Solutions_to_Problem_Set_1

Solutions_to_Problem_Set_1 - SOLAKOM If: QMHEMQ i WWW/mama....

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Unformatted text preview: SOLAKOM If: QMHEMQ i WWW/mama. a 1. MM 1 The avg/{6A [rehab fl; ofijxamoni Wm Same 0A (Lou/399) wan m bgmxfo 56a U thljxj M L m me am :me wake/w A A A A A /\ XL Xd—XL—HK; 4 ~X,-X;+X5m 6\ W16" q 9 w m “ween flea Art/{W 0016:,g“ : 1061025’. 952 . 2,. KM Z We ffiavxe (100) w mrkaX, (We; git wtwngl; a: maxi I . I la, m m (13” 6aon A 2.45. ‘ {Inf-P > ‘ s” I ‘é-"Ta. f "l' ‘ 3&7”: .r * l ’A 'A 'A '4 '4 + B + B + B ., B { ' C ' c ' c ‘ C ' c “A “A °A 'A 'A “A 1" + B + B + B + B + B , ° C ‘ C ' C ' C ' C 'A ’A ‘A ‘A 'A ‘A Figure 24 A close-packed layer of spheres is shown, with centers at points marked A. A second and identical layer of spheres can be placed over this, with centers over the points marked B (or, equivalently, over the points marked C). If the second layer goes in over B, there are two nonequivalent Figure 25 The hexagonal close—packed struc» choices for a third layer. It can go in overA or over C. Ifit goes in overA the ture. The atom positions in this structure do Sequence is ABABAB. . . and the structure is hexagonal close-packed. If not constitute a space lattice. The space lattice the third layer goes in over C the sequence is ABCABCABC. . . and the is Simple hexagonal with a basis of two iden- structure is facetentered cubic; the plane is a (111) plane, as in Fig. 19. fical atoms aSSOCiated with each lattice point. 3> :1: H C. EF :C/L l: W ll; CEMbwb'rxl fig: ham Ass ML W $1M. lk it} L‘-z.{7a/wmjmmlclwc «fig/Afir—Efijg .._. -5 - 4. M HQ mu aim/£3 M wMMMJ m: my“qu AMEN/WI, covalhk 1;: 2L. We mt 0M: #aaweh Ema/£1; Mmlmfi MK}; (fmt/wtvolm : a, combinfi My mm“ Wt am of} UMLM flung L1; Moij [IA/0% uH/CL-aflvibmce m3Wt,Mtwepg KW? We Wemeffmiiad & * J (fwumwflew 9C ,7 Gowv’flnk : Mmlzm u6 flj‘i‘a)’ (fie/whet ' If ...
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Solutions_to_Problem_Set_1 - SOLAKOM If: QMHEMQ i WWW/mama....

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