摘要:
An electrophotographic light-receiving member has a conductive support and a photoconductive layer composed of a non-monocrystalline material comprising silicon atoms as a matrix, hydrogen and/or halogen atoms, and an element belonging to Group IIIb of the periodic table. The photoconductive layer has from the surface side toward the conductive support side, a third layer region that absorbs 50-90% of incident image exposure light and a second layer region that absorbs 60-90% of pre-exposure light incident on the photoconductive layer. The Group IIIb element is present such that its content decreases from the conductive support side to the surface side. In three embodiments the photoconductive layer has, respectively: 10-30 at. % H; 10-20 at. % H and 25-40 at % H; an optical band gap of 1.75-1.85 eV, 1.65-1.75 eV and 1.80-1.90 eV and a characteristic energy of each of 50-55 meV.
摘要:
A vacuum processing method including placing an article to be processed in a reaction container and simultaneously supplying at least two high-frequency powers having different frequencies to the same high-frequency electrode to generate plasma in the reaction container by the high-frequency powers introduced into the reaction container from the high-frequency electrode. The frequencies and power values of the at least two high-frequency powers supplied satisfy a required relationship.
摘要:
A vacuum processing method that includes placing an article to be processed in a reaction container and simultaneously supplying at least two high-frequency powers having mutually different frequencies to at least one high-frequency electrode to generate plasma in the reaction container by the high-frequency powers introduced into the reaction container from the high-frequency electrode(s), thereby processing the article. The frequencies and power values of the at least two high-frequency powers supplied satisfy required relationships.
摘要:
An electrophotographic photosensitive member includes a photoconductive layer, an intermediate layer, and a surface layer. When Si+C atom density in the surface layer is represented by DS×1022 atoms/cm3, the DS is 6.60 or more, and when the maximal value of H/(Si+H) in a distribution of hydrogen quantity in the photoconductive layer in a layer thickness direction is represented by HPmax, the average value of the H/(Si+H) in the second photoconductive region is represented by HP2, the DS and the HP2 satisfy the following expression (1) and the DS and the HPmax satisfy the following expression (2). HP2≧0.07×DS−0.38 Expression (1) HPmax≦0.04×DS+0.60 Expression (2)
摘要:
An electrophotographic photosensitive member includes a substrate, a photoconductive layer, an intermediate layer, and a surface layer sequentially formed. The intermediate layer contains silicon, carbon and hydrogen, and a distribution of a hydrogen ratio, which is a ratio of the number of hydrogen atoms to the number of silicon, carbon and hydrogen atoms, in the intermediate layer has a maximum region. A largest hydrogen atomic ratio in the intermediate layer is larger than a hydrogen atomic ratio in the surface layer, and the hydrogen atomic ratio in the surface layer is 0.30 to 0.45. A distribution of a carbon atomic ratio, which is a ratio of the number of carbon atoms to the number of silicon and carbon atoms, in the intermediate layer has a maximum and a minimum region. A carbon atomic ratio in the maximum region is 0.53 to 0.63, a carbon atomic ratio in the minimum region is 0.47 or more, and the maximum hydrogen region in the intermediate layer is partially superimposed on the minimum carbon region.
摘要:
An image-forming method is provided which enable high-quality images to be formed over a long time period. In the image-forming method, an electrophotographic photosensitive member is used having a surface layer formed of a hydrogenated amorphous silicon carbide in which a ratio of the number of carbon atoms to the sum of the number of silicon atoms and the number of the carbon atoms in the surface layer is 0.61 or more and 0.75 or less, and the sum of the atomic density of the silicon atoms and the atomic density of the carbon atoms in the surface layer is 6.60×1022 atoms/cm3 or more, and the peak wavelength of pre-exposure light is shorter than the peak wavelength of image exposure light.
摘要翻译:提供了能够在长时间内形成高质量图像的图像形成方法。 在图像形成方法中,使用电子照相感光构件,其具有由氢化非晶碳化硅形成的表面层,其中碳原子数与硅原子数与碳原子数之和的比率 在表面层中为0.61以上且0.75以下,表面层中的硅原子的原子密度和碳原子的原子密度之和为6.60×1022原子/ cm 3以上,峰值波长 的预曝光光比图像曝光光的峰值波长短。
摘要:
In a plasma treatment method of and apparatus for treating the surface of a treatment target substrate by utilizing glow discharge produced by supplying high-frequency power into an inside-evacuated reactor through a high-frequency power supply means, a plurality of impedance regulation means for regulating impedances on the side of the reactor and on the side of the high-frequency power supply means are provided correspondingly to the impedances of a plurality of reactors, and the high-frequency power is supplied into the reactors via the impedance regulation means corresponding to the reactors. Plasma treatment can be made in a good efficiency and a low cost on a plurality of reactors having different impedances.
摘要:
The present invention provides an electrophotographic photosensitive member including a photoconductive layer, an intermediate layer made of hydrogenated amorphous silicon carbide on the photoconductive layer, and a surface layer made of hydrogenated amorphous silicon carbide on the intermediate layer, wherein a ratio (C/(Si+C); C2) in the surface layer is 0.61 to 0.75, and a sum of atom density of silicon and carbon is 6.60×1022 atoms/cm3 or more, a ratio (C/(Si+C); C1) and a sum (D1) of atom density of silicon and carbon in the intermediate layer increase continuously from the photoconductive layer toward the surface layer without exceeding C2 and D2, and the intermediate layer has a continuous region in which C1 is 0.25 to C2 while D1 is 5.50×1022 to 6.45×1022 atoms/cm3, the region being 150 nm or larger in a layer thickness direction, and an electrophotographic apparatus equipped therewith.
摘要:
An electrophotographic photosensitive member includes a photoconductive layer, an intermediate layer, and a surface layer. When Si+C atom density in the surface layer is represented by DS×1022 atoms/cm3, the DS is 6.60 or more, and when the maximal value of H/(Si+H) in a distribution of hydrogen quantity in the photoconductive layer in a layer thickness direction is represented by HPmax, the average value of the H/(Si+H) in the second photoconductive region is represented by HP2, the DS and the HP2 satisfy the following expression (1) and the DS and the HPmax satisfy the following expression (2). HP2≧0.07×DS−0.38 Expression (1) HPmax≦0.04×DS+0.60 Expression (2)
摘要:
For making it feasible to suit to vacuum processing utilizing a system consisting of an exhaust section and a separable vacuum processing vessel section, to ensure flexibility of production, to prevent dust from attaching onto an article, so as to achieve increase in non-defective percentage of vacuum-processed articles, and also to suppress variability in vacuum processing characteristics among lots, an article is loaded into a movable vacuum processing vessel section, the vacuum processing vessel section is preliminarily pressure-reduced and moved, the vacuum processing vessel section is connected to an exhaust section, and communication is established between the vacuum processing vessel section and the exhaust section to perform vacuum processing. A first opening provided in the vacuum processing vessel section is connected to a second opening provided in the exhaust section and a vacuum seal valve of the first opening which is openable and closable, is opened. When opening the valve, the internal pressure of the vacuum processing vessel under reduced pressure is set higher than the pressure of another pressure-reduced space to be brought into communication therewith by the opening of the valve.