±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 3699  |  »Ø¸´: 32

liaoyanguo

Í­³æ (ÕýʽдÊÖ)

[½»Á÷] ±¾ÈËÈÏΪÉó¸åÈ˵ÄÒâ¼ûÍêÈ«ÊÇ´íÎóµÄ ÒÑÓÐ30È˲ÎÓë

±¾ÈËÔÚJournal of Materials ScienceÉÏͶÁËһƪÎÄÕ£¬·¢»ØÁ˾ܸåÒâ¼û¡£±¾ÈËÈÏΪÉó¸åÈ˵ÄÒâ¼ûÍêÈ«ÊÇ´íÎóµÄ£¬Èç¹ûÒÀ¾ÝËûµÄ˵»°£¬ºÜ¶àר¼ÒºÍѧÕß×öÁ˺ܶà´íÎóµÄ¹¤×÷¡£ÓдóÁ¿µÄ¸ßµµ´ÎÎÄÏ×Ϊ֤¡£¸ÃÔõô¸ø±à¼­Ð´ÐÅÁË£¿Éó¸åÈËûÓп¼ÂÇϵÊý¦ÂÔÚÌØÊâÇé¿öÏ¿ɽüËÆÈÏΪÊÇÒ»¸ö³£Êý£¬¶øÈ«ÅÌ·ñÈÏÎҵŤ×÷¡£
ÕâÊÇÉó¸åÈ˵ÄÒâ¼û£º
The authors invetigate by nanoindentation the mechanical responses of different elastic-plastic film-substrate combinations using FEM. The elastic modulus measurement relies on the well known Sneddon relationship



which must be written with a correction coefficient ¦Â as (see literature)



That the authors write in a different manner with a coefficient c* in the following form


To determine the elastic modulus the authors choose a constant value for c* (or ¦Â) proposed by Dao.
The big issue of this choice is that the correction coefficient ¦Â is not a constant parameter but depends on penetration depth, E/¦Òy ratio and strain hardening exponent n, as recently demonstrated by Abbes et al., J. Micromech. Microeng. 20 (2010) 065003.

This very important paper put in questions many of the previously published papers.

Consequently, the content of the present paper is completely wrong and cannot be published.

Tha authors can verify themselves, since they made FEM, that for each penetration depth the value of ¦Â to satisfy the relationship must take different values when the penetration is varied and also when the mechanical properties of the sample are varied.
Çë¸÷λר¼ÒºÍÐÖµÜÌṩÒâ¼û!лл£¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

stone1239528

ľ³æ (ÕýʽдÊÖ)

¡ï
zhenghaiw(½ð±Ò+1):ÓеÀÀí 2010-09-11 19:45:09
ÀûÓÃίÍñǫѷµÄ̬¶ÈдПø±à¼­
½²Ã÷×Ô¼ºµÄ¹Ûµã
×öµ½ÓÐÀíÓоÝ
ÔÚ×î¼èÄѵÄʱ¼ä£¬¿´³ö×îÃÀµÄ·ç¾°
2Â¥2010-09-11 18:55:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ldbz

гæ (ÕýʽдÊÖ)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
Éó¸åÈËÈÏΪÄãËù˵µÄÄÇЩÎÄÏ×¶¼ÊÇÓÐÎÊÌâµÄ
3Â¥2010-09-11 19:07:50
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

¿ªÐĹû¶³

Òø³æ (СÓÐÃûÆø)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
ÔÚÈ«ÃæÁ˽âºÍ³Ô͸Éó¸åÈ˵ÄÒâ˼ºó,ÓÐÕë¶ÔµÄ¾ßÌåµÄºÍËûÉÌȶҲÏÂ:
ÓïÆøÇ«ÐéίÍñ ÀýÈç: ÀÏʦÓÐЩÎÊÌâºÍÄúÉÌȶһÏÂÔÆÔÆ
¿Í¹ÛʵÔÚ: ÄãÕë¶ÔËûÌáµÃÎÊÌâÒªÓÐÌúÖ¤,µ«ÓïÆøÒ»¶¨ÒªÇ«Ðé½÷É÷
4Â¥2010-09-11 21:02:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ľľ¸Ê

Òø³æ (СÓÐÃûÆø)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
¶÷£¬Í¬ÒâÂ¥ÉϵÄ
5Â¥2010-09-11 21:11:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

iamrocky

½ð³æ (ÕýʽдÊÖ)

ÍêÈ«´íÎóµÄ»°¸Ð¾õ»¹ÊǺͱ༭·´Ó³ºÃµã.
6Â¥2010-09-11 21:17:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liyao618

½ð³æ (СÓÐÃûÆø)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
ȷʵ¿ÉÒԺͱ༭ºÃºÃ˵µÄ¡£Õâ¸öÔÓÖ¾¿ì²»¿ì£¬´ó¸ÅÒª¶à¾Ãʱ¼ä£¿
7Â¥2010-09-11 21:57:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

inuwq1

½ð³æ (ÕýʽдÊÖ)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
ÓÐÀíÓоÝ
±¾ÎÄÀ´×Ô: Сľ³æÂÛ̳ http://muchong.com/bbs/viewthread.php?tid=2388954
8Â¥2010-09-11 21:59:59
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
9Â¥2010-09-11 22:01:51
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

visitor958

ÖÁ×ðľ³æ (ÎÄ̳¾«Ó¢)

