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Karen Wohnrath
Karen Wohnrath
Departamento de Química, Universidade Estadual de Ponta Grossa
Verified email at uepg.br
Title
Cited by
Cited by
Year
Artificial taste sensor: efficient combination of sensors made from Langmuir− Blodgett films of conducting polymers and a ruthenium complex and self-assembled films of an …
A Riul, DS Dos Santos, K Wohnrath, R Di Tommazo, ACPLF Carvalho, ...
Langmuir 18 (1), 239-245, 2002
2492002
High-performance taste sensor made from Langmuir− Blodgett films of conducting polymers and a ruthenium complex
M Ferreira, A Riul, K Wohnrath, FJ Fonseca, ON Oliveira, LHC Mattoso
Analytical Chemistry 75 (4), 953-955, 2003
1102003
Langmuir–Blodgett films from polyaniline/ruthenium complexes as modified electrodes for detection of dopamine
M Ferreira, LR Dinelli, K Wohnrath, AA Batista, ON Oliveira Jr
Thin Solid Films 446 (2), 301-306, 2004
812004
Synthesis and Characterization of [RuCl3(P-P)(H2O)] Complexes; P-P = Achiral or Chiral, Chelating Ditertiary Phosphine Ligands
LR Dinelli, AA Batista, K Wohnrath, MP de Araujo, SL Queiroz, ...
Inorganic Chemistry 38 (23), 5341-5345, 1999
811999
A sensitive label-free impedimetric DNA biosensor based on silsesquioxane-functionalized gold nanoparticles for Zika Virus detection
M Steinmetz, D Lima, AG Viana, ST Fujiwara, CA Pessôa, RM Etto, ...
Biosensors and Bioelectronics 141, 111351, 2019
722019
Preparation, characterization and taste sensing properties of Langmuir–Blodgett Films from mixtures of polyaniline and a ruthenium complex
M Ferreira, CJL Constantino, A Riul Jr, K Wohnrath, RF Aroca, ...
Polymer 44 (15), 4205-4211, 2003
512003
Glucose biosensor based on the highly efficient immobilization of glucose oxidase on layer-by-layer films of silsesquioxane polyelectrolyte
CG de Jesus, D Lima, V dos Santos, K Wohnrath, CA Pessôa
Sensors and Actuators B: Chemical 186, 44-51, 2013
482013
The influence of organization of LbL films containing a silsesquioxane polymer on the electrochemical response of dopamine
CS Santos, RT Ferreira, CMF Calixto, JL Rufino, JR Garcia, ST Fujiwara, ...
Journal of Applied Electrochemistry 44, 1047-1058, 2014
372014
Synthesis and characterization of the mer-[RuCl3 (NO)(dppb)] isomer. X-ray structures of fac-[RuCl3 (NO)(dppm)], cis-[RuCl2 (dppm) 2] and mer-[RuCl3 (NO)(dppb)][dppm= 1, 2-bis …
AA Batista, C Pereira, K Wohnrath, SL Queiroz, RHA Santos, ...
Polyhedron 18 (15), 2079-2083, 1999
371999
Silsesquioxane as a new building block material for modified electrodes fabrication and application as neurotransmitters sensors
CG de Jesus, V dos Santos, CD Canestraro, V Zucolotto, ST Fujiwara, ...
Journal of nanoscience and nanotechnology 11 (4), 3499-3508, 2011
352011
Amphiphilic porphyrin-cardanol derivatives in Langmuir and Langmuir–Blodgett films applied for sensing
B Sandrino, C da Silva Clemente, TMBF Oliveira, FWP Ribeiro, ...
Colloids and Surfaces A: Physicochemical and Engineering Aspects 425, 68-75, 2013
332013
Label-free impedimetric immunosensor based on arginine-functionalized gold nanoparticles for detection of DHEAS, a biomarker of pediatric adrenocortical carcinoma
D Lima, J Inaba, LC Lopes, GN Calaça, P Los Weinert, RL Fogaça, ...
Biosensors and Bioelectronics 133, 86-93, 2019
312019
Simultaneous determination of sulfamethoxazole and trimethoprim in pharmaceutical formulations by square wave voltammetry
GN Calaça, CA Pessoa, K Wohnrath, N Nagata
Int J Pharm Pharm Sci 6, 438-442, 2014
312014
Platinum nanoparticles incorporated in silsesquioxane for use in LbL films for the simultaneous detection of dopamine and ascorbic acid
V Dos Santos, CG de Jesus, M Dos Santos, CD Canestraro, V Zucolotto, ...
Journal of Nanoparticle Research 14, 1-11, 2012
302012
Electrosynthesis of binuclear ruthenium complexes from [RuCl 3 (dppb)(L)] precursors [L= pyridine, 4-methylpyridine or dimethyl sulfoxide; dppb= 1, 4-bis (diphenylphosphino …
K Wohnrath, MP de Araujo, LR Dinelli, AA Batista, I de Sousa Moreira, ...
Journal of the Chemical Society, Dalton Transactions, 3383-3386, 2000
272000
Electroanalytical Performance of (SiPy+Cl/CuTsPc)5 LbL Film for Detecting Promethazine Hydrochloride
CG De Jesus, CM Sampaio Forte, K Wohnrath, C Andrade Pessôa, ...
Electroanalysis 23 (8), 1814-1820, 2011
262011
Spectroscopic and Electrochemical Characterization of Polyaniline and a Ruthenium Complex, mer-[RuCl3(dppb)(py)], in the Form of Langmuir−Blodgett Films
M Ferreira, K Wohnrath, RM Torresi, Constantino, RF Aroca, ON Oliveira, ...
Langmuir 18 (2), 540-546, 2002
262002
Morphological characterization of Langmuir–Blodgett films from polyaniline and a ruthenium complex (Rupy): influence of the relative concentration of Rupy
NC de Souza, M Ferreira, K Wohnrath, JR Silva, ON Oliveira, ...
Nanotechnology 18 (7), 075713, 2007
232007
Interactions at the molecular level between biphosphine ruthenium complexes and stearic acid in Langmuir and Langmuir− Blodgett films
M Ferreira, K Wohnrath, A Riul, JA Giacometti, ON Oliveira
The Journal of Physical Chemistry B 106 (29), 7272-7277, 2002
232002
Physico-chemical parameter correlations in the [RuCl2 (CO)(L)(PPh3) 2] complexes (L= N-heterocycles)
K Wohnrath, AA Batista, AG Ferreira, J Zukerman-Schpector, ...
Polyhedron 17 (11-12), 2013-2020, 1998
231998
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