Table of Content

Open Access Review

Novel In-Situ Synthesis Techniques for Cellulose-Graphene Hybrids: Enhancing Electrical Conductivity for Energy Storage Applications

Received: 20 September 2024;  Published: 21 January 2025;  doi: 10.21926/rpm.2501004

Abstract

This study investigates the hypothesis that diverse synthesis techniques can yield cellulose-graphene hybrids with tailored properties for specific applications, enabling advancements in flexible electronics, energy storage, environmental remediation, and biomedical devices. We examined and compared multiple synthesis methods, including chemical reduction, in-situ synthesis, green synthesis using natural reducing agents, solvent-assisted approaches, hydrothermal and solvothermal techniques, mechanical and chemical [...]

27 138

Open Access Original Research

Valorization of Agroindustrial Waste as Biosorbent of Lead (II) in Solution and its Reuse in the Manufacture of Building Bricks

Received: 24 October 2024;  Published: 10 January 2025;  doi: 10.21926/rpm.2501002

Abstract

Lead is a non-biodegradable toxic heavy metal. Biosorption process is an attractive technique to remediate lead-contaminated environments because it is simple, effective and low-cost. In addition, rice husk constitutes a highly available residual biomass that could be used as bioadsorbent. Thus, the aim of this study was to analyze the biosorption of lead on natural and chemically treated rice husk and evaluate the incorporation of the residue (biomass-contaminant) into ceramic matrices to immobilize the removed le [...]

56 341

Open Access Editorial

Acknowledgment to Reviewers of Recent Progress in Materials in 2024

Received: 02 January 2025;  Published: 02 January 2025;  doi: 10.21926/rpm.2501001

Abstract

The editors of Recent Progress in Materials would like to express their sincere gratitude to the following reviewers for assessing manuscripts in 2024. We greatly appreciate the contribution of expert reviewers, which is crucial to the journal's editorial process. We aim to recognize reviewer contributions through several mechanisms, of which the annual publication of reviewer names is one. Reviewers can download a certificate of recognition directly from our submission system. Additionally, reviewers can sign up t [...]

47 285

Open Access Original Research

Construction & Demolition Waste and Circular Economy: The Case Study of a Brazilian City

Received: 11 August 2024;  Published: 24 December 2024;  doi: 10.21926/rpm.2404029

Abstract

Construction and demolition waste (CDW) is a significant waste stream in Brazil. It represents 38.2% of the total CDW and MSW streams. The recycling of CDW in Brazil is estimated to be at least 7.2% by weight (collected CDW) or about 15% by volume (produced CDW). Therefore, only a tiny part of CDW is returned to construction activities. On the other hand, 48.9% of the total amount of the top fifty extracted minerals in the country is sand and gravel, which is used in the national construction industry. Considering [...]

94 579

Open Access Original Research

Mechanical Characterization of a Tunable 3-D Collagen-Hyaluronic Acid Hydrogel for Use in Cell Culture

Received: 28 June 2024;  Published: 17 December 2024;  doi: 10.21926/rpm.2404028

Abstract

Many cells demonstrate variances in behavior due to their cell culture environment. To provide a mechanically-tunable, tissue-like environment, a 3D hydrogel for cell culture was formulated using collagen (Col) and hyaluronic acid (HA) to help provide a system for studying these dynamic cellular responses in a soft-tissue environment. A design of experiments was organized to study the effects of collagen concentration, HA fragment size, and Col: HA mass ratio on the hydrogel mechanical properties. Mechanical charac [...]

84 549

Open Access Review

Viral/Non-Viral Vectors in DNA/RNA Delivery Technology

Received: 26 August 2024;  Published: 12 December 2024;  doi: 10.21926/rpm.2404027

Abstract

Viral and non-viral vectors for nucleic acids (DNA/RNA) therapeutics are important in development of pharmaceutical industries. Although viral vectors have shown significant impact in transfection of DNA/RNA, but numerus studies have shown that non-viral vectors are also effective for the safe and targeted delivery of DNA/RNA to exact location in the body with high percentage of efficacy, safety, and low-immunogenicity. It is also important to protect the nucleic acids from degradation and large-scale production ca [...]

161 812

Open Access Review

Current Advancements in the Behavior Analysis of EPDM Elastomers in Peripheral Applications of the Cathodic Side of PEMFC Systems

Received: 30 June 2024;  Published: 04 November 2024;  doi: 10.21926/rpm.2404026

Abstract

This review examines the latest developments in the study of how Ethylene Propylene Diene Monomer (EPDM) elastomers behave in peripheral applications of Proton Exchange Membrane Fuel Cells (PEMFCs), specifically on the cathodic side. The review highlights the crucial role of EPDM in maintaining the integrity and efficiency of PEMFCs in challenging conditions characterized by varying temperatures, humidity, and acidic environments. The study examines the impact of various additives and vulcanization procedures on EP [...]

188 1163

Open Access Review

Research Progress in Enhancing Proton Conductivity of Sulfonated Aromatic Polymers with ZIFs for Fuel Cell Applications

Received: 22 June 2024;  Published: 04 November 2024;  doi: 10.21926/rpm.2404025

Abstract

The escalating global temperatures and their adverse effects underscore the growing imperative for the widespread adoption of clean fuels, notably hydrogen. Proton Exchange Membrane Fuel Cells (PEMFC) emerge as a pivotal green energy technology, facilitating electricity and water generation. The optimization of PEMFC efficiency hinges on the judicious selection and fabrication of polymer membranes. Within innovative materials, Zeolitic Imidazolate Frameworks (ZIFs) represent a novel subclass within the expansive fa [...]

207 1260

Open Access Review

Emerging Trends in Engineering Polymers: A Paradigm Shift in Material Engineering

Received: 30 June 2024;  Published: 30 September 2024;  doi: 10.21926/rpm.2403024

Abstract

Emerging Trends in Engineering Polymers signify a pivotal transformation in material engineering, marking a departure from traditional materials towards innovative, multifunctional, and sustainable polymers. This review delineates the forefront of advancements in polymer materials, including high-performance, bio-based, biodegradable, innovative, and functional polymers. Highlighting their enhanced mechanical properties, thermal stability, and chemical resistance showcases these materials' pivotal role in driving t [...]

400 3725

Open Access Review

Revolutionizing Infrastructure Development: Exploring Cutting-Edge Advances in Civil Engineering Materials

Received: 04 July 2023;  Published: 26 September 2024;  doi: 10.21926/rpm.2403023

Abstract

This study addresses the evolving challenges in infrastructure development by exploring recent advancements in civil engineering materials. The problem lies in the limitations of traditional materials such as concrete and steel, which, while foundational, may not fully meet the demands of modern construction in terms of sustainability, durability, and resilience. The objective of this review is to assess the role and impact of both traditional and emerging materials, including supplementary cementitious materials, [...]

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