求大神帮忙开通 花呗'。

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求大神帮忙求KIE
看了几篇文献还是挺迷惑的,所以还是转入小木虫寻求大神帮忙。实验是利用烯烃与苯和氘代苯反应想得到KH/KD值,附图如下6.57和6.53是烯烃上的两个氢都为1。然后七点几才是苯环上的三组氢,本来是2、2、1的现在的值是1.86、1.85、0.93,可想是有部分烯烃和D-苯反应了。
若得正解,必有重酬:D
~E1$1B2D3V874%QOTU5F32C.jpg
KIE是动力学同位素效应,要实时监测反应中浓度的变化,根据不同时间对应的浓度绘图,如果得到一条直线,那么直线的斜率才是速率常数k,你就一组数据,没法求得k值啊,至少要5组数据。 : Originally posted by maolujia712 at
KIE是动力学同位素效应,要实时监测反应中浓度的变化,根据不同时间对应的浓度绘图,如果得到一条直线,那么直线的斜率才是速率常数k,你就一组数据,没法求得k值啊,至少要5组数据。 可以通过核磁来算KIE的 你的这个实验里面是芳环氢被取代,所以从芳环位置算KIE,KIE=0.93/0.07=13.3 : Originally posted by westplator at
你的这个实验里面是芳环氢被取代,所以从芳环位置算KIE,KIE=0.93/0.07=13.3 其实我也是算到这个值,但是和别人的文献对比了下,感觉这个值不对,没有那么大的感觉 : Originally posted by
可以通过核磁来算KIE的... 就是通过核磁来测定浓度啊,核磁的峰面积和浓度时成正比的。 : Originally posted by maolujia712 at
就是通过核磁来测定浓度啊,核磁的峰面积和浓度时成正比的。... 嗯嗯,说道这个就知道了呵呵,但是我看文献,他们也是这样一幅图得到kie值 : Originally posted by
嗯嗯,说道这个就知道了呵呵,但是我看文献,他们也是这样一幅图得到kie值... 人家中间的计算是不会给你的。你得自己计算。你可以看看《Advanced Organic Chemistry》上面有对KIE很详细的讨论。我说的方法是通过测定反应的初速率来确定速率常数的。 : Originally posted by maolujia712 at
人家中间的计算是不会给你的。你得自己计算。你可以看看《Advanced Organic Chemistry》上面有对KIE很详细的讨论。我说的方法是通过测定反应的初速率来确定速率常数的。... 嗯嗯感谢哈&& 查看话题
求大神帮忙解释截断能测试中的问题!
小弟菜鸟一枚,学习截断能测试,按照教程上面设置测试Fe的截断能,但是结果的comment文件里面没有总能的变化,只有初始设置的截断能参数,如下图,具体的参数设置
optencut.sh脚本文件:
rm WAVECAR
for i in 100&&150&&200&&250&&300&&350&&400&&450&&500 550 600
cat & INCAR &&!
SYSTEM = bcc Fe
ENCUT = $i
ISTART = 0 ; ICHARG = 2
ISMEAR = -5
PREC = Accurate
echo &ENCUT = $i eV&; time vasp
E=$(grep &TOTEN& OUTCAR | tail -1| awk '{printf &%12.6f \n&, $5}')
echo $i $E && comment
POSCAR文件:
1.00&&0.00&&0.00
0.00&&1.00&&0.00
0.00&&0.00&&1.00
0.5 0.5 0.5
、KPOINTS文件:
Automatic generation
Monkhorst-Pack
0.0 0.0 0.0
POTCAR文件:用的是PAW_PBE的
结果截图.PNG
首先,感觉你的VASP没跑啊,是不是服务器还需要一些别的提交格式,或者time后面的vasp要指定一个详细的绝对路径,你得看输出吧,应该有提示,另外,加上ISPIN=2,GGA=PE,顺便问一句,你的第一行的#!/bin/sh呢 : Originally posted by dengc09 at
首先,感觉你的VASP没跑啊,是不是服务器还需要一些别的提交格式,或者time后面的vasp要指定一个详细的绝对路径,你得看输出吧,应该有提示,另外,加上ISPIN=2,GGA=PE,顺便问一句,你的第一行的#!/bin/sh呢 我是运用教程上面的模板做的,输入文件有KPOINT,POSCAR,POTCAR以及脚本文件optencut.sh,上传之后输入dos2unix optencut.sh命令将WINDOS下的optencut.sh文件转为Linux的,这个在输入命令之后也有提示,然后输入的bash optencut.sh命令,输出一个comment文件,同时也多了INCAR文件。不知道兄台说的没跑是什么意思,因为有人也提到这个问题,另外我用的VASP是上届师兄安装的,这个绝对路径怎么看?谢谢你的回复,麻烦再帮帮忙,谢谢! : Originally posted by Water_0423 at
