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A novel hydrogen-bonded organic frameworks (HOFs) FJU-200 has been constructed from N,N\'-bis(5-isophthalic acid)napht......
Cellulose-based nanocomposite aerogels were prepared by incorporation of aluminum hydroxide(AH) nanoparticles into cellu......
A red oxide phosphor,Sr_2ScAlO_5:Eu~(2+) with perovskite-type structure,for white light-emitting dio
Sr2ScAlO5:Eu2+,a red oxide phosphor with a perovskite-type structure,has been synthesized through a solid-state reaction......
An 8μm thick Ga-doped ZnO(GZO) film grown by metal-source vapor phase epitaxy was deposited on a GaN-based light-emitti......
Aperiodic molybdenum/silicon (Mo/Si) multilayer designed as a broadband reflective mirror with mean reflectivity of 10% ......
ZnO Films on Transferable and Low Thermal Resistance Graphite Substrate Grown by Ultrasonic Spray Py
ZnO thin films were deposited on graphite substrates by ultrasonic spray pyrolysis method with Zn(CH 3 COO) 2 ·2H 2 O a......
Total rare earth consumption exceeded 72,600 tREO domestically in China in 2007,among which over 38,500 tREO were consum......
Growth of cadmium sulfide (CdS) thin films on glass substrates was carried out by atmospheric pressure metal-organic che......
Influence of a deep-level-defect band formed in a heavily Mg-doped GaN contact layer on the Ni/Au co
The influence of a deep-level-defect(DLD) band formed in a heavily Mg-doped GaN contact layer on the performance of Ni/A......
Preparation and characterization of visible-light-driven europium doped mesoporous titania photocata
Pure and different content europium(Eu) doped mesoporous titania were prepared by template method using Eu(NO3)3.6H2O an......
An ozone conservation equation is added to the global nine-layer general circulationmodel to simulate the heating effect......
SUMMARY: Exact thermodynamical relations are derived by which isothermal vapour pressure diagrams of liquid mixtures ca......
本文通过对荣华二采区10...
Determination of Quercetin in Eriocaulon buergerianum Koern.Using HHPLC Coupled with Four-channel UV
[Objective] To establish a quantitative method for determination of quercetin content in Eriocaulon buergerianum,and det......
Cryptochromes are blue/ultraviolet-A(UV-A) light receptors involved in regulating various aspects of plant growth and de......
Polypeptide from Chlamys farreri inhibits UVB-induced apoptosis of HaCaT cells via iNOS/NO and HSP90
Polypeptide from Chlamys farreri (PCF) is a novel marine bioactive product that was isolated from the gonochoric Chinese......
采用了紫外光谱法建立的新枞酸定量分析方法,跟踪测定在连续反应器上的新枞酸氧化反应动力学。在物质的量范围0.6420×10^-6~3.854......
以Ce(NO3)3·6H2O和(CH3COO)2 Zn·2H2O为原料,采用超声—沉淀法制备了纳米CeO2,ZnO粉体,CeO2/ZnO纳米复合粉体。研究了不同的......
目的:建立甘草总黄酮微丸溶出度的测定方法。方法:依据中国药典2005年版二部附录XC,采用桨法测定,以1.0%十二烷基硫酸钠的pH6.8磷酸盐缓冲......
根据抗生素LY-92与显色剂反应呈色,建立了用分光光度法测定其化学效价的方法。以碱性苦味酸钠盐溶液为络合剂与抗生素LY-92形成黄色的络合物。......
研究了苯二酚三种分异构体水溶液的紫外吸收光谱,在PH3.6的缓冲溶液中,邻、间、对苯二酚的紫我吸收峰分别为275nm,273nm和288nm三者重叠严重。选取在240nm-290nm范围内......
通过单晶X射线衍射测定了奥扎格雷的晶体结构.晶体属正交晶系,空间群为P212121,晶胞参数为a=0.62522(6)nm,b=0.91897(8)nm,c=1.95789(18......
本文通过实验选出了适用于测定聚酯型表面活性剂临界胶束浓度的添加物二甲基偶氮苯,确定了最佳浓度区间,建立了简单,快速的测定方法。......
采用凹玻片悬滴法测定了玫烟色棒束孢在高温、紫外照射、紫外保护剂和杀菌剂等逆境胁迫下分生孢子的存活率。结果表明:玫烟色棒束孢......
[目的]研究紫外线对肉仔鸡骨骼生长的影响。[方法]将720只1日龄AA肉用仔鸡随机分成两组(公母各半),分别放到除光照制度外其它完全相同......
