ISFET	ion-sensitive field-effect transistor
SGFET	solution-gate field-effect transistor
REFET	reference field-effect transistor
C-O BDD	oxygen-terminated boron-doped diamond
C-F BDD	fluorine-terminated boron-doped diamond
QRE	quasi-reference electrode
BDD	boron-doped diamond
Ids	drain-source current
Vgs	gate-source voltage
Vds	drain-source voltage
PVC	poly (vinyl chloride)
ICP	inductively coupled plasma
CVD	chemical vapor deposition