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| 1 | 肾小嗜酸细胞腺瘤多层螺旋CT双期扫描节段性增强反转的特异性表现显示文摘目的 回顾性研究多层螺旋CT双期扫描肾皮髓质期(CMP)与分泌早期(EEP)肾脏节段性增强反转对鉴别肾小嗜酸细胞腺瘤与肾细胞癌(RCC)的意义。材料与方法此项研究经学术委员会批准,免除知情同意通知。自2004年1月-2006年12月,共98例病理证实小于4cm的肾肿瘤(10例肾嗜酸细胞腺瘤与88例RCC)纳入研究。 | J.I.Kim J.Y.Cho K.C.Moon H.J.Lee S.H.Kim 唐光健 | 2009 | 国际医学放射学杂志2009,32,5: | 80 |
| 2 | Thickness Effect of Pulse Shaper on Dynamic Stress Equilibrium and Dynamic Deformation Behavior in the Polycarbonate Using SHPB Technique显示文摘The Split Hopkinson Pressure Bar(SHPB) technique with a special experimental apparatus can be used to obtain the material behaviors under high strain rate loading condition. Attempts to apply the Split Hopkison Pressure Bar in measurement on polymeric materials suffer from limitations on the maximum achievable strain and from high noise to signal ratios. This paper introduces a Split Hopkinson Pressure Bar technique, to overcome these limitations. The proposed method uses aluminum pressure bars to achieve a closer impedance match between the pressure bars and the specimen materials, thus providing both data having a low noise to signal ratio and a longer input pulse at higher maximum strain. In addition, a pulse shaper technique was used for increasing the rise time of the incident pulse to ensure stress equilibrium and homogeneous deformation in the specimen under dynamic compression. A pulse shaper is utilized to lengthen the rising time of the incident pulse to ensure stress equilibrium and homogeneous deformation of polycarbonate. The dynamic deformation behaviors of Polymeric material under compressive high strain rate are evaluated using the modified SHPB technique. | O.S.Lee S.H.Kim Y.H.Han | 2006 | 实验力学2006,21,1: | 21 |
| 3 | Evaluation of spermatogenesis and fertility in F1 male rats after in utero and neonatal exposure to extremely low frequency electromagnetic fields显示文摘Aim: To determine whether in utero and neonatal exposure to a 60Hz extremely low frequency electromagnetic field (EMF) results in spermatotoxicity and reproductive dysfunction in the F1 offspring of rats. Methods: Age-matched,pregnant Sprague-Dawley rats were exposed continuously (21h/day) to a 60 Hz EMF at field strengths of 0 (sham control), 5, 83.3 or 500 μT from day 6 of gestation through to day 21 of lactation. The experimentally generated magnetic field was monitored continuously (uninterrupted monitoring over the period of the study) throughout the study. Results: No exposure-related changes were found in exposed or sham-exposed animals with respect to the anogenital distance, preputial separation, testis weight, testicular histology, sperm count, daily sperm production,sperm motility, sperm morphology and reproductive capacity of F1 offspring. Conclusion: Exposure of Sprague-Dawley rats to a 60Hz EMF at field strengths of up to 500μT from day 6 of gestation to day 21 of lactation did not produce any detectable alterations in offspring spermatogenesis and fertility. | M.K.Chung S.J.Lee Y.B.Kim S.C.Park D.H.Shin S.H.Kim J.C.Kim | 2005 | Asian Journal of Andrology2005,7,2: | 5 |
| 4 | 铜与金引线的特性比较显示文摘近来由于黄金价格的强势增长,使得作为低成本键合引线的的铜丝受到众多封装界内的关注。如一些粗引线的低引脚封装,业已用铜引线在批量生产中获得成功。当采用这种引线时,它需要一些与金引线不同的条件,例如氧化的程度,机械特性,键合机操作的应用范围等。因此,当用户开始采用铜引线时,就必须考虑减少试验和误差。如果黄金价格继续走高,向铜引线的转化速度将会加快。 | S.H.Kim J.T.Moon | 2008 | 电子工业专用设备2008,37,5: | 2 |
