June, 26th, 2006
You can have a look at our research projects and relevant references.
Follow the link.
April, 4th, 2006
We developed a new ion-selective sensor, selective to nitrite ions (NO2-).
All characteristics of a new sensor you can find in the
table.
March, 31th, 2006
The date of ISOEN 2007 is defined. The conference will be held
from 3 to 5 of May, 2007.
For more info please, visit the Official Site.
March, 30th, 2006
Await soon (in 2-5 days) some new photos of working systems.
May, 17th, 2005
Two NEW sensors were added! Their characteristics you can see
at the bottom of the table with PVC-based sensors.
All kinds of sensors are negotiable!
June, 30th, 2005
Now you can ask your questions to us in our forum!
We'll respond you as soon as possible!
July, 29th, 2005
Our Ion-selective electrodes have got a Pattern Approval Certificate of Measuring Instruments
which is registered in the State Register of Measuring Instruments of Russian Federation (Certificate №13763-05).
A copy of this certificate will appear here soon!
Joint R&D projects that have been successfully carried out together with the following partners:
Companies
1. Procter and Gamble - recognition and evaluation of coffee (individual sorts
and commercial blends) through the analysis of coffee brews using the ET;
Reference: A. Legin, A. Rudnitskaya, B. Seleznev, Yu. Vlasov, Recognition of liquid and flesh
food using an "electronic tongue", International Journal of Food
Science and Technology, 2002, Vol.37, pp.375-385
2. Pepsico - distinguishing various sorts of soft drinks; taste evaluation of soft drinks; evaluation of
the quality of ingredients
Reference: A. Legin, B. Seleznev, A. Rudnitskaya, G. Roy, Yu. Vlasov, P. Milne, Electronic tongue for the quality
control of sodas and their ingredients, in the Proc. of 9th Int. Meeting on Chemical Sensors,
July 7-10 2002, Boston, USA, p. 392.
3. GlaxoSmithKline - flavour evaluation, masking effect assessment of New Chemical Entities and drugs
Reference: A. Legin, A. Rudnitskaya, D. Clapham, B. Seleznev, K. Lord, Yu. Vlasov, Electronic tongue
for pharmaceutical analytics - quantification of tastes and masking effects, Analytical
and Bioanalytical Chemistry, 2004, Vol.380, pp.36-45
4. Martell - recognition and assessment of eau-de-vie and cognac
Reference: A. Legin, A. Rudnitskaya, B. Seleznev and Yu. Vlasov, Electronic tongue for quality assessment of ethanol,
vodka and eau-de-vie, Analytica Chimica Acta, 2005, Vol. 534, Issue 1, p.p. 129-135.
5. Arla Foods - following-up of fermentation sequences in food production
Reference: K. Esbensen, D. Kirsanov, A. Legin, A. Rudnitskaya, J. Mortensen, J. Pedersen, L. Vognsen,
S. Makarychev-Mikhailov, Yu. Vlasov Fermentation monitoring using multisensor systems:
feasibility study of the electronic tongue Analytical and Bioanalytical Chemistry, 2004, Vol. 378, pp.391-395
6. PBI Dansensor - development of sensors and arrays for carbonate monitoring
Reference: S. Makarychev-Mikhailov, O. Goryacheva, J. Mortensen, A. Legin, S. Levitchev,
Y. Vlasov Carbonate Sensors Based on 4-Hexyltrifluoroacetophenone Modified by Acceptor
Substituents in Phenyl Ring. Electroanalysis, 2003, V.15, No.15-16, pp.1291-1296
7. dK-Teknik - monitoring of effluents (heavy metals absorbed by aqueous solvent) from waste incineration plants
Reference: J. Mortensen, K. Hjuler, A. Legin, A. Rudnitskaya, A. Ipatov, Yu. Vlasov, A multi-sensor
array flow-injection system for continuous monitoring of heavy metals in the incinerator
emission, in Proc. of CEM99 (Control Emission Monitoring) Conference, 6-9 Sept. 1999, Warwick University, Coventry, UK
8. Novozymes (2004-2005) - no papers so far
Research centres, organizations and institutes
1. Research Centre Rossendorf (Germany) - application of the ET to the assessment of the water
from abandoned uranium mines
Reference: A.V. Legin, B.L. Seleznev, A.M. Rudnitskaya, Yu.G. Vlasov, S.V. Tverdokhlebov, B. Mack, A. Abraham,
T. Arnold, L. Baraniak, H. Nitsche, Multisensor system for determination of iron(II),
iron(III), uranium(VI) and uranium(IV) in complex solutions, Czechoslovak Journal of Physics, 1999, V.49(S1), p.679-685
2. Research Centre Juelich (Germany) - development of thin film chemical sensors for heavy metal detection
with the help of PLD
Reference: Schoning M., Schmidt C., Schubert J., Zander W., Mester S., Kordos P., Luth H., Legin A.,
Seleznev B., Vlasov Yu. The film sensors on the basis of chalcogenide glass
materials prepared by pulsed laser deposition technique, Sensors&Actuators B, 2000, 68, p.254-259
3. INRA - National Agricultural Research Institute (France) - evaluation of flavour and quality
of tomatoes; recognition and classification of onions and shallots
References: A. Rudnitskaya, A. Legin, C. Salles, P Mielle, Tomato varieties evaluation: electronic tongue vs.
