File:C60a.png

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ཡོང་ཁུངས་Wikipedia

ཐོག་མའི་ཡིག་ཆ།(༦༢༧ × ༦༡༤ བརྙན་རྒྱུ།, ཡིག་ཆ་ཆེ་ཆུང།: ༡༤༦ KB, རྣམ་གཞག།: image/png)

ཡིག་ཆ་འདི་ནས་Wikimedia Commons རེད་འདུག། ལས་འཆར་གཞན་ཁག་ནང་བེད་སྤྱོད་ཡོད་ངེས། འགྲེལ་བརྗོད་ཤོག་ངོས་འདིའི་འགྲེལ་བརྗོད་གཤམ་དུ་འཁོད་ཡོད།

བསྡུས་དོན།

Description

A 3D model of a en:C60 molecule, also called a "Buckyball". Created by Michael Ströck (mstroeck) on February 6, 2006 in iMol for Mac OS X and Photoshop CS2. Released under the .

Code for generation of the core coordinates:

d=0.140 %double bond 
s=0.146 %single bond = pentagon bond

r=s/2/sin(2*pi/10) %radius of pentagon

phi=(sqrt(5)+1)/2 %golden ratio
p=sqrt(phi^2+1)  %Pythagoras. Somehow I need this often

c_c=r*phi+d/2*p  %Penta center from icosahedron center distance

rota=[phi 0 1  ; 0 p 0 ; 1 0 -phi ] / p  %Rotation from mirror plane to 5 fold axis

figure(1)
plot3(0, 0, 0, '*')
hold on

for i_r3=0:2
    trafo_r3=([0 1 2 ; 1 2 0 ; 2 0 1]==ones(3)*i_r3);
    for i_m2=-1:2:1 %mirror plane (-1)^i
        trafo_m2=trafo_r3*[1 0 0 ; 0 1 0 ; 0 0 i_m2];
        for i_m1=-1:2:1 %mirror plane (-1)^i
            trafo_m1=trafo_m2*[i_m1 0 0 ; 0 1 0 ; 0 0 1];
            for i_p=0:4 %5 fold rotation (i/5*360)
                trafo_p=trafo_m1*rota;
                v=trafo_p*([-cos(2*pi *  (i_p/5))*r ; sin(2*pi *  (i_p/5))*r ; c_c ]);
                plot3( v(1), v(2), v(3), 'o' , 'markersize' , 30 , 'MarkerFaceColor',trafo_r3(1,:) );
            end
        end
    end
end
Date ༦ ཟླ་བ་གཉིས་པ། ༢༠༠༦ (original upload date)
Source Transferred from en.wikipedia to Commons.
Author

The original uploader was Mstroeck at དབྱིན་ཇིའི་སྐད། ལྦེ་ཁེ་རིག་མཛོད.

Later versions were uploaded by Bryn C at en.wikipedia.

གན་རྒྱ་ནང་ཞུགས་པ།

w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. Subject to disclaimers.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
This licensing tag was added to this file as part of the GFDL licensing update.
GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. Subject to disclaimers.

Original upload log

The original description page was here. All following user names refer to en.wikipedia.
  • 2006-07-06 16:04 Bryn C 627×614×8 (149402 bytes) A 3D model of a [[C60]] molecule, also called a "Buckyball". Created by Michael Ströck (mstroeck) on February 6, 2006 in iMol for Mac OS X and Photoshop CS2. Released under the {{GFDL}}. :Added transparency. ~~~~
  • 2006-02-06 00:20 Mstroeck 672×623×8 (151168 bytes) A 3D model of a [[C60]] molecule, also called a "Buckyball". Created by Michael Ströck (mstroeck) on February 6, 2006 in iMol for Mac OS X and Photoshop CS2. Released under the GFDL.

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copyright license དབྱིན་ཇིའི་སྐད།

GNU Free Documentation License, version 1.2 or later དབྱིན་ཇིའི་སྐད།

Creative Commons Attribution-ShareAlike 3.0 Unported དབྱིན་ཇིའི་སྐད།

inception དབྱིན་ཇིའི་སྐད།

༦ ཟླ་བ་གཉིས་པ། 2006

MIME type དབྱིན་ཇིའི་སྐད།

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checksum དབྱིན་ཇིའི་སྐད།

5a1c1cd3dde6035ecd3df7a9c749cd783472f004

determination method དབྱིན་ཇིའི་སྐད།: SHA-1 དབྱིན་ཇིའི་སྐད།

data size དབྱིན་ཇིའི་སྐད།

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height དབྱིན་ཇིའི་སྐད།

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width དབྱིན་ཇིའི་སྐད།

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ཚེས་གྲངས། / དུས་ཚོད།བསྡུས་དོན།ཚད།སྤྱོད་མི།བསམ་ཚུལ།
ད་ལྟ།༢༡:༣༩, ༢༡ ཟླ་བདུན་པ། ༢༠༠༧༢༡:༣༩, ༢༡ ཟླ་བདུན་པ། ༢༠༠༧ བཟོ་བཅོས་བསྡུས་དོན།༦༢༧ × ༦༡༤ (༡༤༦ KB)Soroush83{{Information |Description=A 3D model of a en:C60 molecule, also called a "Buckyball". Created by Michael Ströck (mstroeck) on February 6, 2006 in iMol for Mac OS X and Photoshop CS2. Released under the . Code for generation of the core coordinate

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