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6.842  Articles
1 of 685 pages  |  10  records  |  more records»
Synthesis of activated carbon from coconut shell waste with ZnCl2 activation using microwave heating have been carried out. Coconut shell consists of 36.51% lignin, 33.61% cellulose and 19.27% hemicellulose which causes it can be used as a precursor in th... see more

Synthesis of activated carbon from coconut shell waste with ZnCl2 activation using microwave heating have been carried out. Coconut shell consists of 36.51% lignin, 33.61% cellulose and 19.27% hemicellulose which causes it can be used as a precursor in th... see more

Do nhu c?u c?n c?m bi?n nh?y khí NH3 có d?c tính nh?y khí t?t, ho?t d?ng ? nhi?t d? phòng, chúng tôi dã ch? t?o c?m bi?n ki?u di?n tr? d?a trên v?t li?u t? h?p c?a ôxit ZnO và v?t li?u nano các bon (?ng nano các bon - CNT, graphene ôxit - GO). Trong dó, C... see more

Các nano tinh th? (NC) bán d?n ZnSe pha t?p ion Co2+ v?i n?ng d? thay d?i du?c ch? t?o thành công b?ng phuong pháp hoá u?t. C?u trúc và thành ph?n c?a các m?u du?c phân tích thông qua gi?n d? nhi?u x? tia X (XRD) và ph? tán s?c nang lu?ng tia X (EDX). S? ... see more

Studi tentang smart materials cukup menyita perhatian dalam beberapa tahun terakhir, salah satunya yaitu tentang Shape Memory Alloys (SMA). Banyak penelitian yang telah dilakukan untuk mengembangkan SMA menggunakan paduan Ni-Ti, namun karena paduan terseb... see more

Limbah pada dasarnya adalah suatu bahan yang terbuang atau dibuang dari suatu sumber hasil aktivitas manusia, (domestik) dalam melaksanakan suatu proses produksi biaanya menghasilkan zat buangan yang sering disebut sebagai limbah. Seng (Zn) merupakan loga... see more

Barium hexaferrite material as magnetic material can be used for wave absorption applications. However, to make the absorber material, the material must be soft magnetic material. For now, the barium hexaferrite problem is still a hardmagnetic material.&n... see more

Abstrak. Sel surya berbasis perovskite merupakan sel fotovoltaik generasi terakhir yang mampu memanfaatkan energi surya dengan efisiensi tinggi dan dapat difabrikasi melalui proses yang sederhana dan murah. Sejak diperkenalkannya perovskite solar cell (PS... see more

Abstrak. Telah berhasil dilakukan sintesis ZnFe2O4 menggunakan metode sol-gel. ZnO dan serbuk Fe3O4 dicampur dan dipanaskan menggunakan hotplate pada suhu 60oC selama satu jam. Efek dari doping ZnO pada mikrostruktur, morfologi dan sifat magnet dikarakter... see more

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