{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,17]],"date-time":"2026-02-17T21:07:19Z","timestamp":1771362439491,"version":"3.50.1"},"reference-count":51,"publisher":"MDPI AG","issue":"12","license":[{"start":{"date-parts":[[2016,12,20]],"date-time":"2016-12-20T00:00:00Z","timestamp":1482192000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Sensors"],"abstract":"<jats:p>The innovative use of gelatin as a temperature sensor based on capacitance was studied at a temperature range normally used for meat cooking (20\u201380 \u00b0C). Interdigital electrodes coated by gelatin solution and two sensors of different thicknesses (38 and 125 \u00b5m) were studied between 300 MHz and 900 MHz. At 38 \u00b5m, the capacitance was adequately measured, but for 125 \u00b5m the slope capacitance versus temperature curve decreased before 900 MHz due to the electrothermal breakdown between 60 \u00b0C and 80 \u00b0C. Thus, for 125 \u00b5m, the capacitance was studied applying 600 MHz. Sensitivity at 38 \u00b5m at 868 MHz (0.045 pF\/\u00b0C) was lower than 125 \u00b5m at 600 MHz (0.14 pF\/\u00b0C), influencing the results in the simulation (temperature range versus time) of meat cooking; at 125 \u00b5m, the sensitivity was greater, mainly during chilling steps. The potential of gelatin as a temperature sensor was demonstrated, and a balance between thickness and frequency should be considered to increase the sensitivity.<\/jats:p>","DOI":"10.3390\/s16122197","type":"journal-article","created":{"date-parts":[[2016,12,23]],"date-time":"2016-12-23T04:09:09Z","timestamp":1482466149000},"page":"2197","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":16,"title":["Feasibility of a Gelatin Temperature Sensor Based on Electrical Capacitance"],"prefix":"10.3390","volume":"16","author":[{"given":"Fernando","family":"Teixeira Silva","sequence":"first","affiliation":[{"name":"Joint Research Unit Agropolymers Engineering and Emerging Technologies, UMR 1208 INRA\/SupAgroM\/UMII\/CIRAD, 2 Place Pierre Viala, 34060 Montpellier, France"},{"name":"Escola de Qu\u00edmica, Universidade Federal of Rio de Janeiro, 21941-909 Rio de Janeiro, Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Brice","family":"Sorli","sequence":"additional","affiliation":[{"name":"Institut d\u2019Electronique et des Syst\u00e8mes, UMR CNRS 5214, Universit\u00e9 de Montpellier, 34090 Montpellier, France"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1365-8990","authenticated-orcid":false,"given":"Veronica","family":"Calado","sequence":"additional","affiliation":[{"name":"Escola de Qu\u00edmica, Universidade Federal of Rio de Janeiro, 21941-909 Rio de Janeiro, Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Carole","family":"Guillaume","sequence":"additional","affiliation":[{"name":"Joint Research Unit Agropolymers Engineering and Emerging Technologies, UMR 1208 INRA\/SupAgroM\/UMII\/CIRAD, 2 Place Pierre Viala, 34060 Montpellier, France"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nathalie","family":"Gontard","sequence":"additional","affiliation":[{"name":"Joint Research Unit Agropolymers Engineering and Emerging Technologies, UMR 1208 INRA\/SupAgroM\/UMII\/CIRAD, 2 Place Pierre Viala, 34060 Montpellier, France"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1968","published-online":{"date-parts":[[2016,12,20]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"72","DOI":"10.1016\/j.sna.2012.01.023","article-title":"A CMOS-compatible temperature sensor based on the gaseous thermal conduction dependent on temperature","volume":"176","author":"Wang","year":"2012","journal-title":"Sens. Actuators A Phys."},{"key":"ref_2","doi-asserted-by":"crossref","first-page":"344","DOI":"10.1016\/j.jfoodeng.2009.01.039","article-title":"Development of rapid response thermocouple probes for use in a batch ohmic heating system","volume":"93","author":"Zell","year":"2009","journal-title":"J. Food Eng."