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| 1 | Al_2O_3-TiC/1Cr18Ni9Ti扩散焊接头应力分布显示文摘用有限元方法计算了Al2O3-TiC/1Cr18Ni9Ti扩散焊接头的应力分布,研究了加热温度、压力和中间层对应力分布的影响。结果表明,残余轴向应力和剪切应力在试样边缘处梯度都较大,靠近中心轴,应力分布比较均匀,最大剪切应力出现在Al2O3-TiC/中间层界面处。在扩散焊冷却过程中,Al2O3-TiC/1Cr18Ni9Ti扩散焊接头最大轴向拉应力先是出现在边缘陶瓷侧,随着温度的降低,逐渐向试样中心靠近,应力值也逐渐增大。加热温度越低,轴向压应力越大。压力越大,最大轴向拉应力越小,压应力越大,但压力对剪切应力的影响较小。使用Ti-Cu-Ti复合中间层比使用Ti中间层可降低最大轴向压应力和最大剪切应力。 | 沈孝芹 李亚江 Puchkov UA 王娟 黄万群 | 2008 | 焊接学报2008,29,10: | 7 |
| 2 | Super-Ni/NiCr叠层复合材料与18-8钢的焊接性显示文摘采用填丝钨极氩弧焊(TIG)方法对复层厚度仅0.3mm的叠层复合材料与18-8不锈钢进行焊接.通过显微图像分析仪、电子探针(EPMA)和X射线衍射仪(XRD)等对焊缝微观组织、显微硬度和熔合区附近相组成等进行分析.试验发现,焊缝边缘处的奥氏体晶粒生长具有方向性,呈柱状晶形态垂直于熔合区生长;叠层复合材料NiCr基层与焊缝形成可靠的熔合,Super-Ni复层与焊缝过渡区显微硬度升高;18-8钢侧焊缝显微硬度低于不锈钢母材.结果表明,焊接区主要是奥氏体、少量δ铁素体、γ-Ni(Cr,Fe),FeNi等物相;焊接中应使钨极氩弧偏向18-8钢一侧,以避免镍复层过度烧损. | 李亚江 夏春智 Puchkov U A 王娟 | 2010 | 焊接学报2010,31,2: | 6 |
| 3 | Biostratigraphy versus isotope geochronology: Testing the Urals island arc model显示文摘Formation of the Urals volcanic-hosted massive sulphide(VHMS) deposits is considered to be related with the intra-oceanic stage of island arc(s) development in the Upper Ordoviciane Middle Devonian based on the biostratigraphic record of ore-hosting sedimentary rocks. However, the direct Re-Os dating of four known VHMS systems in the Urals gives significantly younger Re-Os isochron ages ranging from355 ± 15 Ma up to 366 ± 2 Ma. To address this discrepancy, we performed SHRIMP U-Pb dating on zircons extracted from rhyodacites(Eifelian biostratigraphic age of 393 -388 Ma) from the footwall of the Alexandrinka VHMS deposit which has a Re-Os isochron age of sulphides of 355 ± 15 Ma.New ^(206) Pb/^(238) U mean age of 374 ± 3 Ma(MSWD ? 1.4 and probability ? 0.11) is considered to be the crystallisation age of the host volcanic rock. This age is ca. 15 Ma younger than the Eifelian(393 -388 Ma)biostratigraphic age and overlaps the Frasniane Famennian boundary(372 ± 2 Ma), characterised by the final stages of Magnitogorsk Arc e East European continent collision. Such an inconsistency with geochronological age may be due to a reburial of conodonts during resedimentation as a result of erosion of older rocks in younger sedimentary sequences. | Svetlana Tessalina Cristina Talavera Michael E.Pritchin Victor Puchkov | 2019 | Geoscience Frontiers2019,10,1: | 2 |
| 4 | Spray freeze drying in a fluidized bed at normal and low Pressure 显示文摘 | Leuenberger H Plitzko M Puchkov M | 2006 | Drying Technology2006,24,6: | 1 |
| 5 | Microstructure and phase constitution near the interface of Cu/Al vacuum brazing using Al-Si fillermetal显示文摘 | Xia Chunzhi Li Yajiang Puchkov U A | 2008 | Vacuum2008,82,: | 1 |
| 6 | Sprayfreeze drying in a fluidized bed at normal low pressure显示文摘 | Leuenberger H Plitzko M Puchkov M | 2006 | Drying Techn- oloyg2006,24,6: | 1 |
