Columbia Encyclopedia

Search results

500 results found

McMillan, Edwin Mattison

(Encyclopedia)McMillan, Edwin Mattison, 1907–91, American physicist, b. Redondo Beach, Calif., grad. California Institute of Technology, 1928, Ph.D. Princeton, 1932. On the faculty of the Univ. of California from...

Hengyang

(Encyclopedia)Hengyang hŭng-yäng [key], city (1994 est. pop. 543,100), central Hunan prov., China, on the Xiang River, at the mouth of the Lei River. It is the leading transportation center of Hunan, linking wate...

Salair Ridge

(Encyclopedia)Salair Ridge sələērˈ [key], range, c.200 mi (320 km) long, E Siberian Russia. Extending along the northern border of the Altai Territory, it rises to more than 2,000 ft (610 m) and forms the weste...

absorption

(Encyclopedia)absorption [Lat.,=sucking from], taking of molecules of one substance directly into another substance. It is contrasted with adsorption, in which the molecules adhere only to the surface of the second...

Mg

(Encyclopedia)Mg, symbol for the element magnesium. ...

At

(Encyclopedia)At, symbol for the element astatine. ...

Mn

(Encyclopedia)Mn, symbol for the element manganese. ...

Mo

(Encyclopedia)Mo, symbol for the element molybdenum. ...

Li

(Encyclopedia)Li, symbol for the element lithium. ...

As

(Encyclopedia)As, symbol for the element arsenic. ...