Driven by technology advances in solid-state optoelectronics, light-emitting diode (LED) lighting has been expanded to a wide range of applications in consumer electronics, automotive, architectural, and healthcare settings. Recently, there has been a drive to make lighting “smart” by incorporating internet of things (IoT) connectivity and machine learning-based artificial intelligence …

China’s military ascendance and Russian regional resurgence have effectively triggered the resurgence of the great power competition between the traditional and revisionist states in the age of multi-polarity in the 21st century. The Global Defense Spending reached the record high level of $2.1 trillion for 2021 while registering a 7% …