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Chemosensors publishes Special Issues to create collections of papers on specific topics, with the aim of building a community of authors and readers to discuss the latest research and develop new ideas and research directions. Special Issues are led by Guest Editors, who are experts on the topic and all Special Issue submissions follow MDPI's standard editorial process. The journal’s Editor-in-Chief and/or designated Editorial Board Member will oversee Guest Editor appointments and Special Issue proposals, checking their content for relevance and ensuring the suitability of the material for the journal. The papers published in a Special Issue will be collected and displayed on a dedicated page of the journal’s website. Further information on MDPI's Special Issue policies and Guest Editor responsibilities can be found here. For any inquiries related to a Special Issue, please contact the Editorial Office.

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Chemometrics in Electroanalysis and Electrochemical Sensing

edited by Sherlan Guimarães Lemos and

Jose Gonzalez-Rodriguez

submission deadline 10 Jan 2026 | 1 articles | Viewed by 1651 | Submission Open

Keywords: multivariate optimization of electrochemical sensors; electronic tongues and noses; linear and nonlinear first-order calibration; second and higher-order calibration; machine learning-based electrochemical methods

(This special issue belongs to the Section Analytical Methods, Instrumentation and Miniaturization)

Chemical Sensors for Bio-Medical and Environmental Applications, 2nd Edition

edited by

Driss Lahem

and

Marc Debliquy

submission deadline 15 Jan 2026 | 12 articles | Viewed by 25003 | Submission Open

Keywords: bio-medical sensors; sensors for diagnosis; sensors for environmental monitoring; air pollution sensors (indoor and outdoor); volatile organic compound (VOC) sensors; NO2 sensors; water pollution sensors; pesticide and persistent organic pollutant sensors; heavy metal sensors

(This special issue belongs to the Section Applied Chemical Sensors)

Chemometrics Tools Used in Chemical Detection and Analysis

edited by

Pedro N. Sousa Sampaio

submission deadline 15 Jan 2026 | 10 articles | Viewed by 17632 | Submission Open

Keywords: chemometrics; machine learning; data mining; multivariate data analysis; optimization

(This special issue belongs to the Section Analytical Methods, Instrumentation and Miniaturization)

Recent Progress in Nano Material-Based Gas Sensors

edited by Bo Zhang

submission deadline 15 Jan 2026 | 5 articles | Viewed by 13568 | Submission Open

Keywords: gas sensor; chemiresistive type; heterostructure; photoactivation; photosensitization; sensor array; nanostructure; semiconductor material; doping; sensitizer

(This special issue belongs to the Section Nanostructures for Chemical Sensing)

Gas Sensors: Current Status and Future Perspectives

edited by

Izabela Constantinoiu

and

Cristian Viespe

submission deadline 15 Jan 2026 | 2 articles | Viewed by 6818 | Submission Open

Keywords: gas sensors; resistive sensors; surface acoustic wave sensors; optoelectronic sensors; conductometric sensors; nanostructured materials; chemosensors; nanosensors; nanomaterials

(This special issue belongs to the Section Materials for Chemical Sensing)

Electrochemistry and Emerging Materials: From Advanced Materials to Next-Generation Sensing Technologies

edited by

Pedro Salazar

and

Soledad Carinelli

submission deadline 15 Jan 2026 | Viewed by 142 | Submission Open

Keywords: electrochemical sensors; biosensors; advanced materials; nanomaterials; ionic liquids; deep eutectic solvents; electrochemical transduction; functional nanostructures; point-of-care diagnostics; surface modification; magnetic beads; bioanalytical applications; environmental analysis

(This special issue belongs to the Section Electrochemical Devices and Sensors)

Application of Laser-Induced Breakdown Spectroscopy, 2nd Edition

edited by

Zhe Wang

submission deadline 20 Jan 2026 | 9 articles | Viewed by 21057 | Submission Open

Keywords: LIBS; laser-induced breakdown spectroscopy; quantitative analysis; qualitative analysis; classification; application

(This special issue belongs to the Section Analytical Methods, Instrumentation and Miniaturization)

Advanced Material-Based Fluorescent Sensors

edited by Chen Zhou

submission deadline 20 Jan 2026 | 3 articles | Viewed by 4952 | Submission Open

Keywords: fluorescent probes; optical materials; nanocomposite materials; biosensors; chemical sensors

(This special issue belongs to the Section Optical Chemical Sensors)

