English
Related papers

Related papers: Dy$^{3+}$-doped Yttrium Complex Molecular Crystals…

200 papers

Plasmonic nanomaterials offer a direct and effective approach to harnessing solar energy. Specifically, plasmonic semiconductors enable a highly efficient light-to-heat conversion process, outperforming noble metals in stability,…

Optics · Physics 2024-10-31 Siyu Lu , Jixiang Zhang , Min Xi , Nian Li , Zhenyang Wang

The chemical ordering, electrical, optical, and magnetic properties of $Na_{0.5}Bi_{0.5}TiO_{3}$ (NBT) and 25$\%$ dysprosium doped NBT (DyNBT) were investigated in the framework of first-principles calculations using the full potential…

Type-I clathrates with a cage structure are known to be of importance for thermoelectric applications as the cage can be filled with a guest atom which leads to reduced thermal conductivity. Among the type-I clathrates, Si-based alloys are…

Materials Science · Physics 2015-09-29 Kalpna Rajput , Satish Vitta

This study aims to evaluate the optoelectronic properties of metal free porphyrin-based D-$\pi$-A dyes via in-silico performance investigation notifying energy informatics and decision support. To develop novel organic dyes, three…

We investigate the effects of transition metals (TM) on the electronic doping and scattering in graphene using molecular beam epitaxy combined with in situ transport measurements. The room temperature deposition of TM onto graphene produces…

Mesoscale and Nanoscale Physics · Physics 2010-01-20 K. Pi , K. M. McCreary , W. Bao , Wei Han , Y. F. Chiang , Yan Li , S. -W. Tsai , C. N. Lau , R. K. Kawakami

We present a systematic study of the influence of the encapsulation temperature on dopant confinement and electrical properties of Ge:P delta-doped layers. For increasing growth temperature we observe an enhancement of the electrical…

Mesoscale and Nanoscale Physics · Physics 2010-01-05 G. Scappucci , G. Capellini , M. Y. Simmons

The ratiometric approach is the most commonly employed readout technique in luminescence thermometry. To address the trade-off between the risk of measurement disturbance in thermometers with high spectral separation of emission bands (due…

Electro-optic properties of dynamic scattering in homeotropically aligned pure and dichroic dye-doped nematic liquid crystal samples are examined. The optical properties of the two systems are quantified using transmission properties of…

The structure, dynamics and stability of Fe-Pt nanoparticles have been investigated using DFT-based techniques: total energy calculations and DFT molecular dynamics. The investigated systems included multi-shell and disordered nanoparticles…

Mesoscale and Nanoscale Physics · Physics 2025-01-28 Paweł T. Jochym , Jan Łażewski , Małgorzata Sternik , Przemysław Piekarz

Doped films of organic small molecules are investigated with respect to their thermoelectric properties. A variety of hosts and dopants, for both n and p-doping, are compared. C$_{60}$ n-doped by Cr$_2$(hpp)$_4$ or o-MeO-DMBI-I are found to…

Materials Science · Physics 2014-01-08 Torben Menke

Devices based on deep-blue emitting iridium (III) complexes with N-heterocyclic carbene (NHC) ligands have recently been shown to give excellent performance as phosphorescent organic light-emitting diodes (PHOLEDs). To facilitate the design…

Chemical Physics · Physics 2018-10-12 Xiuwen Zhou , Benjamin J. Powell

We assess the local symmetry and crystal environment of trivalent terbium ions embedded in an indium tin oxide (ITO) matrix with bixbyite structure. The \mbox{Tb$^{3+}$} ions tend to substitute \mbox{In$^{3+}$} ions in two different…

This study presents a computational investigation of X4H15 compounds (where X represents a metal) as potential superconductors at ambient conditions or under pressure. Through systematic density functional theory calculations and…

Superconductivity · Physics 2025-05-01 Kun Gao , Wenwen Cui , Tiago F. T. Cerqueira , Hai-ChenWang , Silvana Botti , Miguel A. L. Marque

The complex phenomenology of shot quenched YBa2Cu3O6.5 with Tc=100K and 200K levels is compared with laser pulsed analogs with an eye on explaining the presumed Tc=552K of the latter. Shot quenching can produce metastable states with…

Superconductivity · Physics 2015-03-04 H. Oesterreicher

A review of electronic properties of insulating-, boron- and phosphorus-doped diamond is given. The main goal is, to show data in a wider context, to reveal trends and limitations with respect to carrier mobilities, conductivities, p- and…

Materials Science · Physics 2020-05-11 Christoph E. Nebel

We used low-temperature synchrotron x-ray diffraction to investigate the structural phase transitions of Fe1+yTe in the vicinity of a tricitical point in the phase diagram. Detailed analysis of the powder diffraction patterns and…

Superconductivity · Physics 2013-10-03 Cevriye Koz , Sahana Rößler , Alexander A. Tsirlin , Steffen Wirth , Ulrich Schwarz

First single crystal fibers of cerium doped strontium yttrate are fabricated using the laser-heated pedestal growth technique. Through thermodynamic equilibrium calculations and by high-temperature mass spectrometry suitable growth…

Materials Science · Physics 2017-11-03 Jan Philippen , Christo Guguschev , Detlef Klimm

Photothermal conversion (PTC) nanostructures have great potential for applications in many fields, and therefore, they have attracted tremendous attention. However, the construction of a PTC nanoreactor with multi-compartment structure to…

Atomic layers of black phosphorus (P) isolated from its layered bulk make a new two-dimensional (2D) semiconducting crystal with sizable direct bandgap, high carrier mobility, and promises for 2D electronics and optoelectronics. However,…

Mesoscale and Nanoscale Physics · Physics 2023-05-03 Zenghui Wang , Arnob Islam , Rui Yang , Xu-Qian Zheng , Philip X. -L. Feng

Additive manufacturing parameters of high-performance polymers greatly affect the thermal history and consequently quality of the end-part. For fused deposition modeling (FDM), this may include printing speed, filament size, nozzle, and…

Applied Physics · Physics 2022-05-23 Austin Lee , Mathew Wynn , Liam Quigley , Marco Salviato , Navid Zobeiry