https://www.engineeringforchange.org/webinar/battery-fundamentals-off-grid-… Hi This is part of a series by Dr. Louie Henry on Batteries today. Its part of a series on designing off the grid power He has a book available worth researching. I have added his contacted his info and a zipped file of he slides I captured today. Dr. Louie is a Fullbright scholar and worked in Malwali and a presenter at the GHTC Glenn Glenn McKnight NARALO Secretariat mcknight.glenn(a)gmail.com http://toronto.ieee.ca/ IEEE Toronto SIGHT Chair glenn.mcknight(a)ieee.org skype gmcknight twitter gmcknight 289-830 6259 . <http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail> Virus-free. www.avg.com <http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail> <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2>