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1. Superhydrophilic fluorinated polyarylate membranes via in situ photocopolymerization and microphase separation for efficient separation of oil-in-water emulsion

Author:
Li, Hui; Zhou, Cuiping; Li, Chunsheng; Li, Xiaohui; Zhang, Shuxiang
Source:
RSC advances 2019 v.9 no.2 pp. 958-962
ISSN:
2046-2069
Subject:
tensile strength,   etc   ; emulsions; hydrophilicity;     Show all 3 Subjects
Abstract:
... A superhydrophilic modified fluorinated polyarylate membrane with high tensile strength was prepared by a combination of in situ photocopolymerization and microphase separation. The as-prepared membrane was successfully utilized for oil-in-water emulsion separation with high separation efficiency and high flux. Furthermore, the membrane displayed excellent antifouling performance and recyclability ...
DOI:
10.1039/c8ra08323a

2. Anisotropic optical properties induced by uniaxial strain of monolayer C₃N: a first-principles study

Author:
Chen, Qing-Yuan; Liu, Ming-yang; Cao, Chao; He, Yao
Source:
RSC advances 2019 v.9 no.23 pp. 13133-13144
ISSN:
2046-2069
Subject:
tensile strength,   etc   ; absorbance; absorption; anisotropy; isotropy; semiconductors;     Show all 6 Subjects
Abstract:
... The optical properties, structural properties and electronic properties of a new two-dimensional (2D) monolayer C₃N under different strains are studied in this paper by using first-principles calculations. The applied strain includes in-layer biaxial strain and uniaxial strain. The monolayer C₃N is composed of a number of hexagonal C rings with N atoms connecting them. It is a stable indirect band ...
DOI:
10.1039/c9ra01024f

3. Role of stuffer layers and fibre volume fractions on the mechanical properties of 3D woven fabrics for structural composites applications

Author:
Dash, Ashwini Kumar; Behera, Bijoya Kumar
Source:
The journal of the Textile Institute 2019 v.110 no.4 pp. 614-624
ISSN:
1754-2340
Subject:
tensile strength,   etc   ; absorption; energy; weaving; woven fabrics;     Show all 5 Subjects
Abstract:
... Using weaving technology, possible manipulations can be done so as to derive maximum advantage from the reinforcements towards desired mechanical properties of the composites. Thus with different sets of weaving parameters and tow linear densities, an attempt has been made to investigate tensile, impact and knife penetration performance of different stuffer layers and fibre volume fractions of 3D ...
DOI:
10.1080/00405000.2018.1502502

4. Design of self-healable supramolecular hybrid network based on carboxylated styrene butadiene rubber and nano-chitosan

Author:
Xu, Chuanhui; Nie, Jiada; Wu, Wenchao; Fu, Lihua; Lin, Baofeng
Source:
Carbohydrate polymers 2019 v.205 pp. 410-419
ISSN:
0144-8617
Subject:
tensile strength,   etc   ; ambient temperature; carboxylation; rubber; styrene;     Show all 5 Subjects
Abstract:
... In this paper, carboxylated styrene butadiene rubber (XSBR)/nano-chitosan (NCS) composites were prepared via a salt-forming reaction, in which NCS participated in constructing a supramolecular hybrid network. NCS served as multiple-functional cross-linker as well as reinforcer for XSBR. This turned out that the mechanical properties of XSBR could be improved by NCS, and simultaneously, the self-he ...
DOI:
10.1016/j.carbpol.2018.10.080

5. Effect of symmetrical and asymmetrical tilt grain boundaries on the tensile deformation of zirconium bicrystals: a MD-based study

Author:
Singh, Divya; Parashar, Avinash; Kedharnath, A.; Kapoor, Rajeev; Sarkar, Apu
Source:
Journal of materials science 2019 v.54 no.4 pp. 3082-3095
ISSN:
0022-2461
Subject:
tensile strength,   etc   ; crystals; deformation; irradiation; zirconium;     Show all 5 Subjects
Abstract:
... The aim of this article was to study the effect of symmetrical as well as asymmetrical tilt grain boundaries on the tensile deformation of irradiated bicrystalline zirconium. Molecular statics-based simulations were performed to generate both types of tilt grain boundaries with [0001] and [Formula: see text] as the tilt axis. Effect of irradiation-induced point defects was studied with respect to ...
DOI:
10.1007/s10853-018-3032-7

