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ResearcherID: F-5150-2014
Scopus Author ID: 6701661625

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Solvent effect on crown ether complexation of Na+, Cs+ and Sr2+ions investigated by ion transfer voltammetry at a polarized water/organic solvent interface

Journal of Electroanalytical Chemistry
2025-06 | Journal article
DOI: 10.1016/j.jelechem.2025.119115
Part of ISSN: 1572-6657
Contributors: Jan Langmaier; Antonín Trojánek; Zdeněk Samec
Source: Self-asserted source
Jan Langmaier

Effect of water solubility in organic solvents on the standard Gibbs energy of ion transfer across a water/organic solvent interface

Electrochimica Acta
2023-05 | Journal article
DOI: 10.1016/j.electacta.2023.142222
Part of ISSN: 0013-4686
Contributors: Antonín Trojánek; Vladimír Mareček; Jan Langmaier; Zdeněk Samec
Source: Self-asserted source
Jan Langmaier

Ion transfer voltammetric and LC/MS investigations of the oxidative degradation process of fentanyl and some of its structural analogs

Electrochimica Acta
2023-02 | Journal article
DOI: 10.1016/j.electacta.2023.141848
Part of ISSN: 0013-4686
Contributors: Jan Langmaier; Jana Skopalová; Monika Zajacová Cechová; Tereza Kahánková; Radek Jerga; Petr Barták; Zdeněk Samec; Tomáš Navrátil
Source: Self-asserted source
Jan Langmaier

Electroanalysis of Fentanyl and Its New Analogs: A Review

Biosensors
2022-01-05 | Journal article
DOI: 10.3390/bios12010026
Contributors: Marta Katarzyna Choińska; Ivana Šestáková; Vojtěch Hrdlička; Jana Skopalová; Jan Langmaier; Vítězslav Maier; Tomáš Navrátil
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Voltammetry of Several Natural and Synthetic Opioids at a Polarized Ionic Liquid Membrane

ChemElectroChem
2021 | Journal article
DOI: 10.1002/celc.202100701
EID:

2-s2.0-85110490589

Part of ISSN: 21960216
Contributors: Langmaier, J.; Maier, V.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier

Screen-printed amalgam electrodes

Sensors and Actuators B: Chemical
2021-11 | Journal article
DOI: 10.1016/j.snb.2021.130583
Contributors: Bohdan Josypčuk; Jan Langmaier; Sofiia Tvorynska
Source: check_circle
Crossref

Wall-jet ion sensor based on ion transfer processes at a polarized room-temperature ionic liquid membrane

Journal of Electroanalytical Chemistry
2020-03 | Journal article
DOI: 10.1016/j.jelechem.2020.113948
Contributors: Jan Langmaier; Bohdan Josypčuk; Zdeněk Samec
Source: check_circle
Crossref
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Doxorubicin determination using two novel voltammetric approaches: A comparative study

Electrochimica Acta
2020-01 | Journal article
DOI: 10.1016/j.electacta.2019.135180
Part of ISSN: 0013-4686
Source: Self-asserted source
Jan Langmaier
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Detection of antimuscarinic agents tolterodine and fesoterodine and their metabolite 5-hydroxymethyl tolterodine by ion transfer voltammetry at a polarized room-temperature ionic liquid membrane

Electrochimica Acta
2019 | Journal article
DOI: 10.1016/j.electacta.2019.02.086
WOSUID:

WOS:000461909000006
Contributors: Langmaier, Jan; Skopalova, Jana; Navratil, Tomas; Samec, Zdenek
Source: Self-asserted source
Jan Langmaier via ResearcherID
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Lipophilicity of acetylcholine and related ions examined by ion transfer voltammetry at a polarized room-temperature ionic liquid membrane

Journal of Electroanalytical Chemistry
2018 | Journal article
DOI: 10.1016/j.jelechem.2018.03.019
WOSUID:

WOS:000431158000024
Contributors: Langmaier, Jan; Zalis, Stanislav; Samec, Zdenek
Source: Self-asserted source
Jan Langmaier via ResearcherID
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Extreme Basicity of Biguanide Drugs in Aqueous Solutions: Ion Transfer Voltammetry and DFT Calculations

Journal of Physical Chemistry A
2016 | Journal article
DOI: 10.1021/acs.jpca.6b04786
EID:

