Useful links and others

Research

http://www.opvap.com/jsc.php calculation of solar cells efficiency.

http://hyperphysics.phy-astr.gsu.edu/hbase/hframe.html

http://www.organic-chemistry.org/synthesis/

http://www.pveducation.org/

http://micro.ustc.edu.cn/Origin/4.htm origin skills

http://departments.kings.edu/chemlab/animation/untolat.html crystal basics

http://www.kayelaby.npl.co.uk/atomic_and_nuclear_physics/4_3/4_3.html work function

http://www.kayelaby.npl.co.uk/atomic_and_nuclear_physics/4_3/4_3.html SEM basics

https://srdata.nist.gov/xps/DataDefinition.aspx XPS

Teaching

http://www.ux1.eiu.edu/~zyan/Mechanisms%20of%20Organic%20Reactions.html organic chem mechan.

https://chem.libretexts.org/Courses/Purdue/Purdue%3A_Chem_26505%3A_Organic_Chemistry_I_(Lipton)