Miroslav D Dramicanin

Miroslav D Dramicanin
Vinča Institute of Nuclear Sciences | VIN · Centre of Excellence for Photoconversion

Professor
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About

475
Publications
96,177
Reads
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9,308
Citations
Introduction
- Research Professor, Vinca Institute, University of Belgrade - Professor of Applied Physics, Faculty of Physics, University of Belgrade - Associate Editor of the Optical Materials (Elsevier) - Distinguished Professor of Science and Engineering Subjects, School of Science, Chongqing University of Post and Telecommunications, P.R. China - Chairman of the International Conference on the Physics of Optical Materials and Devices - www.icomonline.org - Member of the Steering Committee of the Association of Italian and Serbian Scientists and Scholars - www.ais3.rs - Adjunct Senior Scientist in the Houston Center for Biomaterials and Biomimetics of The University of Texas at Houston;
Additional affiliations
January 2008 - present
Универзитет у Београду
Position
  • University of Belgrade, Faculty of Physics
April 1995 - present
Vinča Institute of Nuclear Sciences
Position
  • Vinca Institute of Nuclear Sciences, University of Belgrade
January 1994 - March 1995
University of Belgrade, Center for Multidisciplinary Studies
Education
September 1995 - September 1998
University of Belgrade, Faculty of Electrical Engineering, Belgrade, Serbia
Field of study
  • Engineering Physics

Publications

Publications (475)
Article
Full-text available
Fluorescence spectroscopy coupled with parallel factor analysis (PARAFAC) and Partial least squares Discriminant Analysis (PLS DA) were used for characterization and classification of honey. Excitation emission spectra were obtained for 95 honey samples of different botanical origin (acacia, sunflower, linden, meadow, and fake honey) by recording e...
Article
Lanthanide-doped vanadate thin films offer (i) a promising platform for luminescence-based noncontact temperature sensing; (ii) ratiometric/self-referencing absolute measurements; (iii) exceptional repeatability and reversibility for multirun uses and a long life cycle; (iv) 2% K−1 maximum temperature sensitivity (among the highest recorded for ino...
Article
Temperature is important because it has an effect on even the tiniest elements of daily life and is involved in a broad spectrum of human activities. That is why it is the most commonly measured physical quantity. Traditional temperature measurements encounter difficulties when used in some emerging technologies and environments, such as nanotechno...
Article
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Transition-metal activated phosphors are an important family of luminescent materials that can produce white light of outstanding color rendering index, correlated color temperature for the use in light-emitting diodes. In recent years, this quite “hot” research field has been focused on the development of Mn2+ and Mn4+ activated red phosphors. In...
Article
Full-text available
Following astonishing growth in the last decade, the field of luminescence thermometry has reached the stage of becoming a mature technology. To achieve that goal, further developments should resolve inherent problems and methodological faults to facilitate its widespread use. This perspective presents recent findings in luminescence thermometry, w...
Article
Full-text available
Here, we report a very sensitive, non-contact, ratio-metric, and robust luminescence-based temperature sensing using a combination of conventional photoluminescence (PL) and negative thermal quenching (NTQ) mechanisms of semiconductor BiFeO 3 (BFO) nanowires. Using this approach, we have demonstrated the absolute thermal sensitivity of ~ 10 mK ⁻¹ o...
Article
Full-text available
Transition metal (TM) ion activated phosphors are increasingly being used as probes for luminescence thermometry. Their luminescence is characterized by strong absorption and emission bands that span the visible and near-infrared spectral ranges and are highly susceptible to temperature variations. Due to the latter characteristic, sensitive and re...
Article
We demonstrate the thermal history forensic measurements founded on the emission intensity ratio of Eu³⁺-doped yttrium vanadate. An increase in phosphor’s crystallite size with annealing temperature is observed, causing a significant and permanent increase in the emission intensity and symmetry ratio (ratio of Eu3+ 5D0 → ⁷F1 and ⁵D0 → ⁷F2 emissions...
Article
Full-text available
The near-infrared luminescence of Ca6Ba(PO4)4O:Mn5+ is demonstrated and explained. When excited into the broad and strong absorption band that spans the 500–1000 nm spectral range, this phosphor provides an ultranarrow (FWHM = 5 nm) emission centered at 1140 nm that originates from a spin-forbidden 1E → 3A2 transition with a 37.5% internal quantum...
Article
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Lanthanide ions possess various emission channels in the near-infrared region that are well known in bulk crystals but are far less studied in samples with nanometric size. In this work, we present the infrared spectroscopic characterization of various Nd-doped fluoride and sesquioxide nanocrystals, namely Nd:Y2O3, Nd:Lu2O3, Nd:Sc2O3, Nd:YF3, and N...