},{"key":"ref_3","doi-asserted-by":"crossref","first-page":"394","DOI":"10.1016\/j.jfoodeng.2009.02.004","article-title":"RFID smart tag for traceability and cold chain monitoring of foods: Demonstration in an intercontinental fresh fish logistic chain","volume":"93","author":"Abad","year":"2009","journal-title":"J. Food Eng."},{"key":"ref_4","doi-asserted-by":"crossref","first-page":"79","DOI":"10.1016\/j.jfoodeng.2015.07.030","article-title":"A new type of TTI based on an electrochemical pseudo transistor","volume":"168","author":"Wan","year":"2016","journal-title":"J. Food Eng."},{"key":"ref_5","doi-asserted-by":"crossref","first-page":"167","DOI":"10.1016\/j.foodcont.2016.05.031","article-title":"A novel self-powered time-temperature integrator (TTI) using modified biofuel cell for food quality monitoring","volume":"70","author":"Kim","year":"2016","journal-title":"Food Control"},{"key":"ref_6","doi-asserted-by":"crossref","first-page":"212","DOI":"10.1016\/j.snb.2016.02.021","article-title":"Plant polymer as sensing material: Exploring environmental sensitivity of dielectric properties using interdigital capacitors at ultra high frequency","volume":"230","author":"Bibi","year":"2016","journal-title":"Sens. Actuators B Chem."},{"key":"ref_7","doi-asserted-by":"crossref","unstructured":"Kutz, M. (2007). Handbook of Farm, Dairy, and Food Machinery, William Andrew Publishing.","DOI":"10.1007\/978-1-4020-5914-8"},{"key":"ref_8","doi-asserted-by":"crossref","first-page":"127","DOI":"10.1016\/j.flowmeasinst.2014.04.001","article-title":"Experimental study on different configurations of capacitive sensors for measuring the volumetric concentration in two-phase flows","volume":"37","year":"2014","journal-title":"Flow Meas. Instrum."},{"key":"ref_9","doi-asserted-by":"crossref","first-page":"404","DOI":"10.1016\/j.foodres.2008.01.005","article-title":"An inverse lumped capacitance method for determination of heat transfer coefficients for industrial air blast chillers","volume":"41","author":"Mohamed","year":"2008","journal-title":"Food Res. Int."},{"key":"ref_10","doi-asserted-by":"crossref","first-page":"101","DOI":"10.1016\/j.pce.2013.09.004","article-title":"Calibrating a FDR sensor for soil moisture monitoring in a wetland in Central Kenya","volume":"66","author":"Becker","year":"2013","journal-title":"Phys. Chem. Earth Parts A\/B\/C"},{"key":"ref_11","doi-asserted-by":"crossref","first-page":"781","DOI":"10.1016\/S0956-5663(03)00266-5","article-title":"DNA detection by integrable electronics","volume":"19","author":"Guiducci","year":"2004","journal-title":"Biosens. Bioelectron."},{"key":"ref_12","doi-asserted-by":"crossref","first-page":"89","DOI":"10.1016\/j.aca.2010.12.018","article-title":"Label-free capacitive immunosensor based on quartz crystal Au electrode for rapid and sensitive detection of Escherichia coli O157:H7","volume":"687","author":"Li","year":"2011","journal-title":"Anal. Chim. Acta"},{"key":"ref_13","doi-asserted-by":"crossref","first-page":"6420","DOI":"10.1016\/j.apsusc.2007.01.083","article-title":"Submicron foaming in gelatine by nanosecond and femtosecond pulsed laser irradiation","volume":"253","author":"Gaspard","year":"2007","journal-title":"Appl. Surf. Sci."},{"key":"ref_14","doi-asserted-by":"crossref","first-page":"394","DOI":"10.1016\/j.tibtech.2016.01.002","article-title":"Gelatin-Methacryloyl Hydrogels: Towards Biofabrication-Based Tissue Repair","volume":"34","author":"Klotz","year":"2016","journal-title":"Trends Biotechnol."},{"key":"ref_15","doi-asserted-by":"crossref","first-page":"85","DOI":"10.1016\/j.colsurfb.2013.08.028","article-title":"Detection of real sample DNA at a cadmium sulfide-chitosan\/gelatin modified electrode","volume":"113","author":"Li","year":"2014","journal-title":"Colloids Surf. B Biointerfaces"},{"key":"ref_16","doi-asserted-by":"crossref","first-page":"329","DOI":"10.1016\/j.aca.2006.09.017","article-title":"Development of a biosensor for caffeine","volume":"582","author":"Babu","year":"2007","journal-title":"Anal. Chim. Acta."