Nanoelectronic Device Applications Handbook

53	High Surface-Enhanced Raman Scattering (SERS) as an Analytical Tool Using Silver Nanoparticles on GaN Nanowires Nitzan Dar, Wen-Jing Wang, Kuo-Hao Lee, Yung-Tang Nien and In-Gann Chen

CONTENTS

53.1  Introduction

53.2  Experimental Section

53.3  Results and Discussion

53.3.1  TEM and Raman Results

53.3.2  Relationship between Ag Coverage and SERS Intensity

53.3.3  GaN Contribution to the SERS Effect

53.4  Applications

53.4.1  SERS as a Biosensing Tool

53.4.2  SERS for Environmental Detection

53.4.3  SERS as an Analytical Tool

53.5  Conclusion

References

53.1  INTRODUCTION

Surface-enhancement Raman spectroscopy (SERS) is a technique to observe analytes such as molecules, polymers, or biological materials at low concentration per surface ...