Zobrazeno 1 - 10
of 33
pro vyhledávání: '"Xiao Guang Niu"'
Publikováno v:
Guoji Yanke Zazhi, Vol 23, Iss 9, Pp 1550-1554 (2023)
AIM: To investigate the characteristics of changes in corneal epithelial thickness at the early postoperative stage of femtosecond assisted laser in situ keratomileusis(FS-LASIK)and its related influencing factors.METHOD: Retrospective study. A total
Externí odkaz:
https://doaj.org/article/6eeef9ae02f3468cb374e7634c01bb54
Publikováno v:
Guoji Yanke Zazhi, Vol 20, Iss 9, Pp 1633-1636 (2020)
AIM:To observe the effect of different time of wearing overnight orthokeratology lens(OOK lens)on the meibomian gland and detection rate of demodex.METHODS:Case-control study. Totally 47(91 eyes)patients who wearing keratoscopy were enrolled from Jun
Externí odkaz:
https://doaj.org/article/cf36a10a98f749ea8782cbeedc5d6c39
Autor:
Xiao-Guang Niu, Man Xu
Publikováno v:
Guoji Yanke Zazhi, Vol 19, Iss 3, Pp 353-357 (2019)
AIM: To investigate the effect of cultured limbal stem cells on proliferating of vascular endothelial cells and validate the theory of limbal stem cells.METHODS: The limbal stem cells and epithelium cells of bulbar conjunctiva were cultured and deter
Externí odkaz:
https://doaj.org/article/ab058ba019ef44f083fa6ffae0075e61
Publikováno v:
Guoji Yanke Zazhi, Vol 15, Iss 6, Pp 950-952 (2015)
AIM: To explore the correlation between eye cyclotorsion degrees and patient's age, gender, diopter and other factors in corneal refractive surgery. METHODS: A total of 762 wavefront-guided LASIK patients with 1524 eyes were retrospectively analyzed
Externí odkaz:
https://doaj.org/article/2a31afcf84804161b710d2ac7a63a2cb
Publikováno v:
NDT & E International. 98:8-16
This paper reports a novel use of nonlinear ultrasonic technique for characterizing the creep damage in ASME T92 steel welded joints. The creep tests of this joints were conducted at 650 °C/90 MPa for different times, to obtain specimens with differ
Autor:
Xin Zhang, Xiao-guang Niu, Like Zhang, Zhi-gang Zhou, Jin-liang Yang, Gang Huang, Li-juan Cao, Pu Li, Meng Zhang, Jun Feng Liu
Publikováno v:
Biochemical and biophysical research communications. 503(4)
Background The anti-lung tumor potential of 11-carbonyl-β-boswellic acid was investigated. Materials & methods The inhibitory effects of 11-carbonyl-β-boswellic acid on non-small cell lung cancer (NSCLC) was assessed by proliferation, apoptosis, ce
Publikováno v:
Applied Mechanics and Materials. :1596-1599
Reasons for boiler economizer tube corrosion were discussed based on results of macroscopic inspection, metallurgical microstructure examination, SEM and EDS fracture analysis. Results showed that the tube corrosion was due to sulfur corrosion that r
Autor:
Hong Xia Cui, Xiao Guang Niu, Wei Yong Li, Yan Ting Feng, Hao Ke, Xue Xia Xu, Guang Xing Zhang, Qing Wang
Publikováno v:
Advanced Materials Research. :1401-1405
Failure causes on a condensate pump shaft were discussed by means of macroscopic observation, chemical composition analysis, metallurgical microstructure inspection, mechanical property tests and stress analysis. The experimental results showed that
Publikováno v:
Advanced Materials Research. :957-961
The feasibility of the application of probes with refraction angle of 20 degrees is discussed, and application effects of the probe are verified by experimental testing. The result shows, for ultrasonic TOFD testing of small flaws in lower part of hi
Publikováno v:
Applied Mechanics and Materials. 470:567-571
Five groups of vibration experiments were carried out on the 6.8 grades and M20 bolts and nuts that used on transmission tower. The test result shows that the basic way to improve the anti-loosening property was increasing the initial preload. Both i