},{"key":"ref_17","doi-asserted-by":"crossref","first-page":"262","DOI":"10.1016\/j.carbpol.2015.03.083","article-title":"Enhanced electromechanical performance of bio-based gelatin\/glycerin dielectric elastomer by cellulose nanocrystals","volume":"130","author":"Ning","year":"2015","journal-title":"Carbohydr. Polym."},{"key":"ref_18","unstructured":"M\u00f6ller, M. (2012). Polymer Science: A Comprehensive Reference, Elsevier."},{"key":"ref_19","doi-asserted-by":"crossref","first-page":"2455","DOI":"10.1016\/j.msec.2013.01.057","article-title":"Dielectric behavior of gelatine\u2013glycosaminoglycans blends: An impedance analysis","volume":"33","author":"Kanungo","year":"2013","journal-title":"Mater. Sci. Eng. C"},{"key":"ref_20","doi-asserted-by":"crossref","first-page":"2935","DOI":"10.1016\/j.jnoncrysol.2005.05.041","article-title":"Differential scanning calorimetry and temperature dependence of electric conductivity in studies on denaturation process of bone collagen","volume":"351","author":"Kubisz","year":"2005","journal-title":"J. Non-Cryst. Solids"},{"key":"ref_21","doi-asserted-by":"crossref","first-page":"87","DOI":"10.1016\/S0308-8146(02)00580-0","article-title":"Water activity and dielectric properties of gels in the frequency range 200 MHz\u20136 GHz","volume":"82","author":"Clerjon","year":"2003","journal-title":"Food Chem."},{"key":"ref_22","doi-asserted-by":"crossref","first-page":"348","DOI":"10.1016\/j.nanoen.2015.09.006","article-title":"Cycle stability and dielectric properties of a new biodegradable energy storage material","volume":"17","author":"Landi","year":"2015","journal-title":"Nano Energy"},{"key":"ref_23","doi-asserted-by":"crossref","first-page":"920","DOI":"10.1016\/j.orgel.2014.01.023","article-title":"The role of water in the device performance of n-type PTCDI-C8 organic field-effect transistors with solution-based gelatin dielectric","volume":"15","author":"Mao","year":"2014","journal-title":"Org. Electron."},{"key":"ref_24","doi-asserted-by":"crossref","first-page":"389","DOI":"10.1016\/j.snb.2015.01.003","article-title":"An acetylcholinesterase biosensor based on ionic liquid functionalized graphene\u2013gelatin-modified electrode for sensitive detection of pesticides","volume":"210","author":"Zheng","year":"2015","journal-title":"Sens. Actuators B Chem."},{"key":"ref_25","doi-asserted-by":"crossref","first-page":"8","DOI":"10.1016\/j.bioelechem.2012.09.002","article-title":"A novel carboxymethylcellulose-gelatin-titanium dioxide-superoxide dismutase biosensor; electrochemical properties of carboxymethylcellulose-gelatin-titanium dioxide-superoxide dismutase","volume":"90","author":"Emregul","year":"2013","journal-title":"Bioelectrochemistry"},{"key":"ref_26","doi-asserted-by":"crossref","first-page":"305","DOI":"10.1016\/S0956-5663(00)00068-3","article-title":"Detection of protease activity in the wetted surface of gelatin-coated electrodes in air by AC impedance spectroscopy","volume":"15","author":"Saum","year":"2000","journal-title":"Biosens. Bioelectron."},{"key":"ref_27","doi-asserted-by":"crossref","first-page":"1393","DOI":"10.1016\/j.procbio.2014.05.003","article-title":"A microbial biosensor for hydrogen sulfide monitoring based on potentiometry","volume":"49","author":"Ebrahimi","year":"2014","journal-title":"Process Biochem."},{"key":"ref_28","doi-asserted-by":"crossref","first-page":"456","DOI":"10.1016\/j.bios.2014.09.060","article-title":"Gelatin methacrylate (GelMA) mediated electrochemical DNA biosensor for DNA hybridization","volume":"64","author":"Topkaya","year":"2015","journal-title":"Biosens. Bioelectron."