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Showing results for damping tan
Your search for Danping Han retrieved no results
Bio-Based Polyurethane and Its Composites towards High Damping Properties.
Hu S, Wu Y, Fu G, Shou T, Zhai M, Yin D, Zhao X. Hu S, et al. Int J Mol Sci. 2022 Jun 14;23(12):6618. doi: 10.3390/ijms23126618. Int J Mol Sci. 2022. PMID: 35743060 Free PMC article.
The operation of mechanical equipment inevitably generates vibrations and noise, which are harmful to not only the human body but also to the equipment in use. Damping materials, which can convert mechanical energy into thermal energy, possess excellent damping prop …
The operation of mechanical equipment inevitably generates vibrations and noise, which are harmful to not only the human body but also to th …
Elastomer Composites with High Damping and Low Thermal Resistance via Hierarchical Interactions and Regulating Filler.
Zeng X, Zhou Y, Xia X, Fan J, Rao S, Ren L, Shen X, Sun R, Zeng X. Zeng X, et al. Small. 2023 Dec 22:e2306946. doi: 10.1002/smll.202306946. Online ahead of print. Small. 2023. PMID: 38133511
Modern microelectronics and emerging technologies such as wearable electronics and soft robotics require elastomers to integrate high damping with low thermal resistance to avoid damage caused by vibrations and heat accumulation. However, the strong coupling between storag …
Modern microelectronics and emerging technologies such as wearable electronics and soft robotics require elastomers to integrate high dam …
Ultrahigh Damping Capacities in Lightweight Structural Materials.
Knöller A, Kilper S, Diem AM, Widenmeyer M, Runčevski T, Dinnebier RE, Bill J, Burghard Z. Knöller A, et al. Nano Lett. 2018 Apr 11;18(4):2519-2524. doi: 10.1021/acs.nanolett.8b00194. Epub 2018 Mar 23. Nano Lett. 2018. PMID: 29558622
Upon mechanical loading, these scaffolds show a deformation mechanism similar to polyurethane foams, and this resilience yields ultrahigh damping capacities, tan delta, of up to 0.47....
Upon mechanical loading, these scaffolds show a deformation mechanism similar to polyurethane foams, and this resilience yields ultrahigh …
Highly Damping and Self-Healable Ionic Elastomer from Dynamic Phase Separation of Sticky Fluorinated Polymers.
Xiang H, Li X, Wu B, Sun S, Wu P. Xiang H, et al. Adv Mater. 2023 Mar;35(10):e2209581. doi: 10.1002/adma.202209581. Epub 2023 Jan 20. Adv Mater. 2023. PMID: 36670074
Inspired by the two-phase structure of adipose tissue (the natural damping skin layer), here, a highly damping ionic elastomer with energy-dissipating nanophases embedded in an elastic matrix is introduced, which is formed by polymerization-induced dynamic phase sep …
Inspired by the two-phase structure of adipose tissue (the natural damping skin layer), here, a highly damping ionic elastomer …
Fabrication of Polyurethane Elastomer/Hindered Phenol Composites with Tunable Damping Property.
Zhao X, Jin R, Niu Z, Gao Y, Hu S. Zhao X, et al. Int J Mol Sci. 2023 Feb 28;24(5):4662. doi: 10.3390/ijms24054662. Int J Mol Sci. 2023. PMID: 36902089 Free PMC article.
The glass transition temperature of the composite increased from -40 to -23 C, and the tan delta(Max) of the PU rubber increased by 81%, from 0.86 to 1.56 when 30 phr of AO-80 was added. This study provides a new platform for the design and preparation of damping ma …
The glass transition temperature of the composite increased from -40 to -23 C, and the tan delta(Max) of the PU rubber increased by 8 …
Effects of Interfacial Oxidization on Magnetic Damping and Spin-Orbit Torques.
