نتایج جستجو برای: 5 hzsm

تعداد نتایج: 1215774  

 فرایندهای فوتوکاتالیستی به عنوان یک روش کارآمد می‌تواند برای تصفیه فاضلاب های حاوی فلزات سنگین به کار گرفته شود. مطالعه حاضر با هدف سنتزنانوکاتالیست‏ZnO ‎‏ برپایه‏HZSM-5 ‎‏ و بررسی ویژگی فوتوکاتالیستی آن درکاهش موثر (Cr(VI انجام پذیرفت. نانوکامپوزیت ZnO/HZSM-5 به روش آب گرمایی/تلقیح سنتز شد و ماهیت آن با روش های XRD، FESEM ،EDX  وBET  مورد بررسی قرار گرفت. نتایج به دست آمده از تجزیه XRD وجود Z...

Journal: :Elkawnie: journal of islamic science and technology 2023

Abstract: The need for energy continues to increase along with rapid population growth. Fuel is one of the most critical sectors. However, limited availability fossil fuels and issue air pollution have prompted various studies find alternative that are renewable environmentally friendly. In this study, conversion castor oil into biohydrocarbons through hydrodeoxygenation (HDO) process using HZS...

Pt/Zr(x)-HMS/HZSM-5 catalysts with different ratios of Silicium/Zirconium (denoted as x) were studied for normal heptane reforming at 350-450 °C temperature range. For this purpose, the properties of the catalysts such as X-ray diffraction, X-ray fluorescence, Fourier-transform infrared spectroscopy, Ultraviolet–visible diffuse reflectance spectroscopy, NH3-temperature pro...

Journal: :Journal of Science and Technology Issue on Information and Communications Technology 2020

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