Duplicate Identification Number to 

<a href="https://researchdata.aston.ac.uk/cgi/users/home?screen=EPrint::View&amp;eprintid=538">Mode division multiplexing free space optical transmission</a>


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<a href="https://researchdata.aston.ac.uk/cgi/users/home?screen=User::View&amp;userid=148"><span xmlns="http://www.w3.org/1999/xhtml" class="ep_name_citation"><span class="person_name">Yiming Li</span></span></a>

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