目的探讨临床路径(clinical pathway,CP)结合团队教学法(team based learning,TBL)在关节运动医学临床实习教学中的应用效果。方法选取我院80名实习医生开展研究,随机分成对照组和观察组,每组40人。对照组选择传统授课模式教学方法,观...目的探讨临床路径(clinical pathway,CP)结合团队教学法(team based learning,TBL)在关节运动医学临床实习教学中的应用效果。方法选取我院80名实习医生开展研究,随机分成对照组和观察组,每组40人。对照组选择传统授课模式教学方法,观察组在对照组的基础上运用CP结合TBL教学法,实习结束后比较两组实习医生出科考试成绩及满意度,评价两组关节运动医学临床教学效果。结果对照组理论成绩(38.70±3.32)分、临床技能成绩(36.90±2.89)分、出科考试总成绩(75.60±3.75)分低于观察组理论成绩(43.53±3.08)分、临床技能成绩(40.83±3.59)分、出科考试总成绩(84.35±4.76)分,差异有统计学意义(t=6.736,P<0.05;t=5.390,P<0.05;t=9.124,P<0.05)。观察组满意度(92.5%)优于对照组(72.5%),差异有统计学意义(χ2=6.556,P<0.05)。结论CP联合TBL法有助于提高学习效率与满意度,在教学活动中有较为理想的运用效果。展开更多
Magnetic ultrathin films were fabricated layer-by-layer using a self-assembly method through the electrostatic interaction between the photosensitive diazoresin (DR) and the negatively charged Fe 3O 4 nanoparticles (N...Magnetic ultrathin films were fabricated layer-by-layer using a self-assembly method through the electrostatic interaction between the photosensitive diazoresin (DR) and the negatively charged Fe 3O 4 nanoparticles (NP-Fe 3O 4).The results of the UV-vis spectra and AFM show that the assembly of DR and NP-Fe 3O 4 is very successful.After UV irradiation,the ionic bonds of the DR/NP-Fe 3O 4 film convert to covalent ones and the magnetic films become very stable toward polar solvents.The magnetic film images with good resolution are obtained by means of selective UV-exposure of the film under a photo-mask and then developing the exposed film in the saturated aqueous solution of sodium dodecyl sulfate (SDS) and cetyl trimethyl ammonium bromide (CTAB),respectively.展开更多
采用 LBL(layer- by- layer)法制备了 Cu2 Sn S3 薄膜。即首先采用电化学方法在 Sn O2 衬底上制备 Sn S薄膜 ,然后又在其上用化学沉积法制备 Cu S薄膜 ,最后进行退火处理得到厚度约为960 nm的 Cu2 Sn S3 薄膜。探讨了薄膜的制备机理、...采用 LBL(layer- by- layer)法制备了 Cu2 Sn S3 薄膜。即首先采用电化学方法在 Sn O2 衬底上制备 Sn S薄膜 ,然后又在其上用化学沉积法制备 Cu S薄膜 ,最后进行退火处理得到厚度约为960 nm的 Cu2 Sn S3 薄膜。探讨了薄膜的制备机理、生长速度、结构和光学特性。制备的薄膜为多晶(Cu2 Sn S3 ) 72 z(三斜或假单斜晶系 )结构 ,其直接光学带隙约为 1 .0 5 e V。展开更多
文摘目的探讨临床路径(clinical pathway,CP)结合团队教学法(team based learning,TBL)在关节运动医学临床实习教学中的应用效果。方法选取我院80名实习医生开展研究,随机分成对照组和观察组,每组40人。对照组选择传统授课模式教学方法,观察组在对照组的基础上运用CP结合TBL教学法,实习结束后比较两组实习医生出科考试成绩及满意度,评价两组关节运动医学临床教学效果。结果对照组理论成绩(38.70±3.32)分、临床技能成绩(36.90±2.89)分、出科考试总成绩(75.60±3.75)分低于观察组理论成绩(43.53±3.08)分、临床技能成绩(40.83±3.59)分、出科考试总成绩(84.35±4.76)分,差异有统计学意义(t=6.736,P<0.05;t=5.390,P<0.05;t=9.124,P<0.05)。观察组满意度(92.5%)优于对照组(72.5%),差异有统计学意义(χ2=6.556,P<0.05)。结论CP联合TBL法有助于提高学习效率与满意度,在教学活动中有较为理想的运用效果。
文摘Magnetic ultrathin films were fabricated layer-by-layer using a self-assembly method through the electrostatic interaction between the photosensitive diazoresin (DR) and the negatively charged Fe 3O 4 nanoparticles (NP-Fe 3O 4).The results of the UV-vis spectra and AFM show that the assembly of DR and NP-Fe 3O 4 is very successful.After UV irradiation,the ionic bonds of the DR/NP-Fe 3O 4 film convert to covalent ones and the magnetic films become very stable toward polar solvents.The magnetic film images with good resolution are obtained by means of selective UV-exposure of the film under a photo-mask and then developing the exposed film in the saturated aqueous solution of sodium dodecyl sulfate (SDS) and cetyl trimethyl ammonium bromide (CTAB),respectively.
文摘采用 LBL(layer- by- layer)法制备了 Cu2 Sn S3 薄膜。即首先采用电化学方法在 Sn O2 衬底上制备 Sn S薄膜 ,然后又在其上用化学沉积法制备 Cu S薄膜 ,最后进行退火处理得到厚度约为960 nm的 Cu2 Sn S3 薄膜。探讨了薄膜的制备机理、生长速度、结构和光学特性。制备的薄膜为多晶(Cu2 Sn S3 ) 72 z(三斜或假单斜晶系 )结构 ,其直接光学带隙约为 1 .0 5 e V。
