**Contents**


Reprinted from: *Int. J. Mol. Sci.* **2022**, *23*, 5477, doi:10.3390/ijms23105477 . . . . . . . . . . . . . . **103**


Role of Defect Engineering and Surface Functionalization in the Design of Carbon Nanotube-Based Nitrogen Oxide Sensors

Reprinted from: *Int. J. Mol. Sci.* **2021**, *22*, 12968, doi:10.3390/ijms222312968 . . . . . . . . . . . . . **195**