| 7 | Microstructure and phase constitution near the interface of Cui Al vacuum brazing using AI-Si filler metal 显示文摘 | XIA Chun-zhi LI Ya-jiang PUCHKOV U A GERASIMOV S A WANG Juan | 2008 | Vacuum2008,82,: | 1 |
| 8 | Incipient metamorphism between Ufa and Beloretzk, western fold-and-thrust belt, southern Urals, Russia显示文摘 | I. Matenaar U. A. Glasmacher W. Pickel U. Giese V. N. Pazukhin V. I. Kozlov V. N. Puchkov L. Stroink R. Walter | 1999 | Geologische Rundschau1999,,4: | 1 |
| 9 | Spray freeze drying in a fluidized bed at normal and low pressure显示文摘 | Leuenberger H Plitzko M Puchkov M | 2006 | Drying Technology:An International Journal2006,24,6: | 1 |
| 10 | The my- cocidal, membrane-active complex of Cryptococcus humi- cola is a new type of cellobiose lipid with detergent fea- tures 显示文摘 | Puchkov E O Z? hringer U Lindner B | 2002 | Biochimica et Biophysica Acta ( BBA)-Bi- omembranes2002,1558,2: | 1 |
| 11 | Microstructure and phase constitution near the interface of Cu/AI vacuum brazing using Al-Si filler metal 显示文摘 | Xia C Z Li Y J Puchkov U A | 2008 | Vacuum2008,82,8: | 1 |
| 12 | Static Analysis Method for Detecting Buffer Overflow Vulnerabilities显示文摘 | Puchkov F M Shapehenko K A | 2005 | Programming and Computer Software2005,3,4: | 1 |
| 13 | Contrasting provenance signals in Riphean and Vendian sandstones in the SW Urals(Russia): Constraints for a change from passive to active continental margin conditions in the Neoproterozoic显示文摘 | Willner A P Ermolaeva T Stroink L Glasmacher U A Giese U Puchkov V N Kozlov V I Walter R | 2001 | Precamb Res2001,110,14: | 1 |
| 14 | Ordovician - Permian palaeogeography of Central Eurasia: development of Palaeozoic petroleum-heating basins显示文摘 | BYKADOROV V A BUSH V A FEDORENKO O A FILIPPOVA 1 B MILETENKO N V PUCHKOV V N SMIRNOV A V UZHKENOV B S VOLOZH Y A | 2003 | Journal of Petroleum Geology2003,26,3: | 1 |
| 15 | Spray freeze drying in a fluidized bed at normal and low pressure显示文摘 | LEUENBERGER H PLITZKO M PUCHKOV M | 2006 | Drying Technology2006,24,6: | 1 |
| 16 | Microstructure and phase constitution near the interface of Cu/Al vacuum brazing using Al-Si filler metal 显示文摘 | Xia C Z Li Y J Puchkov U A | 2008 | Vacuum2008,82,8: | 1 |
| 17 | Microstructure and phase constitution near the interface of Cu/A1 vacuum brazing using AI-Si filler metal 显示文摘 | XIA C Z LI Y J PUCHKOV U A GERASIMOV S A WANG J | 2008 | Vacuum2008,82,: | 1 |
| 18 | Cytoplasmic membrane of a sensitive yeast is a primary target for Cryp- tococcus humicola mycocidal compound (microcin) 显示文摘 | Puchkov E O Wiese A Seydel U | 2001 | Biochimica et Biophysica Acta (BBA)-Biomembranes2001,1512,2: | 1 |
| 19 | Sprayfreeze drying in a fluidized bed at normal low pressure 显示文摘 | Leuenberger H Plitzko M Puchkov M | 2006 | Drying Technology2006,24,6: | 1 |
| 20 | Spray-freeze Dr-ying in a Fluidized Bed at Normal and Low Pressure显示文摘 | Leuenberger H Plitzko M Puchkov M | 2006 | Drying Technology2006,24,6: | 1 |