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164篇 您的检索式:作者名="Torikai"
    题名 作者 年代 出处 被引量
1太阳紫外辐射增加对材料的作用显示文摘合成高分子,天然生物高分子以及其它一些商品材料都要受到太阳紫外辐射(UV)的有害作用。这些材料,特别是塑料在需要经常曝露于日光的环境下的应用,只有利用光稳定剂和(或)表面处理对它们进行保护才有可能。因此,由于部分臭氧减少引起的日光UV含量的任何增高都将增加这些材料的光降解速率,减少它们在户外的应用寿命。这种由日光中UV辐射增加引起的破坏的性质和程度可用作用光谱(action spectra)进行定量表征。虽然在文献上报道了几个高分子的作用光谱,现有资料常不足以对增加的破坏进行可靠的估计。高分子材料的配方,所使用的破坏判据乃至解释数据的方式都常常能影响结果。然而,从已有的资料可清楚看出,短波UV-B过程是引起曝露于日光下的高分子的光破坏的主要原因,这些破坏包括从变色直到整体机械性能的丧失。在许多情况下这些变化仍未有清楚的分子水平的解释。可以用在高分子配方中加入更多量常用光稳定剂的方法来减轻日光中增加的UV含量的作用。但是,这个方法包含了以下假设:a)在日光光谱改变了的情况下这些光稳定剂仍继续有效;b)这些稳定剂曝露于富UV的日光下自身是光稳定的;c)在足够低的深度下它们仍足够有效以达到经济的目的。尚缺乏有关这方面的实验资料。正在进行的研究,特别是有关高分子在极端环境条件下曝露的研究,可能会使这些问题变得更加清晰。用光稳定性更好的塑料和其它材料来代替原来的材料也是一个引人注意的解决方法。上述两种解决方法都将增加应用的塑料产品的价格。随着塑料大量取代传统的材料在许多方面的应用,这是需要考虑的重要问题,尤其在发展中国家更是如此。Anthony L.Andrady Mohamed B.Amin S.Haleem Hamid 胡兴洲 Ayako Torikai 1995人类环境杂志1995,24,3:4
2Preparation of fine particles of spinel-type Mn-Co-Ni oxide by freeze-drying显示文摘Torikai N Meguro T Sasamoto T 1984Journal of the Chemical Society of Japan1984,6,:1
3Fabrication of fine α -alumina powders by thermal decomposition of ammonium aluminum carbonate hydroxide (A A C H)显示文摘Morinaga K Torikai T Nakagawa K 2000Acta Materialia2000,48,1819:1
4A catechol antioxidantprotocatechuic acid potentiates inflammatory leukocyte-derivedoxidative stress in mouse skin via a tyrosinase bioactivation path-way显示文摘Nakamura Y Torikai k Ohigashi H 2001Free Radic Biol Med2001,30,9:1
5Garcinol, a histone acetyl- transferase inhibitor, radiosensitizes cancer cells by inhibiting non -homologous end joining 显示文摘Olike T Ogiwara H Torikai K 2012Int J Radiation Oncol Biol Phys2012,84,3:1
6Effects of tempera-ture, atmosphere and PH on the generation of smoke com- pounds during tobacco pyrolysis显示文摘Torikai K Yoshida S Takahashi H 2004Food Chem Toxicol2004,42,:1
7Enhancement of catalytic activity of alumina by copper addition for selective reduction of nitrogen monoxides by ethane in oxidizing atmosphere显示文摘Torikai Y Yahio H Mizuno N 1991Catalysis Letters1991,,9:1
8A self-renewing,tissueengineered vascular graft for arterial reconstruction显示文摘Torikai K Ichikawa H Hirakawa K 2008J Thorac Cardiovasc Surg2008,136,1:1
9Effects of temperature,atmosphere and pH on the generation of smoke compounds during tobacco pyrolysis显示文摘Torikai K Yoshida S Takahashi H 2004Food and Chemical Toxicology2004,42,9:1
10Inhibitory effect of Citrus Nobiletin on phorbol ester-induced skin inflammation, oxi- dative stress, and tumor promotion in mice 显示文摘Murakami A Nakamura Y Torikai K 2000Cancer Res2000,60,:1
11Solid polymer electrolyte water electrolysis(Ⅱ ):preparation methods for membrane-electrocatalysts composite显示文摘TAKENAKA H TORIKAI E KAWAMI Y 1985Denki Kagaku Oyobi Kogyo Butneri Kagaku1985,53,2:1
12Transcatheter aortic valve replacement using DynaCT 显示文摘Maeda K Kuratani T Torikai K 2012J Card Surg2012,27,5:1
13Malignancy and interstitial pneumonitis as fatal complications in dermatomyositis显示文摘Hidano A Torikai S Uemura T 1992J Dermatol1992,19,3:1
14Asynchronous cellular automaton - based neuron: theoretical analysis and on - FPGA learning显示文摘Takashi Matsubara Hiroyuki Torikai 2013IEEE Transactions on Neutral Networks and Learning Systems2013,24,:1
15Garcinol,a histone acetyltransferase inhibitor,radiosensitizes cancer cells by inhibiting non-homologous end joining显示文摘Oike T Ogiwara H Torikai K 2012Radiation Oncology2012,84,3:1
16Radiation therapy for life-or function-threatening infant hemangioma显示文摘Ogino I Torikai K Kobayasi S 0,,:1
17Radiation therapy forlife-or function-threatening infant hemangioma显示文摘Ogino I Torikai K Kobayasi S 2001Ra-diology2001,218,3:1
18Effects of temperature, atmosphere and pH on the generation of smoke compounds during tobacco pyrolysis 显示文摘Torikai K Yoshida S Takahashi H 2004Food and Chemical Toxicology2004,42,9:1
19Effects of temperature, atmosphere and pH on the generation of smoke compounds during tobacco pyrolysis显示文摘Torikai K Yoshida S Takahashi H 2004Food and Chemical Toxicology2004,42,9:1
20Photodegradation of Polyethylene:Factors Affecting Photostability显示文摘Torikai A Shirakawa H 1990Journal of Applied Polymer Science1990,40,:1
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