Íomhá:C60a.png

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Ón Vicipéid, an chiclipéid shaor.

Taispeáin leagan ardtaifigh den íomhá(627 × 614 picteilín, méid comhaid: 146 KB, cineál MIME: image/png)

Seo comhad as An Cómhaoin Viciméid. Tá an tuairisc as an leathanach tuairisc Cómhaoin a leanas thíos.
Is stór comhaid meáin Saor é an Cómhaoin Viciméid. Is féidir leat cabhrú.

Achoimriú

Tuairisc

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
Dáta 6 Feabhra 2006 (original upload date)
Foinse Transferred from en.wikipedia to Commons.
Údar

The original uploader was Mstroeck ar an Vicipéid Béarla.

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

Ceadúnú

w:ga:Creative Commons
sannadh comhroinn araon
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. Faoi réir ag séanaidh ginearálta.
Is féidir:
  • an saothar seo a roinnt – an saothar seo a chóipeáil, a dháil amach, agus a tharchur
  • an saothar seo a athmheascadh – an saothar seo a oiriúnú
Ach amháin má leantar na coinníollacha seo a leanas:
  • sannadh – Ní mor creidiúint a thabhairt leis an saothar, faoi mar a shonraigh an údar nó tabharthóir an ceadúnais (ach ná húsáid modh a thugann le fios go thacaíonn sé/sí tú féin nó an úsáid a bhaineann tú as an saothar).
  • comhroinn araon – Má athraíonn tú nó síneann tú amach an saothar seo, ní féidir é a dháileadh ach amhaín faoin gceadúnas céanna nó ceann cosúil leis an gceann seo.
This licensing tag was added to this file as part of the GFDL licensing update.
GNU head Tugtar cead an doiciméad seo a chóipeáil, a dháileadh agus/nó a mhodhnú faoi théarmaí an Ceadúnas Doiciméadúcháin Saor ó GNU, Leagan 1.2 nó aon leagan níos déanaí a d’fhoilsigh an Fondúireacht Bogearraí Saor in Aisce; gan aon Rannóga Inmheánacha, gan aon Téacsanna Clúdaigh Tosaigh, agus gan aon Téacsanna Clúdaigh Cúil. Tá cóip den cheadúnas san áireamh sa chuid dar teideal Ceadúnas Doiciméadúcháin Saor ó GNU. Faoi réir ag séanaidh ginearálta.

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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taispeánann sé/sí

6 Feabhra 2006

MIME type Béarla

image/png

checksum Béarla

5a1c1cd3dde6035ecd3df7a9c749cd783472f004

determination method Béarla: SHA-1 Béarla

data size Béarla

149,402 Beart

614 picteilín

627 picteilín

Stair chomhaid

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Dáta/AmMionsamhailToisíÚsáideoirNóta tráchta
faoi láthair21:39, 21 Iúil 2007Mionsamhail do leagan ó 21:39, 21 Iúil 2007627 × 614 (146 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

Tá nasc chuig an gcomhad seo ar na leathanaigh seo a leanas:

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