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3,242 Results Found

  • Article
  • Open Access
7 Citations
2,703 Views
10 Pages

31 March 2022

The microstructure, properties and deformation behavior of Fe-28.7Mn-10.2Al-1.06C high specific strength steel were studied. The results showed that the density of experimental steel is about 6.59 g/cm3 and the microstructure is austenite. With the i...

  • Article
  • Open Access
4 Citations
2,857 Views
17 Pages

3 January 2023

With the increasing demand for high-specific-strength materials for high-temperature applications, particularly in the aerospace field, novel (TiVCrZr)100−xWx (x = 5, 10, 15 and 20) refractory high-entropy alloys (RHEAs) were developed. The pha...

  • Article
  • Open Access
712 Views
26 Pages

Ultra-High Strength and Specific Strength in Ti61Al16Cr10Nb8V5 Multi-Principal Element Alloy: Quasi-Static and Dynamic Deformation and Fracture Mechanisms

  • Yang-Yu He,
  • Zhao-Hui Zhang,
  • Yi-Fan Liu,
  • Yi-Chen Cheng,
  • Xiao-Tong Jia,
  • Qiang Wang,
  • Jin-Zhao Zhou and
  • Xing-Wang Cheng

10 July 2025

This study investigates the deformation and fracture mechanisms of a Ti61Al16Cr10Nb8V5 multi-principal element alloy (Ti61V5 alloy) under quasi-static and dynamic compression. The alloy comprises an equiaxed BCC matrix (~35 μm) with uniformly disp...

  • Article
  • Open Access
706 Views
17 Pages

28 August 2025

The development of lightweight steels with high specific strength is critical for automotive applications and energy savings. This study aimed to develop a high-performance lightweight steel with high specific strength by designing an alloy compositi...

  • Article
  • Open Access
68 Citations
16,531 Views
14 Pages

29 December 2017

The strain rate effect on the tensile behaviors of a high specific strength steel (HSSS) with dual-phase microstructure has been investigated. The yield strength, the ultimate strength and the tensile toughness were all observed to increase with incr...

  • Article
  • Open Access
17 Citations
11,637 Views
19 Pages

Ti-Al Composite Wires with High Specific Strength

  • Tom Marr,
  • Jens Freudenberger,
  • Dirk Seifert,
  • Hansjörg Klauß,
  • Jan Romberg,
  • Ilya Okulov,
  • Juliane Scharnweber,
  • Andy Eschke,
  • Carl-Georg Oertel and
  • Werner Skrotzki
  • + 3 authors

17 November 2011

An alternative deformation technique was applied to a composite made of titanium and an aluminium alloy in order to achieve severe plastic deformation. This involves accumulative swaging and bundling. Furthermore, it allows uniform deformation of a c...

  • Article
  • Open Access
35 Citations
5,964 Views
13 Pages

Microstructure and Mechanical Properties of TaNbVTiAlx Refractory High-Entropy Alloys

  • Li Xiang,
  • Wenmin Guo,
  • Bin Liu,
  • Ao Fu,
  • Jianbo Li,
  • Qihong Fang and
  • Yong Liu

29 February 2020

A series of TaNbVTiAlx (x = 0, 0.2, 0.4, 0.6, 0.8, and 1.0) refractory high-entropy alloys (RHEAs) with high specific strength and reasonable plasticity were prepared using powder metallurgy (P/M) technology. This paper studied their microstructure a...

  • Article
  • Open Access
54 Citations
4,575 Views
15 Pages

Novel Ultralight-Weight Complex Concentrated Alloys with High Strength

  • Yuefei Jia,
  • Yandong Jia,
  • Shiwei Wu,
  • Xindi Ma and
  • Gang Wang

8 April 2019

To explore a novel high strength and low modulus ultralight-weight complex concentrated alloys (ULW-CCAs), a series of light alloys are designed and explored based on some low-density and low modulus elements, such as Al, Li, Mg, Ca, Si, and Y. An Al...

  • Article
  • Open Access
13 Citations
3,427 Views
18 Pages

23 October 2019

The microstructure and mechanical properties of rapidly solidified β-type Ti–Fe–Sn–Mo alloys with high specific strength and low elastic modulus were investigated. The results show that the phases of Ti–Fe–Sn–...

