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The invention discloses an InP quantum point preparing method, comprising the steps of:(1) mixing InCl3 with trioctylphosphine oxide, and preserving heat at 90-110DEG C to prepare a solution whose In content is 0.1-0.3mol/L;(2) raising temperature to 130-180DEG C, and charging argon gas;(3) injecting PSi(CH333 into InCl3-TOPO compound in the molar ratio of 1 to 1-1 to 2;(4) when the solution color turns into transparent red or orange, raising temperature to 260-270DEG C and preserving heat;(5) lowering temperature to 90-110DEG C and injecting dodecyl amine, decyl amine or mercaptan;(6) dissolving reacting mixture in nonpolar solvent to form transparent colloidal solution, then adding in polar solution until the colloidal solution is muddy, and centrifugally separating and obtaining deposits and supernatant; and (7) centrifugally separating the supernatant, where the above steps (1)-(5) are performed.

本发明公开了一种InP量子点的制备方法,其步骤为:①将InCl 3 与三辛基氧膦混合,在90~110℃保温制得In含量为0.1~0.3mol/L的溶液;②升温到130~180℃,通入氩气;③将PSi(CH 3 3 3 注射入InCl 3 -TOPO复合物中,其摩尔比为1∶1~1∶2;④待溶液颜色变为透明的红色或橙红色,将升温260~270℃保温;⑤降温到90~110℃,注入十二胺、癸胺或硫醇;⑥将反应混合物溶于非极性溶剂,形成透明的胶体溶液,然后加入极性溶剂,直至胶体溶液出现混浊状,然后离心分离获得沉积物和上层清液;⑦取上层清液进行离心分离。上述步骤①~⑤在保护气氛下进行。

In the real bake-out process, it suggests that the air excess coefficient of burning should be controlled within 1 in order to avoid electrode being oxidized by high temperature fume; when the temperature is below 700 C, it rises slowly in temperature to bake out thoroughly and uniformly; when above 700 C, it speeds up in heating-up to reduce the electrode oxidation.

在实际焙烧过程中,为了减少高温烟气对电极的氧化,建议燃烧的空气过剩系数控制在1以下;700℃以前缓慢升温,以达到焙烧彻底、均匀的目的;在700℃以后,加快升温速度,以减少电极的氧化。

The critical heating rate for different body radius was predicted by comparing the gas pressure when the peak degradation rate occurred with the threshold body strength which was determined by the diametric compression test of the green body during thermal debindering.

摘 要:以聚乙烯醇和NiFe2O4/Ni型金属陶瓷压坯为对象,采用热重分析研究PVA在N2气氛中的热脱脂行为,建立PVA热脱脂速率的数学模型,在此基础上,模拟并计算PVA分解产物气体在多孔粉末压坯内的压力构建情况;结合粉末压坯脱脂强度测试结果,分析粉末压坯在脱脂过程中压坯尺寸、粘结剂含量等因素对升温速率和脱脂时间的影响,获得不同半径尺寸压坯的极限升温速率。

However,for free decay method,its range of changing frequency is very narrow and the initial states of samples are not easily repeated because of the effect of crystallization;for forced oscillation method,the measuring results are seriously affected by crystallization,which is caused by slow heating rates.

然而,自由衰减法有限的变频范围,以及由于受晶化的影响,使两次升温测量时样品的初始状态不易重复;用强迫振动法测量时,同步变频条件限制了升温速率,造成金属玻璃的晶化过程严重影响了测量结果。

Time to lay claim to the evidence fingerprints sell me out but our footprints washed away from the docks downtown it's been getting late for days and i feel myself deserving of a little time off we can kick it here for hours and just mouth off about the world and how we know it's going straight to hell pass me another bottle, honey the jaeger's so sweet but if it keeps you around, then i'm down meet me on thames street i'll take you out though i'm hardly worth your time in the cold, you look so fierce but i'm warming up because the tension's like a fire we'll hit south broadway in a matter of minutes and like a bad movie, i'll drop a line fall in the grave i've been digging myself but there's room for two six feet under the stars i should have known better than to call you out (on a night like this, a night like this) if not for you, i know i'd tear this place to the ground (but i'm all right like this, all right like this) i'm gonna roll the dice before you sober up and get gone i'm always in over my head thames street i'll take you out though i'm hardly worth your time in the cold, you look so fierce but i'm warming up because the tension's like a fire we'll hit south broadway in a matter of minutes and like a bad movie, i'll drop a line fall in the grave i've been digging myself but there's room for two six feet under the stars time to lay claim to the evidence fingerprints sell me out but our footprints washed away i'm guilty, but i'm safe for one more day overdressed and underage do you really need see an id?

