{"id":194527,"date":"2020-01-26T06:04:44","date_gmt":"2020-01-25T22:04:44","guid":{"rendered":"\/\/m.iemloyee.com\/?p=194527"},"modified":"2020-01-25T18:05:13","modified_gmt":"2020-01-25T10:05:13","slug":"%e7%9a%87%e5%ae%b6%e5%a2%a8%e5%b0%94%e6%9c%ac%e7%90%86%e5%b7%a5%e5%a4%a7%e5%ad%a6%e9%a9%ac%e5%89%8d%e5%9b%a2%e9%98%9fnat-commun-%ef%bc%9a%e9%ab%98%e5%bc%ba%e5%ba%a6%e8%b6%85%e5%a3%b0%e6%8e%a7","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=194527","title":{"rendered":"\u7687\u5bb6\u58a8\u5c14\u672c\u7406\u5de5\u5927\u5b66\u9a6c\u524d\u56e2\u961fNat. Commun.\uff1a\u9ad8\u5f3a\u5ea6\u8d85\u58f0\u63a7\u5236\u91d1\u5c5e3D\u6253\u5370\u8fc7\u7a0b\u4e2d\u7684\u6676\u7c92\u7ed3\u6784"},"content":{"rendered":"<p><b><\/b><strong><b>\u3010\u5f15\u8a00\u3011<\/b><\/strong><\/p>\n<p>\u57fa\u4e8e\u7194\u878d\u7684\u91d1\u5c5e\u589e\u6750\u5236\u9020\uff08AM\uff09\u5de5\u827a\u7684\u7279\u70b9\u662f\u7194\u6c60\u8f83\u5c0f\uff0c\u5e76\u4e14\u4ece\u56fa\u6db2\u754c\u9762\u5230\u6db2\u6001\u91d1\u5c5e\u7684\u6e29\u5ea6\u68af\u5ea6\u90fd\u5f88\u9661\u3002\u56e0\u6b64\uff0c\u51dd\u56fa\u8fc7\u7a0b\u663e\u793a\u51fa\u5c42\u4e0e\u5c42\u4e4b\u95f4\u5f3a\u70c8\u7684\u5916\u5ef6\u751f\u957f\u8d8b\u52bf\uff0c\u8fd9\u5bfc\u81f4\u5728\u5927\u591a\u6570\u589e\u6750\u5236\u9020\u7684\u91d1\u5c5e\u6750\u6599\u4e2d\u6cbf\u6784\u9020\u65b9\u5411\u5f62\u6210\u67f1\u72b6\u6676\u7c92\uff0c\u8fd9\u4f1a\u5bfc\u81f4\u6027\u80fd\u5404\u5411\u5f02\u6027\uff0c\u964d\u4f4e\u673a\u68b0\u6027\u80fd\u5e76\u589e\u52a0\u70ed\u6495\u88c2\u7684\u8d8b\u52bf\u3002\u56e0\u6b64\uff0c\u91d1\u5c5e\u589e\u6750\u5236\u9020\u7684\u5173\u952e\u76ee\u6807\u662f\u5728\u6574\u4e2a\u96f6\u4ef6\u4e2d\u7528\u7ec6\u7684\u7b49\u8f74\u6676\u7c92\u4ee3\u66ff\u7c97\u5927\u7684\u67f1\u72b6\u6676\u7c92\u3002\u949b\u5408\u91d1Ti-6Al-4V\u662f\u949b\u884c\u4e1a\u7684\u57fa\u51c6\u5408\u91d1\uff0c\u4e5f\u662f\u76ee\u524d\u7814\u7a76\u6700\u5e7f\u6cdb\u7684\u91d1\u5c5eAM\u5408\u91d1\u3002\u7136\u800c\uff0c\u4e0d\u540c\u7194\u5408\u5de5\u827a\u5236\u5907\u7684Ti-6Al-4V\u5177\u6709\u8f83\u5f3a\u7684\u67f1\u72b6\u6676\u7c92\u7ed3\u6784\u3002AM\u5236\u9020\u7684Ti-6Al-4V\u4e2d\u7684\u67f1\u72b6prior-\u03b2\u6676\u7c92\u6cbf\u6784\u9020\u65b9\u5411\u5177\u6709\u5f3a&lt;001&gt;\u53d6\u5411\u3002\u8fd9\u5c31\u4ea7\u751f\u4e86\u4e00\u4e2a\u03b2\u2192\u03b1\u7684\u8f6c\u53d8\u7ec7\u6784\uff0c\u8fd9\u662fAM\u9274\u5b9a\u7684\u91cd\u8981\u8003\u8651\u56e0\u7d20\uff0c\u56e0\u4e3a\u5b83\u5bfc\u81f4\u4e86\u529b\u5b66\u6027\u80fd\u7684\u5404\u5411\u5f02\u6027\u3002\u6b64\u5916\uff0c\u6839\u636e\u4e3a\u5c42\u72b6\u03b1\u2013\u03b2 