Chemistry Reference
In-Depth Information
Fig. 5.14 Tuning the sensor
'
s Bragg peak shift range by changing the concentration of the
crosslinker and the 3-APB. The Bragg peak shifts of the holographic sensor due to variation in the
concentration (1.0
-
50.0 mM) of glucose at pH 7.40 (n = 7) at 24
°
C. The compositions of the
sensors consisted of a AAm (75.0 mol%), MBAAm (5.0 mol%) and 3-APB (20.0 mol%), b AAm
(85.0 mol%), MBAAm (5.0 mol%) and 3-APB (10.0 mol%)
(
430 nm) as the concentration of the
glucose in the exposure bath was increased (Fig.
5.15
). Hence, Ag
0
NP distribution
densities with a lattice constant <
560 nm) shifted to shorter wavelengths (
*
*
ʻ
/2 can be obtained, and the Bragg peak shift
range of the sensor can be tuned.
Fig. 5.15 Tuning the
sensor
'
s base position of the
Bragg peak by changing the
composition of the exposure
bath. Standard error bars
represent three independent
samples (n = 27)