Novel Materials for Gas Sensing

edited by

Cristian Viespe

and Cornelia Enache

submission deadline 31 Jan 2026 | 6 articles | Viewed by 12281 | Submission Open

Keywords: novel materials; nanostructures; gas sensor

(This special issue belongs to the Section Materials for Chemical Sensing)

Advanced Biosensors for Diagnostic Applications

edited by

Mariagrazia Lettieri

and

Marco Consumi

submission deadline 31 Jan 2026 | 4 articles | Viewed by 6999 | Submission Open

Keywords: biosensors; smart biosensors; point-of-care devices; diagnostic applications; biomarkers detection

(This special issue belongs to the Section (Bio)chemical Sensing)

New Electrodes Materials for Electroanalytical Applications

edited by

Milan Sys

and

António M. Peres

submission deadline 31 Jan 2026 | 4 articles | Viewed by 5253 | Submission Open

Keywords: characterization of new electrode materials; electrochemical sensor technology; electrode surface modification; electrochemical transducers for biosensing; electroanalytical applications

(This special issue belongs to the Section Materials for Chemical Sensing)

Application of Luminescent Materials for Sensing, 2nd Edition

edited by

Shounian Ding

submission deadline 31 Jan 2026 | 2 articles | Viewed by 3664 | Submission Open

Keywords: luminescent materials; ultra-sensitive detection; photoluminescence; ECL; PEC

(This special issue belongs to the Section Optical Chemical Sensors)

Advanced Real-Time On-Site Sensing Technologies for Food and Environment Analysis: 2nd Edition

edited by

Zhenbo Wei

and

Shanshan Qiu

submission deadline 31 Jan 2026 | 2 articles | Viewed by 3335 | Submission Open

Keywords: gas sensors; microwave sensors; spectroscopy sensors; food detection; environment monitoring

(This special issue belongs to the Section Analytical Methods, Instrumentation and Miniaturization)

Electrochemical and Optical Sensing: Progress, Perspectives and Challenges

edited by

Aušra Valiūnienė

submission deadline 31 Jan 2026 | 1 articles | Viewed by 1178 | Submission Open

Keywords: electrochemical sensors; optical sensors; electrochemical impedance spectroscopy

(This special issue belongs to the Section Electrochemical Devices and Sensors)

Applications of Electronic Nose (E-Nose) and Electronic Tongue (E-Tongue) in Food Quality

edited by Celia García-Hernández

submission deadline 15 Feb 2026 | 9 articles | Viewed by 39093 | Submission Open

Keywords: electronic tongues; electronic noses; food analysis; food quality and safety; electrochemical sensors; electrochemical biosensors; nanostructured sensors for food analysis

(This special issue belongs to the Section Applied Chemical Sensors)

Recent Advances in Field-Effect Transistor-Based Sensors

edited by Xiaofeng Liu

submission deadline 15 Feb 2026 | 1 articles | Viewed by 1204 | Submission Open

Keywords: field-effect transistor; biosensing and chemosensing; interface engineering; signal transmission mechanism; carbon-based materials; in vitro and in vivo monitoring; semiconductors; single-molecule; multi-mode readout

(This special issue belongs to the Section Electrochemical Devices and Sensors)

Novel Gas Sensing Approaches: From Fabrication to Application

edited by Guillem Domènech-Gil and

Donatella Puglisi

submission deadline 20 Feb 2026 | 1 articles | Viewed by 2604 | Submission Open

Keywords: smart sensors; VOCs; machine learning; environmental monitoring; artificial intelligence; Internet of Things; air quality; leakage detection; industrial safety; public health and well-being

(This special issue belongs to the Section Applied Chemical Sensors)

Advanced Enzyme-Based Sensors

edited by Nuanfei Zhu, Jinyu Zhu and Dali Wei

submission deadline 25 Feb 2026 | 1 articles | Viewed by 5011 | Submission Open

Keywords: enzyme-based sensor; enzyme cascade reaction; enzyme encapsulation; enzyme activity regulation; nanozyme-based sensor; biosensor; chemical sensor; wearable sensor

(This special issue belongs to the Section (Bio)chemical Sensing)

Electrochemical Sensor Array for Food Detection and Human Perception

edited by

Jingjing Liu

Zhenbo Wei

and

Shui Jiang

submission deadline 28 Feb 2026 | 2 articles | Viewed by 9272 | Submission Open

Keywords: the development of electrochemical sensor arrays; intelligent sensory evaluation; the analysis and processing of complex taste and smell signals in food; the machine perception and evaluation of sensor arrays; the development of human perception analysis system