Ti-6Al-4V\u5efa\u7acb\u7684Hall-Petch\u5173\u7cfb\uff0c\u7c97\u5927\u7684\u67f1\u72b6prior-\u03b2\u6676\u7c92\u53ef\u80fd\u4f1a\u8fdb\u4e00\u6b65\u964d\u4f4eTi-6Al-4V\u7684\u5f3a\u5ea6\uff0c\u8fd9\u901a\u5e38\u4e0d\u5229\u4e8e\u7ec4\u4ef6\u9274\u5b9a\u6216\u76ee\u6807\u5e94\u7528\u3002\u9ad8\u5f3a\u5ea6\u8d85\u58f0\u5728\u4ece\u6db2\u4f53\u5230\u56fa\u4f53\u7684\u7ed3\u6676\u8fc7\u7a0b\u4e2d\u7684\u5e94\u7528\u4f1a\u660e\u663e\u5f71\u54cd\u7ed3\u6676\u6750\u6599\u7684\u6027\u80fd\u3002\u7136\u800c\uff0c\u5229\u7528\u8d85\u58f0\u6210\u529f\u6291\u5236AM\u8fc7\u7a0b\u4e2d\u7684\u67f1\u72b6\u6676\u7c92\u7ed3\u6784\u7684\u7814\u7a76\u5c1a\u672a\u89c1\u62a5\u9053\u3002<\/p>\n<p><strong><b>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/b><\/strong><\/p>\n<p>\u8fd1\u65e5\uff0c\u5728<strong><b>\u7687\u5bb6\u58a8\u5c14\u672c\u7406\u5de5\u5927\u5b66\u9a6c\u524d\u6559\u6388<\/b><\/strong><strong><b>\u56e2\u961f\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/b><\/strong>\u5e26\u9886\u4e0b\uff0c\u4e0e<strong><b>\u6606\u58eb\u5170\u5927\u5b66<\/b><\/strong>\u5408\u4f5c\uff0c\u91c7\u7528\u9ad8\u5f3a\u5ea6\u8d85\u58f0\u63a7\u5236AM\u5236\u9020\u7684Ti-6Al-4V\u7684\u51dd\u56fa\u548c\u6676\u7c92\u7ed3\u6784\uff0c\u8fd9\u4f7f\u5706\u67f1prior-\u03b2\u6676\u7c92\u5b8c\u5168\u8f6c\u53d8\u4e3a\u7b49\u8f74\u7ec6\u6676\u7c92\uff08\u7ea6100\u03bcm\uff09\uff0c\u4ece\u800c\u4f7f\u5c48\u670d\u5e94\u529b\u548c\u62c9\u4f38\u5f3a\u5ea6\u63d0\u9ad8\u4e8612\uff05\u3002 \u8fdb\u4e00\u6b65\u8bc1\u660e\u4e86\u6240\u63d0\u51fa\u7684\u65b9\u6cd5\u9002\u7528\u4e8e\u954d\u57fa\u9ad8\u6e29\u5408\u91d1Inconel 625\u7684\u589e\u6750\u5236\u9020\uff0c\u57fa\u4e8e\u7194\u5408\u7684AM\u5177\u6709\u8f83\u5f3a\u7684\u67f1\u72b6\u6676\u7c92\uff0c\u56e0\u6b64\u53ef\u4ee5\u9884\u671f\u5b83\u540c\u6837\u9002\u7528\u4e8e\u5176\u5b83\u91d1\u5c5e\u6750\u6599\u7684AM\u3002\u5bf9\u589e\u6750\u5236\u9020\u8fc7\u7a0b\u4e2d\u8d85\u58f0\u573a\u7684\u8bc4\u4f30\u8868\u660e\uff0c\u5bf9\u4e8e\u5927\u4f53\u79ef\u589e\u6750\u5236\u9020\u8fc7\u7a0b\u4e2d\u8d85\u58f0\u6676\u7c92\u7ec6\u5316\uff0c\u8d85\u58f0\u6362\u80fd\u5668\u5143\u4ef6\u7684\u9009\u62e9\u53ef\u80fd\u662f\u91cd\u8981\u7684\u5b9e\u9645\u8003\u8651\u56e0\u7d20\uff0c\u5efa\u8bae\u91c7\u7528\u89e3\u51b3\u65b9\u6848\u3002\u76f8\u5173\u6210\u679c\u4ee5\u9898\u4e3a<strong><b>\u201c<\/b><\/strong><strong><b>Grain structure control during metal 3D printing<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>by high-intensity ultrasound<\/b><\/strong><strong><b>\u201d<\/b><\/strong>\u53d1\u8868\u5728\u4e86<strong><b>Nat. Commun.