Zobrazeno 1 - 10
of 37
pro vyhledávání: '"Jovana Periša"'
Autor:
Tamara Gavrilović, Aleksandar Ćirić, Mina Medić, Zoran Ristić, Jovana Periša, Željka Antić, Miroslav D. Dramićanin
Publikováno v:
Materials, Vol 17, Iss 17, p 4267 (2024)
A set of Eu3+-doped molybdates, Y2−xEuxMo3O12 (x = 0.04; 0.16; 0.2; 0.4; 0.8; 1; 1.6; 2), was synthesized using a solid-state technique and their properties studied as a function of Eu3+ concentration. X-ray diffraction showed that the replacement
Externí odkaz:
https://doaj.org/article/d70c3547cd644c60ba24c4139e5d8ed4
Autor:
Anđela Rajčić, Zoran Ristić, Jovana Periša, Bojana Milićević, Saad Aldawood, Abdullah N. Alodhayb, Željka Antić, Miroslav D. Dramićanin
Publikováno v:
Technologies, Vol 12, Iss 8, p 131 (2024)
The method of measuring temperature using luminescence by analyzing the emission spectra of Pr3+-doped YF3 using principal component analysis is presented. The Pr3+-doped YF3 is synthesized using a solid-state technique, and its single-phase orthorho
Externí odkaz:
https://doaj.org/article/648bd8fee553475dae6c60b4b4c1a0b9
Autor:
Miroslav D. Dramićanin, Łukasz Marciniak, Sanja Kuzman, Wojciech Piotrowski, Zoran Ristić, Jovana Periša, Ivana Evans, Jelena Mitrić, Vesna Đorđević, Nebojša Romčević, Mikhail G. Brik, Chong-Geng Ma
Publikováno v:
Light: Science & Applications, Vol 11, Iss 1, Pp 1-13 (2022)
The Ca6Ba(PO4)4O:Mn5+ provides ultranarrow near-infrared emission at 1140 nm that can be excited over 500–1000 nm spectral range, which makes this material an excellent near-infrared phosphor and blue/turquoise pigment.
Externí odkaz:
https://doaj.org/article/41b8fac468194daeb187a5d6267e36d3
Autor:
Željka Antić, Aleksandar Ćirić, Milica Sekulić, Jovana Periša, Bojana Milićević, Abdullah N. Alodhayb, Tahani A. Alrebdi, Miroslav D. Dramićanin
Publikováno v:
Crystals, Vol 13, Iss 6, p 884 (2023)
The sensitivity of luminescent Boltzmann thermometers is restricted by the energy difference between the thermally coupled excitement levels of trivalent lanthanides, and their values further decrease with increases in temperature, rendering their us
Externí odkaz:
https://doaj.org/article/73abe3df02eb46269f960587bdb4affd
Autor:
Bojana Milićević, Jovana Periša, Zoran Ristić, Katarina Milenković, Željka Antić, Krisjanis Smits, Meldra Kemere, Kaspars Vitols, Anatolijs Sarakovskis, Miroslav D. Dramićanin
Publikováno v:
Nanomaterials, Vol 13, Iss 1, p 30 (2022)
We report the procedure for hydrothermal synthesis of ultrasmall Yb3+/Tm3+ co-doped Sr2LaF7 (SLF) upconversion phosphors. These phosphors were synthesized by varying the concentrations of Yb3+ (x = 10, 15, 20, and 25 mol%) and Tm3+ (y = 0.75, 1, 2, a
Externí odkaz:
https://doaj.org/article/92d02f81f74e432daf9fa9c84eb8e883
Autor:
Jovana Periša, Aleksandar Ćirić, Ivana Zeković, Vesna Đorđević, Milica Sekulić, Željka Antić, Miroslav D. Dramićanin
Publikováno v:
Sensors, Vol 22, Iss 20, p 7997 (2022)
The sensitivity of luminescence thermometry is enhanced at high temperatures when using a three-level luminescence intensity ratio approach with Dy3+- activated yttrium aluminum perovskite. This material was synthesized via the Pechini method, and th
Externí odkaz:
https://doaj.org/article/305456472c1a4e73bec57b2463785d6a
Autor:
Dušan Sredojević, Vesna Lazić, Andrea Pirković, Jovana Periša, Natalija Murafa, Biljana Spremo-Potparević, Lada Živković, Dijana Topalović, Aleksandra Zarubica, Milica Jovanović Krivokuća, Jovan M. Nedeljković
Publikováno v:
Nanomaterials, Vol 12, Iss 18, p 3195 (2022)
The antibacterial performance and cytotoxic examination of in situ prepared silver nanoparticles (Ag NPs), on inorganic-organic hybrid nanopowder consisting of zirconium dioxide nanoparticles (ZrO2 NPs) and dihydroquercetin (DHQ), was performed again
Externí odkaz:
https://doaj.org/article/e2213caf201145aea66c76b55658cd30
Autor:
Sanja Kuzman, Jovana Periša, Vesna Đorđević, Ivana Zeković, Ivana Vukoje, Željka Antić, Miroslav D. Dramićanin
Publikováno v:
Materials, Vol 13, Iss 14, p 3071 (2020)
A promising way to improve the performance of luminescent materials is to combine them with noble metal nanoparticles. Herein, a set of silver/europium-doped lanthanum orthophosphate (Ag/La0.95Eu0.05PO4) nanostructures with different concentrations o
Externí odkaz:
https://doaj.org/article/e7b804f444044125b6f8d12c6e95ed80
Autor:
Aleksandar Ćirić, Jelena Aleksić, Tanja Barudžija, Željka Antić, Vesna Đorđević, Mina Medić, Jovana Periša, Ivana Zeković, Miodrag Mitrić, Miroslav D. Dramićanin
Publikováno v:
Nanomaterials, Vol 10, Iss 4, p 627 (2020)
The emission of Er3+ provides three combinations of emission bands suitable for ratiometric luminescence thermometry. Two combinations utilize ratios of visible emissions (2H11/2→4I15/2 at 523 nm/ 4S3/2→4I15/2 at 542 nm and 4F7/2→4I15/2 at 485
Externí odkaz:
https://doaj.org/article/0407f77d32ef4f3e9c658ba98643812b
Autor:
Aleksandar Ćirić, Thomas van Swieten, Jovana Periša, Andries Meijerink, Miroslav D. Dramićanin
Publikováno v:
Journal of Applied Physics
Luminescence thermometry is the most versatile remote temperature sensing technique and can be employed from living cells to large surfaces and from cryogenic temperatures to the melting points of metals. Ongoing research aims to optimize the sensiti