The rapid evolution of sensor technologies and diagnostics has revolutionized healthcare, environmental monitoring, and industrial applications. Nanomaterials and engineered (bio)receptors have enhanced sensitivity, specificity, and real-time detection. Integrating nanostructures, functionalized surfaces, and bioengineered receptors has advanced point-of-care testing, pathogen detection, and biomarker identification. The growing demand for field-deployable devices requires innovations in miniaturization, portability, and robustness to address challenges in resource-limited settings.

Despite progress, challenges remain in ensuring reproducibility in nanomaterial synthesis, optimizing bioengineered receptor stability and selectivity, and integrating sensing platforms with digital and AI-driven analytics. Translating laboratory technologies into reliable, cost-effective field applications remains a hurdle, necessitating interdisciplinary collaboration across materials science, biochemistry, engineering, and data-driven methodologies.

This collection will showcase cutting-edge research and methodologies in sensors and diagnostics, covering nanomaterial synthesis, (bio)receptor engineering, novel transduction mechanisms, and advanced signal amplification strategies. It will highlight innovations in electrochemical, optical, plasmonic, and hybrid sensing technologies, as well as wearable, implantable, and microfluidic-based platforms. The integration of AI, machine learning, and IoT for data analysis will also be explored. Articles on biosensor stability, reproducibility, and scalability for clinical and field applications are also welcome.

This collection will feature method articles, original research articles and reviews. By consolidating these advancements, it will serve as a vital resource for researchers, clinicians, and industry professionals, fostering collaboration and accelerating real-world innovation in sensing and diagnostics.