Article
Full-text available
Y3NbO7:xEu3+ powders (x = 0.25, 0.5, 0.75, 2, 3, 5, 10 at%) were synthesized by a two-step vibrational milling, alternating with annealing. All the samples crystallize as fluorite-type structure, with crystallite size 50–60 nm and show a strong orange/red luminescence with an excited state lifetime around 1.2 ms. Photoluminescence excitation and em...
Article
A series of LaGa1–xO3:Cr³⁺x phosphors (x = 0.002, 0.005, 0.01, 0.02, 0.04) were synthesised by solid-state reaction and structurally characterised by Rietveld refinement from powder X-ray diffraction data. Amongst the five compounds, that with x = 0.01 exhibited the highest photoluminescence quantum yield at room temperature, those with higher dopi...
Article
Full-text available
Temperature-induced bandshift of luminescence peaks is frequently described with McCumber-Sturge relation which is difficult for fitting or practical applications due to its mathematical complexity. Here for the first time, we give its exact solution in terms of polylogarithms, and an excellent approximation that is better at lower temperatures tha...
Article
In response to the sensitivity limitation of ratiometric luminescence thermometers, herein we propose a novel temperature readout, which exploits two pairs of thermalized energy levels in trivalent lanthanide ion-activated phosphors, to provide significantly enhanced sensitivity. This method is called the luminescence intensity ratio squared (LIR ²...
Article
Full-text available
Eu3+-doped YxLu1−xNbO4 (x = 0, 0.25, 0.5, 0.75, 1) were prepared by the solid-state reaction method. YNbO4:Eu3+ and LuNbO4:Eu3+ crystallize as beta-Fergusonite (SG no. 15) in 1–10 μm diameter particles. Photoluminescence emission spectra show a slight linear variation of emission energies and intensities with the solid-solution composition in terms...
Article
Almost all existing luminescent thermometers rely on the temperature‐dependent processes such as multi‐phonon relaxation and phonon‐assisted energy transfers, thermal population, or coupling between energy levels of ground and excited states of luminescent species (lanthanides, transition metals, quantum dots, fluorescent molecules, etc.). Although...
Article
We report on overcoming the sensitivity limit of Boltzmann's thermometers by utilization of seven thermalized Dy³⁺ excited states in the Lu1.5Y1·5Al5O12 host. Emission spectra recorded from room temperature to 938 K show transitions originating from seven ⁴F9/2, ⁴I15/2, ⁴G11/2, ⁴I13/2, ⁴M21/2, ⁴K17/2, and ⁴F7/2 excited levels to the ⁶H15/2 ground s...
Article
Energy level positions, refractive index values, Judd–Ofelt (JO) intensity parameters, Slater integrals, and spin‐orbit coupling parameters are taken from the literature for 27 Dy3+‐doped materials (five crystals and 22 glasses). Investigated are only the transitions that are used for the Boltzmann‐type luminescence intensity ratio (LIR) thermomete...
Article
Full-text available
Judd–Ofelt theory is a cornerstone of lanthanides’ spectroscopy given that it describes 4fn emissions and absorptions of lanthanide ions using only three intensity parameters. A self-referenced technique for computing Judd–Ofelt intensity parameters from the excitation spectra of Eu3+-activated luminescent materials is presented in this study along...
Article
We report an organic solvent-assisted (OSA) co-precipitation strategy for the production of Mn4+-activated K2TiF6 phosphor. The phosphor particle size was controlled through the selection of organic solvents with an alcohol functional group and different carbon chain lengths used in the synthesis. The synergistic effect of the organic solvent and h...
Article
Phosphors for luminescence thermometry La 1− x Ga 0.99 O 3 :Cr 0.01 , Nd x were synthesised by the solid-state method, structurally characterised using powder X-ray diffraction data, and investigated by ambient and variable-temperature optical measurements.
Article
Potential of Eu³⁺, Mn⁴⁺ co-doped YAG for dual-activated luminescence intensity ratio thermometry is investigated. The samples were prepared by modified Pechini method and cubic structure confirmed by X-ray diffraction with average crystallite size of ∼ 20 nm. Scanning electron microscopy revealed different sized chunks composed of ellipsoidal-shape...
Article
15 μm thick Ti-Sapphire coatings were synthesized at room temperature by the plasma electrolytic oxidation (PEO) method for 20 min from the pure aluminium substrate and with the addition of the TiO2 particles in various concentrations in the supporting electrolyte. The coatings are featured by microscopic pores typical for PEO surfaces. The dominan...
