يعرض 1,281 - 1,300 نتائج من 1,806 نتيجة بحث عن '(( 20 1 decrease ) OR ( 10 (((peter OR per) decrease) OR (((nn decrease) OR (a decrease)))) ))*', وقت الاستعلام: 0.20s تنقيح النتائج
  1. 1281

    Impact of SARS-CoV-2 on Ambient Air Quality in Northwest China (NWC) حسب Zaib, Shah

    منشور في 2021
    "…The proportion of air quality Class I improved by 32.14%, and the number of days with PM2.5, SO2, and NO2 as primary pollutants decreased while they increased for PM10, CO, and O3 in 2020. …"
    احصل على النص الكامل
    احصل على النص الكامل
  2. 1282
  3. 1283

    Managing multitype capacity resources for frequency regulation in unit commitment integrated with large wind ramping حسب Hemmati, Reza

    منشور في 2021
    "…It is verified that decreasing the frequency regulation capacity by 10% reduces wind integration level by 94%. …"
    احصل على النص الكامل
    احصل على النص الكامل
  4. 1284
  5. 1285
  6. 1286
  7. 1287
  8. 1288

    Facile Electrochemical Synthesis of Highly Efficient Copper-Cobalt Oxide Nanostructures for Oxygen Evolution Reactions حسب Nath, Narayan Chandra Deb

    منشور في 2020
    "…An optimized nanopetal structure of CuxCo3-xO4 (x = 0.95, annealed at 200 °C) shows a considerably high Faradaic efficiency (∼93%) with a remarkably low overpotential (∼230 mV) at a benchmark current density (J) of 10 mA cm-2; at the same J in an alkaline solution (1 M KOH) for OER, it also exhibits high durability (up to 100 h). …"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
  9. 1289
  10. 1290
  11. 1291
  12. 1292

    Enhancing thermal and mechanical response of aluminum using nanolength scale TiC ceramic reinforcement حسب Reddy M.P.

    منشور في 2018
    "…the present work, nano-sized titanium carbide (0.5, 1.0 and 1.5 vol%) reinforced aluminum (Al) metal matrix composites were synthesized by powder metallurgy incorporating microwave sintering and hot extrusion. …"
    احصل على النص الكامل
    احصل على النص الكامل
  13. 1293
  14. 1294
  15. 1295
  16. 1296
  17. 1297
  18. 1298

    Synthesis and properties of HA/ZnO/CNT nanocomposite حسب Ding M.

    منشور في 2018
    "…The goal of this study was to examine the tribomechanical properties of hydroxyapatite (HA)/ZnO and HA/ZnO/CNT composite ceramics (carbon nanotubes; with different ratios 0.5 wt%, 1.0 wt%, and 1.5 wt%). The composites were synthesized using the hydrothermal method in an autoclave. …"
    احصل على النص الكامل
    احصل على النص الكامل
  19. 1299
  20. 1300