  • Article
  • Open Access
17 Citations
3,327 Views
20 Pages

15 November 2023

In this research, a design method for triply periodic minimal surface (TPMS) structures with a high specific strength for broadband sound absorption is proposed. The graded TPMS structures are controlled by linear, quadratic, and sine functions. Homo...

  • Article
  • Open Access
3 Citations
2,016 Views
10 Pages

The Microstructures, Mechanical Properties, and Deformation Mechanism of B2-Hardened NbTiAlZr-Based Refractory High-Entropy Alloys

  • Guangquan Tang,
  • Xu Shao,
  • Jingyu Pang,
  • Yu Ji,
  • Aimin Wang,
  • Jinguo Li,
  • Haifeng Zhang and
  • Hongwei Zhang

11 December 2023

The NbTiAlZrHfTaMoW refractory high-entropy alloy (RHEA) system with the structure of the B2 matrix (antiphase domains) and antiphase domain boundaries was firstly developed. We conducted the mechanical properties of the RHEAs at 298 K, 1023 K, 1123...

  • Article
  • Open Access
1,680 Views
15 Pages

Preconditioning High-Strength Boulders for TBM Tunnelling by Ground Drilling and Blasting

  • Qingbin Zhang,
  • Zongxian Zhang,
  • Junsheng Yang,
  • Congshi Wu and
  • Min Hu

A spherical weathering body, also called a boulder, is an element of complex geological strata and presents a significant challenge to tunnelling by a tunnel-boring machine (TBM). In this study, ground-based drilling and blasting were used to precond...

  • Article
  • Open Access
3 Citations
2,410 Views
14 Pages

An Observation of a Very High Swelling of Bromovirus Members at Specific Ionic Strengths and pH

  • Xochitl Fabiola Segovia-González,
  • Maria Veronica Villagrana-Escareño,
  • Maricarmen Ríos-Ramírez,
  • Vianey Santiago de la Cruz,
  • Jessica Nathaly Mejía-Hernández,
  • Jose Luis Cuellar-Camacho,
  • Araceli Patrón-Soberano,
  • Richard Sportsman and
  • Jaime Ruiz-García

4 October 2023

Cowpea chlorotic mottle virus (CCMV) and brome mosaic virus (BMV) are naked plant viruses with similar characteristics; both form a T = 3 icosahedral protein capsid and are members of the bromoviridae family. It is well known that these viruses compl...

  • Article
  • Open Access
2,040 Views
15 Pages

10 June 2023

The inhomogeneity of microstructures and mechanical properties in an as-quenched thin specification NM450TP wear-resistant steel plate were quantitatively investigated. The results show that the microstructures exhibit inhomogeneous distribution thro...

  • Article
  • Open Access
35 Citations
7,533 Views
18 Pages

Mechanical Properties of High-Strength Pervious Concrete with Steel Fiber or Glass Fiber

  • Ming-Gin Lee,
  • Wei-Chien Wang,
  • Yung-Chih Wang,
  • Yi-Cheng Hsieh and
  • Yung-Chih Lin

Pervious concrete (also called porous concrete) is one of the most promising sustainable and green building materials today. This study examined high-strength pervious concrete and ordinary-strength pervious concrete reinforced with steel fiber or gl...

  • Article
  • Open Access
8 Citations
2,479 Views
13 Pages

29 August 2022

The high-strength bolts’ fatigue is critical for the bolt–sphere joints of grid structures under the action of suspended cranes. High-strength bolts with a huge diameter are used more commonly when the span of grid structures and the burd...

  • Article
  • Open Access
10 Citations
3,365 Views
14 Pages

17 May 2023

Specifications are available to quantify flexural performance of steel-fiber reinforced concrete beams with several parameters. Each specification provides different results. This study comparatively evaluates existing flexural beam test standards th...

  • Article
  • Open Access
5 Citations
3,009 Views
16 Pages

29 March 2021

Massive high-strength concrete structures tend to have a high risk of cracking. Ground slag powder (GSP), a sustainable and green industrial waste, is suitable for high-strength concrete. We carried out an experimental study of the effects of GSP wit...