IEEEÔÓÖ¾Óë»áÒéר¼Ò

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
ÎÒûÓÐÈ«¿´¶®£¬¿ÉÄÜÒ²ÊÇÍâÐУ¬²»¹ý£¬¾õµÃÄãµÄÂ۾ݲ»Ì«¹»£¬»òÕß¾ÖÏÞÐÔ´ó¡£ÏȺÍͬÐÐÌÖÂÛһϰɡ£
¡°Éó¸åÈËûÓп¼ÂÇϵÊý¦ÂÔÚÌØÊâÇé¿öÏ¿ɽüËÆÈÏΪÊÇÒ»¸ö³£Êý¡±£¨Ëû˵¦ÂÊDZäÁ¿£¬Ã»´í°É£¿£©
10Â¥2010-09-11 23:20:19
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ liaoyg µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 071000ÉúÎïѧµ÷¼Á +5 À­ÌáÌÒ 2026-04-06 5/250 2026-04-06 10:31 by dongzh2009
[¿¼ÑÐ] Ò»Ö¾Ô¸Ö£ÖÝ´óѧ085600Çóµ÷¼Á +17 ³ÔµÄ²»ÉÙ 2026-04-05 20/1000 2026-04-06 00:32 by T¿É¿ÉÎ÷ÀïT
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +14 Ò¼·¡·¡ÒÚ 2026-04-04 14/700 2026-04-05 23:31 by À´¿´Á÷ÐÇÓê10
[¿¼ÑÐ] 085600µ÷¼Á +9 ¶«ÕÕÕÕÕÕ 2026-04-04 9/450 2026-04-05 13:44 by ujn_zhuj
[¿¼ÑÐ] 283Çóµ÷¼Á +10 A child 2026-04-04 10/500 2026-04-05 08:22 by qlm5820
[¿¼ÑÐ] Ò»Ö¾Ô¸Ö£´ó0705Çóµ÷¼Á +3 éÙʮһ 2026-04-02 4/200 2026-04-05 00:05 by chongya
[¿¼ÑÐ] 295Çóµ÷¼Á +4 AÄãºÃÑо¿Éú 2026-04-04 5/250 2026-04-04 22:46 by yu221
[¿¼ÑÐ] 085602 ÕÒµ÷¼Á +4 ÄæÊ±Õë¿ìÀÖ 2026-04-02 4/200 2026-04-04 19:32 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖйúʯÓÍ´óѧ»¯Ñ§¹¤³Ì323·ÖÇóµ÷¼Á +4 »¯¹¤×¨Ë¶323·Ö 2026-04-03 6/300 2026-04-03 22:12 by dongzh2009
[¿¼ÑÐ] ÎåÒØ´óѧÍÁľ¹¤³ÌÕе÷¼ÁÉú2026 +3 wyutj 2026-03-31 4/200 2026-04-03 18:21 by zengxj_7201
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +7 ÏàÐűػá¹ââÍòÕ 2026-04-02 7/350 2026-04-03 16:48 by rzh123456
[¿¼ÑÐ] 326·ÖÇóµ÷¼Á +3 ÓÚÊǺõÄØ 2026-04-01 5/250 2026-04-03 14:23 by ÓÚÊǺõÄØ
[¿¼ÑÐ] 285Çóµ÷¼Á +7 AZMK 2026-04-02 9/450 2026-04-03 11:12 by wanwan00
[¿¼ÑÐ] 303Çóµ÷¼Á +3 һɫÇåÓð 2026-04-02 4/200 2026-04-03 10:22 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 325·Ö»¯Ñ§µ÷¼Á +5 15771691647 2026-04-02 5/250 2026-04-03 09:58 by ChemPharm
[¿¼ÑÐ] 08¿ªÍ·¿´¹ýÀ´£¡£¡£¡ +4 wwwwffffff 2026-03-31 6/300 2026-04-02 11:42 by ¾ùÖµ»Ø¹é
[¿¼ÑÐ] 11408 321·ÖÇóµ÷¼Á +3 huchun12138 2026-03-30 4/200 2026-04-01 22:48 by guanxin1001
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤£¨0856£©304ÇóBÇøµ÷¼Á +8 Çñgl 2026-03-30 16/800 2026-04-01 17:58 by Çñgl
[¿¼ÑÐ] 285Çóµ÷¼Á +7 AZMK 2026-03-30 13/650 2026-04-01 17:00 by Æß¶È²»ÐÅÈÎ
[¿¼ÑÐ] 293Çóµ÷¼Á +3 ĩδmm 2026-03-30 5/250 2026-03-30 17:23 by Íõ±£½Ü33
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û