<\/b><\/strong>\u4e0a\u3002<\/p>\n<p><strong><b>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n<p><strong><b>\u56fe1<\/b><\/strong><strong><b>\u00a0\u91d1\u5c5e\u589e\u6750\u5236\u9020\u8fc7\u7a0b\u4e2d\u7684\u9ad8\u5f3a\u5ea6\u8d85\u58f0<\/b><\/strong><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-194528\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/1-21.jpg\" alt=\"\" width=\"600\" height=\"284\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/1-21.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/1-21-300x142.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/b><\/strong><\/p>\n<p>\u6a2a\u622a\u9762\u793a\u610f\u56fe\u663e\u793a\u901a\u8fc7\u6fc0\u5149DED\u65bd\u52a0\u5230\u4ee520 kHz\u7684\u9891\u7387\u632f\u52a8\u8d85\u58f0\u63a2\u5934\u7684\u91d1\u5c5eAM\u3002\u9ad8\u5f3a\u5ea6\u8d85\u58f0\u5728\u6db2\u6001\u91d1\u5c5e\u4e2d\u5f62\u6210\u7684\u58f0\u7a7a\u5316\u548c\u6d41\u573a\uff0c\u53ef\u4ee5\u5728\u51dd\u56fa\u8fc7\u7a0b\u4e2d\u5267\u70c8\u6405\u52a8\u7194\u4f53\uff0c\u4ece\u800c\u4fc3\u8fdb\u660e\u663e\u7684\u7ed3\u6784\u6539\u6027\u6216\u7ec6\u5316\u3002<\/p>\n<p><strong><b>\u56fe2<\/b><\/strong><strong><b>\u00a0\u9ad8\u5f3a\u5ea6\u8d85\u58f0\u7ec6\u5316AM\u5236\u9020\u7684Ti-6Al-4V\u7684\u6676\u7c92<\/b><\/strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-194529\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/2-20.jpg\" alt=\"\" width=\"600\" height=\"399\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/2-20.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/2-20-300x200.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>a\uff0cb\uff09\u5728\u6ca1\u6709\uff08a\uff09\u548c\u6709\uff08b\uff09\u8d85\u58f0\u5904\u7406\u7684\u60c5\u51b5\u4e0b\uff0c\u6837\u54c1\u7684\u5149\u5b66\u663e\u5fae\u955c\u56fe\u50cf\u3002<\/p>\n<p>c\uff0cd\uff09\u504f\u5149\u663e\u5fae\u955c\u56fe\u50cf\u663e\u793a\u5927\u7684\u67f1\u72b6\u6676\u7c92\uff08c\uff09\u548c\u7ec6\u7b49\u8f74\u6676\u7c92\uff08d\uff09\u3002<\/p>\n<p>e\uff0cf\uff09\u6709\u548c\u6ca1\u6709\u8d85\u58f0\u5904\u7406\u7684\u6837\u54c1\u7684prior-\u03b2\u6676\u7c92\u5c3a\u5bf8\uff08e\uff09\u548cprior-\u03b2\u6676\u7c92\u957f\u5bbd\u6bd4\uff08f\uff09\u7684\u76f4\u65b9\u56fe\u3002c\u548cd\u4e2d\u7684prior-\u03b2\u6676\u754c\u4ee5\u767d\u8272\u8868\u793a\u3002\u6bd4\u4f8b\u5c3a\uff1a1 