Cover Picture

Free Access

(Adv. Mater. 52/2022)

  • First Published: 28 December 2022
Description unavailable

Huazhong University of Science and Technology

This special issue is dedicated to the 70th Anniversary of Huazhong University of Science and Technology (HUST). The articles are contributed by the faculty of HUST, covering a broad scope of research areas in materials science, including electronic and optoelectronic materials, energy-storage materials, materials for energy conversion and catalysis, functional soft materials, bio/medical materials, as well as advanced materials manufacturing and processing, etc. This issue offers a window representing the cutting-edge research activities on materials at HUST.

Inside Front Cover

Free Access

Advances on Thermally Conductive Epoxy-Based Composites as Electronic Packaging Underfill Materials—A Review (Adv. Mater. 52/2022)

  • First Published: 28 December 2022
Description unavailable

Capillary Underfill Materials

Underfill materials with high thermal conductivity play crucial roles in ensuring the reliability and performance of microelectronic devices with ever-increasing power density. In article number 2201023, Xiaolin Xie, Yiu-Wing Mai, and co-workers review the state-of-the-art advances on capillary underfill materials and give future perspectives for designing high-performance underfill materials with novel microstructures.

Inside Back Cover

Free Access

Current and Future Trends for Polymer Micro/Nanoprocessing in Industrial Applications (Adv. Mater. 52/2022)

  • First Published: 28 December 2022
Description unavailable

Polymer Micro/Nanoprocessing

With advancements in micro/nanoprocessing techniques and more demanding application requirements, it is becoming necessary to realize the high-resolution fabrication of polymers to prepare miniaturized devices. In article number 2200903, Chuan Fei Guo, Huamin Zhou, and co-workers review the state-of-the-art advances on polymer micro/nanoprocessing and give future perspectives for fabrication and applications of various polymer-based elements and devices.

Back Cover

Free Access

Nanopatterning Technologies of 2D Materials for Integrated Electronic and Optoelectronic Devices (Adv. Mater. 52/2022)

  • First Published: 28 December 2022
Description unavailable

Nanopatterning

Nanopatterning bridges the microstructure of 2D materials and the integrated chip devices, essentially enabling and prompting their successful industrial application. In article number 2200734, Yuan Li, Tianyou Zhai, and co-workers review the recent development of key nanopatterning technologies for 2D materials with the aim of realizing their large-scale device integration. The contribution offers pioneering reference and guidelines to promote 2D materials from laboratory research to practical use.

Masthead

Free Access

Masthead: (Adv. Mater. 52/2022)

  • First Published: 28 December 2022

Perspectives

Multifunctional Fiber-Enabled Intelligent Health Agents

  • First Published: 12 July 2022
Description unavailable

A multifunctional fiber-enabled intelligent health agent with characteristics of autonomy, activeness, intelligence, and perceptibility, enabling health services, is proposed. Four major aspects driven by intelligent agents are summarized from the perspectives of materials science, medicine, and computer science. The agent is realized through multifunctional fibers as sensing units and artificial intelligence technology as a cognitive engine.

Reviews

Advances on Thermally Conductive Epoxy-Based Composites as Electronic Packaging Underfill Materials—A Review

  • First Published: 17 May 2022
Description unavailable

Underfill materials with high thermal conductivity play crucial roles in ensuring the reliability and performance of microelectronic devices. The state-of-the-art advances that have been made to meet the key requirements of capillary underfill materials are reviewed. Perspectives and an outlook for designing high-performance underfill materials with novel microstructures in electronic packaging are provided.

Current and Future Trends for Polymer Micro/Nanoprocessing in Industrial Applications

  • First Published: 21 March 2022
Description unavailable

The development trends, and advantages and deficiencies of three processing methods: micro/nanomolding, high-energy beam processing, and micro/nanomachining (microcutting, micro/nanowelding, and LIGA) are systematically summarized, adding to the existing body of knowledge for employing appropriate polymer processing techniques in customized industrial applications.

