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Κυριακή 29 Μαΐου 2016

In my element: adventures in silicon chemistry

              



In my element: adventures in silicon chemistry

Ζωντανή μετάδοση στις 26 Μαΐ 2016

Interact on social media via the hashtag #mysilicon

Meet our new professors

Paul Lickiss, Professor of Organometallic Chemistry at Imperial College London

As
the second most common element in the Earth's crust, silicon is in
everything from sand to windows, and from deodorants to the device you
are reading this on. Ours is a silicon world, and yet our understanding
of its properties and potential uses is far from complete.

As a
periodic table neighbour to carbon with some similar properties, there
has been speculation on the possibility of silicon-based life. Even if
silicon-based “life as we know it” proves impossible, this close
relationship to carbon has led to many studies investigating the
possibilities of replacing carbon with silicon in drugs, polymers, and
solvents. Current studies are investigating the potential for inserting
silicon into organic molecules to make tailored, porous 3D frameworks to
store hydrogen as a green fuel or to capture carbon dioxide.

Professor
Paul Lickiss is an element chemist, best known for his work on silicon
compounds. During his inaugural lecture he will compare silicon with its
organic neighbour and discuss the consequences for silicon-based life,
the appeal of silicon-containing solvents, and the potential of
organosilicon molecules to build useful structures.

About the speaker

Paul
Lickiss obtained both his BSc (1980) and DPhil. (1983) from the
University of Sussex, where his DPhil. was supervised by Professor C.
Eaborn, FRS. He left Sussex to work as a postdoctoral fellow with
Professor A. G. Brook in Toronto where he prepared some of the first
compounds to contain silicon to carbon double bonds. He returned to
Sussex and was awarded one of the newly set up Royal Society 1983
University Research Fellowships. He resigned this Fellowship in 1989 to
take up a lectureship at the University of Salford where he stayed for
four years before moving to Imperial.

The Lickiss research group
has a range of interests in the field of main-group chemistry,
particularly organosilicon chemistry. The general areas of interest have
been the chemistry of bulky organosilicon compounds and reactive
intermediates derived from them such as silyl cations.

Silanols,
siloxanes and silsesquioxanes have also been continuing areas of
interest. More recently, the chemistry of metal-organic frameworks as
materials for hydrogen storage, carbon capture and drug delivery has
been a focus in the group. This work has concentrated on the use of main
group elements such as magnesium as nodes in the frameworks, and on
organosilicon linkers.
ANAΡΤΗΣΗ ΑΠΟ ΤΟ YOUTUBE 29 / 5 /2016








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