  • Article
  • Open Access
54 Citations
7,423 Views
14 Pages

Development of a High Strength Magnesium Alloy for Wire Arc Additive Manufacturing

  • Stefan Gneiger,
  • Johannes A. Österreicher,
  • Aurel R. Arnoldt,
  • Alois Birgmann and
  • Martin Fehlbier

10 June 2020

Due to their high specific strength, magnesium alloys are promising materials for further lightweighting in mobility applications. In contrast to casting and forming processes, additive manufacturing methods allow high degrees of geometrical freedom...

  • Editorial
  • Open Access
3 Citations
2,304 Views
2 Pages

15 September 2023

The properties of magnesium (Mg) and its alloys such as uniquely high specific strength (strength-to-density ratio), good castability, excellent machinability, adequate high-temperature formability and high damping capacity have garnered significant...

  • Article
  • Open Access
16 Citations
6,072 Views
10 Pages

Specific Eccentric–Isokinetic Cluster Training Improves Static Strength Elements on Rings for Elite Gymnasts

  • Christoph Schärer,
  • Lisa Tacchelli,
  • Beat Göpfert,
  • Micah Gross,
  • Fabian Lüthy,
  • Wolfgang Taube and
  • Klaus Hübner

In gymnastics, coaches are constantly searching for efficient training methods in order to improve the athletes’ performance. Therefore, in this study we aimed to investigate the effects of a novel, four-week, gymnastic-specific, eccentric&ndas...

  • Article
  • Open Access
17 Citations
2,653 Views
19 Pages

24 November 2020

In view of the devastating outcomes of fires and explosions, it is imperative to research the dynamic responses of concrete structures at high temperatures. For this purpose, the effects of the strain rate and high temperatures on the dynamic tension...

  • Article
  • Open Access
2 Citations
1,959 Views
7 Pages

Interpretation of Specific Strength-Over-Resistivity Ratio in Cu Alloys

  • Hongming Li,
  • Shuang Zhang,
  • Yajun Zhao,
  • Xiaona Li,
  • Fushi Jiang and
  • Chuang Dong

24 November 2021

Reaching simultaneously high mechanical strength and low electrical resistivity is difficult as both properties are based on similar microstructural mechanisms. In our previous work, a new parameter, the tensile strength-over-electrical resistivity r...

  • Article
  • Open Access
2,090 Views
13 Pages

Synthesis and Properties of Octet NiCr Alloy Lattices Obtained by the Pack Cementation Process

  • Peng Zhao,
  • Deqing Huang,
  • Hongmei Zhang,
  • Weiwei Chen and
  • Yongfu Zhang

28 January 2023

NiCr alloys with different components were obtained by pack chromation and homogenization heat treatment of octet Ni lattice. The microstructure, alloy composition, microhardness and quasi-static compression properties of the NiCr lattice were tested...

  • Article
  • Open Access
5 Citations
1,687 Views
18 Pages

12 April 2024

Creep-feed grinding of high-strength steel is prone to excessive wheel wear and thermal damage defects, which seriously affects the service performance of parts. To solve the above-mentioned issue, a creep-feed grinding test was carried out on high-s...

  • Article
  • Open Access
3 Citations
2,035 Views
16 Pages

23 April 2024

Considering the high-speed and high power density technical specifications of new energy vehicle motors, there is a growing demand for rotor strength as motor peak speeds reach 20,000 r/min and beyond. The utilization of non-oriented silicon steel wi...

  • Article
  • Open Access
5 Citations
2,157 Views
15 Pages

22 August 2022

Six RC short-limb shear walls with an L-shaped section, constructed with high-strength rebar and high-strength concrete, were loaded to destruction with pseudo-static loading. Experimental results were discussed and compared with L-shaped RC short-li...

  • Article
  • Open Access
25 Citations
5,399 Views
14 Pages

Multi-Material Design in Welding Arc Additive Manufacturing

  • Kai Treutler,
  • Swenja Kamper,
  • Marcel Leicher,
  • Tobias Bick and
  • Volker Wesling

22 July 2019

Due to the inherent properties of the process, arc-based generative manufacturing offers the possibility, of specifically applying different material properties locally. One possibility to realize this is the use of different materials. Three approac...

