ELISA	Enzyme-linked immunosorbent assay
DSR	Double-spiral microresonator
SPR	Surface plasmon resonance
MZIs	Mach–Zehnder interferometers
CMOS	Complementary metal-oxide semiconductor
SOI	Silicon-on-insulator
MRR	Microring resonator
RI	Refractive index
FDTD	Finite-difference time-domain
IPA	Isopropyl alcohol
PDMS	Polydimethylsiloxane
FEM	Finite element method
FSR	Free spectral range
BOX	Buried oxide
EBL	Electron beam lithography
RIE	Reactive-ion etching
VOCs	Volatile organic compounds