that recognizes nucleic acids and is commonly found in DNA repair enzymes. He noticed that the structure was symmetrical around a central axis, and suspected that both left- and right-handed ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics ...

Article Views are the COUNTER-compliant sum of full text article downloads since November 2008 (both PDF and HTML) across all institutions and individuals. These metrics are regularly updated to ...

Cyanoformates and cyanoformamides are found to add across alkynes by nickel/Lewis acid (LA ... synthesis of typical structures of β-cyano ester, β-amino nitrile, γ-lactam, disubstituted maleic ...

Here the excess sulphur dioxide reacts with water forming sulphurous acid. Sulphur dioxide is commonly known as sulphurous acid i.e, the anhydride of the sulphurous acid5. The presence of this ...

334 pages : 25 cm Includes bibliographical references and indexes Lewis acids and their compleses with Lewis bases -- Lewis acid-promoted ene reaction -- Lewis acid-promoted allysilanes and ...