Duties
Organic environmental analysis, especially per- and polyfluorinated alkyl compounds (PFAS), hormones, and oil analysis. Water, soil, biological, and air samples.
Subject area
Research and expertise
SUMMARY
- 20+ years of basic/applied research and R&D experience from industry, national and international research institutes and universities. 15 years of experience in chemical & biotech (medical device) industry.
- International work experience from multiple EU member states (Finland, Germany, Italy and Spain) and the USA.
ANALYTICAL and SCIENTIFIC EXPERIENCE
- Analytical Chemistry expert (25+ years) with emphasis on organic analytical chemistry (LC, MS, SEC, GC, UV, RI, IMS, ELSD), Sample preparation (LLE, SPE), method development, validation and QC procedure development.
- LC-MS and LC-MSMS specialist (especially triple quadrupole and Orbitrap) with strong hands-on emphasis. Mostly small molecule, with some large molecule experience.
- Experience in applying mass spectrometric techniques in environmental sector, biomedical/medical device and oil industry, especially in quantitative analytics, impurity and extractables & leachables analysis, instrument and ion source development, ion-molecule reaction research and atmospheric trace gas measurements.
- Expertise in science and technology related to ion sources, ionization at atmospheric and low pressure, gas phase ion-molecule reactions, In-situ, on-line gas-phase analysis.
QUALITY MANAGEMENT SYSTEMS EXPERIENCE and SKILLS
- Significant experience working with mass spectrometry based medical devices (9 years).
- Design transfer, Verification & Validation, R&D and project co-ordination of FDA/EU approved small and large molecule MSMS and LC-MSMS IVD medical devices, MSMS reagent kit products for screening and clinical diagnostics.
PEER REVIEWED PUBLICATIONS (from the newest to the oldest)
- Romanczyk, M., Zhang, Y., Easton, M., Li, W., Viidanoja, J., Kenttämaa, H., Distinguishing Isomeric Aromatic Radical Cations by Using Energy-Resolved Ion Trap and Medium Energy Collision-Activated Dissociation Mass Spectrometry, J. Am. Soc. Mass Spectrom. 31 (2020), 1, 58–65.
- Manheim, J., Zhang, Y., Viidanoja, J., Kenttämaa H., An Automated Method for Chemical Composition Analysis of Lubricant Base Oils by Using Atmospheric Pressure Chemical Ionization Mass Spectrometry, J. Am. Soc. Mass Spectrom. 30 (2019) 10, 2014–2021.
- Viidanoja, J., Quantification of short chain amines in aqueous matrices using liquid chromatography electrospray ionization tandem mass spectrometry, J. Chromatogr. A 1480 (2017) 106–111.
- Chunfen, J., Viidanoja, J., Determination of glycerol in oils and fats using liquid chromatography chloride attachment electrospray ionization mass spectrometry, J. Chromatogr. B 1041 (2017) 94–97.
- Chunfen, J., Viidanoja, J., Li, M., Zhang, Y., Ikonen, E., Root, A., Romanczyk, M., Manheim, J., Dziekonski, E., Kenttämaa, H.I., Comparison of Atmospheric Pressure Chemical Ionization and Field Ionization Mass Spectrometry for the Analysis of Large Saturated Hydrocarbons, Anal Chem 88 (2016) 10592–10598.
- Viidanoja J., Analysis of phospholipids in bio-oils and fats by hydrophilic interaction liquid chromatography–tandem mass spectrometry, J. Chromatogr. B 1001 (2015) 140–149
- Viidanoja J., Determination of short chain carboxylic acids in vegetable oils and fats using ion exclusion chromatography electrospray ionization mass spectrometry, J. Chromatogr. A 1383 (2015) 96–103.