(This special issue belongs to the Section Electrochemical Devices and Sensors)

Electrochemical Sensors and Biosensors: Recent Progress, Challenges, and Future Perspectives

edited by

Dongmei Dong

submission deadline 28 Feb 2026 | 2 articles | Viewed by 7779 | Submission Open

Keywords: electrochemical sensors; biosensors; nanomaterials for sensing; advanced electrode materials; point-of-care diagnostics; environmental monitoring; biocompatibility; miniaturized sensors; signal enhancement techniques; real-time monitoring

(This special issue belongs to the Section (Bio)chemical Sensing)

Low-Cost Chemosensors for Applications in Environment, Health, Food, and Industry Process Control, 2nd Edition

edited by

Weiying Lu

submission deadline 28 Feb 2026 | 6 articles | Viewed by 5070 | Submission Open

Keywords: low-cost; chemosensors; sensors; food analysis; gas sensor; pH sensor; medical diagnostics; colorimetric sensors; electronic nose; healthcare; environmental monitoring

(This special issue belongs to the Section Applied Chemical Sensors)

Rapid Point-of-Care Testing Technology and Application (Second Edition)

edited by

Florina Silvia Iliescu

and

Zenovia Moldovan

submission deadline 28 Feb 2026 | Viewed by 170 | Submission Open

Keywords: SARS-CoV-2; POCT; diagnostic; microfluidics; biosensors; antibody; immune response; prophylaxis

(This special issue belongs to the Section Analytical Methods, Instrumentation and Miniaturization)

Electrochemical Biosensors for Global Health Challenges

edited by Tianxiang Wei

submission deadline 28 Feb 2026 | Viewed by 168 | Submission Open

Keywords: electrochemical biosensor; nanomaterials; early screening and detection of diseases; immediate detection of infectious diseases; rapid detection of antibiotic resistance; emerging environmental pollutants

(This special issue belongs to the Section Electrochemical Devices and Sensors)

Metal-Organic Frameworks-Derived Functional Materials: Advances in Sensing Applications

edited by

Wei Yang

and

Hu Meng

submission deadline 1 Mar 2026 | Viewed by 87 | Submission Open

Keywords: metal-organic frameworks; functional materials; sensing applications; structural morphologies; in situ/operando technique; theoretical calculation; real sample testing

(This special issue belongs to the Section Materials for Chemical Sensing)

Functional Nanomaterial-Based Gas Sensors

edited by Juanyuan Hao

submission deadline 5 Mar 2026 | 7 articles | Viewed by 14387 | Submission Open

Keywords: gas sensors; metal oxides; metal sulfides; carbon-based materials; new functional nanomaterials; nanocomposites; flexible sensor

(This special issue belongs to the Section Nanostructures for Chemical Sensing)

Advanced Chemical Sensors in Gas Detection

edited by Xinyuan Zhou

submission deadline 15 Mar 2026 | 1 articles | Viewed by 1516 | Submission Open

Keywords: next-generation sensing materials (e.g.; graphene; MXenes; quantum dots); miniaturized and wearable sensor platforms; energy-efficient and self-powered sensing systems; situ/operando gas-sensing characterization; cross-sensitive data correction and AI-driven signal processing; field-deployable sensors for industrial; agricultural; and urban environments

(This special issue belongs to the Section Applied Chemical Sensors)

Electrochemical Sensors Based on Various Materials

edited by Cristiana Eugenia Ana Grigorescu and

Ana Maria Iordache

submission deadline 15 Mar 2026 | 2 articles | Viewed by 1408 | Submission Open

Keywords: carbon-based electrochemical sensors (graphene/fullerene/CNT; etc.); materials for elecrochemical biosensors; conductive polymers for sensitive detection of pollutants; electrochemical detection of biological components; lock-and-key electrochemical sensors; molecular imprinted polymers

(This special issue belongs to the Section Materials for Chemical Sensing)

Advancements and Emerging Applications of Fluorescent Probes for Sensing and Imaging

edited by Sushil K. Dwivedi

submission deadline 31 Mar 2026 | 3 articles | Viewed by 10271 | Submission Open

Keywords: fluorescent probe; imaging; sensors

(This special issue belongs to the Section Applied Chemical Sensors)