2-s2.0-84988708744
Contributors: Langmaier, J.; Pižl, M.; Samec, Z.; Záliš, S.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier

Voltammetric and capillary electrophoretic study of scavenger kinetics of methylglyoxal by antidiabetic biguanide drugs

Journal of Electroanalytical Chemistry
2016 | Journal article
DOI: 10.1016/j.jelechem.2016.07.025
EID:

2-s2.0-84979730129
Contributors: Langmaier, J.; Samec, Z.; Samcová, E.; Tůma, P.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier

Correlation between the standard Gibbs energies of an anion transfer from water to highly hydrophobic ionic liquids and to 1,2-dichloroethane

2014 | Journal article
DOI: 10.1016/j.jelechem.2013.12.032
EID:

2-s2.0-84892966229
Contributors: Langmaier, J.; Samec, Z.; Samcová, E.; Tůma, P.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Inhibitory effect of water on the oxygen reduction catalyzed by cobalt(II) tetraphenylporphyrin

2014 | Journal article
DOI: 10.1021/jp500057x
EID:

2-s2.0-84897897702
Contributors: Trojánek, A.; Langmaier, J.; Kvapilová, H.; Záliš, S.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
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A comparative study of the redox and excited state properties of (nBu <inf>4</inf>N)<inf>2</inf>[Mo<inf>6</inf>X<inf>14</inf>] and (nBu <inf>4</inf>N)<inf>2</inf>[Mo<inf>6</inf>X<inf>8</inf>(CF<inf>3</inf>COO) <inf>6</inf>] (X = Cl, Br, or I)

Dalton Transactions
2013 | Journal article
DOI: 10.1039/c3dt32863e
EID:

2-s2.0-84876929197
Contributors: Kirakci, K.; Kubát, P.; Langmaier, J.; Polívka, T.; Fuciman, M.; Fejfarová, K.; Lang, K.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
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Mechanistic model of the oxygen reduction catalyzed by a metal-free porphyrin in one- and two-phase liquid systems

2013 | Journal article
DOI: 10.1016/j.electacta.2012.12.100
EID:

2-s2.0-84888289053
Contributors: Trojánek, A.; Langmaier, J.; Záliš, S.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Origin of the correlation between the standard Gibbs energies of ion transfer from water to a hydrophobic ionic liquid and to a molecular solvent

2013 | Journal article
DOI: 10.1016/j.electacta.2012.09.110
EID:

2-s2.0-84870197092
Contributors: Langmaier, J.; Záliš, S.; Samec, Z.; Bovtun, V.; Kempa, M.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Competitive inhibition of a metal-free porphyrin oxygen-reduction catalyst by water

2012 | Journal article
DOI: 10.1039/c2cc31082a
EID:

2-s2.0-84859142735
Contributors: Trojánek, A.; Langmaier, J.; Záliš, S.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Thermodynamic driving force effects in the oxygen reduction catalyzed by a metal-free porphyrin

2012 | Journal article
DOI: 10.1016/j.electacta.2012.03.129
EID:

2-s2.0-84866354587
Contributors: Trojánek, A.; Langmaier, J.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Transfer of heparin polyion across a polarized water/ionic liquid membrane interface

2012 | Journal article
DOI: 10.1016/j.elecom.2012.08.007
EID:

2-s2.0-84865498853
Contributors: Langmaier, J.; Samec, Z.; Samcová, E.; Tůma, P.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Charge transfer in porphyrin-calixarene complexes: Ultrafast kinetics, cyclic voltammetry, and DFT calculations

2011 | Journal article
DOI: 10.1039/c0cp01726d
EID:

2-s2.0-84855538198
Contributors: Kubát, P.; Šebera, J.; Záliš, S.; Langmaier, J.; Fuciman, M.; Polívka, T.; Lang, K.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Electrochemical quantification of 2,6-diisopropylphenol (propofol)

2011 | Journal article
DOI: 10.1016/j.aca.2011.08.003
EID:

2-s2.0-80052546333
Contributors: Langmaier, J.; Garay, F.; Kivlehan, F.; Chaum, E.; Lindner, E.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Fine tuning of the catalytic effect of a metal-free porphyrin on the homogeneous oxygen reduction

2011 | Journal article
DOI: 10.1039/c1cc11075f
EID:

