Kinetex 2.6 µm Polar C18 combines C18 ligands with a polar-modified surface to enable superior retention of polar and nonpolar compounds while ensuring 100 percent aqueous stability.Click here for ...

The effect of long-chain polar compounds on the coefficient of kinetic friction under boundary conditions has been studied using the Boerlage four-ball friction apparatus in various modifications.

Chemists have made the all-cis isomer of 1,2,3,4,5,6-hexafluorocyclohexane, a crystalline ring molecule with all six fluorines pointing “up” and all six hydrogens pointing “down.” This compound is ...

Berlin's beloved polar bear Knut, who rose to stardom when he was hand-raised by zoo keepers after being rejected by his mother rejected at birth, died on Saturday, a zoo official said. The ...

BERLIN — Berlin’s beloved polar bear Knut, who rose to stardom when he was hand-raised by zoo keepers after being rejected by his mother rejected at birth, died on Saturday, a zoo official said. The ...

Chemists have made the all-cis isomer of 1,2,3,4,5,6-hexafluorocyclohexane, a crystalline ring molecule with all six fluorines pointing “up” and all six hydrogens pointing “down.” This compound is ...

Proceedings of the National Academy of Sciences of the United States of America, Vol. 72, No. 3 (Mar., 1975), pp. 1003-1006 (4 pages) Murine-virus-infected erythroleukemia cells cultured in a medium ...

Knut the polar bear has died after collapsing in his compound aged four years old Credit: Photo: AFP/GETTY IMAGES Officials at Berlin Zoo confirmed the four-year-old bear, which became world-famous ...

A pair of polar bears are now enjoying a purpose-built habitat at the Oregon Zoo in Portand where they can now be seen playfully sparring, chasing one another and splashing into a saltwater pool. A ...

Regarding the ex-polar lands, compound hot-dry extremes prevail due to active land–atmosphere interactions. Specifically, a mid-tropospheric ridge initiates descending motions, creating clear-sky ...