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256篇 您的检索式:作者名="FARMER P J"
    题名 作者 年代 出处 被引量
1High efficiency, high power 808nm laser array and stacked arrays optimized for elevated temperature operation显示文摘Operation of 808-nm laser diode pumping at elevated temperature is crucial to many applications. Reliable operation at high power is limited by high thermal load and low catastrophic optical mirror damage (COMD) threshold at elevated temperature range. We demonstrated high efficiency and high power operation at elevated temperature with high COMD power. These results were achieved through device design optimization such as growth conditions, doping profile, and materials composition of the quantum-well and other layers. Electrical-to-optical efficiency as high as 62% was obtained through lowered threshold current, lowered series resistance and increased slope efficiency. The performance of single broad-area laser diodes scales to that of high power single bars on water-cooled copper micro-channel heatsinks or conductively-cooled CS heatsinks. No reduction in bar performance or significant spectral broadening is seen when these micro-channel coolers are assembled into 6-bar and 18-bar CW stacks for the highest power levels.Crump P A Crum T R DeVito M Farmer J Grimshaw M Huang Z Igl S A Macomber S Thiagarajan P Wise D 2004光机电信息2004,21,6:4
2Geometry from a time series显示文摘Packard N H Crutchield J P Farmer J D 0,,09:2
3Geometry from a time series显示文摘PACKARD N H CRUTCHFIELD J P FARMER J D 1980Physics Review Letters1980,,:1
4查看详情显示文摘N H Packard J P Crutchfield J D Farmer 0,,:1
5Revenue reconciled optimal pricing of transmission services 显示文摘 Farmer E D Cory B J 1996IEEE Transactions on Power Systems1996,11,14:1
6Geometry from a time series显示文摘PACKARD N H CRUTCHFIELD J P FARMER J D 1989Physical Reviem Letter1989,45,9:1
7Geometry from a time series phys显示文摘Packard N H Crutchfield J P Farmer J D 0,,:1
8Geometry from a time series 显示文摘PACKARD N H CRUTCHFIELD J P FARMER J D 1980Physical Review Letters1980,45,9:1
9Geometry from a time series显示文摘Packard N H Crutchfisld J P Farmer J D 1980Physical Review Letters1980,45,6:1
10Distribution of Activator (Ac) throughout the maize genome for use in regional mutagenesis 显示文摘Kolkman J M Conrad L J Farmer P R 2005Genetics2005,,169:1
11High-frequency oscillatory ventilation for adult respiratory distress syndrome-a pilot study显示文摘 Farmer C Westerman J 1997Crit Care Med1997,25,:1
12Community- Based Therapy for Multidrug-Resistant Tuberculosis in Lima, Peru显示文摘Mitnick C Bayona J Palacios E Shin S Furin J Alcantara F Sdnchez E Sarria M Becerra M Fawzi MC Kapiga S Neuberg D Maguire JH Kim JY Farmer P 2003N EnglJ Med2003,348,2:1
13In planta transient expression as a system for genetic and biochemical analyses of chlorophyll biosynthesis显示文摘Sawers R J Farmer P R Moffett P 2006Plant Methods2006,,2:1
14Destruction of chlorinated organics by cobalt(Ⅲ)-mediated electrochemical oxidation显示文摘Farmer J C Wang F T Lewis P R 1992J Electrochem Soc1992,139,11:1
15The Protective Effect of Profound Hypothermia on the Canine Central Nervous System in Surgery of the Ascending Aorta and the Aorticarch显示文摘O Connor J V Wilding T Farmer P 1996Ann Thorac Surg1996,41,:1
16Interleukin-5 expression in the lung epithelium of transgenic mice leads to pulmonary changes pathognomonic of asthma显示文摘Lee J J McGarry M P Farmer S C 1997J Exp Med1997,185,:1
17Geometry from a Time Series显示文摘Packard N H Crutchfield J P Farmer J D 1980Phys Rev Lett1980,45,9:1
18Geometry from a time series显示文摘Packard N H Crutchfield J P Farmer J D Shaw R S 1980Physical Review Letter1980,45,9:1
19Auxin response factors ARF6 and ARF8 promote jasmonic acid production and flower maturation 显示文摘Nagpal P Ellis C M Weber H Ploense S E Barkawi LS Guilfoyle T J Hagen G Alonso J M Cohen J D Farmer E E 2005Development2005,132,:1
20The protec tive effect of profound hypothermia on the canine central nervous system during one hour of circulatory arrest显示文摘Oconnor J V Wilding T Farmer P 1986Ann Thorac Surg1986,41,3:1
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