Lee D, Jeong W, Yun D, Park SY, Ju BK, Lee KJ, Min BC, Koo HC, Lee O. Lee D, et al. ACS Appl Mater Interfaces. 2021 Apr 28;13(16):19414-19421. doi: 10.1021/acsami.1c00608. Epub 2021 Mar 25. ACS Appl Mater Interfaces. 2021. PMID: 33764745
We investigate the effects of interfacial oxidation on the perpendicular magnetic anisotropy, magnetic damping, and spin-orbit torques in heavy-metal (Pt)/ferromagnet (Co or NiFe)/capping (MgO/Ta, HfO(x), or TaN) structures. ...Our results reveal the crucial role of …
We investigate the effects of interfacial oxidation on the perpendicular magnetic anisotropy, magnetic damping, and spin-orbit torque …
Diphenolic acid-modified PAMAM/chlorinated butyl rubber nanocomposites with superior mechanical, damping, and self-healing properties.
Lu Y, Wang J, Wang L, Song S. Lu Y, et al. Sci Technol Adv Mater. 2021 Jan 22;22(1):14-25. doi: 10.1080/14686996.2020.1861912. Sci Technol Adv Mater. 2021. PMID: 33536839 Free PMC article.
However, the disadvantages of effective damping area, unstable damping performance, easy fatigue, and aging, greatly limited the further application of rubber materials. ...The results showed that the modification of G2 PAMAM by diphenolic acid can avoid its aggrega …
However, the disadvantages of effective damping area, unstable damping performance, easy fatigue, and aging, greatly limited t …
Curing behavior of sodium carboxymethyl cellulose/epoxy/MWCNT nanocomposites.
Zhang J, Tan L, Dong H, Qu W, Zhao J. Zhang J, et al. RSC Adv. 2022 Apr 25;12(20):12427-12435. doi: 10.1039/d2ra01943d. eCollection 2022 Apr 22. RSC Adv. 2022. PMID: 35480350 Free PMC article.
Ultimately, the dynamic mechanical properties of neat E44, CMC/E44 and CMC/CNTs/E44 were investigated and compared, which showed that CMC/E44 had a higher storage modulus (E (m)) than the neat E44 and CMC/CNTs/E44 systems, and the CMC/CNTs/E44 system had a higher glass transition …
Ultimately, the dynamic mechanical properties of neat E44, CMC/E44 and CMC/CNTs/E44 were investigated and compared, which showed that CMC/E4 …
Interface Optimizing Core-Shell PZT@Carbon/Polyurethane Composites with Enhanced Passive Piezoelectric Vibration Damping Performance.
Chen W, Lu X, Zheng Q, Hu D, Chen Y, Yu Q, Fan Q, Li H, Liu H. Chen W, et al. ACS Appl Mater Interfaces. 2024 Feb 14;16(6):7742-7753. doi: 10.1021/acsami.3c16667. Epub 2024 Feb 3. ACS Appl Mater Interfaces. 2024. PMID: 38308589
The mechanical damping and piezoelectric damping of composites were theoretically decoupled, and we elaborate on the mechanism enhancing piezoelectric damping through the carbon coating strategy by comparing with the composites with nonpiezoelectric fillers. …
The mechanical damping and piezoelectric damping of composites were theoretically decoupled, and we elaborate on the mechanism …
Microstructural and Thermo-Mechanical Characterization of Furfurylated Douglas Fir.
Jiang X, Wang J, Wang Z, Hua F, He S, Lu B, Wang X, Zhang X, Leng W. Jiang X, et al. Polymers (Basel). 2022 Oct 31;14(21):4641. doi: 10.3390/polym14214641. Polymers (Basel). 2022. PMID: 36365634 Free PMC article.
The storage modulus (E') and loss modulus (E") of the furfurylated wood were both lower, and the damping factor (tan delta) was higher than the untreated one. When the temperature reaches about 75 C, the untreated specimen began to soften and deform. ...
The storage modulus (E') and loss modulus (E") of the furfurylated wood were both lower, and the damping factor (tan delta) wa …
127 results