Mostrando 1,301 - 1,320 Resultados de 490,605 Para Buscar '"lead"', tiempo de consulta: 0.99s Limitar resultados
  1. 1301
    por Wei, Haotong, Huang, Jinsong
    Publicado 2019
    “…Halide lead perovskites have attracted increasing attention in recent years for ionizing radiation detection due to their strong stopping power, defect-tolerance, large mobility-lifetime (μτ) product, tunable bandgap and simple single crystal growth from low-cost solution processes. …”
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  2. 1302
    “…A high index of suspicion is needed to diagnose a chronic right ventricular lead perforation. They should be suspected in patients who develop breathlessness and have a sudden change in pacing parameters. …”
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  3. 1303
  4. 1304
    “…There is a cautionary tale of the historical dangers of applying an “obvious” solution to a problem, only to find that more investigation and an iterative approach can actually lead to the correct solution. In particular, the authors question the wisdom of implementing guidelines that have no provisions for re-examination, to assess both intended as well as unintended consequences that might occur. …”
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  5. 1305
  6. 1306
  7. 1307
    “…Direct capture of solar energy for organic synthesis is a promising approach. Lead (Pb)-halide perovskite solar cells reach 24.2% power conversion efficiency, rendering perovskite a unique type material for solar energy capture. …”
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  8. 1308
  9. 1309
    “…Based on the current observations, they provide unique opportunities for studying fungal-algal mutualisms including mechanisms leading to endosymbiosis.…”
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  10. 1310
    “…The electrochemical reduction must be activated by an initial high current pulse which prevents the passivation of the lead electrode. The alloying process leads to the formation of crystalline KPb. …”
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  11. 1311
  12. 1312
    “…Prostate cancer (PCa) is the most commonly diagnosed malignancy and the second leading cause of cancer-related death in American men. …”
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  13. 1313
    “…The trend toward designing large hydrophobic molecules for lead optimization is often associated with poor drug-likeness and high attrition rates in drug discovery and development. …”
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  14. 1314
  15. 1315
  16. 1316
    “…Patients with pacemakers experiencing new respiratory or cardiac symptoms should undergo a chest X‐ray and a device interrogation in order to check lead integrity.…”
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  17. 1317
  18. 1318
    “…Although subarachnoid haemorrhage causing cardiac arrest has been described in the literature, cerebellar haemorrhage leading to cardiac arrest is rare. The mechanism by which ICH patients develop cardiac arrest is likely explained by a massive catecholamine surge leading to cardiac stunning. …”
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  19. 1319
    por RÍsovÁ, Vanda
    Publicado 2019
    “…Placenta, the organ on which great attention is concentrated during pregnancy, represents an ineffective barrier to the transfer of hazardous heavy metals, mainly lead, into the foetus. The presence of lead in the placenta is an environmental hazard for a person's future. …”
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  20. 1320
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