Results 41 to 50 of about 1,939 (192)

Mechanical Properties and Testing Strategies for Two‐Photon Lithography: A Review of Current Practices and Emerging Challenges

Laser &Photonics Reviews, EarlyView.
Two‐photon lithography enables the fabrication of complex 3D microstructures with tunable mechanical properties spanning from soft hydrogels to rigid hybrid networks. This review summarizes how material composition, printing parameters, and post‐processing govern stiffness and viscoelasticity, highlighting advanced characterization methods and emerging
Dalila Fontana, Edoardo Rossi, Marco Sebastiani, Edoardo Bemporad, Angelo Accardo, Alberto Rainer, Enrico D. Lemma   +6 more
wiley   +1 more source

Punching shear in reinforced concrete flat slabs with hole adjacent to the column and moment transfer

Revista IBRACON de Estruturas e Materiais, 2014
The structural behavior and the ultimate punching shear resistance of internal reinforced concrete flat slab-column connections, with one hole adjacent to the column, with or without flexural moment transfer of the slab to the column was investigated ...
D. C. Oliveira, R. B. Gomes, G. S. Melo
doaj  

Study on Mechanical Performance of Prestressed UHPFRC U-Beam Bridges

Advances in Civil Engineering, 2021
The forms of U-shaped UHPFRC beams have not been investigated for the highway footbridge. Compared with the traditional section forms, the U-shaped UHPFRC beams can reduce the material consumption under the condition of providing the same bearing ...
Mengying Liu, Eugen Brühwiler, Fengkun Cui, Yue Xu   +3 more
doaj   +1 more source

Chemically and Mechanically Recyclable Polyolefins Incorporating Covalent Adaptable Networks

Macromolecular Rapid Communications, EarlyView.
Low‐molecular‐weight polypropylene is converted into a crosslinked polyolefin containing a covalently adaptable network. The semicrystalline material remains melt‐processable and mechanically recyclable. Its thermal and mechanical properties are comparable to commercial polyolefins.
Andrii Tiiara, Bernadine Daichendt, Sergiy Minko, Olga Kuksenok, Igor Luzinov   +4 more
wiley   +1 more source

Bending Performance of a Prestressed Concrete Composite Girder Bridge with Steel Truss Webs

Applied Sciences
An experiment was conducted on a prestressed concrete (PC) composite girder bridge with steel truss webs to investigate its flexural performance. The mechanical characteristics and failure modes of a PC composite girder bridge with steel truss webs was ...
Wenping Wang, Yanqi Liu, Kangming Chen
doaj   +1 more source

Experimental Comparative Analysis of Hole‐Making Strategies and Cutting Parameters on Flexural Properties and Induced Delamination in S2 Glass and Basalt Fiber‐Reinforced Polymers

Polymer Composites, EarlyView.
Hole‐making strategy and machining parameters influence delamination and hole quality in S2‐glass and basalt FRP composites, which subsequently affet flexural performance. Improved hole integrity leads to enhanced structural performance during three‐point bending.
Sara Saeed Abdulrahman Eltahir, Cagatay Yilmaz, Sinan Kesriklioglu   +2 more
wiley   +1 more source

Bending Performance of Precast Lightweight Aggregate Concrete Exterior Wallboard with a Concealed Rib Sandwich Structure

Advances in Civil Engineering, 2022
A new type of precast lightweight aggregate concrete exterior wallboard is proposed in this study. It is composed of inner and outer panels, an insulation layer, and concealed ribs.
Congqi Li, Xinwei Ma, Ying Yang, Ahmed Ahmad Omar, Hao Wu, Lei Qian   +5 more
doaj   +1 more source

From Growing Conditions to Composite Performance: Acid‐Engineered Algerian Sisal Fibers for Sustainable Bio‐Epoxy Composites

Polymer Composites, EarlyView.
High‐Performance Sustainable Ski Core Bio‐Composite Derived from Bio‐Epoxy and Sisal Sibers Systems. ABSTRACT In pursuit of sustainable and high‐performance materials, this work investigates the potential of Algerian sisal fibers as renewable reinforcements in bio‐epoxy composites.
M. A. Kacem, R. Halimi, O. Duncan, T. Allen, M. Bodaghi   +4 more
wiley   +1 more source

On Flexural Performance of Girder-To-Girder Wet Joint for Lightweight Steel-UHPC Composite Bridge

Applied Sciences, 2020
Joints are always the focus of the precast structure for accelerated bridge construction. In this paper, a girder-to-girder joint suitable for steel-ultra-high-performance concrete (UHPC) lightweight composite bridge (LWCB) is proposed.
Shuwen Deng, Xudong Shao, Banfu Yan, Yan Wang, Huihui Li   +4 more
doaj   +1 more source

Prediction of Tensile Behavior in Additively Manufactured Polymer Matrix Composites via an Integrated Analytical Approach

Polymer Composites, EarlyView.
Integrated analytical framework for tensile response of additively manufactured polymer composites, supported by experimental validation. ABSTRACT Additive manufacturing (AM) enables innovative product development through its material versatility and design freedom, further enhanced by advanced materials such as composites.
Ozgur Poyraz, Abas Abasov
wiley   +1 more source