6. Structural characteristics and strain behavior of two-dimensional C3N : First principles calculations

Author:
Shi, Li-Bin; Zhang, Yan-Yan; Xiu, Xiao-Ming; Dong, Hai-Kuan
Source:
Carbon 2018 v.134 pp. 103-111
ISSN:
0008-6223
Subject:
tensile strength,   etc   ; carbon; transistors;     Show all 3 Subjects
Abstract:
... In this study, structural characteristics and strain behaviors of C3N are investigated by first principles calculations. First, we investigate the stacking behaviors of C3N, and find the most stable order. Then, the band structure of C3N is investigated. We attempt to explain the disagreements between theoretical and experimental band gaps by impurity phase and biaxial strain. The band alignment a ...
DOI:
10.1016/j.carbon.2018.03.076

7. Controlled fiberization of dipeptide in merging phases leads to collagen-level strength and opto/electric mechanofunctionalities

Author:
Chen, Jiarui; Yan, Kun; Xiong, Shijie; Wei, Tingting; Wu, Xinglong; Chu, Paul K.
Source:
Biomaterials 2019 v.208 pp. 1-7
ISSN:
0142-9612
Subject:
tensile strength,   etc   ; dipeptides; humidity; modulus of elasticity; pH; temperature; thermodynamics;     Show all 7 Subjects
Abstract:
... Artificial synthesis and manipulation of functional amyloid-like fibrils with both positive and negative biological roles in living organisms are still major challenges. As a kind of typical building sequences, diphenylalanine and its derivatives have attracted substantial interests due to their outstanding self-assembly ability and unique combinations of biological, physical, and chemical propert ...
DOI:
10.1016/j.biomaterials.2019.04.011

8. Improving properties of normal maize starch films using dual-modification: Combination treatment of debranching and hydroxypropylation

Author:
Hu, Xiuting; Jia, Xue; Zhi, Chaohui; Jin, Zhengyu; Miao, Ming
Source:
International journal of biological macromolecules 2019 v.130 pp. 197-202
ISSN:
0141-8130
Subject:
tensile strength,   etc   ; amylose; corn starch; crystallization; modified starch;     Show all 5 Subjects
Abstract:
... Structure and properties of films made from native, debranched, hydroxypropylated and debranched/hydroxypropylated normal maize starches were determined and compared. The modified starch films were much smoother and more integrated than native starch film. Especially, the particles were not observed in dual-modified starch film but in debranched starch film, which might result from amylose recryst ...
DOI:
10.1016/j.ijbiomac.2019.02.144

9. A general strength model for fiber bundle composites under transverse tension or interlaminar shear

Author:
Li, Wen; Chen, Wei; Tang, Liqun; Jiang, Zhenyu; Huang, Peiyan
Source:
Composites 2019 v.121 pp. 45-55
ISSN:
1359-835X
Subject:
tensile strength,   etc   ; composite materials; models; polymers; prediction; shear strength;     Show all 6 Subjects
Abstract:
... Fiber bundle composites (FBCs), prepared by embedding a piece of fiber bundle in polymer matrix, can imitate the part in unidirectional FRP laminates which fails under transverse tension or interlaminar shear. However, there is a remarkable discrepancy between the results obtained in the tests of FBCs and corresponding standard tests of laminates. This paper explores the reasons for the observed g ...
DOI:
10.1016/j.compositesa.2019.03.009

10. Carbon nanotube-reinforced aluminum matrix composites enhanced by grain refinement and in situ precipitation

Author:
Xu, Z. Y.; Li, C. J.; Li, K. R.; Yi, J. H.; Tang, J. J.; Zhang, Q. X.; Liu, X. Q.; Bao, R.; Li, X.
Source:
Journal of materials science 2019 v.54 no.11 pp. 8655-8664
ISSN:
0022-2461
Subject:
tensile strength,   etc   ; aluminum; carbon; extrusion; milling; nanocomposites; nanorods;     Show all 7 Subjects
Abstract:
... Carbon nanotubes-reinforced aluminum matrix (CNTs/Al) composites possess wide application prospects in many fields, and how to achieve a high performance is always a research hot spot. In this study, a novel high-performance Al matrix nanocomposite reinforced with short CNTs and in situ Al₄C₃ nanorods was fabricated by combining ball milling and hot extrusion, and they exhibit excellent comprehens ...
DOI:
10.1007/s10853-019-03411-0

11. Construction of multiple crosslinking networks in EPDM rubber: Synergistic reinforcing effect of graphene-zinc dimethacrylate on EPDM and improvement mechanism of sealing resilience

