Electrochemiluminescence Biosensor Based on Thioglycolic Acid-Capped CdSe QDs for Sensing Glucose

Figure 4

Contact angle images of bare GCE (a), MWNT/GCE (b), SH/MWNT/GCE (c), CdSe/SH/MWNT/GCE (d), and GOD/CdSe/SH/MWNT/GCE (e).

(a)

(b)

(c)

(d)

(e)