James McKenzie reflects on the business impact of lasers and light-emitting diodes
Bright prospect: the first International Day of Light will be celebrated on 16 May. (Courtesy: iStock/RichLegg)
This month sees the first International Day of Light. Wednesday 16 May was chosen because it is the
You’ve reached the limit of what you can view on Physics World without registering
If you already have an account on Physics World, then please sign in to continue reading
If you do not yet have an account, please register so you can
Access more than 20 years of online content
Choose which e-mail newsletters you would like to receive
James McKenzie
is the writer of the Transactions column for Physics World about physics in industry. He is writing here in a personal capacity