 3
Ag@AgCl nanotube
[54]
(b) Dissolution and recrystallization progress
Reactant
Reacting condition
Parameter control
Morphology
Reference
AgAc and
NaBr
1. PVP, DMSO/H 2 O
60
C
1. Hydrothermal treatment time
AgBr@Ag
nanowire
[55]
2. Hydrothermal treatment 130
C
2. Ratio of DMSO/
H 2 O
314
13 Syntheses and Applications of Silver Halide-Based Photocatalysts