This article is from the source 'bbc' and was first published or seen on . It last changed over 40 days ago and won't be checked again for changes.

You can find the current article at its original source at http://www.bbc.co.uk/news/world-middle-east-25133824

The article has changed 6 times. There is an RSS feed of changes available.

Version 0 Version 1
Iran nuclear: UN invited to Arak heavy water plant Iran nuclear crisis: UN experts invited to Arak plant
(35 minutes later)
Iran has invited the UN atomic agency to visit its Arak heavy water plant, agency head Yukiya Amano says.Iran has invited the UN atomic agency to visit its Arak heavy water plant, agency head Yukiya Amano says.
This invitation, the first time in than two years, is within the framework of a recent IAEA agreement with Tehran to clear up aspects of Iran's past and present nuclear work.This invitation, the first time in than two years, is within the framework of a recent IAEA agreement with Tehran to clear up aspects of Iran's past and present nuclear work.
It is believed that the plant at Arak might be able to produce plutonium. World powers fear the Arak plant could be used as a route to a nuclear bomb.
Iran recently signed a deal with world powers to curb some nuclear activities in return for sanctions relief.Iran recently signed a deal with world powers to curb some nuclear activities in return for sanctions relief.
Under the deal, which will last six months, Iran will receive some $7bn (£4.3bn) while a permanent agreement is sought.Under the deal, which will last six months, Iran will receive some $7bn (£4.3bn) while a permanent agreement is sought.
The accord, reached in Geneva on Sunday with the US, UK, France, Russia, China and Germany, has been generally welcomed.The accord, reached in Geneva on Sunday with the US, UK, France, Russia, China and Germany, has been generally welcomed.
But Israeli Prime Minister Benjamin Netanyahu has called it a mistake and some US senators say it is too soft. But Israeli Prime Minister Benjamin Netanyahu has called it a "historic mistake" and some US senators say it is too soft.
Mr Amano said the Vienna-based International Atomic Energy Agency (IAEA) was looking into ways to implement the agreement.Mr Amano said the Vienna-based International Atomic Energy Agency (IAEA) was looking into ways to implement the agreement.
He said he had received a letter from EU foreign policy chief Catherine Ashton which said that the IAEA would have an important role in verifying the nuclear-related measures agreed in Geneva.He said he had received a letter from EU foreign policy chief Catherine Ashton which said that the IAEA would have an important role in verifying the nuclear-related measures agreed in Geneva.
It would take some time to work out funding and staffing, he added.It would take some time to work out funding and staffing, he added.
The BBC's Bethany Bell in Vienna says that the six-month interim period stipulated in the deal will not start until technical issues such as these are worked out.The BBC's Bethany Bell in Vienna says that the six-month interim period stipulated in the deal will not start until technical issues such as these are worked out.
Unnamed diplomats told the BBC that the IAEA might not be ready to begin its expanded inspections until January.Unnamed diplomats told the BBC that the IAEA might not be ready to begin its expanded inspections until January.
The West has long suspected that Iran's uranium enrichment programme is geared towards making a weapon, but Tehran insists it only wants nuclear energy.The West has long suspected that Iran's uranium enrichment programme is geared towards making a weapon, but Tehran insists it only wants nuclear energy.
Plutonium fearsPlutonium fears
Iran's invitation to Arak is for 8 December. The IAEA regularly visits a nearby research reactor site but has not been at the heavy water plant since August 2011 despite repeated requests.Iran's invitation to Arak is for 8 December. The IAEA regularly visits a nearby research reactor site but has not been at the heavy water plant since August 2011 despite repeated requests.
It is the first concrete step taken under the IAEA plan, a "joint statement on a framework for co-operation" signed with Iran on 11 November.It is the first concrete step taken under the IAEA plan, a "joint statement on a framework for co-operation" signed with Iran on 11 November.
The purpose of the Arak facility is to provide heavy water to help control the nuclear activity of fuel rods in the reactor, which is still under construction.The purpose of the Arak facility is to provide heavy water to help control the nuclear activity of fuel rods in the reactor, which is still under construction.
Western powers fear the reactor could be used to make weapons-grade plutonium, but Iran says it will make medical isotopes.Western powers fear the reactor could be used to make weapons-grade plutonium, but Iran says it will make medical isotopes.
Under Sunday's deal, Iran agreed not to commission the Arak reactor or transfer fuel or heavy water to the site.Under Sunday's deal, Iran agreed not to commission the Arak reactor or transfer fuel or heavy water to the site.