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Mostrando 201 - 220 Resultados de 4,307 Para Buscar '"Vacancy"', tiempo de consulta: 0.18s Limitar resultados
  1. 201
    “…Pyrrhotite, a non-stoichiometric iron sulfide, was utilized as a prototype system due to its complex vacancy superstructure. Bulk pyrrhotite crystals were synthesized by gas-assisted bulk conversion, and their diffraction pattern revealed a 4C superstructure with 3 vacancy interfaces within the unit cell. …”
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    Vacancy-plane-mediated exfoliation of sub-monolayer 2D pyrrhotite
  2. 202
    “…The combination of advanced characterization techniques and first‐principle simulations reveals that this enhanced reactivity is due to the formation of carbon vacancies that evolve into triazole and imine N species able to suitably bind Ni complexes and harness highly efficient dual catalysis. …”
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    Carbon Vacancies Steer the Activity in Dual Ni Carbon Nitride Photocatalysis
  3. 203
    “…In addition to the pristine BN, B and N vacancies were comprehensively considered and a large array of properties (i.e., atomic charges, adsorption energies, density of states) were computed and contrasted among the eight elements. …”
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    Monatomic reactions with single vacancy monolayer h-BN: DFT studies
  4. 204
    por Batata, Amber S
    Publicado 2005
    “…CONCLUSION: The UK heavily relies on foreign recruitment to fill vacancies, without which the staffing crisis would be far worse, particularly in high vacancy areas.…”
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    International nurse recruitment and NHS vacancies: a cross-sectional analysis
  5. 205
    “…We firstly investigated the relationship between oxygen vacancies (V(O)) and PEC performance and revealed a rule between them. …”
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    Oxygen vacancies promoting photoelectrochemical performance of In(2)O(3) nanocubes
  6. 206
    por Huang, Pei-Hsing, Lu, Chi-Ming
    Publicado 2014
    “…A first-principle plane-wave pseudopotential method based on the density function theory (DFT) was employed to investigate the effects of vacancy cluster (VC) defects on the band structure and thermoelectric properties of silicon (Si) crystals. …”
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    Effects of Vacancy Cluster Defects on Electrical and Thermodynamic Properties of Silicon Crystals
  7. 207
    por Abraham, Isaac
    Publicado 2014
    “…The solution accommodates vacancy and circuit level perspectives on memristance. …”
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    Quasi-Linear Vacancy Dynamics Modeling and Circuit Analysis of the Bipolar Memristor
  8. 208
    “…Here, we present a detailed theoretical study of silicene monolayer containing three types of defects: vacancy clusters, extended line defects (ELDs), and di-adatoms. …”
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    Defects in Silicene: Vacancy Clusters, Extended Line Defects, and Di-adatoms
  9. 209
    “…We have found that the presence of a large density of copper vacancies significantly accelerated the exchange process at room temperature and corroborated vacancy diffusion as one of the main drivers in these reactions. …”
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    Cu Vacancies Boost Cation Exchange Reactions in Copper Selenide Nanocrystals
  10. 210
    “…The readout of negatively charged nitrogen-vacancy centre electron spins is essential for applications in quantum computation, metrology and sensing. …”
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    Photoelectric detection of electron spin resonance of nitrogen-vacancy centres in diamond
  11. 211
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    Enhanced wetting of Cu on ZnO by migration of subsurface oxygen vacancies
  12. 212
    “…Here we present a new type of hybrid system, consisting of an on-chip graphene NEMS suspended a few tens of nanometres above nitrogen-vacancy centres (NVCs), which are stable single-photon emitters embedded in nanodiamonds. …”
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    Electromechanical control of nitrogen-vacancy defect emission using graphene NEMS
  13. 213
    “…Using spherical aberration-aberration corrected scanning transmission electron microscopy and atomic scale energy-dispersive X-ray mapping, we observe a new rock-salt structure with high-degree vacancy ordering (or layered-like ordering) at an elevated temperature, which is a result of phase transition from the rock-salt phase with randomly distributed vacancies. …”
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    Vacancy Structures and Melting Behavior in Rock-Salt GeSbTe
  14. 214
    “…Vacancy-mediated climb models cannot account for the fast, direct coalescence of dislocation loops seen experimentally. …”
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    Fast, vacancy-free climb of prismatic dislocation loops in bcc metals
  15. 215
    “…The discovery of Na vacancies experimentally verifies previous theoretical predictions. …”
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    Vacancy‐Contained Tetragonal Na(3)SbS(4) Superionic Conductor
  16. 216
    “…The vacancy was varied from mono- to tri-vacancy in a supercell, and different defective structures under the same vacancy density were considered in the case of an odd number of vacancies. …”
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    Geometric and electronic structures of monolayer hexagonal boron nitride with multi-vacancy
  17. 217
    por Zhang, H. Y., Liu, F., Yang, Y., Sun, D. Y.
    Publicado 2017
    “…For slight undercooling, the vacancy concentration strongly depends on the growth velocity, rather than the growth orientations, and there is an approximately linear relationship between the growth velocity and vacancy concentration. …”
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    The Molecular Dynamics Study of Vacancy Formation During Solidification of Pure Metals
  18. 218
    “…A kinetic model for the diffusion-controlled annealing of excess vacancies under the experimentally relevant, non-isothermal condition of time-linear heating is presented and applied to dilatometry. …”
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    Kinetics of vacancy annealing upon time-linear heating applied to dilatometry
  19. 219
    “…As one of the most fascinating cathode candidates for Na-ion batteries (NIBs), P2-type Na layered oxides usually exhibit various single-phase domains accompanied by different Na(+)/vacancy-ordered superstructures, depending on the Na concentration when explored in a limited electrochemical window. …”
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    Na(+)/vacancy disordering promises high-rate Na-ion batteries
  20. 220
    “…Water, as a ubiquitous and essential element in practical conditions and in the human body, plays a significant role in the applications of graphene/TiO(2) composites for both electronic devices and nanomedicine. Carbon vacancies, as common defects in chemically prepared graphene, also need to be considered for the application of graphene-based materials. …”
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    Water on Graphene-Coated TiO(2): Role of Atomic Vacancies
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