24小时热门版块排行榜    

管理团队 (金币库 100592 充值 )

杰出贡献者

回帖排序 发表排序 刷新页面  |  交流  |  求助  |  资源精华区 作者 最后发表
[热点] 体制内长辈说体制内绝大部分一辈子在底层,如同你们一样大部分普通教师忙且收入低 瞬息宇宙 2026-02-21 刚刚
[催化剂制 ] 硅溶胶合成NaY导向剂问题 (7/404) renbo1865 2009-06-03 2009-06-05 14:25:49 by renbo1865
[催化反应] 【求助】关于纳米氧化锌催化剂 (0/216) 3106001609 2009-06-05 2009-06-05 12:37:26 by 3106001609
[催化反应] 关于氢转移(氢迁移)反应中的碱的作用? (7/655) duphos 2009-06-02 2009-06-05 11:23:30 by luner1803
[催化反应] 汽油等油品加氢脱硫时使用什么阻聚剂来防止催化剂结焦? 4 (7/539) 心碎无痕 2008-10-07 2009-06-05 11:21:42 by luner1803
[催化剂制 ] 关于堇青石载体 (8/894) honey3331 2009-03-24 2009-06-05 10:52:34 by honey3331
[表征] 请教紫外可见光分光光度计的问题    ( 1 2 ) (11/1210) lyd8195 2009-06-01 2009-06-05 10:13:45 by lyd8195
[仪器药品] 【求助】质谱仪灵敏度下降 (1/84) yutian.35 2009-06-05 2009-06-05 09:57:20 by yutian.35
[催化剂制 ] 压片的目的    ( 1 2 3 ) (23/1765) belljason 2009-05-26 2009-06-05 08:53:55 by thfeng
[仪器药品] 上海哪有加工水热合成釜聚四氟内衬的 (5/380) cxqtitan 2009-05-31 2009-06-05 08:46:39 by thfeng
[表征] 大家做NH3-TPD,检测器是用TCD还是用质谱?    ( 1 2 ) (12/1628) zhangchen810201 2008-09-17 2009-06-05 08:44:58 by thfeng
[表征] 【求助】掺杂金属原子的分子筛的紫外-可见漫反射分析 (1/223) zzk8817 2009-06-04 2009-06-05 08:16:58 by xmclyn
[表征] 求助:在正辛烷中的十二硫醇如何测其含量,如何表征? (3/295) yame0205 2009-06-03 2009-06-05 07:49:56 by yucc
[催化剂制 ] 请教等电点问题    ( 1 2 ) (15/1192) 学员yFczIb 2009-05-28 2009-06-05 06:11:01 by buffaloli
[表征] 【讨论】FTIR的波数误差范围多大(2347 cm-1 什么峰?)见图    ( 1 2 ) (11/1273) cuihualin 2009-06-04 2009-06-04 22:38:30 by zhanyz
[表征] 紫外可见光漫反射求助    ( 1 2 ) (16/1022) guokaimin 2009-05-14 2009-06-04 22:17:11 by zzk8817
[表征] 求助 N2脱吸附曲线滞后环不闭合的原因 (8/6897) taoliwu 2009-06-01 2009-06-04 22:13:00 by zzk8817
[催化反应] 【求助】求助红外光谱 (4/589) 月月165 2009-06-04 2009-06-04 20:54:33 by plszsx
[催化剂制 ] 【求助】有谁做有机金属骨架MIL-53(Fe)的或有机金属骨架胺基改性的? (1/198) myself3377 2009-06-04 2009-06-04 20:26:30 by zhangwengui330
[催化剂制 ] 【求助】请教 粉体类载体等体积浸渍 (4/497) linqi723 2009-06-04 2009-06-04 20:16:26 by zyhou
[催化剂制 ] 【求助】浸渍的有那些方法?等体积浸渍法是怎样计算的? (3/679) zyx2009 2009-06-04 2009-06-04 19:11:46 by peng0701
[催化剂制 ] 【求助】氧化铝本身有无催化性能 (4/374) BigBlackBear 2009-06-04 2009-06-04 17:35:54 by s_club
[催化剂制 ] pd Au等负载的催化剂反应前都要活化? (5/956) xiaoyu4048 2009-06-04 2009-06-04 17:29:42 by zhangwengui330