chemical analysis and sensory panel, in Artificial Chemical Sensing: Olfaction and the Electronic Nose
(ISOEN 2001), Sensor Division, (Eds. J.R. Stetter and W.R. Penrose), The Electrochemical
Society Inc. USA, Proceedings Volume 2001-15, ISBN 1-56677-321-0, (2001)
A. Legin, A. Rudnitskaya, B. Seleznev, G. Sparfel, C. Dore Electronic tongue distinguishes onions
and shallots. Acta Horticulturae (ISHS) 2004, Vol. 634, pp.183-191
4. US Department of the Navy - multicomponent analysis of pollutants in the seawater
Reference: A. Legin, A. Rudnitskaya, B. Seleznev, D. Kirsanov Chemical sensors and arrays for simultaneous
activity detection of several heavy metal ions at low ppb level In Proc. of Pittcon 2004,
Chicago, Illinois, USA, March 7 - 12, 2004
5. Italian Enological Institute (Italy) - multidimensional qualitative and quantitative analysis and
flavour evaluation of wines by the ET
Reference: A. Legin, A. Rudnitskaya, L. Lvova, Yu. Vlasov, C. Di Natale, A. D'Amico Evaluation of Italian wine
by the electronic tongue: recognition, quantitative analysis and correlation with human sensory
perception. Anal.Chim.Acta, 2003, 484, pp.33-44
6. Instituto dos Vinhos do Douro e Porto (Portugal) - assessment and evaluation of
the age of the Port wine
Reference: A. Rudnitskaya, I. Delgadillo, A. Legin, S.M. Rocha, A-M. Da Costa, T. Simoes Prediction of the
Port wine age using an electronic tongue Chemometrics and Intelligent Laboratory Systems, 2006, to be published
7. Silsoe Research Institute (England) - detection of mastitis in milk; following-up of
biotechnological processes
Reference: C. Turner, A. Rudnitskaya, A.Legin Monitoring batch fermentation with an electronic tongue.
