scholarly journals A study on the bio-applicability of aqueous-dispersed van der Waals 1-D material Nb2Se9 using poloxamer

2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Sudong Chae ◽  
Seungbae Oh ◽  
Kyung Hwan Choi ◽  
Jin Woong Lee ◽  
Jiho Jeon ◽  
...  

AbstractIn this research, dispersion of a new type of one-dimensional inorganic material Nb2Se9, composed of van der Waals bonds, in aqueous solution for bio-application study were studied. To disperse Nb2Se9, which exhibits hydrophobic properties in water, experiments were carried out using a block copolymer (poloxamer) as a dispersant. It was confirmed that PPO, the hydrophobic portion of Poloxamer, was adsorbed onto the surface of Nb2Se9, and PEO, the hydrophilic portion, induced steric hinderance to disperse Nb2Se9 to a size of 10 nm or less. To confirm the adaptability of muscle cells C2C12 to the dispersed Nb2Se9 using poloxamer 188 as dispersant, a MTT assay and a live/dead assay were performed, demonstrating improvement in the viability and proliferation of C2C12 cells.

2021 ◽  
Author(s):  
Lixiang Han ◽  
Mengmeng Yang ◽  
Peiting Wen ◽  
Wei Gao ◽  
nengjie huo ◽  
...  

One dimensional (1D)-two dimensional (2D) van der Waals (vdWs) mixed-dimensional heterostructures with advantages of atomically sharp interface, high quality and good compatibility have attracted tremendous attention in recent years. The...


2021 ◽  
Vol 12 (38) ◽  
pp. 12619-12630
Author(s):  
Guo-Guo Weng ◽  
Ben-Kun Hong ◽  
Song-Song Bao ◽  
Yujie Wen ◽  
Lan-Qing Wu ◽  
...  

Superhelices of terbium phosphonates formed following a new type of “chain-twist-growth” mechanism involving flexible cyclohexyl groups.


Author(s):  
Zhibin Liu ◽  
Keda Ding ◽  
Zhifu Liu ◽  
Faqiang Zhang ◽  
Huarong Zeng ◽  
...  

2021 ◽  
Vol 11 (2) ◽  
pp. 609
Author(s):  
Tadeusz Chyży ◽  
Monika Mackiewicz

The conception of special finite elements called multi-area elements for the analysis of structures with different stiffness areas has been presented in the paper. A new type of finite element has been determined in order to perform analyses and calculations of heterogeneous, multi-coherent, and layered structures using fewer finite elements and it provides proper accuracy of the results. The main advantage of the presented special multi-area elements is the possibility that areas of the structure with different stiffness and geometrical parameters can be described by single element integrated in subdivisions (sub-areas). The formulation of such elements has been presented with the example of one-dimensional elements. The main idea of developed elements is the assumption that the deformation field inside the element is dependent on its geometry and stiffness distribution. The deformation field can be changed and adjusted during the calculation process that is why such elements can be treated as self-adaptive. The application of the self-adaptation method on strain field should simplify the analysis of complex non-linear problems and increase their accuracy. In order to confirm the correctness of the established assumptions, comparative analyses have been carried out and potential areas of application have been indicated.


2003 ◽  
Vol 254 (2) ◽  
pp. 345-363 ◽  
Author(s):  
Jean-Mario Nhut ◽  
Laurie Pesant ◽  
Jean-Philippe Tessonnier ◽  
Gauthier Winé ◽  
Jean Guille ◽  
...  

Nanoscale ◽  
2018 ◽  
Vol 10 (42) ◽  
pp. 19749-19756 ◽  
Author(s):  
Adane K. Geremew ◽  
Sergey Rumyantsev ◽  
Matthew A. Bloodgood ◽  
Tina T. Salguero ◽  
Alexander A. Balandin

We describe the low-frequency current fluctuations, i.e. electronic noise, in quasi-one-dimensional ZrTe3 van der Waals nanoribbons, which have recently attracted attention owing to their extraordinary high current carrying capacity.


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