[催化剂制 ] 氧化石墨金黄色的来源? (2/303) bianjun2003 2009-06-04 2009-06-04 17:23:44 by zhangwengui330
[仪器药品] 【求助】急!哪里有卖 圆形的钛片(thickness=1~1.5mm) (2/142) qbzhang666 2009-06-04 2009-06-04 17:18:02 by zhangwengui330
[表征] BET求助!!!    ( 1 2 ) (10/663) Rain润 2009-06-03 2009-06-04 16:17:38 by Rain润
[催化反应] 【求助】碳酸钠、碳酸钾催化能力??? (1/202) holly24 2009-06-04 2009-06-04 16:07:53 by lgl102110
【求助】XRD数据峰值处理 (0/59) bobo852216 2009-06-04 2009-06-04 16:05:48 by bobo852216
请教关于chemical physics letters投稿 (1/262) youmuwen 2009-06-02 2009-06-04 15:53:57 by castep
[仪器药品] 请教关于气体成份的问题 (5/244) 杨晓革 2009-05-13 2009-06-04 13:29:42 by zw0115
[表征] 请问原位红外数据用什么软件打开啊? (7/599) jia11 2009-05-31 2009-06-04 12:26:45 by jia11
[表征] 求助:关于微孔材料孔结构表征 (3/569) tiangaoyundan 2009-06-04 2009-06-04 10:49:39 by 东木3336
[表征] 烧炭在紫外可见下有信号吗? (2/97) byzhang 2009-06-03 2009-06-04 10:37:35 by byzhang
[表征] 关于价态表征    ( 1 2 ) (18/1640) wanglilove 2009-05-26 2009-06-04 09:59:46 by 东木3336
[表征] 测试储氧量时,标样面积如何测定? (1/146) leonw0w 2009-06-03 2009-06-04 09:50:11 by 东木3336
[催化反应] 催化反应 (评阅-5) (3/362) liuzhi2008 2009-06-04 2009-06-04 09:41:33 by 东木3336
[仪器药品] [仪器药品]哪里有卖不同粒径大小的ZSM-5(含铝的) (3/442) 新雨 2009-06-03 2009-06-04 09:08:31 by Α
[催化剂制 ] 【求助】关于苯甲醛的氨基保护 (1/104) langwang7138 2009-06-04 2009-06-04 09:07:50 by romanticqgm
[仪器药品] 二氧化碳液化 (3/361) lingbao398 2009-06-02 2009-06-04 08:52:42 by lingbao398
[催化反应] 碱溶法制备复合分子筛催化剂 (金币≥300)(2/38) fox8293 2009-06-02 2009-06-04 08:29:46 by rangers
[表征] 红外光谱法测酸性的问题 (4/518) huxy3321 2009-06-02 2009-06-04 08:15:23 by 东木3336
一点建议!!!    ( 1 2 ) (评阅+3) (13/809) tunjf04 2009-06-02 2009-06-04 01:16:31 by berlin
[催化反应] 求把HZSM-5上L酸去除的方法 (8/698) 远方5683 2009-06-01 2009-06-03 22:26:50 by haoshunli
[表征] 关于催化剂紫外光谱的问题 (9/761) lushuang0711 2009-06-03 2009-06-03 22:14:28 by nano-metaloxide
[催化剂制 ] [关贴]有关季铵盐类杂多酸催化剂的合成的问题? (0/190) gejianhua13 2009-06-03 2009-06-03 21:53:10 by gejianhua13
[催化剂制 ] 有关季铵盐类杂多酸催化剂的合成的问题? (0/99) gejianhua13 2009-06-03 2009-06-03 21:52:06 by gejianhua13
XRD卡片库的打开 (7/1456) adj0636 2008-12-09 2009-06-03 20:55:39 by littleshaobing
[催化剂制 ] 有做过二氧化硅硫酸的吗 (5/536) chenxue123 2009-06-01 2009-06-03 19:52:56 by chenxue123