我是运用教程上面的模板做的,输入文件有KPOINT,POSCAR,POTCAR以及脚本文件optencut.sh,上传之后输入dos2unix optencut.sh命令将WINDOS下的optencut.sh文件转为Linux的,这个在输入命令之后也有提示,然后输入的 ... 你的VASP肯定有一个安装路径啊,或者你把那个用来执行的vasp放在你的bin里面,然后这样,mpirun /home/zhangsan/soft/vasp/5.3.2/vasp或者mpirun home/zhangsan/bin/vasp,不行的话你把输出中的提示贴出来大家参考 : Originally posted by dengc09 at
你的VASP肯定有一个安装路径啊,或者你把那个用来执行的vasp放在你的bin里面,然后这样,mpirun /home/zhangsan/soft/vasp/5.3.2/vasp或者mpirun home/zhangsan/bin/vasp,不行的话你把输出中的提示贴出来大家参考... 你好,我的VASP是上一届师兄用过之后留下来的,这个安装路径可以在哪看到,谢谢! : Originally posted by Water_0423 at
你好,我的VASP是上一届师兄用过之后留下来的,这个安装路径可以在哪看到,谢谢!... 这个你都问啊,问问老师或师兄,或者自己找找吧,可以用find之类的命令 : Originally posted by dengc09 at
这个你都问啊,问问老师或师兄,或者自己找找吧,可以用find之类的命令... 不好意思啊,师兄已经毕业好几年了,联系不上了,老师也不知道,就跑这儿来问了 : Originally posted by Water_0423 at
不好意思啊,师兄已经毕业好几年了,联系不上了,老师也不知道,就跑这儿来问了... :sweat:服了你,你去网上下一个WinSCP或者SSH之类的窗体一个个目录去找就好,
或者用find /opt/soft -name vasp之类的命令找一下不就行了求大神帮帮忙翻译一下!_百度知道
求大神帮帮忙翻译一下!
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提问者采纳
我可以与他们交朋友. The wall of our classroom is colorful,我们坐新型飞机去火星上两课。他们很友善。他们大小各有不同, and know us well. Because she plays the violin very well, we go to Mars to have two classes by a new plane. We use the e-book。有外星人住在火星。 下午. We study on the Internet。我们教室的墙是五颜六色的, 你能相信现在我正身处于一所2030年的学校吗? The school is like a beautiful garden。在星期天,我们有三课. Then we go back to the earth. I can make friends with them。 下课后。我最喜欢教音乐的机器人老师. Some aliens live on the Mars,可以回答任何科目的任何问题,使用电子书. The teachers are all robots?原文全文如下.In the morning?这所学校就像是一个美丽的花园,老师们都是机器人. I like my robot music teacher best. That looks like ourm in a school of 2030 now. They are in different sizes and they can answer any question about any subjects,我经常与外星人坐飞船去月球和太阳旅行,学校生活很有趣和精彩.In the afternoon, we play football with aliens. They are friendly,Can you believe I&#39,并且认识我们. Don’t you think the life in this school is very interesting。 在上午,我们与外星人踢足球。我们在网上上课, we have three lessons,然后我们回到地球:Dear Mike. I often have a trip to the moon and the sun with aliens by spaceship on Sundays,因为她的小提琴拉得很好。这看起来像我们的飞机和飞船.After class。难道你不觉得这样的学校生活很有趣吗. Our school life is interesting and wonderful?~~~~~~~~~~~~~~~~~纯人手翻译亲爱的迈克
提问者评价
太给力了,你的回答完美的解决了我的问题!
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求大神帮忙
为什么男人最怕一月三十一,女人最怕二月一??????求大神解释!(新人发帖)
楼主先来,八千多米爆分...
不给他超长,不是哦就是...
如题如题大神帮帮忙啊谢...