Preprint
Here, we report a very sensitive, non-contact, ratio-metric, and robust temperature sensing using a combination of conventional and negative thermal quenching (NTQ) mechanisms of semiconductor BiFeO3 (BFO) nanowires. Using this approach, we have demonstrated the absolute thermal sensitivity of ~10x10^-3 K^-1 over the 300 K - 438 K temperature range...
Preprint
Here, we report a very sensitive, non-contact, ratio-metric, and robust temperature sensing using a combination of conventional and negative thermal quenching (NTQ) mechanisms of semiconductor BiFeO3 (BFO) nanowires. Using this approach, we have demonstrated the absolute thermal sensitivity of ~10x10^-3 K^-1 over the 300 K - 438 K temperature range...
Article
Upconversion sub-micron particles are one of the most perspective materials due to their wide application range, the most important being in the bio-medicinal field where they can be used for labeling, sensing, treatment or drug delivery. Chemically stable upconversion sub-micron particles of La2O2S co-doped with Yb³⁺/Ho³⁺ and Yb³⁺/Tm³⁺ were synthe...
Article
This paper presents the Cr³⁺-activated Mg2TiO4 phosphor temperature dependance of its near infrared luminescence and its potential in the optical thermometry applications. In this respect, temperature dependences of three emission features were tested over the broad temperature range (10–500 K): (i) the luminescence intensity ratio (LIR) between em...
Article
Two experimental practices in luminescence intensity ratio (LIR) thermometry based on the spectral deconvolution (SD) and separation at chosen wavelength (WS) were analyzed for the case when sharp emission is overlapping with a broad one, which is frequently the case for Cr³⁺ and Mn⁴⁺ in the intermediate or strong crystal fields. Their performances...
Preprint
Full-text available
Judd-Ofelt theory presents a centrepiece in spectroscopy of lanthanides since it explains and predicts 4f absorptions and emissions from only 3 intensity parameters. A self-referenced method for calculating Judd–Ofelt intensity parameters from the excitation spectra of Eu3+-activated luminescent materials is proposed in this study along with a desc...
Article
In order to compare spectroscopic properties between nanosized and that in single crystal form of YPO4:Pr³⁺, temperature-dependence of the red emission from ³P0 → ³H4 and ¹D2 → ³H4 transitions of YPO4:0.1 at. % Pr³⁺ nanopowders has been investigated in details. The emission spectra of the sample in size of 20 nm, under selective excitation at ³P2,...
Article
The co-doping of SrTiO3:Mn4+ luminescent nanocrystals with trivalent lanthanide ions (Ln3+ = Lu3+, Tm3+, Er3+, Ho3+, Dy3+, Eu3+, and La3+) is demonstrated as a new strategy for significant sensitivity improvement of lifetime-based luminescent thermometers. SrTiO3:Mn4+:Ln3+ nanocrystals of about 25 nm diameter were prepared by the modified Pechini m...
Article
The luminescence thermometry based on the intensity ratio of Cr³⁺ and host emissions in the Cr³⁺ activated MgTiO3 phosphor powder is demonstrated over the 100–350 K temperature range. Phosphor was prepared by a two-step procedure based on the sol-gel and molten salt methods. Rhombohedral crystal structure of the material is confirmed by X-ray diffr...
Article
Full-text available
Currently available temperature measurements or imaging at nano-micro scale are limited to fluorescent molecules and luminescent nanocrystals, whose spectral properties respond to temperature variation. The principle of operation of these conventional temperature probes is typically related to temperature induced multiphonon quenching or temperatur...
Article
Thermographic properties of Cr³⁺-doped Al2O3 coatings created by plasma electrolytic oxidation (PEO) are investigated. Scanning electron microscopy revealed dense coatings uniformly distributed over the aluminum surface with uniform elemental maps, confirming homogeneous distribution of chromium ions. X-ray diffraction analysis shows that created c...
Article
Full-text available
Herein, we show that the substitution of Sr²⁺ by trivalent lanthanide ions (Lu³⁺, La³⁺, Tb³⁺) in SrTiO3 nanocrystals stabilizes and enhances Ti³⁺ near-infrared emission (around 800 nm). This emission occurs from the 6-fold coordinated Ti³⁺ luminescent centers that appear in the vacancy–Ti³⁺–O form after lanthanide doping into the Sr²⁺ site. The str...
Article
Nanoparticles of less than 100 nm of La2O2S co-doped with Er³⁺ and Yb³⁺ in 2% and 12% concentrations, respectively, were synthesized by the improved furnace combustion technique that limits the precursor usage and without the hazardous chemicals. The lanthanum oxysulfide was identified in hexagonal crystal phase. Under 980 nm excitation the sample...
