Géométries cristallines périphériques (GCP)

download Géométries cristallines périphériques (GCP)

of 4

Transcript of Géométries cristallines périphériques (GCP)

  • 8/6/2019 Gomtries cristallines priphriques (GCP)

    1/4

    Cow jnmt|aow g|awtkcca`ow r|arf|a{uow &JGR!

    A`t|ndugtan`Ac ynuw k t r|wo`t ck togf`a{uo do wna` rk| cow w|aow do wort ma`|kuv# gotto togf`a{uo

    ro|mot u` dyocnrromo`t ot u` t|kykac fk|mn`aouv wu| tnuw cow gfke|kw. Goro`dk`t ac rout t|o utaco

    dk`w go|tka`w gkw do `o t|kykacco| {uo wu| u` wouc gfke|k. Rk| ovomrco rnu| u` r|nlcmo do roku# n`wo|k kmo` t|kykacco| wu| co gfke|k du gu|. Rnu| u` r|nlcmo do |ocktan` o`t|o a`dayaduw# n` `ot|kykacco|k wk`w dnuto {uo wu| co t|nawamo nu co ga`{uamo gfke|k. Douvamo kwrogt amrn|tk`t 8 cn|wdu` wna` `n|mkc# n` nlwo|yo u`o wktu|ktan` dow rao||ow. Goccow-ga `o rouyo`t dn`g rkw dn``o| comkvamum do cou| rnto`taoc gk| occow wo gfk|jo`t do ck dqwfk|mn`ao {uoccow t|kato`t wk`w krrn|to|tnuto cfk|mn`ao dn`t occow wn`t gkrklcow. Ac owt dn`g rk|taguca|omo`t utaco do dawrnwo| du`o mtfndodo t|kykac {ua ro|mot du`o rk|t u`o kmrcaiagktan` dow r|nr|atw gu|ktayow do ck rao||o ot u`owktu|ktan` mna`w |krado yna|o `ucco do gotto do|`a|o. Gotto mtfndo gowt ck jnmt|ao g|awtkcca`or|arf|a{uow.

    ;. Ck tfn|ao do ck jnmt|ao g|awtkcca`o r|arf|a{uo;.; Jo`wo ot r|a`garo do lkwo

    Gotto nutac nu gotto mtfndo k t r|nrnwo rk| \. J. Lnwgfao|n# ho `o wkaw rkw {uk`d ac o` k

    ikat |i|o`go rnu| ck r|oma|o inaw# mkaw gotto togf`a{uo owt r|wo`to kyog lokugnur do dtkacwdk`w wn` do|`ao| cay|o 8 Co juado do ck catfntf|krao `o|jtagao``o . Occo k t dyocnrroa`atakcomo`t {uk`d ckutou| k nlwo|y u` t|katomo`t `kykhn n u` wfkmk` dawrnwkat tnut kutnu| do wn`rktao`t u`o w|ao do g|awtkuv do |ngfo kyog u`o jnmt|ao t|w gnmrcovo. [uk`d ckutou| k to`t doro|go| cow mqwt|ow do gow t|katomo`tw# ac cua owt krrk|u u`o gfnwo wamrco 8 cow in|mow wn`tj`|kt|agow dn`dow d`o|jao ot ac dnat t|o rnwwalco do g|o| u`o |wn`k`go `o|jta{uo o`t|o ckrao||o ot ck jnmt|ao do g|awtkuv cn|w{uo gotto jnmt|ao ikat o` {uoc{uo wn|to |i|o`go u` cmo`tin`dkmo`tkc du g|awtkc. Aga ccmo`t in`dkmo`tkc du g|awtkc owt wn` wqwtmo g|awtkcca`.

    N` k dn`g aga o` {uoc{uo wn|to cow lkwow do ck jnmt|ao g|awtkcca`o r|arf|a{uo 8 n` dawrnwokutnu| du`o rao||o u` go|tka` `nml|o do g|awtkuv dk`w u`o dawrnwatan` jnmt|a{uo rk|taguca|o. Otgotto in|mo jnmt|a{uo rk|taguca|o g|o u`o n`do do in|mo {ua |wn``o kyog cn`do do in|mo duwqwtmo g|awtkcca`. Wgfmkta{uomo`t# u`o JGR gn`wawto dn`g |kcawo| kutnu| du` rktao`t rn|tk`tu`o rao||o tf|krouta{uo# u`o iaju|o jnmt|a{uo dk`w co lut dkmrcaiao| ot dnrtamawo| co t|kykac do ckrao||o tf|krouta{uo. Dk`w go jo`|o do wna`# ck tto du rktao`t owt tnuhnu|w n|ao`to ku @n|d. @nuwrk|co|n`w dk`w ck wuato do rao||o do gn`tkgt rnu| ck rao||o {ua wo|k o` gn`tkgt kyog co rktao`t dk`w u`lut tf|krouta{uo ot `nuw rk|co|n`w do g|awtkuv r|arf|a{uow# rnu| cow rao||ow gn`wtatuk`tw ck iaju|ojnmt|a{uo.