- Laakia, J., Pedersen, CS., Adamov, A., Viidanoja, J., Sysoev, A., Kotiaho, T., Sterically hindered phenols in negative ion mobility spectrometry–mass spectrometry, Rapid Commun. Mass Spectrom. 23 (2009) 3069-3076
- Gomez Alvarez, E., Borras, E., Viidanoja, J., Hjorth, J., Unsaturated dicarbonyl products from the OH-initiated photo-oxidation of furan, 2-methylfuran and 3-methylfuran, Atmospheric Environment 43 (2009) 1603–1612
- Gomez Alvarez, E., Viidanoja, J., Munoz, A., Wirtz, K., Hjorth, J., Experimental confirmation of the dicarbonyl route in the photo-oxidation of toluene and benzene, Environ. Sci. Technol. 41 (2007) 8362-8369
- Adamov, A., Viidanoja, J., Kärpänoja, E., Paakkanen, H., Ketola R.A., Kostiainen, R., Sysoev, A., Kotiaho, T., Interfacing an aspiration ion mobility spectrometer to a triple quadrupole mass spectrometer, Review of Scientific Instruments. 78 (2007) 044101
- Virkkula, A., Teinilä, K., Hillamo, R., Kerminen, V.-M., Saarikoski, S., Aurela, M., Viidanoja, J., Paatero, J., Koponen, I. K., and Kulmala, M.: Chemical composition of boundary layer aerosol over the Atlantic Ocean and at an Antarctic site, Atmos. Chem. Phys., 6, 3407–3421, https://doi.org/10.5194/acp-6-3407-2006, 2006
- Viidanoja, J., Sysoev, A., Adamov, A., Kotiaho, T., Tetraalkylammonium Halides, Chemical standards for Positive Electrospray Ionization Ion Mobility Spectrometry / Mass Spectrometry, Rapid Commun. Mass Spectrom. 19 (2005) 3051-3055
- Castro, P. M., Lahtinen, P., Axenov, K., Viidanoja, J., Kotiaho, T., Leskela, M., Repo, T., Activation of 2,6-Bis(imino)pyridine Iron(II) Chloride Complexes by Methylaluminoxane: An Electrospray Ionization Tandem Mass Spectrometry Investigation, Organometallics 24 (2005) 3664-3670
- D'Anna, B., Wisthaler, A., Andreasen, O., Hansel, A., Hjorth, J., Jensen, N. R., Nielsen, C. J., Stenstrom, Y., Viidanoja, J., Atmospheric Chemistry of C3-C6 Cycloalkanecarbaldehydes, J. Phys. Chem. A.109 (2005), 5104-5118
- Sysoev, A., Adamov, A., Viidanoja, J., Ketola, R.A., Kostiainen, R., Kotiaho, T., Development of Atmospheric Pressure Ionization – Ion Mobility Spectrometer / Mass Spectrometer for fast screening analysis, Rapid Commun. Mass Spectrom. 18 (2004) 3131-3139
- Viidanoja, J., Sillanpää, M., Laakia, J., Kerminen, V-M., Hillamo, R., Aarnio, P., Koskentalo, T. Organic and black carbon in PM2.5 and PM10: 1 year of data from an urban site in Helsinki, Finland, Atmos. Environ. 36 (2002) 3183-3193
- Viidanoja, J., Kerminen, V-M., Hillamo, R. Measuring the size distribution of atmospheric organic and black carbon using impactor sampling coupled with thermal carbon analysis: Method development and uncertainties, Aerosol. Sci. Technol. 36 (2002) 607-616
- Viidanoja, J., Reiner, T., Grimm, F., Kiendler, A., Arnold, F., Laboratory investigations of negative ion molecule reactions of propionic, butyric, glyoxylic, pyruvic and pinonic acids, Int. J. Mass. Spectrom. 194 (2000) 53-68
- Viidanoja, J., Reiner, T., Arnold, F. Laboratory investigations of negative ion molecule reactions of formic and acetic acids: Implications for atmospheric measurements by ion molecule reaction mass spectrometry, Int. J. Mass Spectrom. 181 (1998) 31-41