Signalling the continuity of policy, the new government has ratified the Additional Protocol, a commitment given under Indo-US nuclear deal by the previous dispensation to grant greater access to the IAEA.
UN nuclear watchdog chief Yukiya Amano arrived in Tehran on Monday as world powers pressed efforts to clinch a deal on Iran`s nuclear programme following failed negotiations in Geneva.
Japan`s nuclear watchdog on Monday urged "bold and drastic" action to fix problems with radioactive water at Fukushima, as it warned of the growing risks over coming months.
A report by the UN nuclear watchdog last week said Iran was significantly stepping up its uranium enrichment.
Iranian FM Ali Akbar Salehi said his country was keen to quickly resume mooted talks with world powers, once a place and date were agreed.
The trip happened as Iran started to move some of its uranium centrifuges to an underground bunker.
Iran is under 4 sets of UN sanctions for pursuing uranium enrichment program.
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