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Exploring valid internal-control genes in Porphyra yezoensis (Bangiaceae) during stress response conditions

王文磊、吴晓洁、Wang Chao 等 8 位作者2014-01-01Acta Scientiarum Naturalium Universitatis Sunyatseni

v /F当应力在 P orphyra yezoensis 的 thalli 上被强加时, m 显著地被影响,但是几乎完全经历了在正常条件下面恢复了,它为下列实验是镇定的。当时,三件样品,被对待,不同等级压力与咸度,照耀和温度结合了,是镇定的。在上面的样品的七组成的表示基因的抄写数字在 RNA 抽取和 cDNA 合成以后被决定。最后,进内部控制基因的选择的一般卓见在压力反应期间被获得。我们发现以咸度应力没有明显的效果(在咸度 90 点) 在大多数的抄写上,基因在学习使用了。18S ribosomal RNA 基因有最高的表示水平,在不同的测试的组之中显著地变化。RPS8 表示显示出在样品之间的一个高不规则的变化。GAPDH 介绍了比…

Photosynthetic Processes and MechanismsAlgal biology and biofuel productionDiatoms and Algae Research

Improving the performance of all-solid-state supercapacitors by modifying ionic liquid gel electrolytes with graphene nanosheets prepared by arc-discharge

Minjie、Shi、Shengzhong 等 12 位作者2014-01-01中国化学快报:英文版

) 和共聚物(P (VDF-HFP )) 被 ad-GNSs 的增加作为一个离子的进行倡导者修改。这修改胶化电解质显示出优秀热稳定性直到 400   °C 和 3 &#xA0 的一扇宽电气化学的窗户; V。所有固态的 supercapacitor 用这修改离子的液体胶化聚合物电解质基于商业激活的碳被制作,它用纯离子的液体胶化聚合物电解质相应所有固态的 supercapacitor 与那些相比显示出显然改进的电气化学的行为。特殊,更小的内部抵抗,更高特定的电容,更好的率表演和骑车的稳定性被完成。这些结果显示 ad-GNSs 修改的离子的液体胶化聚合物将是为高效的有希望、合适的胶化电解质所有固态的电气化学的设备。

Advancements in Battery MaterialsSupercapacitor Materials and FabricationAdvanced Battery Materials and Technologies

Application of Successive Self-nucleation and Annealing to Study the Stereo-defects Distribution of Biaxially Oriented Polypropylene

Hefei、Chang、Hua-yi 等 12 位作者2014-01-01Acta Scientiarum Naturalium Universitatis Sunyatseni

二工业的聚丙烯的立体声缺点分发有不同处理性质的 biaxially 面向的聚丙烯(BOPP ) 样品 T28FE 和 F28SO 通过连续自我成核被学习并且退火(SSA ) 技术。在样品 F28SO,和样品 F28SO 的聚丙烯的 isotactic 顺序长度有更中等的 isotactic 部件,这被发现更短,样品 F28SO 的聚丙烯的 isotactic 顺序长度分发更宽广,它能在处理 BOPP 电影期间在高速度的取向被处理很好。这结果显示聚丙烯的 isotactic 顺序长度分发在准备 BOPP 电影期间与处理速度有关,并且聚丙烯的立体声缺点分发在它的处理能力上有重要影响。

Polymer crystallization and propertiesManufacturing Process and OptimizationFiber-reinforced polymer composites

Influence of Deep Cryogenic Treatment on Microstructures and Mechanical Properties of an Ultrafine-Grained WC-12Co Cemented Carbide

Hejia、Zhang、Liqing 等 9 位作者2014-01-01Acta Scientiarum Naturalium Universitatis Sunyatseni

