目的:观察石墨碳纳米颗粒对体外培养细胞的生长增殖、细胞周期及凋亡的影响。
OBJECTIVE: to investigate the effects of graphite carbon nanoparticles on cell growth, cycle, and apoptosis in vitro.
在天然石墨(NG)中掺杂不同比例的碳纳米管(CNT)得到纳米碳与石墨碳的复合材料。
When natural graphite(NG) is doped with different ratios of carbon nanotube(CNT), a composite material formed by nano-C and graphite-C was obtained.
本钢6#高炉炉腹区域烧穿,炉腹内衬采用高导热、高体密石墨碳砖代替原烧成微孔铝碳砖,实施效果良好。
BG 6# blast furnace bosh area had been broken out , the bosh inner used the high thermal conduction and plumbago carbon brick replace the micropore carbon brick, and the results are obviously better.
一毫米厚的碳层里大约有三百万个石墨烯。
There are around three million sheets of graphene in a millimetre-thick layer of graphite.
1991年,Sony发布了第一款商用锂离子电池,它采用的就是摇椅式设计,其中用钴氧化物做正极,石墨(碳 )做负极。
The first commercial lithium-ion battery, launched by Sony in 1991, was a rocking-chair design that used cobalt oxide for the positive electrode, and graphite (carbon) for the negative one.
石墨烯是一种超强度的单层碳——只有一层原子那么厚。
Graphene is a super strong sheet of carbon that's only one-atom thick.
令他吃惊的是,他发现蜡烛里的碳已经形成了纯碳的四种形态,包括:钻石、石墨和铅笔芯。
To his surprise, he discovered that the carbon in the candle wax had formed all four types of pure carbon, including diamonds and graphite, or pencil lead.
例如,碳纳米管和另一种形式的碳——石墨显著不同,前者的行为很难预测。
For example, the behaviour of carbon nanotubes — markedly different from that of graphite, another form of carbon — is hard to predict.
相比之下,IBM将石墨烯晶体管植入矽-碳晶圆上,然后涂上绝缘层以防止晶体管短路。
By contrast, IBM grew its graphene transistors on a silicon-carbide wafer, and then added an insulating layer which prevents short circuits in the transistors.
石墨烯是由单层碳原子紧密堆积成二维蜂窝状晶格结构的一种碳质新材料,具有一些独特的物理特性。
Graphene is a honeycomb-like sheet of carbon just one atom thick with a number of unique physical properties.
那是个让人兴奋的东西,因为从来没有人想过,在金刚石和石墨被大家熟知的万亿年后,碳其实还有另外一种形态。
And that was an exciting thing because no one thought of carbon would come yet in another form after all diamond and graphite have been known for millions of years.
碳的同素异形体包括金刚石、石墨和木炭,所有这些物质都具有相同的化学性质。
The allotropes of carbon include diamond, graphite and charcoal, all with the same chemical properties.
碳当量高是引起石墨漂浮的主要原因。
The increase of carbon equivalent is primary reason for graphite floatation.
石墨烯是一种只有一个原子厚度的二维薄碳片。
Graphene is a two-dimensional sheet of carbon that is only one atom thick.
高温高压条件下,水的存在不利于碳质物的石墨化(有序化)。
The presence of water is unfavorable to the graphitization (ordering) of carbonaceous matter.
碳和石墨材料具有独特的性能。
为了改善现有的碳石墨材料的使用性能,我们可以通过化学处理来达到这一目的。
The improvement of service properties of existing carbon and graphite material can be gained through chemical treatment.
结果表明:低碳球墨铸铁中的石墨是以锰、钙等的硫化物与氧化物作为基底形核并长大形成的。
SEM and TEM examination showed that the graphite in low carbon ductile iron formed nucleus and grew up based on the sulfide and oxide of manganese and calcium.
结果表明制备的碳膜是一种具有纳米石墨结构的非晶碳膜。
The results showed that the films are a-C films with nano-graphite structure.
讨论分析了浸银碳石墨阀座和衬套材料的热物理及力学性能同热震因子的关系。
The relationship between the thermal physical and mechanics properties with the silver impregnated carbon graphite clack seat and bushing materials and thermal shock divisor was discussed.
铸铁内的碳天然形式是游离石墨薄片形式。
The natural form of carbon in cast iron is the free graphite flake form.
由无定形碳向石墨转变的反应为准零级,其表观速度为常数。
The apparent rate of transition reaction from amorphous carbon to graphite is a constant and the reaction order is quasi-zero.
结果表明:缩短停留时间和高温处理使得构成纳米炭纤维催化生成的炭含量增加,碳层的结构接近石墨晶体的有序结构。
The result indicates that shortening of reaction time and graphitic treatment make catalytic carbon increasing and carbon layer incline to the order structure of graphitic crystalline.
人造金刚石由石墨(碳的另一种同素异形体)在高温高压下制造。
Artificial diamonds are manufactured from graphite (another allotrope of carbon) using intense heat and pressure.
研究了以中间相碳微球及改性石墨与中间相碳微球的混合物为聚合物锂离子电池负极活性材料的电化学性能。
The electrochemistry performance of mesocarbon microbeads (MCMB) and its mixture with artificial graphite was studied as anode materials for polymer lithium-ion batteries.
在微晶石墨微粒表面包覆一层树脂碳可以降低微晶石墨的首次不可逆容量。
To reduce the irreversible capacity of natural microcrystalline graphite, carbon coating on graphite was an efficient method.
在微晶石墨微粒表面包覆一层树脂碳可以降低微晶石墨的首次不可逆容量。
To reduce the irreversible capacity of natural microcrystalline graphite, carbon coating on graphite was an efficient method.
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