Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Bogdan Ionut Cozar"'
Autor:
Florina Pogacean, Codruta Varodi, Maria Coros, Irina Kacso, Teodora Radu, Bogdan Ionut Cozar, Valentin Mirel, Stela Pruneanu
Publikováno v:
Biosensors, Vol 11, Iss 2, p 36 (2021)
A graphene sample (EGr) was prepared by electrochemical exfoliation of graphite rods in solution containing 0.05 M (NH4)2SO4 + 0.1 M H3BO3 + 0.05 M NaCl. The exfoliation was performed by applying a constant voltage (12 V) between the graphite rods, w
Externí odkaz:
https://doaj.org/article/1665bfd50cbd4e889cfd5fb1e883cf15
Autor:
Stela-Maria Pruneanu, Codruța Varodi, Raluca Ioana Ștefan-van Staden, Florina Pogacean, Maria Coroș, Teodora Radu, Alexandra Ciorîță, Cristian Leoștean, Ovidiu Pana, Bogdan Ionut Cozar
Publikováno v:
Chemosensors, Vol 9, Iss 146, p 146 (2021)
Chemosensors
Volume 9
Issue 6
Chemosensors
Volume 9
Issue 6
Two graphene samples co-doped with nitrogen and sulfur were synthesized by the hydrothermal method using thiourea as doping and reducing agent for graphene oxide (GO). An appropriate amount of thiourea was added to the aqueous dispersion of GO, previ
Publikováno v:
LWT. 109:422-428
1H NMR spectroscopy was applied for the classification of a wine set, according to geographical origin and variety. The originality of the proposed approach consisted in a single uniform pH adjustment to all wine samples, in order to reduce the pH va
Autor:
Teodora Radu, Florina Pogacean, Irina Kacso, Maria Coros, Bogdan Ionut Cozar, Codruta Varodi, Stela Pruneanu, Valentin Mirel
Publikováno v:
Biosensors
Biosensors, Vol 11, Iss 36, p 36 (2021)
Volume 11
Issue 2
Biosensors, Vol 11, Iss 36, p 36 (2021)
Volume 11
Issue 2
A graphene sample (EGr) was prepared by electrochemical exfoliation of graphite rods in solution containing 0.05 M (NH4)2SO4 + 0.1 M H3BO3 + 0.05 M NaCl. The exfoliation was performed by applying a constant voltage (12 V) between the graphite rods, w
Publikováno v:
Food Control. 92:30-36
The wine discrimination potential of surface-enhanced Raman scattering (SERS) technique is reported. For this purpose, a set of 30 wines from three Romanian regions (Transylvania, Banat, Moldova) comprising two varieties, Sauvignon Blanc and Feteasca
Autor:
Tiberiu Szöke-Nagy, Nicoleta Elena Dina, Alin Sebastian Porav, Cristian Coman, Carmen Tripon, Bogdan Ionut Cozar
Publikováno v:
Analytical Letters. 52:190-200
The description of the main structural alterations generated by the interaction between pathogenic microorganisms and antibiotic agents, either standard antibiotics or volatile plant derived oils, is an essential topic in understanding drug action me
Autor:
Bogdan Ionut Cozar, Simona Cinta Pinzaru, Ioana Feher, Dana Alina Magdas, Adriana Dehelean, Francois Guyon
Publikováno v:
Scientific Reports
Scientific Reports, Vol 9, Iss 1, Pp 1-8 (2019)
Scientific Reports, Vol 9, Iss 1, Pp 1-8 (2019)
FT-Raman spectroscopy represents an environmentally friendly technique, suitable for the analysis of high-water content food matrices, like wines, due to its relatively weak water bending mode in the fingerprint region. Based on metabolomics applied
Autor:
Monica M. Venter, Bogdan Ionut Cozar, Sanja Tomšić, S. Cinta Pinzaru, Cs. Müller, Branko Glamuzina
Publikováno v:
Journal of Raman Spectroscopy. 46:597-604
While recording SERS spectra of pure β-carotene at sub-micromole concentrations for reference purpose, we discovered an unusual spectral response never reported before. In pre-resonance conditions with the 532-nm line, SERS of β-carotene with AgNPs
Publikováno v:
Sensors, Vol 23, Iss 4, p 2160 (2023)
Due to the recent increase in average living standards, food safety has caught public attention. It is necessary to conduct a qualitative and quantitative rapid test of prohibited food additives since the inclusion of food additives or the improper u
Externí odkaz:
https://doaj.org/article/5f5b234ac2994931962ea4c1e1e26326