Yanyan Li, Yuping Sun, Qianying Lu, Yanqing Lu, Desheng Kong
{"title":"Recent Advances in Stretchable and Permeable Electrodes for Epidermal Electronics","authors":"Yanyan Li, Yuping Sun, Qianying Lu, Yanqing Lu, Desheng Kong","doi":"10.1002/adsr.202300195","DOIUrl":"10.1002/adsr.202300195","url":null,"abstract":"<p>Epidermal electronics is an emerging wearable platform that involves attaching deformable forms of devices to the skin. Epidermal electrodes represent a vital component of this technology, as they provide a direct electronic interface with the skin for sensing and stimulation. However, most of the current electrodes are built on non-permeable elastomer substrates, which can limit their long-term, continuous operations in a non-invasive manner. Fortunately, recent advancements in conductive materials and fabrication techniques have enabled high-performance epidermal electrodes that are comfortable to wear. In order to track the latest progress, this review article first introduces the designs of permeable structures and the preparation of conductive electrodes. The subsequent discussion elaborates on effective strategies to achieve desirable properties, such as high conductivity, stretchability, skin adhesion, and biocompatibility. The emerging applications of permeable epidermal electrodes are also summarized. Finally, this review concludes with the current challenges and future directions of breathable epidermal electrodes.</p>","PeriodicalId":100037,"journal":{"name":"Advanced Sensor Research","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-02-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adsr.202300195","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139841497","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Yanyan Li, Yuping Sun, Qianying Lu, Yanqing Lu, Desheng Kong
{"title":"Recent Advances in Stretchable and Permeable Electrodes for Epidermal Electronics","authors":"Yanyan Li, Yuping Sun, Qianying Lu, Yanqing Lu, Desheng Kong","doi":"10.1002/adsr.202300195","DOIUrl":"https://doi.org/10.1002/adsr.202300195","url":null,"abstract":"Epidermal electronics is an emerging wearable platform that involves attaching deformable forms of devices to the skin. Epidermal electrodes represent a vital component of this technology, as they provide a direct electronic interface with the skin for sensing and stimulation. However, most of the current electrodes are built on non‐permeable elastomer substrates, which can limit their long‐term, continuous operations in a non‐invasive manner. Fortunately, recent advancements in conductive materials and fabrication techniques have enabled high‐performance epidermal electrodes that are comfortable to wear. In order to track the latest progress, this review article first introduces the designs of permeable structures and the preparation of conductive electrodes. The subsequent discussion elaborates on effective strategies to achieve desirable properties, such as high conductivity, stretchability, skin adhesion, and biocompatibility. The emerging applications of permeable epidermal electrodes are also summarized. Finally, this review concludes with the current challenges and future directions of breathable epidermal electrodes.","PeriodicalId":100037,"journal":{"name":"Advanced Sensor Research","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-02-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139781706","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Nicole Joy Bassous, Ashly Corona Rodriguez, Celina Ivonne Lomeli Leal, Hyun Young Jung, Chang Kee Lee, Sangwon Joo, Sumin Kim, Changhun Yun, Myung Gwan Hahm, Myoung-Hwan Ahn, Sang-Woo Kim, Young Suk Oh, Su Ryon Shin
{"title":"Significance of Various Sensing Mechanisms for Detecting Local and Atmospheric Greenhouse Gases: A Review (Adv. Sensor Res. 2/2024)","authors":"Nicole Joy Bassous, Ashly Corona Rodriguez, Celina Ivonne Lomeli Leal, Hyun Young Jung, Chang Kee Lee, Sangwon Joo, Sumin Kim, Changhun Yun, Myung Gwan Hahm, Myoung-Hwan Ahn, Sang-Woo Kim, Young Suk Oh, Su Ryon Shin","doi":"10.1002/adsr.202470007","DOIUrl":"https://doi.org/10.1002/adsr.202470007","url":null,"abstract":"<p>In article 2300094, Nicole Bassous, Young Suk Oh, Su Ryon Shin, and co-workers highlight the importance of low-cost sensors and sensor materials in detecting (city-wide) rising levels of GHGs that will aid to curb their adverse effects on human health and the environment. The Review incorporates experimental developments in chemiresistive, electrochemical, and other sensor classes, with discussions on materials (e.g., carbon-based, polymeric) for improving GHG detection.\u0000\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":100037,"journal":{"name":"Advanced Sensor Research","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-02-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adsr.202470007","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139727845","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Elisabetta Ruggeri, Giusy Matzeu, Andrea Vergine, Giuseppe De Nicolao, Fiorenzo G. Omenetto