  • Article
  • Open Access
1 Citations
1,863 Views
10 Pages

11 October 2021

The tensile properties and damping capacity of cold-rolled Fe–20Mn–12Cr–3Ni–3Si alloys were investigated. The martensitic transformation was identified, including surface relief with a specific orientation and partial intersection. Besides, as the co...

  • Article
  • Open Access
10 Citations
1,653 Views
13 Pages

To improve the hardness and wear resistance of mild steel, A-100 ultra-high-strength steel cladding coatings were prepared on the surface of mild steel by laser cladding. In this study, the effects of laser cladding process parameters on the forming...

  • Article
  • Open Access
10 Citations
2,696 Views
18 Pages

Abrasion and Maintenance of High-Strength Fiber-Reinforced Pervious Concrete

  • Ming-Gin Lee,
  • Yung-Chih Wang,
  • Wei-Chien Wang and
  • Yi-Cheng Hsieh

3 January 2024

This study examines the properties of ordinary and high-strength fiber-reinforced pervious concrete, aiming for a 28-day compressive strength exceeding 40 MPa with a target porosity close to 15%. Utilizing glass fiber (at 0.25% and 0.5% volume ratios...

  • Article
  • Open Access
2 Citations
3,099 Views
15 Pages

Research on the Transportation of Low-Strength Composites Sheets

  • Renhe Ji,
  • Baohua Chang,
  • Li Wang,
  • Wenzhu Wang and
  • Dong Du

31 December 2017

The novel non-combustible sandwich panel is extremely fragile in manufacturing and cannot be tensioned between rolls. Previous studies on the roll-to-roll system, which mainly focused on the high-tension situations and little described the low-streng...

  • Article
  • Open Access
1,327 Views
12 Pages

30 May 2024

To address the persistence of traditional welded joints in the construction of static drill rooted nodular piles, high-strength bolted connections are introduced. Tensile performance tests were conducted on seven sets of full-scale joint specimens to...

  • Article
  • Open Access
1,674 Views
14 Pages

A Novel Combining Method for Composite Groove Structure Fabrication

  • Shuhai Huang,
  • Cheng Chang,
  • Jiaqi Liu,
  • Shouwei Tong,
  • Shouzheng Sun,
  • Zhenyu Han,
  • Qiang Chen and
  • Xudong Ran

28 November 2023

A composite groove structure with high specific strength and light weight has great potential in industrial application, but few studies on this have been carried out due to the fact that it is difficult to fabricate by one of the existing methods. T...

  • Article
  • Open Access
7 Citations
2,407 Views
18 Pages

Tailoring Light-Weight Aggregates for Concrete 3D Printing Applications

  • Yi Wei Daniel Tay,
  • Ming Jen Tan and
  • Teck Neng Wong

1 April 2023

Concrete 3D printing is a sustainable solution for manufacturing efficient designs and creating less waste, and selecting the optimal materials to use can amplify the advantages of this technology. In this study, we explore printing lightweight concr...

  • Article
  • Open Access
6 Citations
3,613 Views
14 Pages

21 November 2023

Enhancing the assessment of compressive strength and the efficiency of rebound hammers in non-destructive testing for high-strength concrete is an urgent issue in construction engineering. This study involved C50 to C90 high-strength concrete specime...

  • Article
  • Open Access
3 Citations
6,415 Views
10 Pages

22 March 2024

Soccer is a complex sports discipline that requires players to engage in diverse high-intensity and multidirectional activities. The optimization of strength and conditioning programs requires a comprehensive understanding of the physical attributes...

  • Article
  • Open Access
9 Citations
2,927 Views
10 Pages

This study aimed to identify the independent association of handgrip strength and current smoking with cardiometabolic risk in adolescents. Data of 1806 adolescents (12–18 years) from the Korea National Health and Nutrition Examination Surveys...

