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Article
A switchable and tunable ytterbium-doped fiber ring laser with a Sagnac loop mirror
A switchable and tunable ytterbium-doped fiber ring laser (YDFL) is reported and demonstrated. Employing a Sagnac loop mirror fabricated by an 85-cm-long polarization-maintaining fiber (PMF), the proposed YDFL...
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Article
Aerodynamic characteristics of airship Zhiyuan-1
An airship named “Zhiyuan-1” was designed/fabricated/flied as a technical demonstration for stratospheric airship during 2007–2009 by Shanghai Jiaotong University. The calculation method and procedure of aerod...
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Article
An optimized micro-plate assay for high-throughput screening of recombinant Pichia pastoris strains
A simple optimized microplate-based method to assay endo-1,4-β-mannosidase activity was described as an improved high-throughput screening method. A series of experimental conditions were optimized. It is reveale...
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Article
Airship attitude tracking system
The attitude tracking control problem for an airship with parameter uncertainties and external disturbances was considered in this paper. The mathematical model of the airship attitude is a multi-input/multi-o...