探究在脑出血患者中,在手术后的护理过程中应用零缺陷护理模式。方法:本次试验数据均截取我院在2020年一整年间收治的60例入组对象,此次入组对象均存在脑出血,分组时以奇偶数方法进行,共分为常规和试验两组,30例是每组人数。对比生活质...探究在脑出血患者中,在手术后的护理过程中应用零缺陷护理模式。方法:本次试验数据均截取我院在2020年一整年间收治的60例入组对象,此次入组对象均存在脑出血,分组时以奇偶数方法进行,共分为常规和试验两组,30例是每组人数。对比生活质量情况,和神经缺损情况(National Instituteof Health stroke scale,NIHSS),以及疼痛评分,护理满意度四项指标情况。结果:试验组疼痛评分、神经缺损评分低于常规组(P<0.05);试验组生活质量、护理满意度高于常规组(P<0.05)。结论:采取零缺陷护理模式护理脑出血患者,效果显著,值得推荐。展开更多
The plasma mirror system was installed on the 1 PW laser beamline of Shanghai Superintense Ultrafast Laser Facility[SULF]for enhancing the temporal contrast of the laser pulse.About 2 orders of magnitude improvement o...The plasma mirror system was installed on the 1 PW laser beamline of Shanghai Superintense Ultrafast Laser Facility[SULF]for enhancing the temporal contrast of the laser pulse.About 2 orders of magnitude improvement on pulse contrast was measured on picosecond and nanosecond time scales.The experiments show that high-contrast laser pulses can significantly improve the cutoff energy and quantity of proton beams.Then different target distributions are assumed in particles in cell simulations,which can qualitatively assume the expansion of nanometer-scale foil.The high-contrast laser enables the SULF-1PW beamline to generally be of benefit for many potential applications.展开更多
In this research,we report the latest progress in the suppression of nanosecond prepulses from regenerative amplifier and multipass amplifiers in the SULF-1PW laser.The prepulse generated from the Pockels cell(PC)in a...In this research,we report the latest progress in the suppression of nanosecond prepulses from regenerative amplifier and multipass amplifiers in the SULF-1PW laser.The prepulse generated from the Pockels cell(PC)in a regenerative amplifier is delay-shifted by enlarging the distance between the PC and the nearby cavity mirror,and then removed by the extra pulse pickers outside the regenerative amplifier.The prepulses arising from multipass amplifiers are also further suppressed by adopting a novel amplifier configuration and properly rotating the Ti:sapphire crystals.After the optimizations,the temporal contrast on a nanosecond time scale is promoted to be better than a contrast level of 10^(-9).This research can provide beneficial guidance for the suppression of nanosecond prepulses in the high-peak-power femtosecond laser systems.展开更多
文摘探究在脑出血患者中,在手术后的护理过程中应用零缺陷护理模式。方法:本次试验数据均截取我院在2020年一整年间收治的60例入组对象,此次入组对象均存在脑出血,分组时以奇偶数方法进行,共分为常规和试验两组,30例是每组人数。对比生活质量情况,和神经缺损情况(National Instituteof Health stroke scale,NIHSS),以及疼痛评分,护理满意度四项指标情况。结果:试验组疼痛评分、神经缺损评分低于常规组(P<0.05);试验组生活质量、护理满意度高于常规组(P<0.05)。结论:采取零缺陷护理模式护理脑出血患者,效果显著,值得推荐。
基金supported by the National Natural Science Foundation of China(No.12075306)the Natural Science Foundation of Shanghai(No.22ZR1470900)+1 种基金the Key Research Programs in Frontier Science(No.ZDBSLY-SLH006)the China Postdoctoral Science Foundation(No.2021M703328)。
文摘The plasma mirror system was installed on the 1 PW laser beamline of Shanghai Superintense Ultrafast Laser Facility[SULF]for enhancing the temporal contrast of the laser pulse.About 2 orders of magnitude improvement on pulse contrast was measured on picosecond and nanosecond time scales.The experiments show that high-contrast laser pulses can significantly improve the cutoff energy and quantity of proton beams.Then different target distributions are assumed in particles in cell simulations,which can qualitatively assume the expansion of nanometer-scale foil.The high-contrast laser enables the SULF-1PW beamline to generally be of benefit for many potential applications.
基金This work was supported by the National Key R&D Program of China(Nos.2017YFE0123700 and 2022YFA1604401)the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDB1603)+2 种基金the National Natural Science Foundation of China(Nos.61925507 and 62375273)the Program of Shanghai Academic/Technology Research Leader(No.18XD1404200)the Shanghai Municipal Science and Technology Major Project(No.2017SHZDZX02).
文摘In this research,we report the latest progress in the suppression of nanosecond prepulses from regenerative amplifier and multipass amplifiers in the SULF-1PW laser.The prepulse generated from the Pockels cell(PC)in a regenerative amplifier is delay-shifted by enlarging the distance between the PC and the nearby cavity mirror,and then removed by the extra pulse pickers outside the regenerative amplifier.The prepulses arising from multipass amplifiers are also further suppressed by adopting a novel amplifier configuration and properly rotating the Ti:sapphire crystals.After the optimizations,the temporal contrast on a nanosecond time scale is promoted to be better than a contrast level of 10^(-9).This research can provide beneficial guidance for the suppression of nanosecond prepulses in the high-peak-power femtosecond laser systems.