Article
Temperature sensing from the photoluminescence of MgAl2O4:Cr³⁺ ceramic powder is systematically investigated. Material was prepared by self-propagating high temperature synthesis method. In this host, Cr³⁺ experiences the strong crystal field, so the overlapping emissions from ²E and ⁴T2 energy levels are observed. Emission and excitation spectra w...
Article
The multiparametric luminescence thermometry with Dy³⁺, Cr³⁺ double activated yttrium aluminium garnet – YAG is demonstrated. Phospors were synthesized via Pechini method and their structure is confirmed by X-ray diffraction analysis. Mean crystallite size of powders was calculated to be ~22 nm. Morphology was investigated using scanning electron m...
Article
Full-text available
This paper presents four new temperature readout approaches to luminescence nanothermometry in spectral regions of biological transparency demonstrated on Yb3+/Er3+-doped yttrium aluminum garnet nanoparticles. Under the 10 638 cm-1 excitation, down-shifting near infrared emissions (>10 000 cm-1) are identified as those originating from Yb3+ ions' 2...
Preprint
Full-text available
Currently available temperature measurements or imaging at nano-micro scale are limited to fluorescent molecules and luminescent nanocrystals, whose spectral properties respond to temperature variation. The principle of operation of these conventional temperature probes is typically related to temperature induced multiphonon quenching or temperatur...
Article
The constant striving to improve the quality of thermal imaging with the use of luminescent thermometers imposes the search for new materials with better and better thermometric properties. The facility in the modulation of the spectroscopic properties of transition metal doped materials makes them particularly attractive for this type of applicati...
Article
Judd–Ofelt (JO) theory explains the optical properties of trivalent lanthanides using only three intensity parameters. The JO parametrization is a complicated procedure of absorption spectra analysis, especially cumbersome for powders and non‐transparent materials. For the Pr3+ activated materials, the procedure is additionally complicated due to s...
Article
The introduction of additional functionalities to materials is exceptionally important as it opens new applications for them. Aluminum, one of the most abundant and important materials, is coated with luminescent Sm2+‐doped γ‐aluminium oxide to impart thermometric functionality. Considering the potential industrial applications, two of the most wid...
Article
Full-text available
The figures of merit of luminescence intensity ratio (LIR) thermometry for Er3+ in 40 different crystals and glasses have been calculated and compared. For calculations, the relevant data has been collected from the literature while the missing data were derived from available absorption and emission spectra. The calculated parameters include Judd–...
Preprint
Full-text available
The figures of merit of luminescence intensity ratio (LIR) thermometry for Er3+ in 40 different crystals and glasses have been calculated and compared. For calculations, the relevant data has been collected from the literature while the missing data were derived from available absorption and emission spectra. The calculated parameters include Judd-...
Article
Full-text available
Na0.25K0.25Bi0.5TiO3 (NKBT) perovskite particles are synthesized by solid-state method and used as a filler for polyvinylidene fluoride-co-hexafluoropropylene (PVDF-HFP) co-polymer. X-ray diffraction analysis of NKBT powders shows that the particles have a rhombohedral perovskite crystal structure (R3c symmetry). Raman spectroscopy reveals that the...
Article
Cr ³⁺ -doped Mg 2 SiO 4 orthorhombic nanoparticles are synthesized by a combustion method. The 3d ³ electron configuration of the Cr ³⁺ ion results in the deep-red emission from optical transitions between d–d orbitals. Two overlapping emissions from the Cr ³⁺ spin-forbidden ² E g → ⁴ A 2g and the spin-allowed ⁴ T 2g → ⁴ A 2g electronic transitions...
Article
A series of new red phosphors based on apatite-type gadolinium silicate host, Gd 9.33−x Eu x (SiO 4 ) 6 O 2 (0.03 < x < 1.87), have been synthesised and analysed.
Article
Despite the numerous advantages of lanthanide based luminescent thermometers, a major limitation is the limited brightness associated with the low absorption cross section of the 4f-4f transitions. In this paper,...
Conference Paper
Full-text available
YPO4:Eu3+ is a phosphor material which exhibit Stokes photoluminescence and offers the possibility to obtain emitted photons with lower energy than the incoming one. Orange-red color emission obtained from YPO4: 5 at. % Eu3+ powders and nanocrystalline thin films are prepared by sol gel spin coating on silicon and quartz substrates. Samples were ch...
Article
Elpasolite crystals are very important materials, both from the applied and fundamental points of view. Those elpasolites, which contain rare earth ions with a high atomic number Z, are very much suitable for the low‐cost high‐performance gamma‐ray detection, applications in medicine, food industry, nuclear energy production, processing, and detect...