Author:
Yuan, Zun; Li, Weihang; Li, Chengjie; Ye, Lin
Source:
Composites 2019 v.121 pp. 254-264
ISSN:
1359-835X
Subject:
tensile strength,   etc   ; crosslinking; graphene; nanocomposites; rubber; stress relaxation; zinc;     Show all 7 Subjects
Abstract:
... EPDM/Graphene (GN) - Zinc dimethacrylate (ZDMA) nano-composite was prepared by in situ formation of ZDMA in GN layers. Both EPDM and ZDMA molecules were confirmed to intercalate into GN layers with strong interfacial interactions and high efficiency. Compared with neat EPDM, addition of GN-ZDMA resulted in 291% increase of tensile strength and 48% increase of elongation at break, superior to that ...
DOI:
10.1016/j.compositesa.2019.03.039

12. Spinnability of collagen as a biomimetic material: A review

Author:
Bazrafshan, Zahra; Stylios, George K.
Source:
International journal of biological macromolecules 2019 v.129 pp. 693-705
ISSN:
0141-8130
Subject:
tensile strength,   etc   ; animal tissues; biomimetic materials; biopolymers; collagen; nanofibers; spinning;     Show all 7 Subjects
Abstract:
... In this review, an attempt was made to summarize some of the recent developments in the spinnability of purified collagen. Due to the excellent biological properties of this biopolymer, it is often chosen among other biomimetic materials for processing into fibrous assemblies. During the last two decades, the challenges associated with regenerated collagen fibers comprising inability to achieve su ...
DOI:
10.1016/j.ijbiomac.2019.02.024

13. Long-term material properties of circular hollow laminated veneer lumber sections under water saturation and cement alkaline attack

Author:
Hirschmüller, Sebastian; Pravida, Johann; Marte, Roman; Flach, Michael
Source:
Wood material science and engineering 2019 v.14 no.3 pp. 142-156
ISSN:
1748-0280
Subject:
tensile strength,   etc   ; Fagus; bending strength; cement; engineering; lumber; soil; wood;     Show all 8 Subjects
Abstract:
... Innovative beech laminated veneer lumber (LVL) circular hollow sections for the use as temporary geotechnical soil nailing systems are currently being developed. Due to the permanent subsoil cement embedment, combined with high water saturation and permanent loading, the timber sections will lose strength and stiffness over time to a degree currently unknown. This paper presents the tensile and be ...
DOI:
10.1080/17480272.2018.1434830

14. Capacitance-based self-sensing of flaws and stress in carbon-carbon composites, with reports of the electric permittivity, piezoelectricity and piezoresistivity

Author:
Xi, Xiang; Chung, D.D.L.
Source:
Carbon 2019 v.146 pp. 447-461
ISSN:
0008-6223
Subject:
tensile strength,   etc   ; capacitance; carbon; carbon fibers; electric field; electrodes;     Show all 6 Subjects
Abstract:
... Capacitance-based nondestructive flaw evaluation (NDE), electric permittivity, piezoelectricity (capacitance-based stress/strain self-sensing) and piezoresistivity (resistance-based stress/strain self-sensing) of carbon-carbon composite (C/C, density 1.5 g/cm3, PAN-based carbon fiber) are unprecedentedly reported. The in-plane capacitance measured using coplanar electrodes decreases monotonically ...
DOI:
10.1016/j.carbon.2019.01.062

15. Effect of MWCNT content on the mechanical and strain-sensing performance of Thermoplastic Polyurethane composite fibers

Author:
He, Zuoli; Byun, Joon-Hyung; Zhou, Gengheng; Park, Byeong-Jin; Kim, Tae-Hoon; Lee, Sang-Bok; Yi, Jin-Woo; Um, Moon-Kwang; Chou, Tsu-Wei
Source:
Carbon 2019 v.146 pp. 701-708
ISSN:
0008-6223
Subject:
tensile strength,   etc   ; carbon; carbon nanotubes; fabrics; humans; polyurethanes; spinning; thermoplastics;     Show all 8 Subjects
Abstract:
... Stretchable conductive fibers have attracted significant attention due to their ability to be directly woven into or stitched onto fabrics, making them ideal for use in the design of integrated wearable strain sensors. Here, we report on a highly stretchable multi-walled carbon nanotube (MWCNT)/Thermoplastic Polyurethane (TPU) fiber produced via a wet spinning process. The effects of MWCNT content ...
DOI:
10.1016/j.carbon.2019.02.060

