Skip to main content

Reset your password

Please enter the e-mail address you used to register to reset your password

Note: The verification e-mail to change your password should arrive immediately. However, in some cases it takes longer. Don't forget to check your spam folder.

If you haven't received the e-mail in 24 hours, please contact customerservices@ioppublishing.org

Registration complete

Thank you for registering with Physics World
If you'd like to change your details at any time, please visit My account

Close
Publishing

Publishing

Citations in science are biased towards a handful of nations – and the gap is growing

31 May 2022
Global network
Unequal reach A study has found that researchers in a small group of highly active countries are more likely to be cited than their global peers. (Courtesy: iStock/Nednapa)
Scientists from a handful of “core” countries – including China, the US and the UK –

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

Michael Allen is a science writer based in the UK
Read previous

Nobel-prize-winning nuclear physicist Ben Roy Mottelson dies aged 95
Read next

Gaia releases most detailed maps of the Milky Way ever taken

Discover more from Physics World

Related jobs

Related events

Copyright © 2024 by IOP Publishing Ltd and individual contributors