We report a feasible method to realize tun able surface plasm on-polarit on(SPP)res onance in orga nic light-emitt ing devices(OLEDs)by emplo ying corrugated Ag-Al alloy electrodes.The excited SPP res onance in duced ...We report a feasible method to realize tun able surface plasm on-polarit on(SPP)res onance in orga nic light-emitt ing devices(OLEDs)by emplo ying corrugated Ag-Al alloy electrodes.The excited SPP res onance in duced by the periodic corrugations can be precisely tuned based on the composition ratios of the Ag-Al alloy electrodes.With an appropriate composition ratio of the corrugated alloy electrode,the photons trapped in SPP modes are recovered and extracted effectively.The 25%in creaseme nt in luminance and 21%enhan ceme nt in curre nt efficie ncy have bee n achieved by using the corrugated Ag-Al alloy electrodes in OLEDs.展开更多
散热器的散热方式是变压器热特性的重要影响因素。在传统Swift模型基础上,增加平均壁温、散热器空气侧热阻等参数,建立变压器改进热路模型。随后给出改进模型中关键参数的计算方法,即2种散热方式(自然对流与加装风扇的辅助散热方式)下...散热器的散热方式是变压器热特性的重要影响因素。在传统Swift模型基础上,增加平均壁温、散热器空气侧热阻等参数,建立变压器改进热路模型。随后给出改进模型中关键参数的计算方法,即2种散热方式(自然对流与加装风扇的辅助散热方式)下散热器空气侧的对流换热系数。最后利用改进模型计算油浸自冷式(oil natural air natural,ONAN)变压器在2种散热方式下的顶层油温,并与现场实测值进行对比。结果表明改进模型在自然对流方式下顶层油温的最大计算误差不超过2.63℃,在辅助散热方式下的最大误差不超过2.16℃,验证了改进模型的准确性。展开更多
基金This work was supported by the National Key Research and Development Program of China and the National Natural Science Foundation of China(NSFC)under Grants No.2020YFA0715000 and No.61825402.
文摘We report a feasible method to realize tun able surface plasm on-polarit on(SPP)res onance in orga nic light-emitt ing devices(OLEDs)by emplo ying corrugated Ag-Al alloy electrodes.The excited SPP res onance in duced by the periodic corrugations can be precisely tuned based on the composition ratios of the Ag-Al alloy electrodes.With an appropriate composition ratio of the corrugated alloy electrode,the photons trapped in SPP modes are recovered and extracted effectively.The 25%in creaseme nt in luminance and 21%enhan ceme nt in curre nt efficie ncy have bee n achieved by using the corrugated Ag-Al alloy electrodes in OLEDs.
文摘散热器的散热方式是变压器热特性的重要影响因素。在传统Swift模型基础上,增加平均壁温、散热器空气侧热阻等参数,建立变压器改进热路模型。随后给出改进模型中关键参数的计算方法,即2种散热方式(自然对流与加装风扇的辅助散热方式)下散热器空气侧的对流换热系数。最后利用改进模型计算油浸自冷式(oil natural air natural,ONAN)变压器在2种散热方式下的顶层油温,并与现场实测值进行对比。结果表明改进模型在自然对流方式下顶层油温的最大计算误差不超过2.63℃,在辅助散热方式下的最大误差不超过2.16℃,验证了改进模型的准确性。