. Author manuscript; available in PMC: 2023 Nov 1.

Published in final edited form as: J Electroanal Chem (Lausanne). 2022 Oct 3;924:116865. doi: 10.1016/j.jelechem.2022.116865

Table 4.

TGA and reductive desorption data showing surface coverage for Lipoic acid SAMs on NPG and hb-NPG. The data presented is compared with previously reported values.

Method	Substrate	Surface coverage for LA SAMs (mol cm⁻²)			Reference

Reductive desorption	NPG	2.42 × 10⁻¹⁰			[65]
	Flat gold surface	3.5 × 10⁻¹⁰			[66]
	Flat gold surface	3.00 × 10⁻¹⁰			[50]
	NPG	2.09 × 10⁻¹⁰			Present study
	hb-NPG	3.42 × 10⁻¹⁰			Present study
	Substrate	Wt. change (%)	Mass loss (μg)	Surface coverage LA mol/cm²
TGA analysis	NPG	0.05	3.3 ± 0.7	1.3 × 10⁻⁹	Present study
	hb-NPG	0.1	6.02 ± 0.03	3.8 × 10⁻⁹	Present study