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

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Metallic transition metal dichalcogenides (TMDs) have exhibited various exotic physical properties and hold the promise of novel optoelectronic and topological devices applications. However, the synthesis of metallic TMDs is based on…

We propose to raise the critical temperature $T_c$ for superconductivity in doped C$_{60}$ molecular crystals by increasing the electronic density of states at the Fermi level $N(E_F)$ and thus the electron-phonon coupling constant in…

Superconductivity · Physics 2018-04-18 Dogan Erbahar , Dan Liu , Savas Berber , David Tomanek

Phosphorylation is one of the most important protein modifications, and electron-transfer dissociation tandem mass spectrometry (ETD-MS/MS) is a potentially useful method for the sequencing of phosphopeptides, including determination of the…

Chemical Physics · Physics 2018-11-27 Daiki Asakawa , Akio Miyazato , Frederic Rosu , Valérie Gabelica

Alkali doped aromatic compounds have shown evidence of metallic and superconducting phases whose precise nature is still mysterious. In potassium and rubidium doped phenanthrene, superconducting temperatures around 5 K have been detected,…

Materials Science · Physics 2014-08-28 S. Shahab Naghavi , Erio Tosatti

The path probability method (PPM) in the tetrahedron-cactus approximation is applied to the Slater-Takagi model with dipole-dipole interaction for KH2PO4-type hydrogen-bonded ferroelectric crystals in order to derive a small dip structure…

Statistical Mechanics · Physics 2009-11-07 S. Yoshida , N. Ihara , K. Wada

Composites comprising Poly(Methyl Methacrylate) (PMMA) and CaCu3Ti4O12 (CCTO) via melt mixing followed by hot pressing were fabricated. These were characterized using X-ray diffraction (XRD), thermo gravimetric (TGA), scanning electron…

Materials Science · Physics 2013-01-18 P. Thomas , R. S. Ernest Ravindran , K. B. R. Varma

Rare earth elements (REEs) are critical for advanced technologies, yet in hydrothermal aqueous solutions the molecular level details of their interaction with ligands that control their geochemical transport and deposition remain poorly…

Understanding the thermal conductivity of chromium doped V2O3 is crucial for optimizing the design of selectors for memory and neuromorphic devices. We utilized the time-domain thermoreflectance technique to measure the thermal conductivity…

Strongly Correlated Electrons · Physics 2024-09-18 Johannes Mohr , Kiumars Aryana , Md. Rafiqul Islam , Dirk J. Wouters , Rainer Waser , Patrick E. Hopkins , Joyeeta Nag , Daniel Bedau

Recent reported very high thermal conductivities in the cubic boron arsenide (BAs) and boron phosphide (BP) crystals could potentially provide a revolutionary solution in the thermal management of high power density devices. To fully…

We report the complete characterization of various cooling grade Tm-doped crystals including the first demonstration of optical refrigeration in Tm:YLF crystals. Room temperature laser cooling efficiencies of 1% and 2% (mol) Tm:YLF, and 1%…

In this work, a dual-mode luminescent thermometer operating via both ratiometric and lifetime-based readout strategies was developed, enabled by the coexistence of two thermally driven effects: a structural phase transition in LiYO2 and a…

Materials Science · Physics 2025-11-14 M. Tahir Abbas , M. Szymczak , D. Szymanski , M. Drozd , G. Chen , L. Marciniak

Stable luminescent pi-radicals with doublet emission have aroused a growing interest for functional molecular materials. We have demonstrated a neutral pi-radical dye (4-N-carbazolyl-2,6-dichlorophenyl)bis(2,4,6-trichlorophenyl)-methyl…

Chemical Physics · Physics 2017-01-17 Jianlei Han , Yuqian Jiang , Ablikim Obolda , Feng Li , Minghua Liu , Pengfei Duan

Ce3+ doped oxide materials are promising for optical emission in the green spectral range. The growth of CaSc2O4:Ce3+ single crystals is reported here for the first time. Laser heated pedestal growth (LHPG) proved to be suitable for this…

Materials Science · Physics 2015-06-12 J. Philippen , C. Guguschev , R. Bertram , D. Klimm

To understand the pressure-induced changes in the electronic structure and the electron-phonon interaction in yttrium, we have studied hexagonal close-packed (hcp) yttrium, stable at ambient pressure and double hexagonal close-packed (dhcp)…

Superconductivity · Physics 2007-05-23 Prabhakar P. Singh

Modifying the optoelectronic properties of nanostructured materials through introduction of dopant atoms has attracted intense interest. Nevertheless, the approaches employed are often trial and error, preventing rational design. We…

Materials Science · Physics 2021-07-13 Michael G. Taylor , Heather J. Kulik

We report hole and electron doping in La-doped YBa$_2$Cu$_3$O$_y$(YBCO) thin films synthesized by pulsed laser deposition technique and subsequent \emph{in-situ} postannealing in oxygen ambient and vaccum. The $n$-type samples show a…

Superconductivity · Physics 2015-06-05 S. W. Zeng , X. Wang , W. M. Lü , Z. Huang , M. Motapothula , Z. Q. Liu , Y. L. Zhao , A. Annadi , S. Dhar , H. Mao , W. Chen , T. Venkatesan , Ariando

The MgB2 superconductor was doped with electroluminescent Y2O3:Eu, to synthesise a superconducting metamaterial. The temperature dependence of the resistivity of the superconductor indicates that the critical temperature (TC) of samples…

Superconductivity · Physics 2015-12-11 Zhiwei Zhang , Shuo Tao , Guowei Chen , Xiaopeng Zhao

This study demonstrates that thermally induced variations in the spectroscopic properties of Na3Sc2(PO4)3:Er3+, Yb3+ can be effectively harnessed for multimodal remote temperature sensing. As shown, Na3Sc2(PO4)3:Er3+, Yb3+ supports multiple…

Materials Science · Physics 2025-07-18 Anam Javaid , Maja Szymczak , Lukasz Marciniak

Thus far, there is no cuprate system where both n-type and p-type charge carriers can be doped without changing the crystallographic structure. For studying the electron-hole symmetry in an identical structure, we try to dope n-type…

Superconductivity · Physics 2007-05-23 Kouji Segawa , Yoichi Ando

Understanding and modeling energy transfer mechanisms in rare-earth-doped nanomaterials is essential for advancing luminescent technologies used in bioimaging, optical thermometry, and solid-state lasers. In this work, we investigate the…