'It's amazing' – the wonder material very few can make

Chris BaraniukTechnology ReporterKromekVery few organisations can supply cadmium zinc tellurideLying on your back in a big hospital scanner, as still as you can, with your arms above your head – for 45 minutes. It doesn't sound much fun.That's what patients at Royal Brompton Hospital in London had to do during certain lung scans, until the hospital installed a new device last year that cut these examinations down…