Chemical Sensing and Analytical Methods for Forensic Applications

edited by

Jorn Yu

submission deadline 31 Mar 2026 | 3 articles | Viewed by 7588 | Submission Open

(This special issue belongs to the Section Analytical Methods, Instrumentation and Miniaturization)

Application of Chemical Sensors in Smart Agriculture

edited by

Yong Zhang

Yingshu Guo

, He Li and Sixia Yang

submission deadline 31 Mar 2026 | 1 articles | Viewed by 2187 | Submission Open

Keywords: agricultural environmental monitoring sensors; crop growth monitoring sensors; pest and disease early warning sensors; functional materials-based sensors; AI-integrated sensors; miniaturized sensor technology

(This special issue belongs to the Section Applied Chemical Sensors)

Nanomaterials in Chemosensors and Biosensors: Development and Application (2nd Edition)

edited by

Marko Spasenovic

and

Teodora Vicentic

submission deadline 31 Mar 2026 | 3 articles | Viewed by 1730 | Submission Open

Keywords: nanomaterials; chemosensors; biosensors; nanotechnology; biotechnology

(This special issue belongs to the Section Materials for Chemical Sensing)

Laser-Induced Breakdown Spectroscopy for Component Analysis in Food and Environmental Samples

edited by Shixiang Ma

submission deadline 31 Mar 2026 | 1 articles | Viewed by 1268 | Submission Open

Keywords: laser-induced breakdown spectroscopy; food and environmental sciences; element monitoring

(This special issue belongs to the Section Optical Chemical Sensors)

Smart Electromagnetic Sensors: Optical, Microwave, and Terahertz Technologies for Chemical and Biological Applications

edited by

Erick Reyes Vera

submission deadline 31 Mar 2026 | Viewed by 178 | Submission Open

Keywords: electromagnetic sensors; optical fiber sensors; optical sensors; photonic biosensors; microwave sensors; terahertz sensors; chemical detection; biological sensing; nanostructured sensors; artificial intelligence in sensing; machine learning for sensors; lab-on-a-chip; point-of-care sensors; multimodal sensing; environmental monitoring; biomedical diagnostics

(This special issue belongs to the Section Applied Chemical Sensors)

Optical Fiber and Surface Plasmon Resonance Technology for Chemical Sensing

edited by

Letizia De Maria

and

Francesco Arcadio

submission deadline 6 Apr 2026 | Viewed by 126 | Submission Open

Keywords: optical fibers and plasmonic phenomena; Surface plasmon resonance (SPR); localized surface plasmon resonance (LSPR); plasmonic hybrid modes; novel sensing materials; sensor structures; mechanism studies and applications

(This special issue belongs to the Section Optical Chemical Sensors)

Advanced Metal–Organic Frameworks: Innovations in Sensing and Detection Technologies

edited by Jingjuan Liu

submission deadline 11 Apr 2026 | Viewed by 72 | Submission Open

Keywords: metal– organic frameworks (MOFs); sensing applications; structural tunability; host-guest chemistry; sensing mechanisms; selective sensing; sensitive detection; environmental monitoring; healthcare diagnostics; wearable sensors

(This special issue belongs to the Section Materials for Chemical Sensing)

Spectral Detection: Advancing Sensing Tools for Global Challenges

edited by

Renzhi Hu

submission deadline 15 Apr 2026 | Viewed by 115 | Submission Open

Keywords: spectral detection technology; sensors; instruments; real-time monitoring; non-invasive detection; portable spectrometers; wearable sensors; environmental surveillance; early disease diagnosis; machine learning

(This special issue belongs to the Section Analytical Methods, Instrumentation and Miniaturization)

Chemometrics for Food, Environmental and Biological Analysis

edited by

Aderval Severino Luna

submission deadline 30 Apr 2026 | 4 articles | Viewed by 12070 | Submission Open

Keywords: multivariate data analysis; spectral analysis; chemical fingerprint; pattern recognition; quality control and assurance; calibration and predictive modeling; experimental design; data processing and feature selection; quantitative analysis; environmental monitoring; pollution analysis

(This special issue belongs to the Section Analytical Methods, Instrumentation and Miniaturization)

Arrays of Bio/Chemical Sensors: Uses and Strategies for Their Application

edited by

Jose V. Ros-Lis

submission deadline 30 Apr 2026 | 2 articles | Viewed by 1440 | Submission Open

Keywords: arrays; sensors; pattern recognition; data analysis; e-nose

(This special issue belongs to the Section Applied Chemical Sensors)

