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pro vyhledávání: '"Zixue Ma"'
Autor:
Qiang Zhang, Ying Huang, Xiao Luo, Zhengyan Ge, Jie Xiao, Xixi Li, Litao Chang, Peiqian Li, Zixue Ma, Dafeng Huang, Jinjiao Zhang
Publikováno v:
BMJ Open, Vol 14, Iss 11 (2024)
Objective To investigate the relationship between sleep duration and myopia among primary school students in minority regions of Southwest China.Methods The school-based, cross-sectional study was conducted from October 2020 to January 2021. All part
Externí odkaz:
https://doaj.org/article/59f03c7937e14fc6843bbc4828e86d6f
Autor:
Zixue Ma, Kevin D. Dorfman
Publikováno v:
Macromolecules. 54:4211-4218
We study the diffusion of T4 GT7 deoxyribonucleic acid (DNA) molecules confined in nanochannels with an effective size of 307 nm before and after knot formation. The measured DNA chain diffusivity is 0.0243 ± 0.0009 μm²/s for unknotted DNA molecul
Publikováno v:
Biomicrofluidics. 16:054109
We have determined the susceptibility of T4 DNA (166 kilobase pairs, kbp) to fragmentation under steady shear in a cone-and-plate rheometer. After shearing for at least 30 min at a shear rate of [Formula: see text], corresponding to a Reynolds number
Autor:
Zixue Ma, Kevin D. Dorfman
Publikováno v:
The Journal of Chemical Physics. 155:154901
Experimental data on the interaction between two knots in deoxyribonucleic acid (DNA) confined in nanochannels produced two particular behaviors of knot pairs along the DNA molecules: (i) widely separated knots experience an attractive interaction bu
Publikováno v:
Catalysis, Structure & Reactivity, Vol 3, Iss 1-2, Pp 43-53 (2017)
Silica supported, 2 nm Pt and Pt–Cu catalysts with different Cu:Pt atomic ratios and similar size were evaluated for propane dehydrogenation at 550 °C. Monometallic Pt showed low propylene selectivity of 61% at 20% conversion and a TOR of 0.06 s
Publikováno v:
Journal of Visualized Experiments.
A convenient method for the synthesis of bimetallic Pt-Cu catalysts and performance tests for propane dehydrogenation and characterization are demonstrated here. The catalyst forms a substitutional solid solution structure, with a small and uniform p