青铜星玩家
百度移动游戏玩家均可认证(限百度账号),
一年日一次
一月31次谁能受得了,女人俩月一次都痒死了
曾经号称炮神,曾一个晚上对付十几个女人,九个高潮二次,一个高潮十分钟。干挎四个,干残一个,令无数女人闻风丧胆..!不管是少女,少妇还是富婆,有约必干。,但现在为何归隐深山?是什么让我改变如此之大?是仇恨?还是爱情?,拿起你的手机,编辑短信“我想和你约炮。”发送到本人ID与我预约,与炮神面对面交流,倾听炮神幕后的故事..?,感受炮神曾经的辉煌、背后的心酸。
曾经有个女孩儿问我:“你是帅哥吗?”我惭愧的说:“我不是。”那女孩啪啪的给了我两个耳光,然后转身跑了,丢下一句话:“你撒谎!”从此我懂得了一个道理,做人要诚实。
[FACE WITH STUCK-OUT TONGUE AND WINKING EYE][SMILING FACE WITH OPEN MOUTH AND SMILING EYES][SMILING FACE WITH OPEN MOUTH AND SMALL EYES][SMILING FACE WITH SMILING EYES][WHITE SMILING FACE][SMILING FACE WITH HEART-SHAPED EYES][SMILING FACE WITH HEART-SHAPED EYES][WINKING FACE][FACE WITH STUCK-OUT TONGUE AND TIGHTLY-CLOSED EYES][DISAPPOINTED FACE][UNAMUSED FACE][RELIEVED FACE][PENSIVE FACE][GRINNING FACE WITH SMILING EYES][FLUSHED FACE][FACE THROWING A KISS][KISSING FACE WITH CLOSED EYES][KISSING FACE WITH SMALL EYES][KISSING FACE WITH SMILING EYES][FACE WITH STUCK-OUT TONGUE AND TIGHTLY-CLOSED EYES][FACE WITH STUCK-OUT TONGUE AND SMALL EYES][FACE WITH STUCK-OUT TONGUE AND SMALL EYES][FACE WITH STUCK-OUT TONGUE AND SMALL EYES][SMILING FACE WITH HEART-SHAPED EYES][WINKING FACE][WHITE SMILING FACE][WHITE SMILING FACE][SMILING FACE WITH SMILING EYES][SMILING FACE WITH OPEN MOUTH AND SMALL EYES][SMILING FACE WITH OPEN MOUTH][SMILING FACE WITH OPEN MOUTH AND SMILING EYES][SMILING FACE WITH OPEN MOUTH AND SMILING EYES][FACE THROWING A KISS][FACE THROWING A KISS][KISSING FACE WITH CLOSED EYES][KISSING FACE WITH SMALL EYES][KISSING FACE WITH SMALL EYES][KISSING FACE WITH SMILING EYES][FACE WITH STUCK-OUT TONGUE AND WINKING EYE][FACE WITH STUCK-OUT TONGUE AND WINKING EYE][FACE WITH STUCK-OUT TONGUE AND TIGHTLY-CLOSED EYES][FACE WITH STUCK-OUT TONGUE AND SMALL EYES][FACE WITH STUCK-OUT TONGUE AND SMALL EYES][DISAPPOINTED FACE][UNAMUSED FACE][RELIEVED FACE][PENSIVE FACE][GRINNING FACE WITH SMILING EYES][FLUSHED FACE][FLUSHED FACE]
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保存至快速回贴跪求 千与千寻英文简介求大神帮助_百度知道
跪求 千与千寻英文简介求大神帮助
不要太难,英语水平只有初一而已
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As she runs back toward the tunnel she came through she finds wats parents begin eating and decide to pay later, and she must work and find a way to reverse the effects on her parents. Chihiro wanders off and approaches a large building where she is told to run away before night by a mysterious young boy. The young boy from the bridge named Haku finds her and helps her into the large building from before. Scared. She goes to find her parents who have turned into pigs. Chihiro learns she can only stay to help her parents if she finds work at the bathouse, Chihiro follows and they find themselves in a small town with many restaurants, and finding ourselvesSpirited Away (Sen to Chihiro no Kamikakushi)
Directed by Hayao Miyazaki Spirited Away is the story of a young girl named Chihiro who is leaving everything that she knows to move with her family to a new town. With nobody around, Chihiro&#39. On the way to their new home her Father decides to take a shortcut on a dirt road that ends and there is a tunnel, which is a Bathhouse for the Gods of Japan. This is a story of growing up, and her parents decide to go through
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