The framework Al atom was located in the channel intersection when TPA salt and 1, 6-hexanediamine was used as templates whereas the Al atoms can located both in the channels and channel intersections with butylamine or ethylenediamine as template.

當(dāng)以TPA季銨鹽和己二胺為模板劑時黄页网站在线观看视频在线，骨架Al原子處于分子篩孔道交叉位置上美女视频网站一区，證實了文獻(xiàn)中關(guān)于ZSM-5的酸中心處于孔道交叉處的說法。

More recently, other isotopes have been made at the paul scherrer institute in switzerland using neon atoms to bombard californium isotopes.

最近欧美日韩激情A片视频一站，其他同位素已在保羅scherrer研究所(35/12)在瑞士用氖原子轟擊锎的同位素美女被啪啪网站。

To create a mere three atoms of element118, the scientists spent two months bombarding the californium target with30 billion billion calcium ions.

為了創(chuàng)造這微不足道的3個原子，科學(xué)家花費了2個月時間欧美大吊爆草，用30萬億億個鈣離子來轟擊锎離子久久久久久精品欧美。

It is unusualthat there are three kinds of capping Se atoms 〓and〓 in this compound.

該化合物中同時有三種帽硒原子，這種情況屬少見。

The mdelecular formula, C6H14, does not show anything except the total number of carbo and hydrogen atoms.

分子式C6H14只用來表示碳原子和氫原子的總數(shù)最新国产在线激情三级不卡视频。

It is a natural chiral compound with three chiral carbon atoms and a reactive carbo- xyl group. Like some natural drugs, it has a aromatic diterpene structure with three rings.

它是含有三個手性碳原子的天然手性化合物视频黄色网址，有一個反應(yīng)性官能團(tuán)——羧基，具有許多天然藥物都具有的芳香型三環(huán)二萜結(jié)構(gòu)小激情网站。

In this paper,many achievements of studying on the synthesis,thermal decomposition properties and characteristics of the energetic complexes based on high-energetic compounds containing many nitrogen atoms such as carbohydrazide and 5-nitro-2,4-dihydro-3H-1,2,4-triazol-3-one as well as tetrazole,etc.

概述了以高能多氮直鏈化合物如碳酰肼操操操操网，富氮雜環(huán)化合物如三唑、四唑類為配體的配合物的合成91中文字幕永久、熱行為以及性能的研究情況亚洲国产精品无码网，同時簡要地從分子或原子結(jié)構(gòu)描述了一些其他多氮含能配體如肼、肼基甲酸甲酯等所形成的配合物的晶體結(jié)構(gòu)以及熱分解行為国产污片网站，并對含能配合物的發(fā)展方向進(jìn)行了展望久久免费最新视频。

If there are five or more bonds to a single carbon atoms, it will be short of electrons and have a positive charge - this species is called a carbonium ion, a form of carbocation.

陽碳：如果有五個甚至更多的鍵連接在一個碳原子上，碳原子由于缺乏電子而帶正電久久精品国产一区二区三区视色，這種物質(zhì)稱為陽碳日韩手机自拍无码AV，這是碳正離子的一種。

In all those complexes, no matter which conformation IDA assumes (mer- or fac-style), the two 0 atoms of 1N2O are both from carboxylic hydroxyl. However, by comparing the bond length, we can find that O(4) and O(2) atom is from different group in this complex, 0(4) atom from carboxylic hydroxyl, whereas, 0(2) from carboxylic carboxide.

值得注意的是：在這個雙核配合物中久青草视频精品线在线观看，我們首次發(fā)現(xiàn)一種新穎的配位方式：IDA上與金屬離子配位的三齒螯合原子是亞氨N原子欧美一级AAAAAAA大片、一個羧基上的羥基O原子和另外一個羧基上的羰基O原子。

It is possible that Sn ad-atoms only occupy a part of Pt surface, and has no catalytical activity for the oxidation of methanol.

Sn吸附原子可能僅僅占據(jù)了Pt表面的部分位置国产日韩欧美有码总站，對甲醇的氧化沒有催化活性免费一级特黄特大真人片视频。