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[会议论文] 作者:LIU Jin-long,刘金龙,XIA Yong-jun,夏永军,XU Shi-bo,徐世波,FAN Da-chang,范大昌,
来源:2012年全国煤矿安全学术年会 年份:2012
本文针对大兴煤矿深部高地应力及高瓦斯压力复杂条件石门揭煤,采用高压旋转动密封水尾及三翼扩孔钻头,利用钻机带动钻杆进而使扩孔钻头旋转进行高压水射流扩孔强化卸压抽排瓦斯。该技术及装备能适用于不同角度钻孔,扩孔排渣顺畅,能显著提高煤孔卸压、抽排瓦斯效果,具......
[期刊论文] 作者:LIU Jin-Long(刘金龙),LI Shu-Shen(李树深),NIU Zhi-Chuan(牛智川),YANG Fu-Hua(杨富华),FENG Song-Lin(封松林),
来源:中国物理快报(英文版) 年份:2003
We study the oscillator strengths of the optical transitions of the vertically stacked self-assembled InAs quantum discs. The oscillator strengths change eviden...
[期刊论文] 作者:LIU Jin-Long(刘金龙),LI Shu-Shen(李树深),NIU Zhi-Chuan(牛智川),YANG Fu-Hua(杨富华),FENG Song-Lin(封松林),
来源:中国物理快报(英文版) 年份:2003
We study the electronic energy levels and probability distribution of vertically stacked self-assembled InAs quantum discs system in the presence of a verticall...
,A method to obtain ground state electroluminescence from 1.3μm emitting InAs/GaAs quantum dots grow
[期刊论文] 作者:Kong Yun-Chuan(孔云川),Zhou Da-Yong(周大勇),Lan Qing(澜清),Liu Jin-Long(刘金龙),Miao Zhen-Hua(苗振华),Feng Song-Lin,
来源:中国物理(英文版) 年份:2003
1.3μm emitting InAs/GaAs quantum dots (QDs) have been grown by molecular beam epitaxy and QD light emit ting diodes (LEDs) have been fabricated. In the electro...
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