    ;.< Cow |jcow dow 6 jnmt|aow g|awtkcca`ow r|arf|a{uowAc ovawto fuat jnmt|aow r|arf|a{uow# u`o rk| wqwtmo g|awtkcca`. O` in`gtan` du wqwtmo

    g|awtkcca` do ck rao||o do gn`tkgt ac ikud|k g|o| u`o JGR dn`t cow |jcow wn`t dn``ow ga dowwnuw.

    Wqwtmo gula{uo Wqwtmo {ukd|kta{uo Wqwtmo fovkjn`kc

    Gotto jnmt|ao owt gn`wtatuodu` gk|| do {ukt|o g|awtkuvr|arf|a{uow dn`t cow {ukt|ownmmotw wn`t n|ao`tw wu| cow

    {ukt|o rna`tw gk|da`kuv.

    Gotto iaju|o owt gn`wtatuodu` cnwk`jo dn`t cow rna`towwn`t n|ao`tow wu| cow {ukt|orna`tw gk|da`kuv. Go cnwk`jo

    rout t|o rcuw krcktao wuayk`tckvo @n|d Wud nu cKvo OwtNuowt.

    Ac wkjat do |kcawo| u` fovkjn`odn`t cu` wnmmotw rna`to yo|w co@n|d ot ckut|o ku Wud

  • 8/6/2019 Gomtries cristallines priphriques (GCP)

    2/4

    Wqwtmo t|ajn`kc Wqwtmo N|tfn|fnmla{uo Wqwtmo mn`ngca`a{uo

    Ck iaju|o jnmt|a{uo owt u`t|ak`jco. Ck rna`to du t|ak`jcorout r|o`d|o `amrn|to {uoccoda|ogtan` dow {ukt|o rna`twgk|da`kuv.

    Ck iaju|o jnmt|a{uo owt u`|ogtk`jco. Gotto inaw ga wo wn`t cowkvow ro|ro`dagucka|ow kuv gntw{ua wn`t n|ao`tow yo|w cow {ukt|orna`tw gk|da`kuv.

    Ck iaju|o jnmt|a{uo owt u`rk|kcccnj|kmmo# kugu` dowgntw ot kugu` dow wnmmotw `orna`to`t yo|w cow {ukt|o rna`twgk|da`kuv.

    Wqwtmo t|agca`a{uo Rao||ow kmn|rfow

    Ck iaju|o owt gnmrcovo ot daiiagaco dg|a|o _` go|gco do ;< rao||ow wo|k dawrnw kutnu| durktao`t.

    ;.7 Cow g|awtkuv r|arf|a{uow;.7.; Co g|awtkc do |ngfo

    Mka`to`k`t ynqn`w {uoccow wn`t cow rao||ow `nt|o dawrnwatan` rnu| |kcawo| gow jnmt|aowg|awtkcca`ow r|arf|a{uow. Co rcuw wamrco owt do gnmmo`go| rk| co g|awtkc do |ngfo. Gotto rao||oro|mot do da|ajo| c`o|jao do ikn` t|w oiiagkgo# n` k dn`g u` `nuyoku doj| do calo|t dk`w `nt|otogf`a{uo. O` rcuw dkmrcaiao| co rnuyna| do ck rao||o do gn`tkgt# ac yk t|o rnwwalco do gnmmu`a{uo| nudkwra|o| c`o|jao gn`to`uo dk`w cowrkgo do ck jnmt|ao g|awtkcca`o.

    Wa n` da|ajo tnutow cow rna`tow do g|awtkc do |ngfo yo|w covt|aou|o# cow `o|jaow `jktayow{una{uo ho r|i|o co to|mo dqwfk|mn`ao # wo|n`t d|ka`ow yo|w covt|aou|. Ck rao||o do gn`tkgtwo|k dn`g mna`w wnccagato.

    Wa n` da|ajo cow rna`tow do g|awtkc do |ngfo yo|w co rktao`t# gocua-ga |ogoy|k u`o j|k`do {uk`tatd`o|jao {ua wo|k gk`kcawo rk| ck rao||o do gn`tkgt. Wa n` utacawo dow g|awtkuv lato|ma`w cow douvoiiotw wo|n`t nlto`uw wamuctk`mo`t.

    Wa ck mnata dow rna`tow wn`t da|ajow yo|w co lkw ot ckut|o mnata yo|w co fkut# co t|k`wio|td`o|jao wo io|k du wortamo gfke|k yo|w co go`t|o gk|dak{uo ot du r|omao| gfke|k yo|w co go`t|ogk|dak{uo. Gowt u`o kut|o ikn` do dq`kmawo| co wqwtmo `o|jta{uo ot dnlto`a| cfk|mn`ao.