Advanced Chemometric Methods for Analytical Applications

edited by

Marta Guembe-García

and

Lisa Rita Magnaghi

submission deadline 30 Apr 2026 | Viewed by 137 | Submission Open

Keywords: chemometrics; multivariate analysis; analytical chemistry; chemical sensors; data-driven chemical analysis

(This special issue belongs to the Section Analytical Methods, Instrumentation and Miniaturization)

Electrochemical Sensors and Biosensors in Food Analysis

edited by

Liliana Anchidin-Norocel

and

Sonia Amariei

submission deadline 30 Apr 2026 | Viewed by 73 | Submission Open

Keywords: electrochemical sensors; biosensors; food analysis; food safety; food quality; nanomaterials; point-of-care devices; smart sensing; toxicology; chemosensing strategies

(This special issue belongs to the Section Electrochemical Devices and Sensors)

Electrochemical Sensing in Medical Diagnosis (Second Edition)

edited by

Esther Sanchez-Tirado

submission deadline 30 Apr 2026 | Viewed by 72 | Submission Open

Keywords: electrochemical sensors; functionalized electrodes; novel structures and materials; bioreceptor immobilization; healthcare; medical diagnosis; point-of-care devices

(This special issue belongs to the Section Electrochemical Devices and Sensors)

Chemosensors Based on Advanced Materials for Environmental Detection and Monitoring

edited by Ileana Nicoleta Popescu and Ruxandra Vidu

submission deadline 1 May 2026 | 2 articles | Viewed by 4599 | Submission Open

Keywords: compounds analysis and detection; chemosensors; (nano)sensors; nanotechnology; composites; nanomaterials; nanostructure array; bandgap materials; micro/nanodevice fabrication

(This special issue belongs to the Section Applied Chemical Sensors)

Progress in Enzyme Sensing Technology

edited by

Israel Alshanski

submission deadline 15 May 2026 | 1 articles | Viewed by 2767 | Submission Open

Keywords: enzyme biosensing; metabolic labelling; label-free detection; electrochemistry; sensor design

(This special issue belongs to the Section (Bio)chemical Sensing)

Innovative Gas Sensors: Development and Application

edited by

Bin Ai

submission deadline 15 May 2026 | 2 articles | Viewed by 1463 | Submission Open

Keywords: gas sensors; nanomaterials for sensing; portable and wearable sensors; internet of things (IoT) sensors; electronic nose; artificial intelligence in gas sensing

(This special issue belongs to the Section Applied Chemical Sensors)

Functional Nanomaterial-Based Electrochemical Sensors

edited by

Keagan Pokpas

submission deadline 30 May 2026 | 2 articles | Viewed by 3818 | Submission Open

Keywords: functional nanomaterials; nanocomposites; biosensors; chemical sensors; environmental analysis; electrochemical sensing

(This special issue belongs to the Section Electrochemical Devices and Sensors)

Functional Material-Enhanced Fiber-Optic Chemical Sensor

edited by Lingxin Kong

submission deadline 30 May 2026 | Viewed by 94 | Submission Open

Keywords: optical fiber sensing; chemical detection; functional materials

(This special issue belongs to the Section Optical Chemical Sensors)

Nanostructured Materials for Electrochemical Sensing

edited by

José Ribeiro

submission deadline 31 May 2026 | 5 articles | Viewed by 4612 | Submission Open

Keywords: nanomaterials; thin films; electrochemical biosensing; biosensors; sensors; immunosensors; genosensors; food; environment; disease biomarkers

(This special issue belongs to the Section Electrochemical Devices and Sensors)

Progress of Photoelectrochemical Analysis and Sensors

edited by Yamin Fu

submission deadline 31 May 2026 | 2 articles | Viewed by 3255 | Submission Open

Keywords: photoelectrochemical analysis; photoelectrochemical sensors; environmental analysis; nucleic acid analysis; immunoassay; enzymatic biosensing

(This special issue belongs to the Section Electrochemical Devices and Sensors)

(Bio)Chemical Sensing in Real-World Applications—a Dedicated Issue for Young Researchers

edited by

Gaowa Xing

and Zengnan Wu

submission deadline 31 May 2026 | Viewed by 143 | Submission Open

Keywords: biosensor; food chemistry; environmental monitoring; artificial intelligence for sensing; cell analysis

Optical Probes and Bioimaging: Recent Developments and Challenges

edited by