鏂囩珷鎽樿锛欬/span>

鏈烘鍚堥噾鍖栵紙Mechanical Alloying锛岀畝绉?/span>MA锛夋槸鎸囬噾灞炴垨鍚堥噾绮夋湯鍦ㄩ珮鑳界悆纾ㄦ満涓€氳繃绮夋湯棰楃矑涓庣（鐞冧箣闂撮暱鏃堕棿婵€鐑堝湴鍐插嚮銆佺鎾烇紝浣跨矇鏈绮掑弽澶嶄骇鐢熷喎鐒娿€佹柇瑁傦紝瀵艰嚧绮夋湯棰楃矑涓師瀛愭墿鏁ｏ紝浠庤€岃幏寰楀悎閲戝寲绮夋湯鐨勪竴绉嶇矇鏈埗澶囨妧鏈€傛湰鏂囦互纭呴敆鍚堥噾鍜岀⒉鍖栭搵鍗婂浣撴潗鏂欏悎閲戝寲鍒跺瀹為獙涓轰緥锛屼粙缁嶄簡楂樿兘鐞冪（浠?/span>Emax鐨勪娇鐢ㄦ柟娉曞拰鎶€鏈紭鍔匡紝瀵瑰悎閲戞牱鍝佸埗澶囩殑搴旂敤鏈夊€熼壌浣滅敤銆侟/span>

浼犵粺鏂规硶鍒跺涓嶉攬閽㈢被鍚堥噾瑕佹眰楂樻俯涓嬭繘琛岀啍铻嶏紝濡傛灉闇€姹傞噺寰堝皬鎶戞垨鏃犳硶鐔旇瀺锛屾満姊板悎閲戞硶灏辨槸涓€涓緢濂界殑鏇夸唬鏂规硶锛屼紶缁熶笂浼氱敤琛屾槦寮忕悆纾ㄤ华鏉ュ畬鎴愩€侟/span>

涓婁笘绾?/span>60骞翠唬鏈紝缇庡浗鍥介檯闀嶅叕鍙哥敤鏈烘鍚堥噾娉曠涓€娆″埗澶囨垚鍔熻€愰珮娓╅晬閾佸悎閲戝苟浠ユ鐢宠涓撳埄銆傛満姊板悎閲戠爺纾ㄩ渶瑕佹湁寮哄姴鐨勫姩鑳芥妸鍥轰綋绮夋湯缁撳悎鍦ㄤ竴璧凤紝琛屾槦寮忕悆纾ㄤ华浜х敓鐨勯珮鑳芥挒鍑诲彲浠ユ彁渚涙墍闇€鑳介噺銆傚湪鐮旂（鐞冪殑鎾炲嚮鍜屾尋鍘嬩笅锛岀粏绮夐绮掍細鍙戠敓濉戞€у舰鍙樺苟涓旂剨鍚堝湪涓€璧枫€傛墍浠ユ満姊板悎閲戞硶鍙互寮ヨˉ浼犵粺楂樻俯鐔旇瀺鏃犳硶鍒跺鐨勬牱鍝佺殑涓嶈冻锛屽苟涓斿彲浠ュ埗澶囨洿澶ц嚜鐢卞害娣峰悎姣旂殑鏍峰搧銆侟/span>

鐑數鍚堥噾鏉愭枡

纭咃紙Si锛夊拰閿楋紙Ge锛夐兘鏄渶閫氱敤甯歌鍗婂浣撴潗鏂橖/span>鈥擖/span>鏄厜鐢电數姹犲拰鏅朵綋绠′骇涓氱殑鍩虹煶銆傜閿楀悎閲戞潗鏂欐€ц川濡傚甫闅欏彲浠ョ敱鏀瑰彉纭呭拰閿楁贩鍚堟瘮渚嬫潵璋冩暣銆傜儹鐢靛悎閲戞潗鏂欑敤浜庡埗閫犺埅澶╃儹鍋跺彂鐢垫満锛屼繚璇佷簡绌洪棿鎺㈢储鍜岃瘯楠岃澶囩殑鍔ㄥ姏渚涘簲銆侟/span>

