Zobrazeno 1 - 10
of 235
pro vyhledávání: '"KURT KALCHER"'
Publikováno v:
ACS Measurement Science Au, Vol 4, Iss 4, Pp 432-441 (2024)
Externí odkaz:
https://doaj.org/article/93af2eace4f14a29b82d86c494e9d081
Autor:
Tahir Arbneshi, Arbër Frangu, Michaela Frühbauerová, Libor Červenka, Liridon Berisha, Kurt Kalcher, Milan Sýs
Publikováno v:
Food Technology and Biotechnology, Vol 59, Iss 2, Pp 194-200 (2021)
Research background. The objective of this paper is to introduce an instrumentally simple analytical tool for determination of cocoa solid content in chocolates. This electroanalytical method is based on amperometric oxidation of all present antioxid
Externí odkaz:
https://doaj.org/article/d6a46a399abd4a23bb5022af1892a5a2
Autor:
Dang Giang Chau Nguyen, Thi Lan Anh Tran, Thi Thanh Lam Tran, Thi My Duyen Ngo, Thai Long Hoang, Van Hop Nguyen, Kurt Kalcher
Publikováno v:
Vietnam Journal of Science, Technology and Engineering, Vol 63, Iss 3 (2022)
Pesticide dissipation on foods like vegetables, fruits, and cereals is one of the most concerning aspects in pesticide toxicology as it involves risks to human health and food safety. In light if this, a laboratory-scale study was conducted for two s
Externí odkaz:
https://doaj.org/article/c1864ae7425e43a2b545a62d5c4231e1
Autor:
Paithoon Prasertying, Matinee Yamkesorn, Kaweekarn Chimsaard, Nichanan Thepsuparungsikul, Sumonmarn Chaneam, Kurt Kalcher, Rasamee Chaisuksant
Publikováno v:
Journal of Science: Advanced Materials and Devices, Vol 5, Iss 3, Pp 330-336 (2020)
A manganese oxides mediator was electrodeposited onto a low-cost pencil graphite electrode (PE) from an easily available and affordable potassium permanganate precursor. The modified manganese oxides coated PE (MnOxides/PE) was previously utilized as
Externí odkaz:
https://doaj.org/article/527ee48bada14150bb9c4f8b143bcba5
Publikováno v:
Sensors, Vol 21, Iss 24, p 8301 (2021)
Four different graphene-based nanomaterials (htGO, N-htGO, htGONR, and N-htGONR) were synthesized, characterized, and used as a modifier of carbon paste electrode (CPE) in order to produce a reliable, precise, and highly sensitive non-enzymatic amper
Externí odkaz:
https://doaj.org/article/0ea4d546ab714c0a96e8a69b3a5d9d35
Publikováno v:
Acta Chimica Slovenica, Vol 63, Iss 2, Pp 220-226 (2016)
This work presents the electrochemical behavior of levodopa (L-DOPA), at boron-doped diamond (BDD) electrodes, using cycling voltammetry (CV), in Britton-Robinson (BR) buffer solution, and application of the proposed electrode for the determination o
Externí odkaz:
https://doaj.org/article/27174705b11d48acb8329a94fda3be9e
Publikováno v:
Journal of Electrochemical Science and Engineering, Vol 3, Iss 1, Pp 1-9 (2013)
Many antioxidants can be electrochemically oxidized using graphite-based electrodes; nevertheless problems arise due to the strong adsorption of redox species at the sensing area. We have demonstrated that boron doped diamond (BDD) electrodes do not
Externí odkaz:
https://doaj.org/article/71dcabbec57e4307836a45f8cfd8b33c
Publikováno v:
Journal of Electrochemical Science and Engineering, Vol 2, Iss 4, Pp 199-210 (2012)
Rhenium(IV)-oxide, ReO2, was used as a mediator for carbon paste (CPE) and screen printed carbon (SPCE) electrodes for the catalytic amperometric determination of hydro-gen peroxide, whose overpotential for the reduction could be lowered to -0.1 V vs
Externí odkaz:
https://doaj.org/article/1231709dbdfe4fdb92aee7f30e948d83
Publikováno v:
Biomolecules & Biomedicine, Vol 7, Iss 4 (2007)
The aim of this study was to investigate the antioxidant capacity (AC) in the lipophilic fraction of postmortem motorcortex (MC), nucleus caudatus (NC) and gyrus temporalis (GT) from controls (C) and Alzheimer’s disease (AD) patients. The initial s
Externí odkaz:
https://doaj.org/article/69af289893c24d4a8dc7411abbecf46e
Autor:
Sarakhman, Olha, Wenninger, Nadine, Rogala, Anita, Švorc, Ľubomír, Kurt Kalcher, Ortner, Astrid
Publikováno v:
In Talanta 1 August 2023 260