| 5 | New results on stability criteria for neural networks with time-varying delays显示文摘In this paper,the problem of stability analysis for neural networks with time-varying delays is considered.By constructing a new augmented Lyapunov-Krasovskii's functional and some novel analysis techniques,improved delaydependent criteria for checking the stability of the neural networks are established.The proposed criteria are presented in terms of linear matrix inequalities(LMIs) which can be easily solved and checked by various convex optimization algorithms.Two numerical examples are included to show the superiority of our results. | O.M.Kwon J.W.Kwon S.H.Kim | 2011 | Chinese Physics B2011,20,5: | 2 |
| 6 | 空间分辨力与管电流对CT结肠成像计算机辅助息肉检出影响的模型研究显示文摘目的前瞻性评价Z轴分辨力与管电流对普通CT结肠成像计算机辅助诊断(CAD)系统在猪结肠模型的息肉检出中的影响。方法在14个猪结肠模型上制造了96个息肉。在16层CT上扫描获得CT结肠影像,扫描准直器宽0.75mm,采用10、50、100与160mAs;螺矩为1.5。每扫描1mAs,CT影像重建厚度(ST)均为1.5mm,重建间隔(RI)为1.3mm。为评价Z轴空间分辨力的影响,还对100mAs的CT扫描用不同的ST(原文为SI,可能有误)与RI组合进行重建(分别为1.0与0.7mm,3.0与2.0mm,3.0与3.0mm.5.0与5.0mm)。随后用CAD程序分析模型数据。 | S.H.Kim J.M.Lee C.I. Shin H.C.Kim J.G.Lee J.H.Kim 唐光健 | 2008 | 国际医学放射学杂志2008,31,5: | 2 |
| 7 | Removal of antibiotics by coagulation and granular activated carbon filtration显示文摘 | K.J.Choi S.G.Kim S.H.Kim | | 0,,01: | 1 |
| 8 | 查看详情显示文摘 | Hong Y. S Park Y. J Ryu K. S Chang S.H.Kim M.G | | 0,,09: | 1 |
| 9 | Using analytic network process and goal programming for interdependent information system project selection显示文摘 | Lee J.W S.H.Kim | | 0,,4: | 1 |
| 10 | Ejaculatory duct obstruction in infertile men显示文摘 | J.‐S.Paick S.H.Kim S.W.Kim | 2001 | BJU International2001,,6: | 1 |
| 11 | A codominant SCAR marker linked to the genic male sterility gene (ms1) in chili pepper (Capsicum annuum)显示文摘 | Lee J J.B.Yoon J.H.Han W.P.Lee J.W.Do H.Ryu S.H.Kim and H.G.Park | | 0,,: | 1 |
| 12 | Effects of the sliding conditions on the tribological behavior of atmospheric plasma sprayed Al2O3-15wt% ZrO2-CaF2 composite coating显示文摘 | S.H.Kim S.P.Hannula S.W.Lee | | 0,,: | 1 |
| 13 | Microstructure and tribological properties of pulsed electric current sintered alumina-zirconia nanocomposites with different solid lubricants显示文摘 | M.E.Cura S.H.Kim T.Muukkonen S.Varjus A.Vaajoki O.S?derberg T.Suhonen U.Kanerva S.W.Lee and S.P.Hannula | | 0,,2: | 1 |
| 14 | Effects of different solid lubricants on mechanical and tribological properties of Al2O3/ZrO2 nanocomposites显示文摘 | S.H.Kim S.H.Cho S.P.Hannula S.W.Lee | | 0,,: | 1 |
| 15 | Relationship between microstructure and tri-bological properties for Al2O3/SiC nanocomposites显示文摘 | S.H.Kim S.W.Lee T.Sekino T.Kusunose T.Nakayama and K.Niihara | | 0,,1305: | 1 |
| 16 | Tribological behaviors of Al2O3/SiC nanocomposites during dry sliding显示文摘 | S.H.Kim T.Sekino K.Niihara | | 0,,: | 1 |
| 17 | A study on hydrogen generation from NaBH4 solution using the high-performance Co-B catalyst显示文摘 | S.U.Jeong R.K.Kim E.A.Cho H.J.Kim S.W.Nam I.H.Oh S.A.Hong S.H.Kim | | 0,,01: | 1 |
| 18 | Polypyrrole top-contact electrodes patterned by inkjet printing assisted vapor deposition polymerization in flexible organic thin-film transistors显示文摘 | K.H.Shin J.Cho J.Jang H.S.Jang E.S.Park K.Song S.H.Kim | | 0,,05: | 1 |
| 19 | Soft docking:maching of molecular surface cubes显示文摘 | F.Jing S.H.Kim | | 0,,: | 1 |
| 20 | Electron-Cyclotron Laser Using Free-Electron Two-Quantum Stark Radiation in a Strong Uniform Axial Magnetic Field and an Alternating Axial Electric Field in a Voltage-Supplied Pill-Box Cavity显示文摘We consider the radiation from the beam electrons traveling in a strong uniform axial magnetic field and an axiai alternating electric field of wavelength λ_w generated by a voltage-supplied pill-box cavity.The beam electrons emit genuine laser radiation that propagates only in the axial direction through free-electron twoquantum Stark radiation.We find that laser radiation takes place only at the expense of the axial kinetic energy when λ_w< | S.H.Kim | 2016 | Chinese Physics Letters2016,33,3: | 0 |