Article
Herein we present the enhancement of photoluminescence properties of nano-sized LuPO4:Pr³⁺ phosphor powders synthesized by sol gel process with incorporation of yttrium ions inside of this single matrix to obtain (Lu1-xYx)PO4:Pr³⁺ (x = 10, 20, 30, 40, 50 at. %) powders. Under UV excitation at 270 nm the emission spectra of LuPO4:Pr³⁺ nanopowder do...
Article
This work demonstrates the luminescence of Mn4+ activated cubic spinel Li4Ti5O12 (LTO) powders. One-step solid-state method was used to obtain eleven samples with different quantities of Mn4+. The deep red emission centered at around 696 nm originates from 2Eg → 4A2g spin forbidden electronic transitions from 3 d3 electron configuration of Mn4+ ion...
Article
Full-text available
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/La 0.95 Eu 0.05 PO 4) nanostructures with different concentrations of silver nanoparticles were prepared and investigated. The presented overlap between the strong...
Article
The steady-state luminescence thermometry analysis was performed on thin-films of undoped Gd2O3 and Gd2O3 doped with Ho³⁺, Eu³⁺ and Er³⁺, created by the plasma electrolytic oxidation process. The experimental setup for luminescent measurements closely resembles the practical luminescent fiber-optic thermometer. The visible PL from Gd³⁺ was utilized...
Article
The Judd-Ofelt model, already verified for the luminescence intensity ratio (also called fluorescence intensity ratio, FIR) thermometry from the emission spectra, is modified and tested for the double-excitation (also called ground-state-absorption, GSA) thermometry. The adapted model has been tested on Lu2O3:Eu³⁺, with a 99.9% match of the tempera...
Article
Full-text available
A strategy for optical nanothermometry using the negative thermal quenching behavior of intrinsic BiFeO3 semiconductor nanoparticles has been reported here. X-ray diffraction measurement shows polycrystalline BiFeO3 nanoparticles with a rhombohedral distorted perovskite structure. Transmission electron microscopy shows agglomerated crystalline nano...
Article
Modulation of structural order-disorder transition and structural oxygen defects can provide fundamental and key insights for the optimization of the luminescence performance of phosphors. In this study, the luminescence of Ba3ZnTa2O9 (BZT) was systematically elucidated, including the emission arising from the charge transfer (Nb5+/Ta5+→O2-) and an...
Article
When activated by Dy3+, Na0.25K0.25Bi0.50TiO3 (NKBT), piezoelectric powders show strong luminescence in the blue and yellow spectral range. Emissions of this material can be effectively utilized for both luminescence intensity ratio and lifetime-based readouts of temperature. Photoluminescence measurements over a temperature range of 293–483 K show...
Article
A series of nine 5-(4-substituted phenylazo)-3-amido-6-hydroxy-4-methyl-2-pyridones were synthesized and characterized by FT-IR, 1 H and 13 C NMR, UV-Vis, and PL spectroscopy. Photophysical properties of the dyes were examined in solvents of various polarities and at different pH values. The solvent effects on the absorbance and emission spectral s...
Article
Full-text available
The emission of Er 3+ provides three combinations of emission bands suitable for ratiometric luminescence thermometry. Two combinations utilize ratios of visible emissions (2 H 11/2 → 4 I 15/2 at 523 nm/ 4 S 3/2 → 4 I 15/2 at 542 nm and 4 F 7/2 → 4 I 15/2 at 485 nm/ 4 S 3/2 → 4 I 15/2 at 545 nm), while emissions from the third combination are locat...
Article
Full-text available
Ratiometric luminescence thermometry employing luminescence within the biological transparency windows provides high potential for biothermal imaging. Nd3+ is a promising candidate for that purpose due to its intense radiative transitions within biological windows (BWs) I and II and the simultaneous efficient excitability within BW I. This makes Nd...
Article
Full-text available
Zinc oxide (ZnO) nanoparticles were obtained by thermal decompo- sition of one-dimensional zinc–benzenepolycarboxylato complexes as single--source precursors at 450 °C in an air atmosphere. The mechanism and kinetics of thermal degradation of zinc–benzenepolycarboxylato complexes were analyzed under non-isothermal conditions in an air atmosphere. T...
Article
Full-text available
Crystal phosphors have many unique advantages compared with powdery ones. Herein, room‐temperature‐grown millimeter‐sized single‐crystal phosphors of Cs2XF6:Mn4+ (X = Ge, Si, and Ti) with remarkably higher external quantum efficiency than the corresponding powdery samples are reported. In addition, as compared with the powdery ones, the crystal sam...