[催化动态] 转载 2009部分国内研究生学术交流活动情况通告 (评阅+3) (2/264) xiaolong3097 2009-06-03 2009-06-03 19:15:12 by 天天过来
[催化剂制 ] 哪位大侠知道[H2NaPW10O36]-4阴离子的制备? (0/69) 812354084 2009-06-03 2009-06-03 18:55:22 by 812354084
[表征] 求助:PET凝胶色谱 (2/123) bxwisdom 2009-06-03 2009-06-03 17:47:41 by yangjianchun
[表征] 求教Ce的一个XPS峰位    ( 1 2 ) (10/773) gttaj 2009-05-05 2009-06-03 16:54:29 by gttaj
[催化反应] 关于反应TOF值的计算问题 (3/871) hulei1049 2009-06-03 2009-06-03 16:09:56 by jinkai838
[催化反应] 【难题】硝基芳烃还原产物变色问题    ( 1 2 ) (14/866) ztt06 2008-12-10 2009-06-03 15:33:04 by ztt06
[表征] 求人帮忙标介孔材料TG-DSC图像 (6/439) fang19840820 2009-05-31 2009-06-03 15:06:39 by fang19840820
[催化反应] 光的辐射强度 W/cm2是怎么计算的 (评阅-1) (1/105) fruitfly 2009-06-03 2009-06-03 15:03:26 by k.zhang821
请问ionosorb怎么翻译? (3/451) jwelln 2009-06-02 2009-06-03 14:27:19 by jwelln
有知道哪家公司生产催化剂压片模具和筛网的? (3/523) flyingeagle-phd 2009-02-09 2009-06-03 13:24:58 by xmclyn
[表征] [关贴]DFT 该怎么算? (评阅-2) (2/426) xiaoyezi8085 2009-06-03 2009-06-03 11:36:10 by zhj_888
[表征] 荧光光谱分析发光Eu的价态? (0/94) jiyaning 2009-06-03 2009-06-03 10:03:51 by jiyaning
[仪器药品] 求助:哪里可以买到纯的Y分子筛    ( 1 2 ) (11/505) chenshihouniao 2008-10-22 2009-06-03 09:20:12 by 毒鼠强
[催化剂制 ] 目前哪些化工催化剂是被国外垄断的?    ( 1 2 3 ) (评阅-1) (22/1938) leonw0w 2009-06-01 2009-06-03 09:16:49 by 毒鼠强
[表征] TEM中SEAD问题? (4/840) tujjzl 2009-06-02 2009-06-03 09:11:59 by jeffrylee
[表征] 活性炭吸附金属离子测试问题!!! (5/371) myp5188 2009-06-02 2009-06-03 08:07:42 by tanyunseng3083
[表征] PL谱的测定方法? (2/142) chanerwang 2009-06-01 2009-06-02 21:04:29 by chanerwang
[催化反应] 求助!DCC/DMAP催化机理 (0/1665) song026 2009-06-02 2009-06-02 20:35:13 by song026
燃煤电厂烟气的成分 (0/31) shh0921 2009-06-02 2009-06-02 20:07:17 by shh0921
[表征] 请教 做TEM后的dm3格式的图片 用什么软件打开 (2/1635) sharp099 2009-06-02 2009-06-02 19:37:03 by sharp099
[仪器药品] 求购β沸石 (2/109) sovenlin 2009-04-17 2009-06-02 19:29:06 by sovenlin
[催化反应] 请教分子筛憎水性质! (4/448) byzhang 2009-06-01 2009-06-02 19:22:39 by dy322112
[催化动态] 异质多孔金属纳米材料研究进展 (评阅+4) (1/483) 催化大师 2009-06-02 2009-06-02 18:54:40 by dy322112
[催化剂制 ] 请教Pt-TiO2合成方法 (0/210) niejq 2009-06-02 2009-06-02 18:54:16 by niejq
[催化资源] Adv. Catal. 51 (评阅+2) (4/336) akinchem 2009-05-24 2009-06-02 18:32:18 by maskey