    N` rout kuwwa gfnawa| dow da|ogtan`w daii|o`tow rnu| cow g|awtkuv do |ngfo. Wa n` n|ao`to tnutowcow rna`tow yo|w co fkut du gn|rw o` jk|dk`t u`o rna`to da|ajo yo|w ck tto du rktao`t# n` yk ikyn|awo|co t|k`wio|t dow `o|jaow du r|omao| gfke|k yo|w cow gfke|kw wur|aou|w. Wa n` da|ajo tnutow cow rna`towyo|w co lkw du gn|rw o` jk|dk`t ck rna`to o`t|o cow raodw yo|w co fkut du gn|rw# n` ikyn|awo|k cot|k`wio|t dow `o|jaow du wortamo gfke|k yo|w cow gfke|kw a`i|aou|ow. Gotto togf`a{uo ro|mot dn`gdo |tklca| cfk|mn`ao do ct|o ot ka`wa do tomr|o| u` gk|kgt|o r|nin`dmo`t |you| nu to||o to||o.Rcuw ck JGR gnmrn|to|k do g|awtkuv ot rcuw cow |jckjow wo|n`t ia`w ot r|gaw.

  • 8/6/2019 Gomtries cristallines priphriques (GCP)

    3/4

    ;.7.< Cow rao||ow gncn|owN` rout kuwwa utacawo| dow rao||ow gncn|ow rnu| |kcawo| u`o jnmt|ao g|awtkcca`o r|arf|a{uo.

    Aga ck r|nr|at ynucuo wo|k cfk|mn`ao nu ck gnmrcmo`tk|at# rcuw {uo co t|k`wio|t `o|jta{uo. Rk|ovomrco wa n` t|kykacco wu| co gfke|k du gu| kyog u`o mkckgfato nu u`o kyo`tu|a`o ac rout t|o utacornu| gn`wo|yo| cfk|mn`ao do go go`t|o do |kcawo| u`o jnmt|ao g|awtkcca`o r|arf|a{uo o` {uk|tx|nwo nu o` |fndngf|nwato. Ka`wa co rktao`t wo|k lao` t|kat rk| ck mkckgfato {ua wo|k kmrcaiao# wk`w ika|o

    dikut ck gnucou| |nwo.Wa n` t|kato u` rktao`t {ua wk`w t|o `o|youv# fqro|to`du nu gnc|a{uo `o` domou|o rkw mna`wt|w |kgtai# kyog u`o rao||o |nujo tn`aiak`to ot `o|jawk`to# n` rout |kcawo| u`o jnmt|ao g|awtkcca`or|arf|a{uo kyog u`o rao||o lcouo# gnmrcmo`tka|o du |nujo rnu| ktt`uo| cow oiiotw do ck rao||o|nujo wk`w kct|o| wow yo|tuw tf|krouta{uow.

    Rcuw j`|kcomo`t wa cn` gn`wtkto u` dw{uacal|o wu| u` go`t|o# kcn|w {uo cn` t|kykacco wu| u`kut|o go`t|o# n` rout |kcawo| u`o jnmt|ao g|awtkcca`o r|arf|a{uo do ck gnucou| du go`t|odw{uacal| dk`w co wqwtmo g|awtkcca` do ck rao||o do gn`tkgt.

    Du` rna`t do yuo o`gn|o rcuw j`|kc# ac owt rnwwalco dutacawo| u`o w|ao do wort ma`|kuv kuvgnucou|w dawta`gtow# ikawk`t |i|o`go kuv wort gfke|kw. N` rn|to|k ck rao||o yo|to &nu |nwo! duwqwtmo fovkjn`kc wu| co gfke|k du gu| ot n` dawrnwo|k cow wav kut|ow kutnu| du gn|rw o` in|mk`tu`o tnaco do Dkyad. Cu`o dow l|k`gfow do ctnaco wo|k da|ajo yo|w co @n|d. Ck rao||o du wortamowo|k rckgo ku dowwuw do ck tto# gocco du r|omao| gfke|k ku `ayoku dow raodw. Ck rao||o du douvamo

    gfke|k o` fkut d|nato ku `ayoku do ck jn|jo# gocco du t|nawamo o` fkut jkugfo# ku `ayoku do ckjn|jo. Ck rao||o du ga`{uamo gfke|k wo|k rn|to o` lkw jkugfo ku `ayoku dow jo`nuv ot gocco duwavamo o` lkw d|nato ku `ayoku dow jo`nuv.

    ;.4 Gn`gcuwan` do ck rk|tao tfn|a{uoGotto mtfndo owt t|w oiiagkgo# occo ro|mot kuv rao||ow do gn`tkgt do wovr|amo| rcoa`omo`t

    ot do mna`w wo wktu|o|. Ck ru|aiagktan` dow rao||ow ka`wa kmrcaiaow wo|k rcuw kawo kr|w u` wna`. Cojka` doiiagkgat ro|mot do |kggnu|ga| cow wk`gow. Cow g|awtkuv r|arf|a{uow `o wn`t {uo dow |ockaw#acw `o wo wktu|o`t rkw ro`dk`t ck wk`go. Gotto mtfndo ro|mot do |owtku|o| cfk|mn`ao# dodq`kmawo| tnuw cow go`t|ow ot doiiogtuo| dow t|k`wio|tw d`o|jao o`t|o gfke|kw. Gowt t|w ruawwk`t.Occo k rk| gn`t|o u` rotat dikut 8 occo `o ro|mot do t|kykacco| {uo wu| u`o wqwtmo g|awtkcca` ck inaw.

  • 8/6/2019 Gomtries cristallines priphriques (GCP)

    4/4