Journal of Biotechnology, 2003, V.103, p.87-91
8. Khlopin Radium Institute (Russia) - development of sensors and sensor arrays for analysis of
spent nuclear fuel
Reference: А.V. Legin, D.O. Kirsanov, V.A.Babain, A.V. Borovoy, R.S.Herbst Cross-sensitive rare-earth metal
sensors based on bidentate neutral organophosphorus compounds and chlorinated cobalt dicarbollide
Anal.Chim.Acta, 2006, accepted
Universities
1. University of Rome "Tor Vergata" (Italy) - quantitative and qualitative analysis of natural and
drinking waters, wines and medical solutions
References: A. Legin, A. Rudnitskaya, Y.Vlasov, C.Di Natale, A. Mantini, E. Mazzone, A. Bearzotti, A.D'Amico,
An electronic tongue distinguishes different mineral waters, Alta Frequenza (Italian), 1999, V.10, p.1-3
Legin A.V., Rudnitskaya A.M., Vlasov Yu.G., Di Natale C., D'Amico A., The features of the electronic tongue
in comparison with characteristics of the discrete ion-selective sensors, Sensors and Actuators B, 1999, V.58, pp.464-468
Yu. Vlasov, A. Legin, A. Rudnitskaya, C. Di Natale, A. D'Amico Non-specific sensor arrays
("electronic tongue") for chemical analysis of liquids, Pure and Applied Chemistry, 2005, v.77, N 11, p.1966-1983
2. Technical University of Braunschweig (Germany) - quantification of multiple water pollutants by the ET
Reference: A. Rudnitskaya, A. Ehlert, A. Legin, Yu. Vlasov, S. Buttgenbach, Multisensor system on the basis of an
array of non-specific chemical sensors and artificial neural networks for determination of inorganic
pollutants in model groundwater, Talanta, 2001, V. 55, Iss. 2, pp.425-431
3. Roskilde University (Denmark) - development of flow-injection multisensor system for environmental
monitoring; research of novel chemical sensors
References: J. Mortensen, A. Legin, A. Ipatov, A. Rudnitskaya, Yu. Vlasov, K. Hjuler, A flow-injection system based
on chalcogenide glass sensors for determination of heavy metals, Analytica Chimica Acta, 2000, V.403, N.1-2, p.273-277
A. Legin, S. Makarychev-Mikhailov, D. Kirsanov, J. Mortensen, Yu. Vlasov Solvent polymeric membranes
based on tridodecylmethylammonium chloride studied by potentiometry and electrochemical
impedance spectroscopy Anal.Chim.Acta, 2004, Vol 514/1, pp 107-113
A. Legin, S. Makarychev-Mikhailov, J. Mortensen, Yu. Vlasov Potentiometric and impedance studies
of membranes based on anion-exchanger and lipophilic inert electrolyte ETH 500. Electrochimica Acta
2004, Vol.49, pp.5203-5207
4. Linkoping University (Sweden) - multisensor detection of bacterial contamination
Reference: C. Soderstrom, A. Rudnitskaya, A. Legin, C. Krantz-Rulcker, Differentiation of Four Aspergillus
Species and One Zygosaccharomyces with Two Electronic Tongues Based on Different Measurement Techniques,
Journal of Biotechnology, 2005, V.119, Is.3, pp.. 300-308
5. University of Aalborg in Esbjerg (Denmark) - multidimensional monitoring of biotechnological media using the ET
Reference: A. Legin, D. Kirsanov, A. Rudnitskaya, J.J.L. Iversen, B. Seleznev, K. H. Esbensen, J. Mortensen,
L. P. Houmoller, Yu. Vlasov, Multicomponent analysis of fermentation growth media using the
electronic tongue (ET), Talanta, 2004, V.64, pp.766-772
6. University of Aveiro (Portugal) - evaluation of quality of cork; application of the ET to the assessment of wines
Reference: A. Rudnitskaya, I. Delgadillo, S. M. Rocha, A-M. Costa,, A. Legin, Quality evaluation of cork
from Quercus suber l. by the electronic tongue, Analytica Chimica Acta, 2006, v.563, iss.1&2, p.315-318
7. Agricultural University (Russia) - multidimensional evaluation of meat and liver quality
from pigs and cows by the ET
Reference: A. Legin, A. Rudnitskaya, B. Seleznev, Yu. Vlasov, V. Velikzhanin, Electronic tongue for recognition
of flesh food, in Artificial Chemical Sensing: Olfaction and the Electronic Nose (ISOEN 2001),
Sensor Division, (Eds. J.R. Stetter and W.R. Penrose), The Electrochemical Society Inc. USA,
Proceedings Volume 2001-15, ISBN 1-56677-321-0, (2001)
8. University of Taegu (South Korea) - development of sensors and sensor systems for evaluation of different foodstuffs
Reference: L. Lvova, S. S. Kim, A. Legin, Yu. Vlasov, G. S. Chaa , H. Nam, All-solid-state electronic tongue
and its application for beverage analysis, Analytica Chimica Acta, 2002, Vol. 468 Iss. 2, pp 303-314
9. Catholic University of Leuven (Belgium) - assessment of fruits and vegetables by the ET and various
other analytical methods
Reference: A. Rudnitskaya, D. Kirsanov, A. Legin, K. Beullens, J. Lammertyn, B. M. Nicolai, J. Irudayaraj,
Analysis of apples varieties - comparison of Electronic Tongue with different analytical techniques,
Sensors and Actuators B, 2006, V. 116, N1-2, p.23-28
ElectronicTongue.com
