Zobrazeno 1 - 10
of 806
pro vyhledávání: '"Yongsheng Zhao"'
Publikováno v:
Chinese Journal of Mechanical Engineering, Vol 37, Iss 1, Pp 1-21 (2024)
Abstract Currently, two rotations and one translation (2R1T) three-degree-of-freedom (DOF) parallel mechanisms (PMs) are widely applied in five-DOF hybrid machining robots. However, there is a lack of an effective method to evaluate the configuration
Externí odkaz:
https://doaj.org/article/8b5145b03f5e425983864c89207076c2
Autor:
Yongsheng ZHAO
Publikováno v:
Shuiwen dizhi gongcheng dizhi, Vol 51, Iss 3, Pp 222-228 (2024)
With the increasing attention paid to groundwater contamination issues, the increasing demand was needed for small-scale site contamination hydrogeological work. The site contamination hydrogeological work has some particularities, which includes sma
Externí odkaz:
https://doaj.org/article/811196000a324e199af9962183f77578
Publikováno v:
Acta Pharmaceutica Sinica B, Vol 14, Iss 4, Pp 1711-1725 (2024)
Drug repurposing offers an efficient approach to therapeutic development. In this study, our bioinformatic analysis first predicted an association between obesity and lansoprazole (LPZ), a commonly prescribed drug for gastrointestinal ulcers. We went
Externí odkaz:
https://doaj.org/article/c2007cf541b945d1ac600dc4cb899865
Publikováno v:
Frontiers in Physics, Vol 12 (2024)
The temperature-dependent magnetic susceptibility combined with first-principle calculations was conducted to unravel the magnetic structure and the magnetic interaction of the laminar structure of manganese diboride (MnB2). MnB2 showed weak ferromag
Externí odkaz:
https://doaj.org/article/d11e9c2600484affb9f708c0a4442e99
Publikováno v:
Shuiwen dizhi gongcheng dizhi, Vol 51, Iss 1, Pp 190-200 (2024)
Nano zero-valent iron (nZVI) has problems such as agglomeration, passivation and poor transportability, which affect the in situ remediation effect of Cr(VI) contaminated groundwater. To develop a low-cost, green nZVI modified material, a low-cost, g
Externí odkaz:
https://doaj.org/article/2335dea8725b42e5b0e67339a837e7f6
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 4764-4777 (2024)
Selective laser melting (SLM) and laser direct metal deposition (LMD) have shown promise in advanced manufacturing. However, limited research fabricating the same material using these methods, particularly regarding mechanical properties and residual
Externí odkaz:
https://doaj.org/article/59253fc6d0c74466ba63526d3a2eed0c
Publikováno v:
Sensors, Vol 24, Iss 16, p 5413 (2024)
Small-modulus gears, which are essential for motion transmission in precision instruments, present a measurement challenge due to their minuscule gear gaps. A high-precision measurement method under the influence of positioning errors is proposed, en
Externí odkaz:
https://doaj.org/article/3a8d4fa96c494286bfd587363747a7e1
Publikováno v:
Chinese Journal of Mechanical Engineering, Vol 36, Iss 1, Pp 1-17 (2023)
Abstract Deployable mechanism with preferable deployable performance, strong expansibility, and lightweight has attracted much attention because of their potential in aerospace. A basic deployable pyramid unit with good deployability and expandabilit
Externí odkaz:
https://doaj.org/article/cfb6494947d04733a1de47bfdb532d0a
Publikováno v:
Sensors, Vol 24, Iss 14, p 4460 (2024)
The performance-degradation pattern of the planetary roller screw mechanism (PRSM) is difficult to predict and evaluate due to a variety of factors. Load-carrying capacity, transmission accuracy, and efficiency are the main indicators for evaluating
Externí odkaz:
https://doaj.org/article/5bd4bd06e3c44da4a026eca86e5e04fe
Publikováno v:
Defence Technology, Vol 24, Iss , Pp 399-413 (2023)
As the support mechanism of space-borne antennas, space deployable antenna mechanism belongs to complex multi-closed-loop coupling mechanism, configuration design and dynamic analysis are more difficult than general parallel mechanism. In this paper,
Externí odkaz:
https://doaj.org/article/4e6ace2cd94246aca724255f7842408f