mm\u3002<\/p>\n<p><strong><b>\u56fe3<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>\u901a\u8fc7<\/b><\/strong><strong><b>\u6709\u548c\u6ca1\u6709\u9ad8\u5f3a\u5ea6\u8d85\u58f0\u7684AM\u5236\u9020\u7684Ti-6Al-4V\u7684\u5fae\u89c2\u7ed3\u6784\u8868\u5f81<\/b><\/strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-194530\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/3-21.jpg\" alt=\"\" width=\"600\" height=\"382\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/3-21.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/3-21-300x191.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>a\u2013d \uff09SEM\u56fe\u50cf\u663e\u793a\u4e86\u6ca1\u6709\uff08a\uff0cc\uff09\u548c\u6709\uff08b\uff0cd\uff09\u8d85\u58f0\u7684\u6837\u54c1\u4e2dprior-\u03b2\u6676\u7c92\u5185\u90e8\u7684\u03b1-\u03b2\u7ed3\u6784\u3002<\/p>\n<p>e\uff0cf\uff09\u6ca1\u6709\uff08e\uff09\u548c\u6709\uff08f\uff09\u8d85\u58f0\u7684\u6837\u54c1\u7684\u03b1\u677f\u6761\u539a\u5ea6\u7684\u76f4\u65b9\u56fe\u3002a\u548cb\u4e2d\u7684prior-\u03b2\u6676\u754c\u4ee5\u767d\u8272\u8868\u793a\u3002\u6bd4\u4f8b\u5c3a\uff1aa\uff0cb\u4e2d\u768450\u03bcm\u548cc\uff0cd\u4e2d\u76845\u03bcm\u3002<\/p>\n<p><strong><b>\u56fe<\/b><\/strong><strong><b>4 \u901a\u8fc7\u9ad8\u5f3a\u5ea6\u8d85\u58f0<\/b><\/strong><strong><b>\u7684<\/b><\/strong><strong><b>AM\u5236\u9020\u7684Ti-6Al-4V\u4e2d\u7684\u7ec7\u6784\u53d8\u5316<\/b><\/strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-194531\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/4-20.jpg\" alt=\"\" width=\"600\" height=\"521\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/4-20.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/4-20-300x261.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>a\uff0cc\uff09\u5728\u6ca1\u6709\uff08a\uff09\u548c\u6709\uff08c\uff09\u8d85\u58f0\u7684\u6837\u54c1\u4e2d\uff0c\u03b1\u76f8\u6cbf\u6784\u5efa\u65b9\u5411\uff08z\uff09\u7684\u53cd\u6781\u56fe\uff08\u7531EBSD\u6d4b\u91cf\uff09\u3002<\/p>\n<p>b\uff0cd\uff09\u5728\u6ca1\u6709\uff08b\uff09\u548c\u6709\uff08d\uff09\u8d85\u58f0\u7684\u6837\u54c1\u4e2d\uff0c\u03b2\u76f8\u6cbf\u6784\u5efa\u65b9\u5411\uff08z\uff09\u7684\u53cd\u6781\u56fe\uff08\u4ecea\u548cc\u4e2d\u7684\u03b1\u76f8\u56fe\u91cd\u5efa\uff09\u3002<\/p>\n<p>e\uff0cf\uff09\u5728\u6ca1\u6709\uff08e\uff09\u548c\u6709\uff08f\uff09\u8d85\u58f0\u7684\u6837\u54c1\u4e2d\u6d4b\u5f97\u03b1\u76f8\u7684{0001}\u8f6e\u5ed3\u6781\u56fe\uff08\u4ee5MUD\uff1a\u5747\u5300\u5206\u5e03\u7684\u500d\u6570\uff09\u3002<\/p>\n<p>g\uff0ch\uff09\u5728\u6ca1\u6709\uff08g\uff09\u548c\u6709\uff08h\uff09\u8d85\u58f0\u7684\u6837\u672c\u4e2d\u91cd\u5efa\u7684\u03b2\u76f8\u7684{001}\u8f6e\u5ed3\u6781\u56fe\uff08\u5728MUD\u4e2d\uff09\u3002b\u548cd\u4e2d\u7684\u9ed1\u7ebf\u8868\u793a\u9ad8\u89d2\u5ea6\u6676\u754c\uff08\u53d6\u5411\u9519\u8bef&gt; 