微观结构和极其细小颗粒的 WC-12Co cemented 碳化物的机械行为上的深低温实验法的处理(DCT ) 的效果被使用 XRD, SEM,和 DSC 调查。在 cemented 碳化物的纯公司和文件夹阶段公司的阶段转变详细被分析相关加强的机制与它的吗??分阶段执行转变。结果证明 DCT 导致了坚硬和极其细小颗粒的 WC-12Co cemented 碳化物的弯曲力量的细微增加。为在 DCT 以后的极其细小颗粒的 cemented 碳化物,在微观结构和 cemented 碳化物的元素的分发没有重要变化,但是折断的形态学显示出塑料变丑的一个特征。在在 WC-12Co cemented 碳化物的纯公司和文件夹阶段公司的情况中,他们展…

Advanced materials and compositesMetal Alloys Wear and PropertiesPowder Metallurgy Techniques and Materials

Resonant peak splitting in graphene superlattices with one-dimensional periodic potentials

Yi XuYing HeYanfang Yang2014-01-01OpenAlex

We have investigated theoretically the resonant tunneling phenomenon of Dirac electrons through graphene superlattices with periodic potentials of square barriers. It is found that there are two resonance conditions for the graphene superlattices. Some of the resonance transmission peaks present N - 1-fold resonance s…

Graphene research and applicationsQuantum and electron transport phenomenaTopological Materials and Phenomena

Influence of modification of UV-curing wood coatings with SiO_2 on its mechanical properties and gloss

Yan Xiaoxin2014-01-01Nanjing Linye Daxue xuebao

Influence of UV-curing wood coatings modification with SiO2on its mechanical properties and gloss was investigated in this paper. UV curing wood coatings were modified by SiO2,and then the glossiness and mechanical properties including hardness,adhesion,resistance impact strength of film coating formed under the optim…

Corrosion Behavior and InhibitionSmart Materials for ConstructionCivil and Geotechnical Engineering Research

Straight and kinked InAs nanowire growth observed in situ by transmission electron microscopy

Filip、Lenrick、Martin 等 9 位作者2014-01-01纳米研究:英文版

种在 situ 传播电子显微镜学(TEM ) 使用的 nanowires 的实时观察为理解发生在 nanowire 生长期间的动态过程正在成为一个日益重要的工具。这里我们种 InAs nanowires 的现在的观察,它组成第一在一台传播电子显微镜在 In-V 混合物的 situ 生长报导了。发生在更长的生长长度上的事件的实时观察由于被完成的多达 1 nm/s 的高生长率是可能的。直生长(主要在 111B 方向) 当处于这些条件的故意的变化引起了 nanowires 形成性变态和变化生长方向时,在一致温度和部分压力被观察。在 kinking 后面的机制详细被讨论。在 nanowire 的 situ 观察, kinking 仅仅以前…

Force Microscopy Techniques and ApplicationsNanowire Synthesis and ApplicationsElectronic and Structural Properties of Oxides

Mechanism underlying the formation of cloud-shaped defects in 304 stainless steel after hot-rolled annealing and pickling

Min Luo2014-01-01宝钢技术研究:英文版

It is highly imperative to understand the mechanism underlying the formation of cloud-shaped defects in stainless steel to reduce the defect incidences.This study investigated the defect microstructure by SEM,simulated pickling in the laboratory,and performed structure analysis of oxide scales after hot rolling.Result…

Microstructure and Mechanical Properties of SteelsHydrogen embrittlement and corrosion behaviors in metalsMetallurgical Processes and Thermodynamics

Preparation of polyethylene glycol-modified polyarginine for gene delivery and in vitro evaluation

Tai Zong-guan2014-01-01Academic Journal of Second Military Medical University

Objective To modify polyargine(PLR)with polyethylene glycol(PEG)and to observe the effect of PEG modification on PLR cytotoxicity and efficiency of PLR-mediated RNA interference.Methods 1 HNMR was used to characterize PLR-PEG and gel electrophoresis was adopted to determine the siRNA-packing capacity of PLR-PEG.The cy…

RNA Interference and Gene DeliveryElectrospun Nanofibers in Biomedical ApplicationsBiopolymer Synthesis and Applications

