0-D	zero-dimensional
1-D	one-dimensional
2-D	two-dimensional
3-D	three-dimensional
4-ABPACl	butylphosphonic acid 4-ammonium chloride
α-bis-PCBM	α bis (1-[3-(methoxycarbonyl) propyl]-1-phenyl)-[6.6] M
BCP	bathocuproine
BEI	Butylamine iodide
BL	blocking layer
BA	butylamine
Cs	Cesium
CB	conduction band
C60SAM	C60self-assembled monolayer
CA	cyclopropylamine
CHMA	cyclohexylammonium iodide
DFT	density functional theory
ETL	electron transporting layer
ETM	electron transporting material
EDA	ethylenediamine
FTO	fluorine-doped tin oxide
FA	Formamidinium
FAI	Formamidinium iodide
FF	fill factor
HTM	hole transport material
HTL	hole transporting layer
ITO	indium tin oxide
LUMO	lowest unoccupied molecular orbital
MA	methylammonium
MP	mesoporous
NERL	National renewable energy laboratory
PCBM	[6,6]-phenyl-C61-butyric acid methyl ester
PC61BM	[6,6]-phenyl-C61-butyric acid methyl ester
PSCs	perovskite solar cells
PCE	power conversion efficiency
PEDOT:PSS	poly(3,4-ethylenedioxythiophene) poly(styrenesulfonate)
PFNBr	poly9,9-bis6-(N,N,N-trimethylammonium)hexylfluorene-alt-co-phenylenebromide
PTAA	polytriarylamine
PMMA	Polymethyl methacrylate polymer
PTAA	poly-(3-thiopheneaceticacid)
PEG	polyethylene glycol
PEAI	phenylethylammonium iodide
PZPY	3-(2-pyridyl)-pyrazol-1-yl
PEA	phenylethylammonium
PEI	poly(ethyleneimine)
PC71BM	[6,6]-phenyl C71butyric acid methyl-ester
PBDB-T	poly[(2,6-(4,8-bis(5-(2-ethylhexyl)thiophen-2-yl)benzo[1,2-b:4,5-b′]dithiophene)-co-(1,3-di(5-thiophene-2-yl)-5,7-bis(2-ethylhexyl)benzo[1,2-c:4,5-c′]dithiophene-4,8-dione)]
Pd	Plumbum
Rb	Rubidium
RMS	root mean square
Sn	Stannum
SCN	thiocyanate
spiro-OMeTAD	2,2′,7,7′-tetrakis-(N,N-di-p-methoxyphenylamine)9,9′-spirobifluorene
TBP	4-tert-butylpyridine
TMA	tetramethylammonium
TEA	tetra-ethyl ammonium
VB	valence band