10\u00b0\uff09\u3002\u6bd4\u4f8b\u5c3a\uff1a250\u03bcm\u3002<\/p>\n<p><strong><b>\u56fe<\/b><\/strong><strong><b>5<\/b><\/strong><strong><b>\u00a0AM\u5236\u9020\u7684Ti-6Al-4V\u7684\u62c9\u4f38\u6027\u80fd<\/b><\/strong><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-194532\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/5-16.jpg\" alt=\"\" width=\"600\" height=\"211\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/5-16.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/5-16-300x106.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/b><\/strong><\/p>\n<p>a\uff09\u672a\u8d85\u58f0\u548c\u6709\u8d85\u58f0\u7684\u6837\u54c1\u7684\u5de5\u7a0b\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\u3002\u8bef\u5dee\u68d2\u4ee3\u8868\u4e09\u4e2a\u6d4b\u8bd5\u7684\u4e00\u4e2a\u6807\u51c6\u504f\u5dee\u3002<\/p>\n<p>b\uff09\u5728\u8fd9\u9879\u5de5\u4f5c\u4e2d\uff0c\u4e0e\u8d85\u58f0\u6ce2\u76f8\u6bd4\uff0c\u901a\u8fc7\u5316\u5b66\u6dfb\u52a0\uff0cAM\u5236\u9020\u7684Ti-6Al-4V\u7684\u5c48\u670d\u5e94\u529b\u53d8\u5316\u3002\u00a0<\/p>\n<p>c\uff09\u6839\u636e\u6587\u732e\u548c\u8fd9\u9879\u5de5\u4f5c\uff0c\u62c9\u4f38\u5c48\u670d\u5e94\u529b\u4e0eprior-\u03b2\u6676\u7c92\u5c3a\u5bf8\u7684\u5e73\u65b9\u6839\u6210\u53cd\u6bd4\u3002c\u4e2d\u7684\u5b9e\u7ebf\u8868\u793a\u6700\u4f73\u62df\u5408\u7684\u970d\u5c14-\u4f69\u5947\u7ebf\uff08\u03c3<sub>y<\/sub>=\u03c3<sub>0<\/sub>+ kd<sup>-1\/2<\/sup>\uff0c\u03c3<sub>0<\/sub>\uff1a\u6469\u64e6\u5e94\u529b\uff1bk\uff1a\u6750\u6599\u5e38\u6570\uff1bd\uff1a\u6676\u7c92\u5c3a\u5bf8\uff09\uff0c\u800c\u865a\u7ebf\u5b9a\u4e49\u4e3a\u6cbf\u7ebf\u6027\u62df\u5408\u7684\u00b10.15\u03c3<sub>0<\/sub>\uff08\u5176\u4e2d\u03c3<sub>0<\/sub>= 710 MPa\uff09\u3002<\/p>\n<p><strong><b>\u56fe6\uff1a\u4f7f\u7528\u548c\u4e0d\u4f7f\u7528\u9ad8\u5f3a\u5ea6\u8d85\u58f0\u7684Inconel 625\u7684AM<\/b><\/strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-194533\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/6-11.jpg\" alt=\"\" width=\"600\" height=\"339\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/6-11.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/6-11-300x170.