Effect of electron irradiation attenuated by aluminum screens on the electrical parameters of p-n silicon structures

被引:0
|
作者
I. G. Marchenko
N. E. Zhdanovich
机构
[1] National Academy of Sciences of Belarus,Scientific and Practical Materials Research Center
来源
Technical Physics Letters | 2010年 / 36卷
关键词
Technical Physic Letter; Deep Level Transient Spectroscopy; Radiation Defect; Silicon Structure; Reverse Resistance;
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摘要
We have studied the influence of irradiation by 6-MeV electrons via flat aluminum screens with thicknesses d = 2−14 mm (mass thicknesses, 0.5–3.8 g/cm2) on the properties of p+-n-n+ silicon structures, including the nonequilibrium charge carrier lifetime (τ), reverse current (IR), and forward current-voltage (I-U) characteristics. In the case of a screen with d = 14 mm (3.8 g/cm2), the irradiated structures exhibit significantly smaller changes in IR values and I-U curves compared to those for d = 2–12 mm, whereas a decrease in τ (from 20 to 1.5 μs) is the same.
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页码:464 / 467
页数:3
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