IoT	Internet of things
WSNs	Wireless sensor networks
LED	Light emitting diode
BT	BaTiO3
PZT	Pb(Zr,Ti)O3
PMN-PT	Pb(Mg1/3Nb2/3)O3–PbTiO3
PMN-PZT	Pb(Mg1/3Nb2/3)O3–Pb(Zr,Ti)O3
NCG	Nanocomposite generator
NPs	Nanoparticles
SW	Single wall
MW-CNTs	Multi-walled carbon nanotube
RGO	Reduced graphene oxide
PDMS	Polydimethylsiloxane
p-NC	Piezoelectric nanocomposite
SEM	Scanning electron microscope
Voc	Open circuit voltage
Isc	Short circuit current
CN	Capacitance
RL	Load resistance
RN	Internal resistance
mWs	Milliwatts
KNN	(K,Na)NbO3
KNLN	0.942(K0.480Na0.535)NbO3-0.058LiNbO3
Cu NRs	Copper nanorods
ITO	Indium tin oxide
PET	Polyethylene terephthalate
HRTEM	High-resolution transmission electron microscopy
FFT	Fast Fourier Transform
LCD	Liquid Crystal Display
SEG	Stretchable elastic-composite generator
VAgNWs	Very long Ag nanowires
PEC	Piezoelectric elastic composite
VLNP	Very long nanowire percolation
SMG	Successive multistep growth
MEMS	Microelectromechanical systems
RFEs	Relaxor ferroelectrics
NDs	Nanodomains
PNRs	Polar nanoregions
XRD	X-ray diffraction
PVDF	Polyvinylidene fluoride
LLO	Laser lift-off
IDEs	Interdigitated electrodes
MPB	Morphotropic phase boundary
MIM	Metal-insulator-metal
PU	Polyurethane
ECG	Electrocardiogram
SSCG	Solid-state single crystal growth
AD	Aerosol deposition
ILLO	Inorganic-based laser lift-off
AC	Alternating current
DC	Direct current
RF	Radio frequency
FOM	Figure of merit
VDD	Drain voltage
MCU	Microcontroller unit
SPI	Serial peripheral interface
SUHP	Self-charging, ultrafast and high-powered density
Urec	Recoverable energy density