In this paper, progresses of color maintenance, also known as color shift, in solid-state lighting(SSL) systems are thoroughly reviewed. First, color shift is i
Hydropower is a clean,renewable,and environmentally friendly source of energy.It produces 3930(TW·h)·a–1,and yields 16% of the world's generated
Visual prostheses are now entering the clinical marketplace. Such prostheses were originally targeted for patients suff ering from blindness through retinitis p
<正>The 21st century will be a turning point in the history of humankind.Accordingly,it is my strong belief that engineering science will also be compelled to u