Results 31 to 40 of about 263,525 (263)

Activity for Diesel Particulate Matter Oxidation of Silver Supported on Al2O3, TiO2, ZnO, and CeO2: The Effect of Oxygen Concentration [PDF]

open access: yesE3S Web of Conferences, 2023
Particulate matter (PM) is a problem for human health the major producer of PM are diesel engines. The diesel particulate filters (DPFs) are used for the limitation of the PM.
Promhuad Punya   +5 more
doaj   +1 more source

Enhancement in Photocatalytic Efficiency of Commercial TiO2 Nanoparticles by Calcination: A Case of Doxycycline Removal

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2022
In this study, the pure and calcined forms of Degussa TiO2 were applied for photocatalytic removal of doxycycline - a broad-spectrum tetracycline antibiotic.
Nguyen Thi Cam Tien   +5 more
doaj   +1 more source

Simulating Dye-Sensitized TiO2 Heterointerfaces in Explicit Solvent: Absorption Spectra, Energy Levels, and Dye Desorption [PDF]

open access: yes, 2011
Dye-sensitized solar cells (DSCs) represent a valuable, efficient, and low-cost alternative to conventional semiconductor photovoltaic devices. A deeper understanding of the dye/semiconductor heterointerface and of the dye-sensitized semiconductor ...
Fantacci, Simona   +2 more
core   +1 more source

Novel Multiphase CO2 Photocatalysis System Using N-TiO2/CNCs and CO2 Nanobubble

open access: yesInternational Journal of Technology
In this study, a novel CO2 photocatalysis system was developed by modifying TiO2 as a photocatalyst and introducing CO2 nanobubble to the system. TiO2 photocatalyst is modified by adding CNCs as support to increase the surface area and adding nitrogen
Haroki Madani   +5 more
doaj   +1 more source

The Effect of Dispersed State to Control of Radiative Properties of Coatings Pigmented with Nanoparticles

open access: yesJournal of Thermal Science and Technology, 2012
This study describes nanoparticle pigmented coatings used in controlling the radiative properties of surfaces exposed to sunlight. The effect of particle dispersed state to reflectance of the coating is discussed.
Hiroki GONOME   +5 more
doaj   +1 more source

TiO2 Application for the Photocatalytical Inactivation of S. enterica, E. coli and M. luteus Bacteria Mixtures

open access: yesEnvironmental and Climate Technologies, 2020
Water contamination by various bacteria, viruses and other pathogens is a great threat to human health. Amongst other Advanced Oxidation Processes TiO2 photocatalysis is considered as one of the most efficient treatment for the polluted wastewater ...
Kuliesiene Neringa   +6 more
doaj   +1 more source

Optimization and Mechanism Elucidation of Catalytic Photodegradation Methylene Blue by TiO2/Zeolite Coal Fly Ash Nanocomposite Under H2O2 Presence

open access: yesSains Natural
The synthetic dye methylene blue is utilized in many industries. However, it harms the aquatic ecosystem. Methylene blue causes wastewater to become colored.
Linda Jati Kusumawardani   +4 more
doaj   +1 more source

TỔNG HỢP, ĐẶC TRƯNG VÀ HOẠT TÍNH QUANG XÚC TÁC CỦA VẬT LIỆU Cu2O/TiO2/rGO DƯỚI TÁC DỤNG CỦA ÁNH SÁNG KHẢ KIẾN

open access: yesTạp chí Khoa học Đại học Huế: Khoa học Tự nhiên, 2020
Trong bài báo này, vật liệu quang xúc tác Cu2O/TiO2/rGO đã được tổng hợp bằng phương pháp thuỷ nhiệt. Các mẫu tổng hợp được đặc trưng bằng các phương pháp nhiễu xạ tia X (XRD), hồng ngoại (FT−IR), năng lượng tán xạ tia X (EDX), hiển vi điện tử truyền qua
Nguyen Thi Anh Thu   +2 more
doaj   +1 more source

Microstructural, Mechanical, and Textural Evolution of Dissimilar Combination of Laser‐Welded Maraging Steel and 4340 Steel

open access: yesAdvanced Engineering Materials, EarlyView.
The present work reports the microstructural, mechanical, and texture evolution of a dissimilar combination laser‐welded maraging steel with 4340 steel. This is important for aerospace applications. The demand for dissimilar welding is growing rapidly with the requirement of efficient and durable joints.
Bharat Behl   +3 more
wiley   +1 more source

تأثیر نانوپرکننده های دی اکسیدتیتانیم و مونت موریلونیت بر ویژگی های توپوگرافی، حرارتی و نوری فیلم های زیست نانوکامپوزیت بر پایه نشاسته [PDF]

open access: yesمجله پژوهش‌های علوم و صنایع غذایی ایران, 2016
در این پژوهش، فیلم های زیست نانو کامپوزیت نشاسته‌ی نرم شده (PS) حاوی نانولایه های دو بعدی سدیم مونت موریلونیت (MMT) و نانوذرات سه بُعدی دی اکسید تیتانیم (TiO2) به روش قالب ریزی تهیه شدند.
سید امیر اولیایی   +3 more
doaj   +1 more source

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