},{"key":"ref_29","doi-asserted-by":"crossref","first-page":"412","DOI":"10.1016\/j.snb.2010.06.037","article-title":"Quantification of Staphylococcus epidermidis using a wireless, mass-responsive sensor","volume":"150","author":"Huang","year":"2010","journal-title":"Sens. Actuators B Chem."},{"key":"ref_30","doi-asserted-by":"crossref","first-page":"469","DOI":"10.1016\/j.talanta.2015.05.042","article-title":"A visual physiological temperature sensor developed with gelatin-stabilized luminescent silver nanoclusters","volume":"143","author":"Lan","year":"2015","journal-title":"Talanta"},{"key":"ref_31","doi-asserted-by":"crossref","first-page":"498","DOI":"10.1093\/geronj\/33.4.498","article-title":"The effect of age on amino acid composition of human skin collagen","volume":"33","author":"Miyahara","year":"1978","journal-title":"J. Gerontol."},{"key":"ref_32","doi-asserted-by":"crossref","first-page":"311","DOI":"10.1002\/jbm.a.31492","article-title":"Chitosan\/gelatin blends for biomedical applications","volume":"86","author":"Pulieri","year":"2008","journal-title":"J. Biomed. Mater. Res. Part A"},{"key":"ref_33","doi-asserted-by":"crossref","first-page":"1403","DOI":"10.1002\/pi.2882","article-title":"The physiological relevance of wet versus dry differential scanning calorimetry for biomaterial evaluation: A technical note","volume":"59","author":"Zeugolis","year":"2010","journal-title":"Polym. Int."},{"key":"ref_34","doi-asserted-by":"crossref","first-page":"80","DOI":"10.1016\/j.bios.2015.05.037","article-title":"Engineering the bioelectrochemical interface using functional nanomaterials and microchip technique toward sensitive and portable electrochemical biosensors","volume":"76","author":"Jia","year":"2016","journal-title":"Biosens. Bioelectron."},{"key":"ref_35","doi-asserted-by":"crossref","first-page":"71","DOI":"10.1016\/j.lwt.2007.01.017","article-title":"Dielectric properties of soybean protein isolate dispersions as a function of concentration, temperature and pH","volume":"41","author":"Ahmed","year":"2008","journal-title":"LWT-Food Sci. Technol."},{"key":"ref_36","doi-asserted-by":"crossref","first-page":"78","DOI":"10.1016\/j.solidstatesciences.2013.01.005","article-title":"Polyaniline based impedance humidity sensors","volume":"18","author":"Chani","year":"2013","journal-title":"Solid State Sci."},{"key":"ref_37","doi-asserted-by":"crossref","first-page":"437","DOI":"10.1016\/j.ijbiomac.2014.08.049","article-title":"Thermoporometry and impedance analysis to study dynamics of water and polymer present in hydrogel","volume":"72","author":"Raja","year":"2015","journal-title":"Int. J. Biol. Macromol."},{"key":"ref_38","doi-asserted-by":"crossref","first-page":"164","DOI":"10.1016\/j.snb.2009.10.053","article-title":"Highly stable and sensitive humidity sensors based on quartz crystal microbalance coated with hexagonal lamelliform monodisperse mesoporous silica SBA-15 thin film","volume":"144","author":"Zhu","year":"2010","journal-title":"Sens. Actuators B Chem."},{"key":"ref_39","doi-asserted-by":"crossref","first-page":"349","DOI":"10.1016\/j.cemconcomp.2006.02.004","article-title":"A methodology for determining complex permittivity of construction materials based on transmission-only coherent, wide-bandwidth free-space measurements","volume":"28","author":"Yu","year":"2006","journal-title":"Cem. Concr. Compos."},{"key":"ref_40","doi-asserted-by":"crossref","first-page":"149","DOI":"10.1016\/j.lwt.2012.04.017","article-title":"Edible films made from blends of manioc starch and gelatin\u2014Influence of different types of plasticizer and different levels of macromolecules on their properties","volume":"49","author":"Fakhoury","year":"2012","journal-title":"LWT-Food Sci. Technol."