Chemistry

Tag archives for Chemistry

Capturing the High End

Perovskite (say it: pə-ˈräv-ˌskīt, -ˈräf-). It may never become a household word, and the chemical formulas (eg., CH3NH3PbI3−xClx ) are as long as the name. But if you find yourself, in the not-so-distant future, adding new-and-improved solar panels to your roof, they may well contain a perovskite layer. If they do, it will be these…

Choose Your Bond

Two completely unrelated papers have got us thinking about chemical bonds. When we refer to chemical bonds, we generally mean covalent bonds: Atoms become “wedded,” sharing electrons, and breaking them apart takes energy. By comparison, other types of bonds are weak attractions – mere flirtations, or mild sparks between hydrogen and oxygen in passing water…

More Weizmann History

Here’s another article we came across while editing material on the still-theoretical new website. Unfortunately, the article is more about the photographer than Anna Weizmann, herself. Prof. Anna Weizmann was Chaim’s younger sister, (there were a dozen brothers and sisters, all of them chemists, engineers and doctors). She was also one of the original 11…