Boron carbide, B4C, on the other hand, has an unusual structure which includes icosahedral boron units linked by carbon atoms.

The volume of the Atlantic with its adjacent seas is 354,700,000 cubic kilometers (85,100,000 cu mi) and without them 323,600,000 cubic kilometres (77,640,000 cu mi).

The reaction is very sensitive and so the smallest quantities of boron can be detected.

Semiconductor lasers with blue beams are typically based on gallium(III) nitride (GaN violet color) or indium gallium nitride (often true blue in color, but also able to produce other colors).

These systems are mostly fabricated from silicon (Si), silicon nitride (Si3N4), or polymers.

Forty million solid cubic metres of wood are harvested each year from forests in Germany some 60 million cubic metres are growing, which would make a further 20 million cubic metres available as fuel for heating.

Today, blue lasers use a sapphire surface covered with a layer of gallium nitride (this technology is used by Japanese company Nichia, which has an agreement with Sony), and blue semiconductor lasers use a gallium nitride mono crystal surface (Polish company TopGaN).

One lump of sugar, please.

The total volume is approximately 1.3 billion cubic kilometers (310 million cu mi) with an average depth of .

When boron levels in plant tissue exceed 200 ppm, symptoms of boron toxicity are likely to appear.

There is one more Polish high tech company which creates gallium nitride crystal Ammono, but this company does not produce blue lasers.

Aluminium atoms are arranged in a face centered cubic (fcc) structure.

It took 1,800,000 cubic meters of concrete to build the bridge.

In the winter months, the average water flow is 250 m³ s, while in the summer, the average water flow is 700 m³ s.

We actually get 175 horsepower into one cubic foot.

If current trends continue, global annual water usage is set to increase by more than two trillion cubic metres by 2030, rising to 6.9 trillion cubic metres.

The active layer of the Nichia devices was formed from InGaN quantum wells or quantum dots spontaneously formed via self assembly.

The data cube contains all the possible answers to a given range of questions.

Distribution of saline and fresh water The total volume of water on Earth is estimated at 1.386 billion km³ (333 million cubic miles), with 97.5 being salt water and 2.5 being fresh water.

In the same year the total wood resources counted 136 million m³.

The square of a satellite's orbital period is proportional to the cube of its average distance from the planet.

Later in 2009 with some expansion the production reached to 132,000 cubic meters of water a day.

Natural gas production was nearly 280 109 m³ (10 trillion cubic feet) in 2001 and continues to increase, although British gas production is in sharp decline.

trimethylamine where it forms NMe3.SnBr2 and 2NMe3.SnBr2It can also act as both donor and acceptor in, for example, the complex F3B.SnBr2.NMe3 where it is a donor to boron trifluoride and an acceptor to trimethylamine.

By comparison, the air we breathe contains about 1025 molecules per cubic meter.

Specifications The 747 LCF main cargo compartment has a volume of 65,000 cubic feet (1,840 cubic meters).

The mean annual flow rate of the Congo River at Inga Falls is 42,000 cubic metres per second.

The total surface area of its basin is about , the lake itself is 940 km2, and the volume is 34.0 billion m3.

Shah Deniz is expected to produce up to 296 billion cubic meters of natural gas per year.

The structure is broken into cubes and the cubes are able to store and access data within the confines of each cube.

And we will probably put 1,800 megawatts of solar systems to produce 3.5 million cubic meters of water.

After sufficient practice, solving the Cube layer by layer can be done in under one minute.

The average flow of the San Juan River at Bluff is about and the highest discharge ever measured was about on September 10, 1927.

The absolute neutrophil count in this test will be below 500, and can reach 0 cells mm³.

The reservoir volume is about equivalent to the annual flow of the Nile at the Sudanese Egyptian border (65.5 billion cubic meter).

Rivers over 100 km long or having average discharge greater than 10 m³ s are emphasized in bold.

At , 12.5 cubic centimeters of this solution is added to one liter of water to be disinfected.

The desalination plant, which will have a capacity of 1,600 cubic metres per day, should be operational by the year 2007.

The water supply network is capable of producing some 882,000 cubic meters of water per year two water supplying lakes by the town have a combined annual minimum capacity of more than 7.2 million cubic meters.

Based on the dimensions and capacity of the artificial recharge installation to be constructed, the French authorities and public collectivities shall ensure that the aggregate of water extractions by the users located within their territory shall not exceed 5,000,000 cubic metres per annum, inclusive of a free allocation of 2,000,000 cubic metres.

It is really big 65 million square miles and to row in a straight line across it would be about 8,000 miles.

The vast, 832 square mile body of water is Ethiopia's largest lake, and is packed with ecological, cultural and historical charm.

The quantity of water released by the Amazon to the Atlantic Ocean is enormous up to in the rainy season, with an average of from 1973 to 1990.

As the lifetime of a black hole is proportional to the cube of its mass, more massive black holes take longer to decay.

As reported last year, the occupation authorities continued to divert 400 500 million m3 of water, leaving to Syrian citizens only about 20 per cent of their annual supply, which was very insufficient to meet the needs of horticulture and agriculture.