lauerz: (ромашки)
4

This is all the water on Earth and the air in our atmosphere, to scale. That's 1.4087 billion cubic kilometres of water and 5,140 trillion tonnes of air:

http://sciencealert.com.au/news/20140807-25840.html

Graphene

Mar. 24th, 2013 02:31 am
lauerz: (ромашки)



Meet the scientific accident that could change the world


Last year, researchers at UCLA made a rather fantastic, if serendipitous, discovery. A team of scientists led by chemist Richard Kaner had just finished devising an efficient method for producing high-quality sheets of the Nobel-prize winning supermaterial known as graphene — with a consumer-grade DVD drive. That was groundbreaking in and of itself, but the real surprise came when Maher El-Kady, a researcher in Kaner's lab, wired a small square of their high quality carbon sheets up to a lightbulb. Then something incredible happened.

http://io9.com/5987086/meet-the-scientific-accident-that-could-change-the-world

Подсмотрено у [livejournal.com profile] esya

lauerz: (Default)
кончилось. Что теперь оставшийся месяц до начала контракта на новый учебный год я потрачу на химию.
А ведь в некотором смысле лето ещё даже не начиналось - я все ещё работаю в колледже, и ещё осталось шесть рабочих дней со студентами, а потом ещё три дня обработать оценки и подать их в колледж.
Read more... )

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