Synthesis of carbon-coated magnetic nanocomposite (Fe3O4 @ C) and its application for sulfonamide antibiotics removal from water

Xiaolei、Bao、Zhimin 等 10 位作者2014-01-01Acta Scientiarum Naturalium Universitatis Sunyatseni

在环境的抗菌素的出现最近关于他们对人的健康和水的生态系统的潜在的威胁提起了严肃的担心。新磁性的 nanocomposite, Fe3O4@C (与碳涂的 Fe3O4 ) ,被综合,描绘,然后适用把五使用得通常的硫安类药剂(SA ) 从水移开。由于它外部 functionalized 碳壳和内部磁铁矿核心的 combinational 优点, Fe3O4@C 为选择 SA 和快磁性的可分性展出了一种高吸附亲密关系。Fe3O4@C 上的 SA 的吸附动力学能被假秒顺序模型表示。吸附等温线与双模式的模型一起被适合很好,表明吸附过程由一个起始的划分阶段和一个随后的充满洞的阶段组成了。解决方案 pH 与在 pH 获得的最大的移动效率(74%…

Adsorption and biosorption for pollutant removalCovalent Organic Framework ApplicationsNanomaterials for catalytic reactions

Thermal Decomposition Synthesis and Upconversion Luminescence Properties of Spherical BaZnF_4∶ Yb,Er Nanoparticles

Bao Asin2014-01-01Chinese Journal of Luminescence

A series of BaZn F4∶ Er3 +,Yb3 +upconversion luminescence nanoparticles with various doping concentrations were synthesized via thermal decomposition method. X-ray diffraction( XRD),transmission electron microscope( TEM) and fluorescence spectrophotometer were used to investigate the morphology,crystal structure and u…

Luminescence Properties of Advanced MaterialsRadiation Detection and Scintillator TechnologiesLuminescence and Fluorescent Materials

Optical and Electrical Properties of Hydrogenated Silicon Oxide Thin Films Deposited by PECVD

Shen Shen、Hualong、Wang 等 13 位作者2014-01-01Acta Scientiarum Naturalium Universitatis Sunyatseni

4 ,公司 2 , H 2 ,和 PH 3 。硅氧化物的免职率,折射索引,乐队差距,水晶的体积部分,和传导性变瘦电影坚定、分析。有 1.99 的折射索引的电影, 2.6eV 的乐队差距和 10 的电导率 7 S/cm 被获得,它对中间的反射镜层合适。

Photonic and Optical DevicesThin-Film Transistor TechnologiesSilicon Nanostructures and Photoluminescence

Fabrication of large-area nano-scale patterned sapphire substrate with laser interference lithography

禤铭东、戴隆贵、Jia Hai Qiang 等 4 位作者2014-01-01Acta Scientiarum Naturalium Universitatis Sunyatseni

截断的金字塔穿的周期的三角被便宜、高效率的激光干扰平版印刷术(LIL ) 成功地在蓝宝石底层上制作系统。通过干燥蚀刻和湿蚀刻技术的联合, nano 规模有一致尺寸的有图案的蓝宝石底层(NPSS ) 被准备。模式的时期是设计了匹配射出二极管的蓝光的波长的 460 nm (带) 。由改进 LIL 系统的稳定性并且优化进程参数,截断的金字塔穿的明确的三角能与 50.8 公里的直径在蓝宝石底层上被完成。截断的金字塔穿的三角的底部宽度的偏差是 6.8% ,它接近 3% 的工业生产水平。

Advanced Surface Polishing TechniquesOptical Coatings and GratingsNanofabrication and Lithography Techniques

Impurities especially titanium in the rare earth metal gadolinium— before and after solid state electrotransport

Miao Ruiyin2014-01-01OpenAlex

Gadolinium was prepared by conventional procedures of fluorination, reduction, distillation and solid state electrotransport(SSE). The electronegativities of the metals were found to have an important influence on the electrotransport process and result of the impurity element. Meanwhile, titanium particles in the dis…