{"title":"Paper-Based Wearable Patches for Real-Time, Quantitative Lactate Monitoring (Adv. Sensor Res. 2/2024)","authors":"Elisabetta Ruggeri, Giusy Matzeu, Andrea Vergine, Giuseppe De Nicolao, Fiorenzo G. Omenetto","doi":"10.1002/adsr.202470006","DOIUrl":"https://doi.org/10.1002/adsr.202470006","url":null,"abstract":"<p>A close up image of the colorimetric sensor with stabilized enzymes used to detect lactate in real time. Image analysis of the sensor during exercise uses the colorimetric response of the four center dots to compare them with reference colors to determine concentration of lactate in sweat. This is reported by Fiorenzo G. Omenetto and co-workers in article number 2300141.\u0000\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":100037,"journal":{"name":"Advanced Sensor Research","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-02-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adsr.202470006","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139727695","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Highly Stretchable Textile Knitted Interdigital Sensor for Wearable Technology Applications (Adv. Sensor Res. 2/2024)","authors":"Ayse Feyza Yilmaz, Ibrahim Adel Khamis Ahmed, Cagatay Gumus, Kadir Ozlem, Munire Sibel Cetin, Asli Tuncay Atalay, Gökhan Ince, Ozgur Atalay","doi":"10.1002/adsr.202470009","DOIUrl":"https://doi.org/10.1002/adsr.202470009","url":null,"abstract":"<p>In article 2300121, Ayse Feyza Yilmaz and co-workers present for the first time a highly stretchable textile-knitted interdigital capacitive sensor that seamlessly adapts to human body movements. The fabrication process involves embedding interdigital electrodes and interconnections directly into the fabric, ensuring robust integration. This opens up opportunities for commercializing the stretchable interdigital sensor through mass production strategy, promising increased accessibility to wearable stretchable interdigital sensors for everyone.\u0000\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":100037,"journal":{"name":"Advanced Sensor Research","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-02-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adsr.202470009","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139727759","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Rational Design of Carbon Dots Featuring High Spectral Overlap with Analyte for Effective Detection of Metronidazole via Inner Filter Effect","authors":"Jialuo Zhuang, Zijian Li, Hong Bi","doi":"10.1002/adsr.202300185","DOIUrl":"10.1002/adsr.202300185","url":null,"abstract":"<p>The development of fluorescent probe with high spectral overlap with analyte is favorable for the sensing applications via inner filter effect, which requires facile tuning of their structure and photophysical properties. Herein, the rational design of blue emissive carbon dots (B-CDs) is reported for effective detection of metronidazole (MNZ) in both deionized water and real water samples. The design strategy is based on the elaborate choice of precursors that allows precise control over the nitrogen-doping degree and graphitization content of B-CDs. As a result, the as-prepared B-CDs exhibit a specific and quick fluorescence quenching response to MNZ via the IFE mechanism because of their good spectral overlap in absorbance. This approach shows a broad linear range (0.5–160 µ<span>m</span>), low detection limit (0.1 µ<span>m</span>), and moderate selectivity, suggesting its promise for practical applications in environmental sensing.</p>","PeriodicalId":100037,"journal":{"name":"Advanced Sensor Research","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-02-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adsr.202300185","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139792386","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Rational Design of Carbon Dots Featuring High Spectral Overlap with Analyte for Effective Detection of Metronidazole via Inner Filter Effect","authors":"Jialuo Zhuang, Zijian Li, Hong-hui Bi","doi":"10.1002/adsr.202300185","DOIUrl":"https://doi.org/10.1002/adsr.202300185","url":null,"abstract":"The development of fluorescent probe with high spectral overlap with analyte is favorable for the sensing applications via inner filter effect, which requires facile tuning of their structure and photophysical properties. Herein, the rational design of blue emissive carbon dots (B‐CDs) is reported for effective detection of metronidazole (MNZ) in both deionized water and real water samples. The design strategy is based on the elaborate choice of precursors that allows precise control over the nitrogen‐doping degree and graphitization content of B‐CDs. As a result, the as‐prepared B‐CDs exhibit a specific and quick fluorescence quenching response to MNZ via the IFE mechanism because of their good spectral overlap in absorbance. This approach shows a broad linear range (0.5–160 µm), low detection limit (0.1 µm), and moderate selectivity, suggesting its promise for practical applications in environmental sensing.","PeriodicalId":100037,"journal":{"name":"Advanced Sensor Research","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-02-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139852390","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Marios Constantinou, Christoforos Panteli, L. Potamiti, M. Panayiotidis, A. Agapiou, S. Christodoulou, C. Andreou
