Department of Physical Chemistry
Lab #2094
Optical Senosrs Group
Short URL for media go.spbu.ru/rgpeshkova
Group Members
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Group Leader Maria PeshkovaPhD, associate professor This email address is being protected from spambots. You need JavaScript enabled to view it. | This email address is being protected from spambots. You need JavaScript enabled to view it. |
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Nadezhda Pokhvishchevaassistant professor e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it. |
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Ivan Gryazevmaster student |
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Oleg Karpukhinmaster student |
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Vasiliy Syutkinmaster student |
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Tatiana Bulatovaundergraduate student |
Ilya Prozherinmaster student |
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Viktor Nosovmasterstudent |
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Yekaterina Sukhanovaundergraduate student |
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Darya Chetverikovaundergraduate student |
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Anna Menshovaundergraduate student |
Collaboration
- DepartmentofNuclear-Physics ResearchMethods, InstituteofPhysics, SPbU
- Groupofchromatographicandelectrophoreticmethodsofanalysis(groupleaderDr. Sc., fullprofessorA. Kartsova)
- Department of Biology – Microbiology, Aarhus Institute of Advanced Studies (Aarhus, Denmark)
- IronBio (http://ironbio.tech/) and Vital Biosciences Inc. (https://www.vitalbio.com/) companies
Development of new operation concepts for polymeric optical sensors
Theoretical formalization and prediction of optical response
Development of optical sensor-based devices
Advancing methods of digital color analysis and quantitative digital colorimetry
Electrochemical studies on sensing membranes
Modification of polymeric sensors with organic electrolytes
Ionic liquids in optical sensors
Development of calibration-free sensor arrays
Tailoring digital color analysis towards investigation of written artifacts
Current and recent projects
- RSF20-73-10033, «Development and experimental validation of calibration-free optical sensors potentially applicable for early express-diagnostics of cystic fibrosis»(M. Peshkova, 2020–2023; 2023-2025)
- RSF 22-23-00577, «Development of a method for the analysis and classification of ink compositions on paper substrates using selective extraction and digital color analysis» (A. Kalinichev, 2022–2023)
- RF President stipend, «Development of calibration-free analyzers based on optical sensors for multianalyte in situ analysis of human sweat electrolytes and pH» (A. Kalinichev, 2021–2023)
- Grant for young scientists at universities located in of St. Petersburg, Committee on Science and Higher Education of SPb Government (A.V. Kalinichev, 2021)
- RFBR 19-33-90279, «Generalization of the theory of polymeric optochemical sensor response involving electrical boundary potential as a universal instrument for controlling sensor characteristics»(A. Kalinichev, 2019–2021)
- RSF18-73-00109 «Miniaturized multianalyte optochemical platform for autonomous in situ monitoring of hydroponic nutrient solutions» (M. Peshkova, 2018–2020)
Participation in scientific and educational events
- сonducting a project-oriented educational session for schoolchildren in chemistry at the Sirius educational center (Sochi) (2018-2024)
- participation in the methodical committee of the St. Petersburg Olympiad in Chemistry, 2018–2022
- Lecture hall within the framework of the decade of the Russian Science Foundation(2024)
- Lecture hall of the Russian society "Knowledge" (2023-2024)
- International Meeting on Chemical Sensors “Matrafured” (Visegrad, Hungary, 2017, 2019, 2022, 2024)
- All-Russian Conference on Electrochemical Methods of Analysis “EMA” (2008, 2012, 2016, 2024)
- All-Russian Conference on Electrochemistry with International Participation (2023)
- 11th International Frumkin Symposium on Electrochemistry(2024)
- International School-Conference Spinus “Magnetic resonance and its applications” (2022, 2023)
- International Conference for Young Scientists in Chemistry“Mendeleev” (SPb, Russia, 2013, 2014, 2015, 2019, 2021, 2024)
- International Scientific Conference for Undergraduate and Graduate Students and Young Scientists "Lomonosov" (Moscow, Russia, 2016, 2017, 2019, 2023, 2024)
- MendeleevCongress on General and Applied Chemistry (Russia, 2019, 2024)
- 4th International Caparica Conference on Chromogenic and Emissive Materials (Portugal, 2020)
- Meetings of the International Society of Electrochemistry (2012, 2014)
Awards
- Prize of the Government of St. Petersburg in the field of scientific and pedagogical activity (M.A.Peshkova, 2017, 2020, 2022, 2023)
- Grant for students of universities located on the territory of St. Petersburg, Committee on Science and Higher Education of SPb Government (2018, 2020, 2020, 2022)
- Analit-Shimadzu Scholarship for Master's Students (2020)
- V. Potanin Scholarship (2020)
- Grant from the Academy of Finland (2019)