2-s2.0-79955148664
Contributors: Trojánek, A.; Langmaier, J.; Ebera, J.; Záli, S.; Barbe, J.-M.; Girault, H.H.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
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Thermodynamic aspects of the electron transfer across the interface between water and a hydrophobic redox-active ionic liquid

2011 | Journal article
DOI: 10.1016/j.electacta.2011.10.003
EID:

2-s2.0-81855204926
Contributors: Langmaier, J.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Electron transfer across the polarized interface between water and a hydrophobic redox-active ionic liquid

2010 | Journal article
DOI: 10.1016/j.elecom.2010.07.013
EID:

2-s2.0-77958026593
Contributors: Langmaier, J.; Trojánek, A.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Amperometric Ion-selective electrode for alkali metal cations based on a room-temperature ionic liquid membrane

2009 | Journal article
DOI: 10.1002/elan.200904623
EID:

2-s2.0-70349484280
Contributors: Langmaier, J.; Trojánek, A.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Charge-transfer processes at the interface between hydrophobic ionic liquid and water

2009 | Journal article
DOI: 10.1351/PAC-CON-08-08-36
EID:

2-s2.0-69949112788
Contributors: Samec, Z.; Langmaier, J.; Kakiuchi, T.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Current-polarized ion-selective membranes: The influence of plasticizer and lipophilic background electrolyte on concentration profiles, resistance, and voltage transients

2009 | Journal article
DOI: 10.1016/j.snb.2008.12.047
EID:

2-s2.0-70349550202
Contributors: Zook, J.M.; Langmaier, J.; Lindner, E.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Electrochemical evidence of catalysis of oxygen reduction at the polarized liquid-liquid interface by tetraphenylporphyrin monoacid and diacid

2009 | Journal article
DOI: 10.1016/j.elecom.2009.08.022
EID:

2-s2.0-70349751971
Contributors: Trojánek, A.; Langmaier, J.; Su, B.; Girault, H.H.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Voltammetry of ion transfer across a polarized room-temperature ionic liquid membrane facilitated by valinomycin: Theoretical aspects and application

2009 | Journal article
DOI: 10.1021/ac9008258
EID:

2-s2.0-68049083697
Contributors: Langmaier, J.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
Preferred source (of 2)‎

Mathematical model of current-polarized ionophore-based ion-selective membranes

2008 | Journal article
DOI: 10.1021/jp074612i
EID:

2-s2.0-39849087111
Contributors: Zook, J.M.; Buck, R.P.; Langmaier, J.; Lindner, E.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Use of the 1,1′-dimethylferrocene oxidation process for the calibration of the reference electrode potential in organic solvents immiscible with water

2008 | Journal article
DOI: 10.1016/j.jelechem.2008.01.001
EID:

2-s2.0-43049160685
Contributors: Langmaier, J.; Trojánek, A.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
Preferred source (of 2)‎

Counterion binding to protamine polyion at a polarised liquid-liquid interface

2007 | Journal article
DOI: 10.1016/j.jelechem.2007.02.006
EID:

2-s2.0-34247175403
Contributors: Trojánek, A.; Langmaier, J.; Samcová, E.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Cyclic voltammetry of ion transfer across a room temperature ionic liquid membrane supported by a microporous filter

2007 | Journal article
DOI: 10.1016/j.elecom.2007.08.014
EID:

2-s2.0-34548684376
Contributors: Langmaier, J.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
Preferred source (of 2)‎

Potentiometric sensor for heparin polyion: Transient behavior and response mechanism

2007 | Journal article
DOI: 10.1021/ac062060e
EID:

2-s2.0-34247157785
Contributors: Langmaier, J.; Samcová, E.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Random nucleation and growth of Pt nanoparticles at a polarized liquid-liquid interface

Abstracts of Papers of the American Chemical Society
2007 | Journal article
Part of ISSN: 0065-7727
Contributors: Samec, Zdenek; Trojanek, Antonin; Langmaier, Jan
Source: Self-asserted source
Jan Langmaier via ResearcherID

Random nucleation and growth of Pt nanoparticles at the polarised interface between two immiscible electrolyte solutions

2007 | Journal article
DOI: 10.1016/j.jelechem.2005.12.004
EID:

2-s2.0-33845928267
Contributors: Trojánek, A.; Langmaier, J.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Amperometric sensor for heparin: Sensing mechanism and application in human blood plasma analysis