{"title":"Advancing Breath‐Based Diagnostics: 3D Mesh SERS Sensor Via Dielectrophoretic Alignment of Solution‐Processed Au Nanoparticle‐Decorated TiO2 Nanowires","authors":"Marios Constantinou, Christoforos Panteli, L. Potamiti, M. Panayiotidis, A. Agapiou, S. Christodoulou, C. Andreou","doi":"10.1002/adsr.202300161","DOIUrl":"https://doi.org/10.1002/adsr.202300161","url":null,"abstract":"Surface enhanced Raman spectroscopy (SERS) is becoming an attractive analytical technique for the next generation of breath diagnostics. However, current SERS substrates present challenges related to fabrication cost, complexity, signal uniformity, and reproducibility. Here, a low‐cost, label‐free SERS sensor based on fully solution‐processed decoration of TiO2 nanowires is demonstrated (NW) with plasmonic Au nanoparticles (NP) followed by the dielectrophoretic self‐assembly into a 3D mesh with high signal to noise ratio. The sensor performance is tested using 4‐aminothiophenol (4‐ATP) as a model analyte in gas phase, at concentrations down to 10 ppbv, and in solution, with limit of detection ≈2.4 pM. Finally, to explore the sensor capability for breath‐based diagnostics, a proof‐of‐concept experiment is performed with exhaled breath condensates (EBCs). The possibility to discriminate EBCs of individuals with upper respiratory tract infection (URTI) from healthy ones is demonstrated. Multiple SERS spectra (n≈50) from each sample are analyzed using orthogonal partial least squares discriminant analysis (OPLS‐DA), which identifies spectral features representative of URTI in up to 80% of the infection‐related spectra. These results demonstrate the applicability and potential of 1D nanomaterials together with state‐of‐the‐art solution‐processed techniques for the development of low‐cost and compact SERS breath‐based diagnostic platforms for clinical point‐of‐care applications.","PeriodicalId":100037,"journal":{"name":"Advanced Sensor Research","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-02-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139796310","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Advancing Breath-Based Diagnostics: 3D Mesh SERS Sensor Via Dielectrophoretic Alignment of Solution-Processed Au Nanoparticle-Decorated TiO2 Nanowires","authors":"Marios Constantinou, Christoforos Panteli, Louiza Potamiti, Mihalis I. Panayiotidis, Agapios Agapiou, Sotirios Christodoulou, Chrysafis Andreou","doi":"10.1002/adsr.202300161","DOIUrl":"10.1002/adsr.202300161","url":null,"abstract":"<p>Surface enhanced Raman spectroscopy (SERS) is becoming an attractive analytical technique for the next generation of breath diagnostics. However, current SERS substrates present challenges related to fabrication cost, complexity, signal uniformity, and reproducibility. Here, a low-cost, label-free SERS sensor based on fully solution-processed decoration of TiO<sub>2</sub> nanowires is demonstrated (NW) with plasmonic Au nanoparticles (NP) followed by the dielectrophoretic self-assembly into a 3D mesh with high signal to noise ratio. The sensor performance is tested using 4-aminothiophenol (4-ATP) as a model analyte in gas phase, at concentrations down to 10 ppb<sub>v</sub>, and in solution, with limit of detection ≈2.4 pM. Finally, to explore the sensor capability for breath-based diagnostics, a proof-of-concept experiment is performed with exhaled breath condensates (EBCs). The possibility to discriminate EBCs of individuals with upper respiratory tract infection (URTI) from healthy ones is demonstrated. Multiple SERS spectra (n≈50) from each sample are analyzed using orthogonal partial least squares discriminant analysis (OPLS-DA), which identifies spectral features representative of URTI in up to 80% of the infection-related spectra. These results demonstrate the applicability and potential of 1D nanomaterials together with state-of-the-art solution-processed techniques for the development of low-cost and compact SERS breath-based diagnostic platforms for clinical point-of-care applications.</p>","PeriodicalId":100037,"journal":{"name":"Advanced Sensor Research","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-02-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adsr.202300161","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139856212","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}