[催化剂制 ] 【求助】溶胶凝胶制备SnO2/TiO2,制备中遇到的问题 (7/983) 土口衣 2009-06-02 2009-06-02 18:00:47 by lukq2041
[催化动态] 《环球科学》十大科学进展之一:简单催化剂,分解水成氢气和氧气    ( 1 2 ) (评阅+3) (11/1776) haverain 2008-12-24 2009-06-02 17:42:41 by lw8519
[表征] XPS做图    ( 1 2 ) (11/804) lkzmaster 2009-05-27 2009-06-02 17:34:47 by weizhentao15323
[表征] 求助:树脂改性后红外没有变化 (0/54) gongyuewei 2009-06-02 2009-06-02 17:06:31 by gongyuewei
[催化剂制 ] 能代替KBH4和NaBH4的还原剂? (1/152) guyueyue 2009-06-02 2009-06-02 17:01:00 by hardman72
[表征] XRD标准谱图 (0/281) zhaolijuan3011 2009-06-02 2009-06-02 16:57:42 by zhaolijuan3011
[催化剂制 ] 咨询氧化铝载体 (6/671) yurongxie 2009-06-02 2009-06-02 15:47:02 by 紫蔷薇
求教固体超强酸形成机理问题! (4/366) leonw0w 2009-06-02 2009-06-02 12:50:08 by leonw0w
[仪器药品] 请教 多孔硅KIT-6 (4/603) xzdm 2009-05-26 2009-06-02 12:37:47 by xzdm
[催化反应] Sonogashira偶合反应和Suzuki偶合反应 (0/286) q181125765 2009-06-02 2009-06-02 11:13:10 by q181125765
修改意见求助~~ (0/124) xueyeah7830 2009-06-02 2009-06-02 11:03:42 by xueyeah7830
[催化剂制 ] 敏化催化问题 (0/96) jifei19830808 2009-06-02 2009-06-02 11:02:29 by jifei19830808
(求助)硫酸盐常作为哪类反应的催化剂? (1/114) 徐珂儿 2009-06-02 2009-06-02 11:00:02 by yibozhang
[催化反应] 介孔碳负载的铜金属可能对什么反应有好的催化效果? (3/505) kag321 2009-06-01 2009-06-02 10:48:59 by kag321
[催化动态] 温和条件下二氧化碳转化为甲醇    ( 1 2 ) (评阅+1) (15/1909) musf 2009-04-29 2009-06-02 10:19:13 by kohn
[仪器药品] 哪里可以买到Pd(nbd)Cl2? (1/148) 费雪7037 2009-06-02 2009-06-02 08:58:35 by zhouyonghua
[催化剂制 ] 烧模板剂问题    ( 1 2 ) (10/945) byzhang 2009-06-01 2009-06-02 08:42:59 by fengliu118
[催化反应] [求助]同步脱硫脱硝反应问题 (1/184) sinyo 2009-06-02 2009-06-02 08:27:41 by tianya8i
[催化反应] 如何标定晶面指标 (5/572) guokaimin 2009-06-01 2009-06-02 01:45:43 by werwr
[催化反应] 寻求合作    ( 1 2 ) (14/922) 千秋雪5562 2009-05-31 2009-06-01 22:58:33 by 千秋雪5562
[表征] 求救:哪有测定正电子湮没寿命谱 PLS? (0/247) chanerwang 2009-06-01 2009-06-01 22:43:42 by chanerwang
[催化反应] 金属裸露度的问题 (3/267) 段小飞 2009-06-01 2009-06-01 22:37:19 by bingyulin3
[仪器药品] 提拉镀膜设备 (3/269) zilong272 2009-03-05 2009-06-01 22:03:05 by zilong272
有奖讲述催化期刊投稿故事    ( 1 2 ) (评阅+3) (15/1557) zouzhq 2009-04-23 2009-06-01 21:15:12 by lkzmaster
资源 [ 查看全部 ] 作者 最后发表
[催化资源] 生物质转化为液体能源过程中的催化问题 PPT (31/1168) terllyma 2008-06-18 2009-06-04 17:11:29 by 毛毛雨1121
相关版块跳转
查看