Nanopatterning Technologies of 2D Materials for Integrated Electronic and Optoelectronic Devices

  • First Published: 02 May 2022
Description unavailable

Nanopatterning bridges the microstructure of 2D materials and integrated chip devices, essentially enabling and prompting their successful application in industry. A critical summary on the recent development of key nanopatterning technologies of 2D materials, with the aim of realizing large-scale device integration, is provided. This contribution offers a pioneering reference and guidelines to promote 2D materials from laboratory research to practical use.

Frontispiece

Free Access

Recent Advances on High-Performance Polyaryletherketone Materials for Additive Manufacturing (Adv. Mater. 52/2022)

  • First Published: 28 December 2022
Description unavailable

Additive Manufacturing

In article number 2200750, Chunze Yan, Yusheng Shi, and co-workers review the recent achievements on high-performance polyaryletherketone materials for additive manufacturing. The high flexibility of the design and process promotes the rapid development of polyaryletherketone products such as cellular medical implants, engine intake manifolds, etc. Multiprocess integration combined with multifunctional polyaryletherketone material development will unlock the potential in more fields, which is an important research direction in the future.

Reviews

Recent Advances on High-Performance Polyaryletherketone Materials for Additive Manufacturing

  • First Published: 06 April 2022
Description unavailable

The recent advances in the additive manufacturing (AM) of polyaryletherketone (PAEK) materials are comprehensively reviewed, regarding the material properties, processing–matter interaction mechanisms, mechanical properties of additively manufactured PAEKs, and their potential applications. The challenges facing AM technologies, possible solutions, and future perspectives are provided for the further development of high-performance AM materials.

Frontispiece

Free Access

Dynamic Investigation of Battery Materials via Advanced Visualization: From Particle, Electrode to Cell Level (Adv. Mater. 52/2022)

  • First Published: 28 December 2022
Description unavailable

Electrochemical Dynamics

Advanced visualization techniques provide powerful tools to track and monitor real-time dynamic processes inside batteries. In article number 2200777, Huiqiao Li and co-workers review the recent progress of electrochemical dynamics in battery materials via various techniques across wide timescales and space scales and propose perspectives for improving battery dynamics and developing advanced visualization techniques for future stringent conditions.

Reviews

Dynamic Investigation of Battery Materials via Advanced Visualization: From Particle, Electrode to Cell Level

  • First Published: 01 April 2022
Description unavailable

Li-ion batteries are a typical electrochemical system controlled by ion-insertion dynamics. The recent progress on the investigation of battery dynamics at various scales is reviewed, via newly developed visualization techniques that provide powerful tools to make the “black-box” into a “see-through” battery.

Frontispiece

Free Access

Building Practical High-Voltage Cathode Materials for Lithium-Ion Batteries (Adv. Mater. 52/2022)

  • First Published: 28 December 2022
Description unavailable

Lithium-Ion Batteries

One of the most effective strategies for boosting the energy density of lithium-ion batteries (LIBs) is to increase the output voltage, which largely depends upon the cathode materials. In article number 2200912, Lixia Yuan, Henghui Xu, Yunhui Huang, and co-workers review the key links in the development of high-voltage cathode materials from lab to industrialization and give future perspectives for designing practical high-voltage cathode materials for LIBs.

Reviews

Building Practical High-Voltage Cathode Materials for Lithium-Ion Batteries

  • First Published: 25 March 2022
Description unavailable

One of the most effective strategies for boosting the energy density of lithium-ion batteries is to increase the output voltage, which largely depends upon the cathode materials. The key links in the development of the high-voltage cathode materials from lab to industrialization are considered and an overview of the challenges and promising strategies for the commercialization of high-voltage cathode is presented.

