To use each core as an independent amplifier, it is essential to have negligible core-to-core crosstalk and pump-depletion-induced crosstalk. The worst-case core-to-core crosstalk for a six-core EDFA ...

A popular cladding brand failed a safety test this week - despite being seen as so fire-safe that it is permitted on tall buildings without any extra tests, Newsnight has learned. Cladding removed for ...

Since the Grenfell fire, repairs have been required to buildings with unsafe cladding. This created an affordability crisis with many flat-owners facing large bills for renovations. The government has ...

Thousands more properties could now be caught up in Australia's cladding crisis, after authorities issued an alert warning against the use of another nine types of cladding. The cladding products are ...

The cladding crisis has escalated with Victoria's building industry in danger of grinding to a halt because building surveyors can no longer get professional indemnity insurance. Landmark Underwriting ...

Young and vulnerable people are stuck with homes they can't sell because of red tape around cladding, a leaseholders' charity says. Many high-street lenders ask for an EWS1 form as proof that cladding ...

CLADDING on tower blocks was ripped down across the UK following the Grenfell Tower fire because of fears it could contribute towards another deadly blaze. Councils across the country tested materials ...

Add articles to your saved list and come back to them any time. The state government taskforce into dangerous flammable cladding has deemed more than 500 buildings a low priority, despite their ...

Inspired by experimental solar houses developed after the 1970s oil crisis, the Passive House certification emerged in the late 1980s as a response to growing concerns about energy efficiency and the ...

The massive blaze that ripped through the Abbco Tower in Sharjah last week was most probably caused by a discarded cigarette butt or shisha coals, the Sharjah Police have confirmed. Flammable cladding ...

Flat owners will not have to pay to remove dangerous cladding from lower-height buildings under new government plans, BBC Newsnight understands. It means leaseholders in buildings of between 11 and 18 ...