计算表明,硅炔与氢分子加成反应可生成稳定的甲硅烷基硅烯。
The computation indicated that the stable silicyl alkene is produced by the addition reaction of silicon alkyne and hydro-gen.
碳烯和硅烯是分属于碳化物和硅化物中的两类反应活性中间体。两者甚为相似。
Carbene and silylene are two kinds of reactive activity intermediates which belong to carbide and silicide separately, but they are quite similar.
然而,与半导体硅不同,石墨烯的价带和导带之间没有带隙。
However, unlike the semiconductor silicon, graphene has no gap between its valence and conduction bands.
实际上,石墨烯甚至可能作为未来电学材料的候选人取代硅。
Indeed, graphene might even replace silicon as the electronic material of choice in the future.
由于这些特性,许多研究者认为,石墨烯可取代硅作为未来的电子材料。
Because of these properties, many researchers believe that graphene could replace silicon as the electronic material of the future.
研究人员目前正在扩展他们的工作,将单层石墨烯迁移到硅晶圆片上。
The researchers are now extending their work to single graphene sheets that have been transferred onto silicon wafers.
除了刚度,石墨烯更著名的是其有可能替代硅。
Apart from stiffness, graphene is possibly better known as a potential silicon replacement.
研究员通过热解吸法从SiC晶片获得硅,在SiC表面均匀形成石墨烯层。
The researchers synthesized their graphene by thermal desorption of silicon from SiC wafers to form uniform graphene layers on the insulating SiC surface.
通过采用铂催化剂催化低含氢硅油与烯丙基聚醚的硅氢加成反应合成了有机硅聚醚表面活性剂。
Silicone polyether surfactant was synthesized by the addition reaction of low hydrogen content silicone and allyl polyether with Pt catalyst and under no solvent condition.
从一个含有烯基的中心核分子开始,重复进行硅氢化作用和烯基化作用的过程可以获得以硅原子作为支化点的碳硅烷树形分子。
Starting from a core molecule possessing alkenyl groups and repeating the hydrosilylation step and alkenylation step, a carbosilane dendrimer with Si-atoms as branching pointing was obtained.
甲基二烯丙基硅烷是一种重要的有机硅中间体,采用甲基三乙氧基硅烷和烯丙基氯通过格式反应制得。
Diallylethoxylmethylsilane is an important silicone intermediate. It was prepared by reaction of methyltriethoxylsilane with allyl chloride grignard reagent.
首先采用传统自组装方法在氢终止的硅表面上制备了十六烯自组装分子膜,并利用X射线光电子能谱和拉曼光谱技术对自组装膜进行了检测。
First of all, 1-hexadecene self-assembled monolayers was fabricated on hydrogen-terminated silicon surface by traditional way and was checked by XPS and Raman spectrum technology.
五氟苯乙烯与三乙基硅烷、一氧化碳在八羰基钴催化下反应得一个位置和立体异体( 五氟苯基烯基硅醚)的混和物。
The Co 2(CO) 8 catalyzed reaction of pentafluorostyrene with triethylsilane and carbon monoxide gives a perfluorophenyl enol silyl ether as a mixture of regio- and stereo-isomers.
研究了烷基苯基硅铜酸盐与2-环烯酮的1,4-加成反应的立体选择性,并合成了一系列新的2-取代-3-硅基环烷酮。
The stereoselectivity of 1,4-addition of dialkylphenylsilyl cuprates to 2-cycloenones was investigated and meantime a series of new 2-substituted-3-silylcycloalkanones were synthesized.
此外,采用一锅煮的方法,从烯醇硅醚出发,经过环丙化反应、酯化反应,以较好的产率合成了环丙基酯。
Moreover, we adopted an one - pot route combining the cyclopropanation and esterification of enoxysilane to prepare the cyclopropyl esters in moderate to good…
报道肉芝软珊瑚素的重要中间体6-甲基-8-三甲硅氧基-6-烯-2-酮-1-辛酸乙酯的合成。
This paper reports the synthesis of 6-methyl-8-trimethylsiloxy-oct-6-ene-2- one-1-acid acetate.
报道肉芝软珊瑚素的重要中间体6-甲基-8-三甲硅氧基-6-烯-2-酮-1-辛酸乙酯的合成。
This paper reports the synthesis of 6-methyl-8-trimethylsiloxy-oct-6-ene-2- one-1-acid acetate.
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