Influence of Oxidation on Structure, Performance, and Application of Metallic Glasses

  • First Published: 20 March 2022
Description unavailable

Recent research concerning metallic glass oxidation is reviewed by summarizing metallic glass oxidation behaviors, how oxidation influences metallic glass structure and performance, and the possibilities and the feasibility of using controlled oxidation to reinforce metallic glasses or develop metallic glass systems.

Bioinspired Colloidal Photonic Composites: Fabrications and Emerging Applications

  • First Published: 09 March 2022
Description unavailable

Colloidal photonic composites bioinspired by organic organisms combine ordered photonic structures and functional polymeric matrices, which show both structural color of photonic crystals and functionality and responsiveness of the polymeric matrix. Colloidal photonic composites exhibit a variety of promising applications, from colorful coatings to visual sensors, anti-counterfeiting, and regulation of photoluminescence.

Roles of MXene in Pressure Sensing: Preparation, Composite Structure Design, and Mechanism

  • First Published: 15 March 2022
Description unavailable

2D layered nanosheet MXene has been widely studied in pressure sensing due to the excellent mechanical and electrical properties, outstanding hydrophilicity, and extensive modifiability. To further promote the application of MXene in pressure sensors, the preparation of MXene, MXene-based microstructures, MXene pressure-sensor mechanisms, and the integration of multiple devices are reviewed.

Structural Reconstruction of Catalysts in Electroreduction Reaction: Identifying, Understanding, and Manipulating

  • First Published: 22 April 2022
Description unavailable

Fundamental insights of the structural reconstruction in electroreduction catalysts is illustrated. Special attention is paid to efficient strategies to design satisfactory cathodic catalysts including the modulation of its component and morphological features for resolving the internal inducements, the regulation of the electrolytes, gas atmosphere, and potential for resisting the external inducements.

Flexible Metamaterial Electronics

  • First Published: 24 March 2022
Description unavailable

The latest progress of novel flexible electronics with enhancing and innovating properties and functionalities stemming from the conceptual breakthrough of various metamaterials are reviewed; this burgeoning interdisciplinary field is coined as “flexible metamaterial electronics.” The artificial creation of metamaterials is able to break the current fetters and open a new direction for the further development of flexible electronics.

Supramolecular Engineering of Crystalline Fullerene Micro-/Nano-Architectures

  • First Published: 25 February 2022
Description unavailable

Supramolecular assembly of fullerene molecules into fullerene micro-/nano-architectures with desired morphologies and structures can modulate the properties of fullerenes at different dimension scales, targeting diverse applications in such fields as electronics, biology, and energy storage/conversion. This purpose requires efficient strategies to well-control the seemingly unpredictable and random process as discussed in this review.

Effective Approaches for Designing Stable M–Nx/C Oxygen-Reduction Catalysts for Proton-Exchange-Membrane Fuel Cells

  • First Published: 25 March 2022
Description unavailable

The effective approaches for designing stable M–Nx/C non-precious-metal oxygen-reduction catalysts for proton-exchange-membrane fuel cells are summarized. The thermodynamics and kinetics aspects of the stability of the M–Nx/C catalysts are introduced. The primary degradation mechanisms of the M–Nx/C catalysts and the corresponding mitigating strategies are discussed in detail, with future perspectives highlighted.

Challenges and Perspectives of Organic Multivalent Metal-Ion Batteries

  • First Published: 01 April 2022
Description unavailable

The challenges faced by organic multivalent metal-ion batteries and the possible strategies to solve such challenges are summarized. As a special challenge that organic multivalent metal-ion batteries (MMIBs) are facing, the charge-storage mechanism is particularly underlined. The perspectives are thereby elaborated with the outlook of practical applications of organic MMIBs.

Fabrication and Functionality Integration Technologies for Small-Scale Soft Robots

  • First Published: 22 June 2022
Description unavailable

Small-scale soft robots have immense potential at present and in the foreseeable future, with utility in exploration, medical, and biomimetic applications, among others. Being enabling technologies, the fabrication and integration techniques of small-scale soft robots are systematically reviewed. By discussing the challenges and opportunities, potential directions for the further development of small-scale soft robots are highlighted.