2006 | Journal article
DOI: 10.1002/elan.200603533
EID:

2-s2.0-33746639729
Contributors: Langmaier, J.; Olšák, J.; Samcová, E.; Samec, Z.; Trojánek, A.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
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Amperometry of heparin polyion using a rotating disk electrode coated with a plasticized PVC membrane

2006 | Journal article
DOI: 10.1002/elan.200503381
EID:

2-s2.0-31544460371
Contributors: Langmaier, J.; Olšák, J.; Samcová, E.; Samec, Z.; Trojánek, A.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
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Electrocatalysis of the oxygen reduction at a polarised interface between two immiscible electrolyte solutions by electrochemically generated Pt particles

2006 | Journal article
DOI: 10.1016/j.elecom.2006.01.004
EID:

2-s2.0-33344455604
Contributors: Trojánek, A.; Langmaier, J.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
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How to assess the limits of ion-selective electrodes: Method for the determination of the ultimate span, response range, and selectivity coefficients of neutral carrier-based cation selective electrodes

2006 | Journal article
DOI: 10.1021/ac050614s
EID:

2-s2.0-32544458204
Contributors: Bereczki, R.; Takács, B.; Langmaier, J.; Neely, M.; Gyurcsányi, R.E.; Tóth, K.; Nagy, G.; Lindner, E.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
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Simple, single step potential difference measurement for the determination of the ultimate detection limit of ion selective electrodes

2006 | Journal article
DOI: 10.1002/elan.200603521
EID:

2-s2.0-33746610280
Contributors: Bereczki, R.; Takács, B.; Gyurcsányi, R.E.; Tóth, K.; Nagy, G.; Langmaier, J.; Lindner, E.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Detrimental changes in the composition of hydrogen ion-selective electrode and optode membranes

2005 | Journal article
DOI: 10.1016/j.aca.2005.04.011
EID:

2-s2.0-20444410814
Contributors: Langmaier, J.; Lindner, E.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Determination of urinary 8-hydroxy-2′-deoxyguanosine in obese patients by HPLC with electrochemical detection

2004 | Journal article
DOI: 10.1016/j.aca.2004.04.018
EID:

2-s2.0-3042662806
Contributors: Samcová, E.; Marhol, P.; Opekar, F.; Langmaier, J.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Origin of difference between one-electron redox potentials of guanosine and guanine: Electrochemical and quantum chemical study

Journal of Physical Chemistry B
2004 | Journal article
DOI: 10.1021/jp0481207
Part of ISSN: 1520-6106
Contributors: Langmaier, J; Samec, Z; Samcova, E; Hobza, P; Reha, D
Source: Self-asserted source
Jan Langmaier via ResearcherID

Cyclic voltammetry of biopolymer heparin at PVC plasticized liquid membrane

2003 | Journal article
DOI: 10.1016/j.elecom.2003.08.009
EID:

2-s2.0-10744229074
Contributors: Samec, Z.; Trojánek, A.; Langmaier, J.; Samcová, E.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Electrochemical Oxidation of 8-Oxo-2′-Deoxyguanosine on Glassy Carbon, Gold, Platinum and Tin(IV) Oxide Electrodes

2003 | Journal article
EID:

2-s2.0-1242308430
Contributors: Langmaier, J.; Samec, Z.; Samcová, E.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier

A junction-free copper reference electrode for electrochemical measurements in o-nitrophenyl octyl ether

2002 | Journal article
DOI: 10.1016/S0022-0728(02)00847-1
EID:

2-s2.0-0037076737
Contributors: Langmaier, J.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
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Charge transfer resistance and differential capacity of the plasticized PVC membrane | water interface

2002 | Journal article
DOI: 10.1016/S0022-0728(02)00655-1
EID:

2-s2.0-0037040331
Contributors: Langmaier, J.; Stejskalová, K.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
grade
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Evaluation of the standard ion transfer potentials for PVC plasticized membranes from voltammetric measurements

2001 | Journal article
DOI: 10.1016/S0022-0728(00)00337-5
EID:

2-s2.0-0035910252
Contributors: Langmaier, J.; Stejskalová, K.; Samec, Z.
Source: Self-asserted source
Jan Langmaier via Scopus - Elsevier
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Review activity for Monatshefte für Chemie. (2)
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