16. Modulation of quantum transport properties in single-layer phosphorene nanoribbons using planar elastic strains

Author:
Naemi, Zahra; Jafar Tafreshi, Majid; Salami, Nadia; Shokri, Aliasghar
Source:
Journal of materials science 2019 v.54 no.10 pp. 7728-7744
ISSN:
0022-2461
Subject:
tensile strength,   etc   ; compression strength; electric potential difference; nanomaterials; transistors;     Show all 5 Subjects
Abstract:
... The influence of uniaxial and biaxial strains on electronic and transport properties of phosphorene nanoribbons (PNRs) is investigated within the tight-binding Green’s function theory by including an iterative procedure. For this purpose, we use tensile and compressive strains and employ the electronic band structure, effective mass and current–voltage curve, to explore the transport mechanism of ...
DOI:
10.1007/s10853-019-03400-3

17. On the tensile mechanical characteristics of fine-grained granite after heating/cooling treatments with different cooling rates

Author:
Wu, Qiuhong; Weng, Lei; Zhao, Yanlin; Guo, Baohua; Luo, Tao
Source:
Engineering geology 2019 v.253 pp. 94-110
ISSN:
0013-7952
Subject:
tensile strength,   etc   ; cold treatment; granite; heat; surface roughness; temperature;     Show all 6 Subjects
Abstract:
... This study discusses the results from tests performed to investigate the tensile mechanical characteristics of granite after exposure to heating and cooling treatments. The samples, which were previously heated to various elevated temperatures and then cooled at various cooling rates, were tested using the Brazilian disc method. The variations in the P-wave velocities, microscopic cracks, tensile ...
DOI:
10.1016/j.enggeo.2019.03.014

18. Tensile strength prediction of irregular fibres using diameter-dependent Weibull analysis

Author:
Moradi, Sepehr; Liu, Xin; Shaikhzadeh Najar, Saeed; Wang, Xungai
Source:
The journal of the Textile Institute 2019 v.110 no.4 pp. 600-605
ISSN:
1754-2340
Subject:
tensile strength,   etc   ; Merino; Weibull statistics; fabrics; prediction; wool; China;     Show all 7 Subjects
Abstract:
... A modified Weibull model incorporating the within-fibre diameter variation is applied to examine the fibre diameter effect on the strength of single fibres. Australian Superfine Merino Wool (ASFW) and Inner Mongolia Cashmere (IMC) were used in the present work, since these animal fibres tend to have relatively large diameter variations. To determine single fibre strength, tensile measurements were ...
DOI:
10.1080/00405000.2018.1500087

19. Strong Wet Adhesion of Tough Transparent Nanocomposite Hydrogels for Fast Tunable Focus Lenses

Author:
Li, Feibo; Zhang, Gongzheng; Wang, Zhaoshuo; Jiang, Haoyang; Yan, Shuang; Zhang, Li; Li, Huanjun
Source:
ACS applied materials & interfaces 2019 v.11 no.16 pp. 15071-15078
ISSN:
1944-8252
Subject:
tensile strength,   etc   ; adhesion; adhesives; atmospheric pressure; containers; energy; hydrogels; nanocomposites;     Show all 8 Subjects
Abstract:
... Tough hydrogel adhesives that can bond strongly to wet surfaces have shown great potential in various applications. However, it still remains a challenge to develop the adhered hydrogels integrated with strong wet adhesion, high transparency, exceptional mechanical properties, and fast self-recovery. Herein, tough nanocomposite hydrogels demonstrating high tensile strength, high transparency, and ...
DOI:
10.1021/acsami.9b02556

20. Constitutive properties and plastic instabilities in the heat-affected zones of advanced high-strength steel spot welds

Author:
Rezayat, H.; Ghassemi-Armaki, H.; Bhat, S. P.; Sriram, S.; Babu, S. S.
Source:
Journal of materials science 2019 v.54 no.7 pp. 5825-5843
ISSN:
0022-2461
Subject:
tensile strength,   etc   ; chemical composition; digital images; microstructure; steel; temperature; tempering;     Show all 7 Subjects
Abstract:
... Recent publications have shown that the load-bearing capability of advanced high-strength steel (AHSS) spot welds do not scale linearly with the tensile strength of the base metal. Although this unexpected degradation of welds has been linked to the tempering of the martensite phase in the heat-affected zone (HAZ), the detailed elastic–plastic stress–strain behavior in different regions of the HAZ ...
DOI:
10.1007/s10853-018-03276-9