Halide Perovskite Crystallization Processes and Methods in Nanocrystals, Single Crystals, and Thin Films

  • First Published: 06 April 2022
Description unavailable

The nucleation process is more thermodynamically difficult by involving a higher surface molecular unit ratio than the growth process of solution-processed halide perovskite (HP) crystals. Nucleation occurs under a higher supersaturation (C > Cmin) while growth can occur when C is over Cs. Typical preparation methods for nucleation-dominated HP nanocrystals, growth-dominated HP single crystals, and nucleation-and-growth-balanced HP thin films are reviewed.

Corrosion Chemistry of Electrocatalysts

  • First Published: 25 March 2022
Description unavailable

Corrosion chemistry of electrocatalysts is reviewed, which may inspire more profound research in functional nanomaterials and energy technologies.

Ionogel-Based Membranes for Safe Lithium/Sodium Batteries

  • First Published: 31 March 2022
Description unavailable

Ionogel-electrolyte membranes composed of ionic liquids and solid matrices have attracted extensive interest because of their nonvolatility, nonflammability, and superior chemical and electrochemical properties. The most recent advances of ionogel electrolytes in lithium/sodium batteries are summarized. In addition, the current challenges and insights on the future development of ionogel electrolytes for advanced safe lithium/sodium batteries are proposed.

Conductive Metal–Organic Frameworks for Supercapacitors

  • First Published: 31 March 2022
Description unavailable

Conductive metal–organic frameworks (c-MOFs), as an emerging class of electrode materials, have attracted great attention recently. The efforts hitherto devoted to the synthesis and design of c-MOFs and their auspicious capacitive performance are reviewed. The recent achievements of developing supercapacitors with c-MOF electrodes are discussed, from the experimental performance to a fundamental understanding of the energy storage mechanism, highlighting their bottlenecks and perspectives.

Light Emission of Self-Trapped Excitons in Inorganic Metal Halides for Optoelectronic Applications

  • First Published: 23 March 2022
Description unavailable

Their fundamental emission mechanism endows self-trapped-exciton (STE)-emission metal halides with unique optoelectronic properties and broad applications. Recent progress on STE emission materials for optoelectronic applications, and the mechanisms–compositions–application relationships are systematically discussed. Current existing challenges and possible development opportunities are proposed for their further development.

Structural Design and Fabrication of Multifunctional Nanocarbon Materials for Extreme Environmental Applications

  • First Published: 12 May 2022
Description unavailable

Nanocarbon materials such as carbon nanotubes and graphene have provided a variety of unique extreme environmental properties. The recent advances on nanocarbon materials for extreme environments are summarized from the feature of individual nanocarbon components, principles of structural design, fabrication technologies, while examples of their extreme environmental applications with the underlying working mechanism are given.

Intelligent Micro-/Nanorobots for Cancer Theragnostic

  • First Published: 06 April 2022
Description unavailable

A comprehensive overview on the recent advances of micro-/nanorobots-based cancer theragnostic is presented, ranging from actuation engines, diagnostics, medical imaging, and targeted drug delivery, as well as highlighting the most promising research opportunities for the next decade that can have a profound impact on cancer therapy.

Extracellular-Vesicle-Based Drug Delivery Systems for Enhanced Antitumor Therapies through Modulating the Cancer-Immunity Cycle

  • First Published: 20 June 2022
Description unavailable

Extracellular-vesicle-based drug delivery systems show huge potential for improved antitumor immunotherapy. Five key steps during the cancer-immunity cycle of extracellular vesicles are reviewed; namely, tumor antigen release, antigen presentation by antigen presenting cells, T cell activation, recruitment and infiltration of T cells into tumors, and recognition and killing of tumor cells by T cells.