- 1st degree Diploma at "Mendeleev 2019" (2019)
- 1st and 2nd degree Diplomas at the International Scientific Conference for Undergraduate and Graduate Students and Young Scientists "Lomonosov" (2017, 2019, 2022)
- Diplomas of the SPbU start-up competition (1st degree, 2015; 2nd degree, 2017; finalist diploma, 2018)
- Grant of the start-up competition “UMNIK” (2015–2016)
Publications
Selected Publications
- Nadezhda V. Pokhvishcheva, Aleksandr A. Vanin, Mikhail A. Vovk, Maria A. Peshkova, Alexandr V. Ievlev, Application of PFG-NMR diffusometry to study diffusion and ionization phenomena in plasticized polymeric membranes doped with ionic liquids, Journal of Molecular Liquids 1 (2024)https://doi.org/10.1016/j.molliq.2024.124874
- Nadezhda V. Pokhvishcheva, Ilya S. Prozherin, Andrey V. Kalinichev, Maria A. Peshkova,Response Patterns of Chromoionophore-Based Bulk Optodes Containing Lipophilic Electrolytes: Toward Background-Independent pH-Sensing, ACS Sensors 8 (2023)https://doi.org/10.1021/acssensors.3c00742
- Andrey V. Kalinichev, Nadezhda V. Pokhvishcheva, Maria A. Peshkova, Response Mechanism of Polymeric Liquid Junction-Free Reference Electrodes Based on Organic Electrolytes, Membranes (MDPI)13 (2023)https://doi.org/10.3390/membranes13010118
- N.V. Pokhvishcheva, E.K. Gigiadze, A.V. Kalinichev, A.V. Ievlev, K.V. Tyutyukin, M.A. Peshkova, Chronopotentiometric Evaluation of Ionization Degree and Dissociation Constant of Imidazolium‐Based Ionic Liquid [C6Meim][NTf2] in Polymeric Plasticized Membranes, Membranes (MDPI) 12 (2022) https://doi.org/10.3390/membranes12020130
- N.Y. Tiuftiakov, A. V. Kalinichev, N. V. Pokhvishcheva, M.A. Peshkova, Digital color analysis for colorimetric signal processing: Towards an analytically justified choice of acquisition technique and color space, Sensors and Actuators B 344 (2021) https://doi.org/10.1016/j.snb.2021.130274
- A.V. Kalinichev, A.V. Kravchenko, I.P. Gryazev, A.A. Kechin, O.R. Karpukhin, E.M. Khairullina, L.A. Kartsova, A.G. Golovkina, V.A. Kozynchenko, M.A. Peshkova, I.I. Tumkin, Classification of ballpoint pen inks based on selective extraction and subsequent digital color and cluster analyses, Analyst 147 (2022) https://doi.org/10.1039/D2AN00482H
- A.V. Kalinichev, N.V. Pokhvishcheva, M.A. Peshkova, Influence of Electrolyte Coextraction on the Response of Indicator-Based Cation-Selective Optodes, ACS Sensors 5 (2020) https://doi.org/10.1021/acssensors.0c01747
- N.Y. Tiuftiakov, A. V. Kalinichev, I. V. Rudenko, E.A. Bessonova, L.A. Kartsova, M.A. Peshkova, pH-dependent distribution of the indicator dye tetrabromophenolphthalein ethyl ester between aqueous solution and plasticized polymeric phase: Predicting the lifetime of ion-selective optical sensors,Colloid and Interface ScienceCommun. 37 (2020) https://doi.org/10.1016/j.colcom.2020.100295
- N.Y. Tiuftiakov, A. V. Kalinichev, E. Khairullina, E.K. Gigiadze, M.A. Peshkova, I.I. Tumkin, Simple and Cost-Efficient Classification of Ballpoint Pen Inks Using Digital Color Analysis, Analytical Chemistry 93 (2021) https://doi.org/10.1021/acs.analchem.0c05334
- Polikarpova D., Makeeva D., Kolotilina N., Dolgonosov A., Peshkova M., Kartsova L. Nanosized cation exchanger for the electrophoretic separation and preconcentration of catecholamines and amino acids, Electrophoresis41 (2020) https://doi.org/10.1002/elps.201900416
- A.V. Kalinichev, N.V. Pokhvishcheva, M.A. Peshkova, Novel color standards for digital color analysis of optochemical sensor arrays, Talanta 197 (2019) https://doi.org/10.1016/j.talanta.2019.01.063
- A.V. Kalinichev, N.V. Pokhvishcheva, M.A. Peshkova, Significant Reduction of Analysis Time with Bulk Sensors Operating in Nonequilibrium Mode,Analytical Chemistry 91 (2019) https://doi.org/10.1021/acs.analchem.9b00459
- Galiullin, T. M., Pokhvishcheva, N. V., Kalinichev, A. V., Peshkova, M. A. Evaluation of Ionic Liquids Based on Amino Acid Anions for Use in Liquid‐junction Free Reference Electrodes, Electroanalysis 31 (2019) https://doi.org/10.1002/elan.201900125
Teaching
Elective courses
- ChemicalSensors (in Russian, Chemistry, undergraduate, 5th semester)
- ChemicalSensors(inRussian, Chemistry, master program, 2nd semester)
- ChemicalSensors (inEnglish, Chemistry, master program, 3rd semester)
- Biomedical Applications of Optical Sensors (in English, Chemistry, master program, 3rd semester)
Topics of coursework projects
physical chemistry, 2nd year
- Influence of organic electrolytes in the composition of optical sensors on the colorimetric response
- Synthesis and testing of acidochromic ionic liquids for use as chromoionophores in optical sensors
- In situ electrochemical study of the electrolytic properties of organic salts in the composition of polymeric sensor membranes
- Organic electrolytes in the composition of polymeric membranes of potentiometric sensors
- Evaluation of partition coefficients of electrolytes between the plasticized polymeric membrane and the aqueous phase
analytical chemistry, 2nd year
- Optimization of the optode-based sensor platform for in situ analysis of sweat
- Exploring the possibilities of chromoionophore-basedoptical sensors for creating calibration-free sensor arrays