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>a\uff0cb\uff09\u5728\u6ca1\u6709\uff08a\uff09\u548c\u6709\uff08b\uff09\u8d85\u58f0\u7684\u6837\u54c1\u4e2d\uff0c\u03b3\u76f8\u6cbf\u6784\u5efa\u65b9\u5411\uff08z\uff09\u7684\u53cd\u6781\u56fe\u3002<\/p>\n<p>c\uff0cd\uff09\u5728\u6ca1\u6709\uff08c\uff09\u548c\u6709\uff08d\uff09\u8d85\u58f0\u7684\u6837\u54c1\u4e2d\uff0c\u03b3\u76f8\u7684{001}\u8f6e\u5ed3\u6781\u56fe\uff08\u4ee5MUD\uff1a\u5747\u5300\u5206\u5e03\u7684\u500d\u6570\uff09\u3002<\/p>\n<p>e\uff09\u5728AM\u8fc7\u7a0b\u4e2d\u901a\u8fc7\u5f00\u542f\u548c\u5173\u95ed\u8d85\u58f0\u6ce2\u5236\u4f5c\u7684\u6837\u54c1\u7684\u6784\u5efa\u65b9\u5411\uff08z\uff09\u7ed8\u5236\u53cd\u6781\u56fe\u3002 \u6bd4\u4f8b\u5c3a\uff0c250\u03bcm\u3002\u6bd4\u4f8b\u5c3a\uff1a250\u03bcm\u3002<\/p>\n<p><strong><b>\u56fe7\uff1aTi-6Al-4V\u7684\u589e\u6750\u5236\u9020\u8fc7\u7a0b\u4e2d\u7684\u9ad8\u5f3a\u5ea6\u8d85\u58f0\u6761\u4ef6<\/b><\/strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-194534\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/7-6.jpg\" alt=\"\" width=\"600\" height=\"284\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/7-6.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/01\/7-6-300x142.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u3010<strong><b>\u5c0f\u7ed3<\/b><\/strong>\u3011<\/p>\n<p>\u603b\u4e4b\uff0c\u9ad8\u5f3a\u5ea6\u8d85\u58f0\u5df2\u88ab\u7528\u4e8e\u89e3\u51b3\u91d1\u5c5eAM\u4e2d\u4e00\u4e2a\u957f\u671f\u5b58\u5728\u7684\u95ee\u9898\uff0c\u5373\u5f3a\u5916\u5ef6\u751f\u957f\u4fc3\u8fdb\u4e86\u6cbf\u6784\u5efa\u65b9\u5411\u7684\u67f1\u72b6\u6676\u7c92\u7684\u5f62\u6210\u3002\u5728Ti-6Al-4V\u7684\u589e\u6750\u5236\u9020\u8fc7\u7a0b\u4e2d\u4f7f\u7528\u8d85\u58f0\u6ce2\u80fd\u591f\u5f62\u6210\u5b8c\u5168\u7b49\u8f74\u7684\u7ed3\u6784\uff0c\u4ece\u800c\u6539\u5584\u4e86\u5fae\u89c2\u7ed3\u6784\u7684\u5747\u5300\u6027\uff0c\u663e\u7740\u51cf\u5c0f\u4e86prior-\u03b2\u6676\u7c92\u5c3a\u5bf8\uff0c\u5e76\u663e\u7740\u524a\u5f31\u4e86\u51dd\u56fa\u7ec4\u7ec7\u3002\u8fd9\u9879\u5de5\u4f5c\u5f3a\u8c03\u4e86prior-\u03b2\u6676\u7c92\u7ec6\u5316\u5728AM Ti-6Al-4V\u7684\u62c9\u4f38\u6027\u80fd\u4e2d\u7684\u91cd\u8981\u4f5c\u7528\u3002\u5bf9\u8d85\u58f0\u6761\u4ef6\u7684\u8bc4\u4f30\u8868\u660e\uff0c\u8d85\u58f0\u6362\u80fd\u5668\u5143\u4ef6\u7684\u9009\u62e9\u53ef\u4ee5\u6210\u4e3a\u5927\u6279\u91cf\u5236\u9020AM\u6784\u4ef6\u7ed3\u6784\u4f18\u5316\u7684\u4e00\u4e2a\u91cd\u8981\u7684\u5b9e\u9645\u8003\u8651\uff0c\u5efa\u8bae\u4f7f\u7528\u78c1\u81f4\u4f38\u7f29\u6362\u80fd\u5668\u3002\u4e3a\u4e86\u8bc4\u4f30\u65b9\u6cd5\u7684\u901a\u7528\u6027\uff0c\u5c06\u8d85\u58f0\u6ce2\u6676\u7c92\u7ec6\u5316\u65b9\u6cd5\u6210\u529f\u5e94\u7528\u4e8eInconel 