  • Article
  • Open Access
52 Citations
6,336 Views
12 Pages

25 February 2019

Cellulose nanofibrils (CNF) modified polyurethane foam (PUF) has great potential as a structural insulated material in wood construction industry. In this study, PUF modified with spray-dried CNF was fabricated and the physical and mechanical perform...

  • Article
  • Open Access
7 Citations
1,569 Views
17 Pages

19 March 2024

Herein, we conducted a comprehensive statistical assessment of the ultrasonic pulse velocity (UPV) method’s effectiveness in predicting concrete strength under diverse conditions, specifically early age, middle age, and high-temperature exposur...

  • Article
  • Open Access
5 Citations
6,407 Views
11 Pages

8 June 2015

Stability, aggregation and gelation of β-Lactoglobulin are affected by high pressure and salts of the Hofmeister series. Little is known about their combined effects on structure formation processes of β-Lactoglobulin, mainly because many salts of th...

  • Article
  • Open Access
20 Citations
9,029 Views
13 Pages

28 September 2015

This study addresses a design oriented combined model to predict the ultimate strengths and ultimate strains in an extensive range of unconfined strength (7 to 190 MPa) for the axially loaded fiber-reinforced polymer (FRP)-wrapped circular short colu...

  • Feature Paper
  • Article
  • Open Access
2 Citations
783 Views
14 Pages

26 February 2025

High temperature treatment is a typical detrimental situation that may significantly influence the compressive strength of cement-based materials. It was reported that the incorporation of common waste materials as supplementary cementitious material...

  • Article
  • Open Access
8 Citations
2,584 Views
13 Pages

26 August 2022

The paper presents a method to establish a performance-based fibre design of high-strength micro steel fibres for ultra-high-performance concrete (UHPC). The performance-based fibre design considers effects of fibre layout, fibre orientation, and typ...

  • Review
  • Open Access
54 Citations
18,324 Views
19 Pages

Training Specificity for Athletes: Emphasis on Strength-Power Training: A Narrative Review

  • Michael H. Stone,
  • W. Guy Hornsby,
  • Dylan G. Suarez,
  • Marco Duca and
  • Kyle C. Pierce

Specificity has two major components: A strength-endurance continuum (S-EC) and adherence to principles of Dynamic Correspondence. Available evidence indicates the existence of the S-EC continuum from two aspects. Indeed, the S-EC exists, particularl...

  • Review
  • Open Access
29 Citations
18,824 Views
32 Pages

Strength Training in Swimming

  • Klaus Wirth,
  • Michael Keiner,
  • Stefan Fuhrmann,
  • Alfred Nimmerichter and
  • G. Gregory Haff

This narrative review deals with the topic of strength training in swimming, which has been a controversial issue for decades. It is not only about the importance for the performance at start, turn and swim speed, but also about the question of how t...

  • Review
  • Open Access
62 Citations
16,115 Views
19 Pages

31 October 2023

Natural fiber composites are receiving more and more attention because of their greenness and low cost. Among natural fibers, bamboo is characterized by fast growth, a short cultivation period, high strength and good toughness, and is one of the stro...

  • Article
  • Open Access
3 Citations
2,283 Views
24 Pages

2 October 2022

The existing studies lack research on the ductility of steel-reinforced high-strength concrete (SRHC) columns and current specifications restricted the use of high-strength concrete in steel-reinforced concrete (SRC) columns. To compensate for the sh...

  • Article
  • Open Access
4 Citations
1,464 Views
11 Pages

Enhancing the Strength and Ductility Synergy of Lightweight Ti-Rich Medium-Entropy Alloys through Ni Microalloying

  • Po-Sung Chen,
  • Jun-Rong Liu,
  • Pei-Hua Tsai,
  • Yu-Chin Liao,
  • Jason Shian-Ching Jang,
  • Hsin-Jay Wu,
  • Shou-Yi Chang,
  • Chih-Yen Chen and
  • I-Yu Tsao

13 June 2024

Medium-entropy alloys (MEAs) have attracted considerable attention in recent decades due to their exceptional material properties and design flexibility. In this study, lightweight and non-equiatomic MEAs with low density (~5 g/cm3), high strength (y...

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