鍦ㄥ晢鐢ㄧ儹鐢垫潗鏂欓鍩燂紝纰插寲閾嬶紙Bi2Te3锛夊洜鍏剁儹鐢垫晥鑳借浆鍖栫巼楂橈紝鏄爺绌舵渶澶氱殑鏉愭枡锛岃鐢ㄦ潵鍋氬崐瀵间綋鍒跺喎鍏冧欢銆侟/span>

楂樿兘鐞冪（浠?/span>Emax

Emax鐨勮浆閫熻兘杈惧埌姣忓垎閽烖/span>2000杞紝鐗规畩璁捐鐨勮窇閬撳瀷鐮旂（缃愬彲浠ヤ骇鍑烘洿澶х殑绮夌鑳姐€傜粨鍚堜簡楂橀€熸挒鍑诲姏鍜屽瘑闆嗘懇鎿﹀姏锛岄珮鑳界悆纾ㄤ华鐨勫己鍔茶兘閲忚緭鍏ュ彲浠ュ仛蹇€熺撼绫崇爺纾ㄥ疄楠屽拰鏈烘鍚堥噾搴旂敤銆傝窇閬撳瀷鐨勭爺纾ㄧ綈鍜屽亸蹇冭疆杩愬姩鏂瑰紡锛屾湁鏁堜繚璇佷簡鏍峰搧鐨勬贩鍚堬紝鏍峰搧鏈€鍚庝笉浠呭彲浠ョ（寰楀緢缁嗭紝绮掑害鍒嗗竷鑼冨洿涔熶細鍙樺緢绐勩€侟/span>

鍐呯疆姘村喎绠¤矾鍙互蹇€熷甫璧版牱鍝佸瓙鍟婄爺纾ㄤ腑浜х敓鐨勭儹閲忥紝淇濇姢鏍峰搧鍏嶅彈杩囬珮娓╁害褰卞搷锛屼粠鑰屽彲浠ヤ笉鍍忚鏄熷紡鐞冪（浠竴鏍烽渶瑕侀棿姝囧仠杞紝澶уぇ鎻愰珮鐮旂（宸ヤ綔鏁堢巼銆傚鏋滄湁鏇翠弗鏍肩殑鎺ф俯闇€瑕侊紝Emax杩樺彲浠ュ鎺ュ喎姘存満锛岃繘涓€姝ラ檷浣庣爺纾ㄦ俯搴︼紙鏈€浣庡伐浣滄俯搴︿笉鑳戒綆浜嶞/span>5鎽勬皬搴︼級銆侟/span>

鍥近/span>1锛氱爺纾ㄥ墠鏍峰搧XRD鍒嗘瀽缁撴灉Si锛堢孩锛堻/span>Ge锛堢豢锛夋暣涓壂鎻忚寖鍥翠粠10-60掳锛屽彲浠ョ湅鍑裹/span>Si鍜孅/span>Ge鏅堕潰鐗瑰緛宄般€侟/span>

鍥近/span>2锛氱爺纾?/span>5灏忔椂鍚嶞/span>XRD鍒嗘瀽缁撴灉鍙互鐪嬪嚭鏅堕潰鐗瑰緛宄板凡缁忓亸绉诲拰鍚堝苟锛屾満姊板悎閲戝寲宸叉湁鏁堟灉

鍥近/span>3:鐮旂（5,8,9灏忔椂鍚嶞/span>XRD鍒嗘瀽缁撴灉鏅堕潰鐗瑰緛宄板€间細鏈夋墍鍙樼獎鍜岃縼绉伙紝鏄剧ず5-6灏忔椂鐨勫弽搴斿悗鏈烘鍚堥噾鍙嶅簲宸茬粡鍩烘湰瀹屾垚

鍘熸潵纭呭拰閿楃殑鏈烘鍚堥噾鍖栧弽搴旂敤鏄敤琛屾槦寮忕悆纾ㄤ华杩涜鐨勶紝浣嗘槸浼氭湁寰堝闂瀵艰嚧缁撴灉涓嶅敖濡備汉鎰忋€傝鏄熷紡鐞冪（浠渶瑕佽嚦灏慄/span>80鍒嗛挓鎵嶈兘鎶婃牱鍝佸鐞嗗埌鍙互杩涜鏈烘鍚堥噾鍖栫殑鍒濆缁嗗害锛屾帴涓嬫潵鍗充娇鐢ㄤ腑浣庤浆閫烖/span>400杞?/span>/鍒嗕篃浼氬鑷存牱鍝佸湪鐮旂（缃愪腑缁撳潡锛屾棤娉曚娇鐢ㄥ叾鍏ㄩ儴鑳介噺鏉ヨ繘琛屾満姊板悎閲戝弽搴斻€傚彟涓€涓棶棰樻槸鐮旂（缃愯繃鐑渶瑕侀棿姝囷紝鍦ㄦ暣涓?/span>13灏忔椂鐨勫弽搴旀椂闂翠腑闇€瑕侀澶栧姞鍏ヨ嚦灏慄/span>90鍒嗛挓鍋滄鏃堕棿銆傝€岄珮鑳界悆纾ㄤ华Emax鑷甫姘村喎鍔熻兘锛岄珮閫熻繍琛屼篃鏃犻渶闂存瓏锛屾病鏈夋牱鍝佺粨鍧楃殑鐜拌薄锛屽悓鏃惰繕澶уぇ鎻愰珮浜嗗弽搴旀晥鐜囥€侟/span>

