Mostrando 3,161 - 3,180 Resultados de 99,129 Para Buscar '" metal"', tiempo de consulta: 0.38s Limitar resultados
  1. 3161
    “…Although encouraging signs of metallic or near-metallic transport have been reported, a thorough demonstration of nonzero conductivity, σ, in the 0 K limit has been elusive. …”
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  2. 3162
  3. 3163
    “…Owing to the synergistic combination of a hybrid organic–inorganic nature and a chemically active porous structure, metal–organic frameworks have emerged as a new class of crystalline materials. …”
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  4. 3164
  5. 3165
    “…In particular, by adsorption of alkaline (Li or Na) atoms we obtain a nodal line metal at room temperature, with a continuum of Dirac points around the perimeter of the Brillouin zone. …”
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  6. 3166
    “…Metal nanoparticles have received substantial attention in the past decades for their applications in numerous areas, including medicine, catalysis, energy, and the environment. …”
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  7. 3167
    “…Consisting of small and large triangles and rectangles, these tilings are based on the metallic means of multiples of 3, have a 6-fold rotational symmetry, and can be viewed as a projection of a non-cubic 4-D superspace lattice. …”
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  8. 3168
    por Dai, Jianhong, He, Dongye, Song, Yan
    Publicado 2019
    “…First principles calculations were carried out to study the equilibrium properties of metals, including the electrons at bonding critical point; e(bcp); cohesive energy; E(coh); bulk modulus; B; and, atomic volume; V. 44 pure metals, including the s valence (alkali), p valence (groups III to V), and d valence (transition) metals were selected. …”
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  9. 3169
    “…However, the processes for metallization of ORMOCERs as well as for sealing of metallized surfaces have not been fully developed. …”
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  10. 3170
    “…Several reports show that chemical amendments can improve the metal accumulation in different plant parts without actually affecting the growth of the plant. …”
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  11. 3171
    “…Many metal reducing bacteria are motile with their run-and-tumble behavior exhibiting series of flights and waiting-time spanning multiple orders of magnitude. …”
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  12. 3172
    “…This article reviews the use of metal complexes as contrast agents (CA) and radiopharmaceuticals for the anatomical and functional imaging of the liver. …”
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  13. 3173
    “…[Image: see text] A well-known demonstration is adapted to simplify the illustration of heterogeneous catalytic oxidation of ammonia. Various metal catalyst wires are placed above the liquid level in a flask containing concentrated ammonia. …”
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  14. 3174
    “…The slowing-down effect of the extracted metal ions under its exposure has been studied for the first time, using theoretical and experimental approaches. …”
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  15. 3175
    “…Metallic implant materials possess adequate mechanical properties such as strength, elastic modulus, and ductility for long term support and stability in vivo. …”
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  16. 3176
  17. 3177
    “…Transition metals have essential roles in brain structure and function, and are associated with pathological processes in neurodegenerative disorders classed as proteinopathies. …”
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  18. 3178
    “…Hyperaccumulators typically refer to plants that absorb and tolerate elevated amounts of heavy metals. Due to their unique metal trafficking abilities, hyperaccumulators are promising candidates for bioremediation applications. …”
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  19. 3179
    “…This method features the transition metal-free light-induced room temperature transformation of pyridotriazoles into pyridyl carbenes, which are capable of smooth arylation, X–H insertion, and cyclopropanation reactions. …”
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  20. 3180
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