},{"key":"ref_41","doi-asserted-by":"crossref","first-page":"880","DOI":"10.1016\/S0167-9317(02)01015-8","article-title":"Dependence of capacitance on electrode configuration for ferroelectric films with interdigital electrodes","volume":"66","author":"Wang","year":"2003","journal-title":"Microelectron. Eng."},{"key":"ref_42","doi-asserted-by":"crossref","first-page":"182","DOI":"10.1016\/S0921-5107(98)00161-5","article-title":"Temperature-dependent dielectric breakdown strength of oil impregnated polypropylene foils","volume":"54","author":"Schneuwly","year":"1998","journal-title":"Mater. Sci. Eng. B"},{"key":"ref_43","doi-asserted-by":"crossref","first-page":"2721","DOI":"10.1016\/j.microrel.2015.09.007","article-title":"Temperature dependence of self-healing characteristics of metallized polypropylene film","volume":"55","author":"Li","year":"2015","journal-title":"Microelectron. Reliab."},{"key":"ref_44","doi-asserted-by":"crossref","first-page":"990","DOI":"10.1109\/TDEI.2012.6215104","article-title":"High field conduction in biaxially oriented polypropylene at elevated temperature","volume":"19","author":"Ho","year":"2012","journal-title":"IEEE Trans. Dielectr. Electr. Insul."},{"key":"ref_45","unstructured":"Qi, X., Zheng, Z., and Boggs, S. (2003, January 19\u201322). Computation of electro-thermal breakdown of polymer films. Proceedings of the 2003 Annual Report Conference on Electrical Insulation and Dielectric Phenomena, Albuquerque, NM, USA."},{"key":"ref_46","doi-asserted-by":"crossref","first-page":"47","DOI":"10.1016\/j.mee.2015.06.001","article-title":"Impact of film thickness and temperature on the dielectric breakdown behavior of sputtered aluminum nitride thin films","volume":"140","author":"Schneider","year":"2015","journal-title":"Microelectron. Eng."},{"key":"ref_47","doi-asserted-by":"crossref","first-page":"681","DOI":"10.1016\/0925-4005(95)85150-X","article-title":"A study of low-cost sensors for measuring low relative humidity","volume":"25","author":"Story","year":"1995","journal-title":"Sens. Actuators B Chem."},{"key":"ref_48","doi-asserted-by":"crossref","first-page":"161","DOI":"10.1016\/0925-4005(91)80238-F","article-title":"Humidity sensing properties and electrical permittivity of new photosensitive polyimides","volume":"5","author":"Boltshauser","year":"1991","journal-title":"Sens. Actuators B Chem."},{"key":"ref_49","unstructured":"United States Department of Agriculture\/Food Safety and Inspection Service (2001). Performance Standards for the Production of Certain Meat and Poultry Products."},{"key":"ref_50","doi-asserted-by":"crossref","first-page":"259","DOI":"10.1016\/S0026-2692(03)00006-5","article-title":"Thickness dependent dielectric breakdown of PECVD low-k carbon doped silicon dioxide dielectric thin films: Modeling and experiments","volume":"34","author":"Zhou","year":"2003","journal-title":"Microelectron. J."},{"key":"ref_51","doi-asserted-by":"crossref","first-page":"64","DOI":"10.1016\/j.snb.2012.10.114","article-title":"Determination of lactose by a novel third generation biosensor based on a cellobiose dehydrogenase and aryl diazonium modified single wall carbon nanotubes electrode","volume":"177","author":"Tasca","year":"2013","journal-title":"Sens. Actuators B Chem."}],"container-title":["Sensors"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.mdpi.com\/1424-8220\/16\/12\/2197\/pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,11]],"date-time":"2025-10-11T19:28:57Z","timestamp":1760210937000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.mdpi.com\/1424-8220\/16\/12\/2197"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2016,12,20]]},"references-count":51,"journal-issue":{"issue":"12","published-online":{"date-parts":[[2016,12]]}},"alternative-id":["s16122197"],"URL":"https:\/\/doi.org\/10.3390\/s16122197","relation":{},"ISSN":["1424-8220"],"issn-type":[{"value":"1424-8220","type":"electronic"}],"subject":[],"published":{"date-parts":[[2016,12,20]]}}}