鍥近/span>4鍥近/span>5

Bi鍜孅/span>Te鏈烘鍚堥噾鍙嶅簲1灏忔椂鍚嶞/span>XRD鍒嗘瀽缁撴灉鍥近/span>4涓虹悆鏂欐瘮10:1锛堜綋绉瘮锛夊浘5涓虹悆鏂欐瘮5:1锛堜綋绉瘮锛堻/span>

鏈烘鍚堥噾娉曞埗澶囩閿楀悎閲慄/span>

纭呴敆鍚堥噾姣斾负SI 3.63鍏婞/span>Ge2.36鍏嬶紝鐢?/span>50ml纰冲寲閽ㄧ爺纾ㄧ綈锛孅/span>10mm纰冲寲閽ㄧ爺纾ㄧ悆8涓紙鐞冩枡姣擖/span>10:1锛夈€傜鏂欏拰閿楁枡鐨勫師濮嬪昂瀵镐负1-25mm鍜孅/span>4mm銆侟/span>2000杞?/span>/鍒咟/span>20鍒嗛挓鍚庯紝鏍峰搧宸茬粡寰矇鍖栨棤缁撳潡鐜拌薄銆傛帴涓嬫潵1200杞?/span>/鍒咟/span>9涓皬鏃讹紙姣忛殧1灏忔椂涓棿闂存瓏1鍒嗛挓鍚庡弽杞牱鍝佷互閬垮厤鏍峰搧缁撳潡锛夈€侟/span>

鏈烘鍚堥噾鍙嶅簲鍓岦/span>20鍒嗛挓鏍峰搧鍋氫簡XRD瀹氭€у拰瀹氶噺鍒嗘瀽锛孅/span>Si鍜孅/span>Ge鐨勭壒寰佸嘲鍊奸兘鍙互寰堟竻鏅板湴杈ㄨ鍑烘潵锛岃鏄庣⒊鍖栭挩鐞冨嚑涔庢病鏈変骇鐢熸懇鎿︽晥搴斻€侟/span>

鍦ㄦ暣涓弽搴旇繃绋嬩腑鍚堥噾濮嬬粓淇濇寔寰矇鍖栵紝Emax鐨勬俯搴︽病鏈夎秴杩嘃/span>30鈩冦€傜粡杩嘃/span>9涓皬鏃剁殑鍙嶅簲鍚庯紝鏁翠釜鏍峰搧鍩烘湰娑堥櫎浜嗕笉瀹氬舰鎬侊紝鍛堝井鏅剁姸鎬併€侟/span>

鏈烘鍚堥噾娉曞埗澶囩⒉鍖栭搵

鐮旂┒涓嶅悓鐞冩枡姣旓紙10:1鎴朁/span>5:1锛夊鍙嶅簲鐨勫奖鍝嶏紝50ml涓嶉攬閽㈢爺纾ㄧ綈锛孅/span>10mm涓嶉攬閽㈢爺纾ㄧ悆10涓€侟/span>鐞冩枡姣擖/span>10:1鐨勭綈瀛愪腑鍔犲叆2.09鍏婞/span>Bi鍜孅/span>1.91鍏婞/span>Te銆侟/span>鐞冩枡姣擖/span>5:1鐨勭綈瀛愪腑鍔犲叆4.18鍏婞/span>Bi鍜孅/span>3.83鍏婞/span>Te銆侟/span>800杞?/span>/鍒咟/span>70鍒嗛挓锛堟瘡10鍒嗛挓闂存瓏1鍒嗛挓骞跺弽杞級锛岀粨鏋滃仛浜咟/span>XRD鍒嗘瀽銆侟/span>

鍦ㄧ粡杩囪繎1灏忔椂鏈烘鍚堥噾鐮旂（锛孅/span>Bi鍜孅/span>Te鐨勭壒寰佸嘲閮芥湁鏄庢樉鍙鲸鐨勫亸绉伙紝鏄剧ず鍖栧悎鐗?/span>Bi2Te3寮€濮嬪舰鎴愩€傜悆鏂欐瘮10:1鐨勬牱鍝佸舰鎴愰€熷害姣擖/span>5:1鐨勬洿蹇紝鍥犱负5锛欬/span>1鏍峰搧涓?/span>Te鐨勭壒寰佸嘲鍊煎己搴︽洿澶э紝璇存槑10:1鏍峰搧涓殑Te鍙嶅簲鍦版洿澶氥€傚悎閲戝弽搴旂户缁?/span>1200杞?/span>/鍒咟/span>3灏忔椂鍚庯紝娌℃湁鏍峰搧缁撳潡銆侟/span>

鍜屽師鏉ョ敤娣峰悎鐮旂（浠?/span>1200杞?/span>/鍒咟/span>6.5灏忔椂鍒跺鐩告瘮锛岄珮鑳界悆纾ㄤ华Emax鍙渶瑕?/span>2-3涓皬鏃跺€欏氨鑳借交鏉惧畬鎴愪换鍔°€侟/span>