625\u7684\u589e\u6750\u5236\u9020\uff0c\u5305\u62ec\u901a\u8fc7\u7b80\u5355\u5730\u6253\u5f00\u548c\u5173\u95ed\u8d85\u58f0\u6ce2\uff0c\u6cbf\u7740\u6784\u5efa\u9ad8\u5ea6\u521b\u5efa\u4ea4\u66ff\u7684\u67f1\u72b6\/\u7b49\u8f74\/\u67f1\u72b6\u7684Inconel 625\u6676\u7c92\u7ed3\u6784\u3002\u56e2\u961f\u5e0c\u671b\u8fd9\u9879\u6280\u672f\u53ef\u4ee5\u63a8\u5e7f\u5230\u5176\u4ed6\u91d1\u5c5e\u6750\u6599\u7684\u589e\u6750\u5236\u9020\u3002<\/p>\n<p><strong><b>\u6587\u732e\u94fe\u63a5\uff1a<\/b><\/strong><a href=\"https:\/\/www.proxydgb.buap.mx:2280\/articles\/s41467-019-13874-z\" target=\"_blank\" rel=\"noopener\"><u>Grain structure control during metal 3D printing<\/u><u>\u00a0<\/u><u>by high-intensity ultrasound<\/u><\/a>\uff08Nat. Commun.\uff0c\u00a02020\uff0cDOI:10.1038\/s41467-019-13874-z\uff09<\/p>\n<p>\u672c\u6587\u7531<strong><b>\u6728\u6587\u97ec<\/b><\/strong>\u7ffb\u8bd1\u3002<\/p>\n<p>\u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u5f15\u8a00\u3011 \u57fa\u4e8e\u7194\u878d\u7684\u91d1\u5c5e\u589e\u6750\u5236\u9020\uff08AM\uff09\u5de5\u827a\u7684\u7279\u70b9\u662f\u7194\u6c60\u8f83\u5c0f\uff0c\u5e76\u4e14\u4ece\u56fa\u6db2\u754c\u9762\u5230\u6db2\u6001\u91d1\u5c5e\u7684\u6e29\u5ea6\u68af\u5ea6\u90fd\u5f88\u9661\u3002\u56e0\u6b64\uff0c\u51dd\u56fa\u8fc7\u7a0b\u663e\u793a\u51fa\u5c42\u4e0e\u5c42\u4e4b\u95f4\u5f3a\u70c8\u7684\u5916\u5ef6\u751f\u957f\u8d8b\u52bf\uff0c\u8fd9\u5bfc\u81f4&#8230;<\/p>\n","protected":false},"author":2109,"featured_media":194528,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[28,1566],"class_list":["post-194527","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","tag-3d","tag-1566"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/194527"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/2109"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=194527"}],"version-history":[{"count":2,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/194527\/revisions"}],"predecessor-version":[{"id":195083,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/194527\/revisions\/195083"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/194528"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=194527"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=194527"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=194527"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}