【目的】在分子水平上初步探究酸溶性鲅鱼鱼皮胶原蛋白的特征性。【方法】在提取方法中用L9(34)正交试验寻求最佳提取条件。在分子特......
为提高硫杆菌浸出铜过程中的耐砷能力,对用高砷铜精矿驯化的中温硫杆菌进行了紫外线耐高砷诱变,选育出的中温硫杆菌耐砷能力达8.0 ......
紫外光通信是一种新兴的基于大气散射和吸收的元线光通信技术,系统结构参数的选择对系统性能有重要影响.该文通过利用Luettgen提出的......
采用紫外和荧光光谱研究了水溶性壳聚糖(CS)与牛血清白蛋白(BSA)之间的相互作用。结果表明:随CS浓度的增加,BSA的紫外吸收光谱表现出明......
Chromatographic method was invented about 80 years ago.Since thengreat development has been made and it is now widely us......
建立了山楂片中苏丹红的薄层色谱-紫外可见分光光度测定方法 .实验条件:展开剂为正己烷:丙酮:乙酸乙酯=100:6:8,检测波长:苏丹红Ⅰ、Ⅱ、......
目的:通过物理诱变提高氧化亚铁硫杆菌(T.f)的活性。方法:利用紫外线对高氧化亚铁硫杆菌进行诱变,对比紫外线辐照120s、240s和300s后培......
为充分发挥UV-Fenton试剂处理矿井水中的乳化液(油)的去除效果,通过正交实验和单因素实验,分析了H2O2的浓度、FeSO4的浓度、光照时间......
人工雄核发育,是利用遗传失活的卵子与正常精子受精,再利用染色体加倍技术使受精卵恢复为二倍体的遗传操作技术.利用该技术可大大......
用三嗪类紫外线吸收剂和受阻胺光稳定剂复配物乳液对棉织物进行抗紫外线整理.研究了后整理工艺对织物紫外线防护性能的影响,研制出......
人们在室内的长期停留,越来越依赖于空调环境。但由于某些空调系统片面追求节能,室内的新风量严重不足,加之室内的生物性污染,导致......
合成了溴化N-正辛基吡啶离子液体,利用红外光谱对溴化N-正辛基吡啶离子液体的结构进行了表征,由特征峰可知合成了目标产物。对溴化......
分别从理论和实验上对乙醇水溶液在可见波段产生的荧光光谱及其特性进行了分析研究.结果表明,在波长为253.7 nm的紫外光激励下,乙......
松蠹狄金小蜂是我国南方主要造林树种华山松的重大蛀干害虫——华山松木蠹象的优势寄生蜂。为了避免灯光诱杀华山松木蠹象时错杀松......
大气污染物SO_2分子在紫外光的作用下会激发出一定波长的荧光,由此开发出一种大气SO_2浓度监测系统。整个系统由光路、电路和气路......
实验用溴代正己烷和吡啶合成了溴化N-己烷吡啶中间体,优化了合成的条件并对影响产率的因素进行了研究,晶体有利于合成实验,增加产......
以具有一维结构的Sr2CeO4化合物为研究对象、Sm^3+作为发光中心,探索了其作为LED用荧光材料的可能性.用高温固相法于1200℃、6h合成......
目的:研究盐酸索他洛尔片的质量标准及其稳定性.方法:样品用0.1mol/L盐酸溶解,经过滤后测定.紫外分光光度法的测定波长为228nm;高......
采用水稻生长模拟模型计算了未来气候变化对长江三角洲地区水稻产量的影响,在计算中同时考虑了CO2浓度升高和紫外辐射增强对水稻生......
详细报道了新研制的紫外多阳极微通道阵列光电倍增管。该器件采用了叠合式阵列阳极(128×128),端窗式“日盲”紫外光电阴极,高增益的Z型微......
用原子力显微镜(AFM)、X射线衍射(XRD)、红外光谱(IR)及紫外-可见光谱(UV/VIS)研究了在氩(Ar)气氛下制备的C60薄膜的表面形貌、结......
讨论了傅里叶变换光谱技术向短波段光学扩展的必要性和主要技术难点,分别介绍了几种于紫外,真空紫外及软X射线波段的傅里叶变换光谱仪......
目的 测定蜂胶软胶囊中总黄酮的溶出度.方法 选用转篮法,以0.1 mol·L-1盐酸溶液(9→1 000 mL) 1 000 mL为溶出介质,转速100 r&#......