时间觊觎的证据指纹出卖我但我们的足迹冲走从市区码头它已经很晚了天我觉得自己一个小假值得我们可以在这里踢了几个小时和公正的嘴把对世界的以及我们如何知道这将直接进入地狱通过我的另一瓶,蜂蜜在耶格的如此甜蜜但如果它使你周围,那我下我会晤泰晤士街我会带你出去虽然我不值得你的时间在寒冷的,你看看如此激烈但我升温因为像火紧张的我们会击中在几分钟内南百老汇像一个糟糕的电影,我将下降1线下降的严重我一直在挖掘自己但是有两个房间六英尺下的星星我应该知道比给你打电话了(在这样的夜晚,这样的夜晚)如果不是你,我知道我会撕这个地方到地面(但我这样的权利,都喜欢这样的权利)我要去滚骰子在你清醒过来,得到了我总是在我头上泰晤士街我会带你出去虽然我不值得你的时间在寒冷的,你看看如此激烈但我升温因为像火紧张的我们会击中在几分钟内南百老汇像一个糟糕的电影,我将下降1线下降的严重我一直在挖掘自己但是有两个房间六英尺下的星星时间觊觎的证据指纹出卖我但我们的足迹冲走我有罪,但我一个更安全的一天打扮和未成年你真的需要看到一个ID?

1 Oven order 5.1.1 first hearth cloth Wind board laying 200mm thickness of the bed material; About Revert cloth laying Wind board thickness 200mm bed material, to prevent Ogive burn plug secondary air pipe; 5.1.2 prior to Add a small amount of flammable wood furnace and left and right back Feeder, ignition Wind Road in oven two days before ignition; 5.1.3 ignition started Ovens need to use a small amount of diesel added to the accumulation of wood, wood ignition when combustible, wood drying to around 200 ° C, according to adjust primer wind baffle and then curves of thermal insulation and heating.

5.1烘炉顺序 5.1.1先将炉床布风板上铺设厚度为200mm的床料;左右返料器布风板上铺设厚度200mm床料,防止把风帽烧坏,堵塞二次风管; 5.1.2事先将少量易燃木柴放入炉膛和左、右返料器,点火风道应在烘炉前2天进行点火; 5.1.3开始烘炉点火时需要用少量的柴油加在堆积的木柴上,点火时木柴易燃烧,木柴烘至200℃左右后,根据情况调节引风挡板,再按升温曲线保温、升温

ISO834 and parametric equation approach are lack of pertinence. The results may be too conservative. The temperature obtained by zone model is low, so that it is not suitable for the performance-based fire protection design on this structure. Field model considers the heterogeneity of environmental temperature, and its result is close to the real fire, so that it is commended to the performance-based fire protection design on steel staggered-truss structure.

国际标准升温曲线和参数化室内升温曲线不考虑火源功率、建筑通风口等因素,缺乏针对性,分析结果偏于保守;区域模型所得温度偏低,不宜用于交错桁架结构的性能化抗火设计;场模型考虑了火源功率及环境温度分布的不均匀性,和实际火灾较接近,计算结果相对较为准确,可用于结构的性能化防火设计。

Over fast in temperature ascending can result in the worsen of the shiftiness and composition of paste and produce tin blast and balls.

升温速率为1.0~3.0℃/秒,在预热区的升温速度过快,容易使锡膏的流移性及成份恶化,易产生爆锡和锡珠现象。

It was found that M-TCNQ complexes crystallize mainly taking on one dimensional orientation. Slinger, longer and more density cluster of nanowire could be obtained when assuming vapor-solid reaction with higher temperature and longer reaction time.

在气-固相反应法中,通过改变反应温度、升温时间和升温机制等条件可以得到不同形貌和聚集状态的M-TCNQ,并对其生长机制提出了合理的生长模型。

The environmental laboratory has 1,110 m 2 , in the possession of 20 advanced test equipments that both from China and other countries such as USA , France , Italy , Japan , etc. The speed of decreasing temperature could reach 15 ℃/min, the raising speed of temperature could reach 30 ℃/min and be capable of adjustment continuously. 29 m 3 test box could test temperature, temperature and humidity for large electrician and electronic equipment. The speed of raising temperature could reach 6 ℃/min at best. Vibration test equipment include slipway, it could carry through three axis vibration, and the minimum thrust force is 5 tons.

环境实验室建筑面积 1100 平方米,拥有从美国、法国、意大利、日本等国家引进的国外及国产先进试验测试设备 20 台,降温速度最高可达到 15 ℃/min ,升温速度可达 30 ℃/min且连续可调; 29 立方试验箱能对大型电工电子设备进行温度、温度循环及湿度试验,升温速度最高可达 6 ℃/min ;振动试验设备有滑台,可进行三轴向振动,最大推力可达 5 吨。

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