Cool... Harry -- Dr Harry Powell
> On 11 Dec 2021, at 09:28, Kevin Cowtan > <00002ba34e97fcaf-dmarc-requ...@jiscmail.ac.uk> wrote: > > Hi all > > Based on undergraduate feedback, I am really bad at explaining the Ewald > sphere. > > So I made a thing to help. It's here: > http://www.ysbl.york.ac.uk/~cowtan/ewaldapplet/ewaldintro.html > > It's been done before and done better by others, but this version fits the > hole in my course. If it works for you, feel free to use it. > > I assume that the following prerequisites have already been taught: > The Bragg equation, including the diffraction vector S > That the diffraction vector is perpendicular to the Bragg planes and its > length is reciprocal to the plane spacing. > That Miller indices can be used to describe all the possible sets of Bragg > planes. > That the diffraction vectors corresponding to every possible set of Bragg > planes form a reciprocal lattice with orthogonal directions and reciprocal > lengths to the crystal lattice. > Regards, > > -- > Professor Kevin Cowtan > Email: kevin.cow...@york.ac.uk > Pronouns: Please use they/them when referring to me in professional contexts > ORCiD: 0000-0002-0189-1437 > Disclaimer: http://www.york.ac.uk/docs/disclaimer/email.htm > > To unsubscribe from the CCP4BB list, click the following link: > https://www.jiscmail.ac.uk/cgi-bin/WA-JISC.exe?SUBED1=CCP4BB&A=1 ######################################################################## To unsubscribe from the CCP4BB list, click the following link: https://www.jiscmail.ac.uk/cgi-bin/WA-JISC.exe?SUBED1=CCP4BB&A=1 This message was issued to members of www.jiscmail.ac.uk/CCP4BB, a mailing list hosted by www.jiscmail.ac.uk, terms & conditions are available at https://www.jiscmail.ac.uk/policyandsecurity/
