Nanostructured Electrodes - Nanotechnology

What are Nanostructured Electrodes?

Nanostructured electrodes are electrical conductors that have been engineered at the nanoscale, typically involving structures with dimensions less than 100 nanometers. These electrodes leverage the unique properties of nanomaterials to enhance their performance in various applications such as batteries, supercapacitors, and sensors.

How are Nanostructured Electrodes Fabricated?

Fabrication techniques for nanostructured electrodes include chemical vapor deposition (CVD), electrochemical deposition, sol-gel processing, and lithography. These methods allow precise control over the size, shape, and composition of the nanostructures, which is critical for optimizing their properties.

Why are Nanostructured Electrodes Important?

The importance of nanostructured electrodes lies in their enhanced electrical, mechanical, and chemical properties relative to their bulk counterparts. For instance, their high surface area-to-volume ratio can significantly improve electrochemical performance, leading to higher capacity and faster charge/discharge rates in energy storage devices.

Applications in Energy Storage

In lithium-ion batteries, nanostructured electrodes such as carbon nanotubes and silicon nanowires can enhance the anode's capacity and cycling stability. Similarly, in supercapacitors, nanostructured materials like graphene can provide high power density and long cycle life.

Role in Sensors and Biomedical Devices

Nanostructured electrodes are also pivotal in the development of biosensors and other biomedical devices. Their high sensitivity and specificity make them ideal for detecting biomolecules at low concentrations, which is crucial for early diagnosis of diseases. For example, gold nanoparticles are commonly used in electrochemical sensors for their excellent conductivity and biocompatibility.

Challenges and Future Directions

Despite their advantages, there are challenges associated with the use of nanostructured electrodes, such as scalability, cost, and stability. Future research is focused on developing cost-effective fabrication methods and improving the long-term stability of these materials. Advances in material science and nanotechnology will continue to drive innovation in this field, leading to more efficient and robust nanostructured electrodes.

Relevant Publications

Recent advances in nanomaterial-based solid-contact ion-selective electrodes.

Issue Release: 2024

Nanostructured Transition Metal Oxides on Carbon Fibers for Supercapacitor and Li-Ion Battery Electrodes: An Overview.

Issue Release: 2024

Multifunctional Nanomaterials for Advancing Neural Interfaces: Recording, Stimulation, and Beyond.

Issue Release: 2024

Overlooked competition and promotion effects in electrochemical oxidation of humic acid and ammonia in landfill leachate.

Issue Release: 2024

Boron and Nitrogen Co-Doped Porous Graphene Nanostructures for the Electrochemical Detection of Poisonous Heavy Metal Ions.

Issue Release: 2024

Sulfur ion-exchange strategy to obtain BiS nanostructures from BiO for better water splitting performance.

Issue Release: 2024

Metal-Organic Framework-Based Materials for Advanced Sodium Storage: Development and Anticipation.

Issue Release: 2024

Controlling Gold Morphology Using Electrodeposition for the Preparation of Electrochemical Aptamer-Based Sensors.

Issue Release: 2024

Sonochemical regulation of oxygen vacancies for BiWO nanosheet-based photoanodes to promote photoelectrochemical performance.

Issue Release: 2024

Polylactic acid-based plastic activated NiAlO nanoparticles as highly active positive electrode materials for energy storage supercapacitor.

Issue Release: 2024

Quantum control of exciton wave functions in 2D semiconductors.

Issue Release: 2024

Development of Nanostructured Lanthanum Strontium Cobalt Ferrite/Gadolinian-Doped Ceria Composite Electrodes of Solid Oxide Cells Formed by In Situ Polarization.

Issue Release: 2024

Synthesis of Binder-Free, Low-Resistant Randomly Orientated Nanorod/Sheet ZnS-MoS as Electrode Materials for Portable Energy Storage Applications.

Issue Release: 2024

An electrochemical biosensor for sensitive detection of live Salmonella in food via MXene amplified methylene blue signals and electrostatic immobilization of bacteriophages.

Issue Release: 2024

Nanocomposites based on CuO coated silver nanowire networks for high-performance oxygen evolution reaction.

Issue Release: 2024

Structural Control Enables Catalytic and Electrocatalytic Activity of Porous Tetrametallic Nanorods.

Issue Release: 2024

Effective Energy Storage Performance Derived from 3D Porous Dendrimer Architecture Metal Phosphides//Metal Nitride-Sulfides.

Issue Release: 2024

Endogenous Interfacial Mo-C/N-Mo-S Bonding Regulates the Active Mo Sites for Maximized Li Storage Areal Capacity.

Issue Release: 2024

Capacitive immunosensing at gold nanoparticle-decorated reduced graphene oxide electrodes fabricated by one-step laser nanostructuration.

Issue Release: 2024

Unleashing inkjet-printed nanostructured electrodes and battery-free potentiostat for the DNA-based multiplexed detection of SARS-CoV-2 genes.

Issue Release: 2024

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