Ammonia Synthesis and Nitrogen ReductionMuon and positron interactions and applicationsMetallurgical and Alloy Processes

Hydrothermal synthesized micro/nano-sized pyrite used as cathode material to improve the electrochemical performance of thermal battery

Zhaotang YangXiaojiang LiuXiuli Feng、Yixiu CuiXiaowei Yang2014-01-01OpenAlex

In this paper, single-phase pyrite with different particle sizes is prepared by hydrothermal method with the reactants of Na2S, S, and FeSO4. Compared with natural pyrite powder, synthesized pyrite nanocubes with small particle sizes and fine distribution have lower resistance, higher specific capacity and power densi…

Advanced Thermoelectric Materials and DevicesAdvanced battery technologies researchChemical Looping and Thermochemical Processes

Fracture of thermal barrier coating with multiple surface cracks and delaminations:Interlayer effect

范学领、许荣、Kikuchi2014-01-01Acta Scientiarum Naturalium Universitatis Sunyatseni

多重表面裂缝和界面的分层是在电影 / 底层系统的主要失败机制。在到表面快克的界面的分层伴随物的失败机制之上的夹层的效果被探索。有限元素模型被开发获得压力和精力版本率(犯错) ,它管理接口裂缝的繁殖。在几何学和夹层的组成的性质之上的分层的依赖被检验。结果显示稳定的状态上的夹层的有弹性的模量的效果犯错是不足道的。在不同几何参数的情况下,然而稳定犯错有夹层厚度的增加的减少。这些调查结果导致夹层限制在 ERR 上并且这样有重要效果的结论涂层生活,它能被采用修改陶器的最高的上衣。

Corrosion Behavior and InhibitionHigh-Temperature Coating BehaviorsSurface Roughness and Optical Measurements

CREVICE CORROSION BEHAVIORS OF Q235 WELD JOINT

YU Qiaohon2014-01-01Acta Metallurgica Sinica

As a candidate package material for high level radiation waste disposal, the crevice corrosion behavior of Q235 low carbon steel weld joint was investigated in a solution simulated to the groundwater in the northwest part of China. The influences of temperature and oxygen content were evaluated. The microstructure of…

Hydrogen embrittlement and corrosion behaviors in metalsWelding Techniques and Residual StressesNon-Destructive Testing Techniques

Investigation of Phase Change in A36 Steel as a Result of High Velocity Impact Loading

Mena Slewa2014-01-01Digital Scholarship - UNLV (University of Nevada Reno)

High velocity projectiles cause severe damage to target materials upon impact. The target material is subject to high pressure and temperature over a very short period of time. This work studies the effects of Lexan projectiles impacting A36 steel at velocities between 3 km/sec and 6 km/sec. The damage zone develops i…

High-pressure geophysics and materialsEnergetic Materials and CombustionHigh-Velocity Impact and Material Behavior

Research progress of high birefringence liquid crystal compounds

Zhang Zhi-yon2014-01-01Chinese Journal of Liquid Crystals and Displays

In recent years,the response speed of LCDs has been greatly improved.The response time has been reduced from 25 ms to 3ms or less.Although this improvement related to reducing thickness of the liquid crystal layer,the main reason was attributed to the studying and using of novel liquid crystal mixtures.Sequential colo…

Liquid Crystal Research Advancements

Fabrication of Groove Shape Cold Cathode for Enhancing Field Emission Properties of Carbon Nanotube

Wang Feng-g2014-01-01ACTA PHOTONICA SINICA

Based on sintering process and screen printing technique,a novel groove shape cold cathode was developed.The black insulation slurry was sintered to fabricate the bottom insulation layer,in which a gradient surface existed.The silver slurry was screen-printed on the bar electrode. With the baking and sintering process…

Carbon Nanotubes in CompositesPhotocathodes and Microchannel PlatesNanotechnology research and applications