Oxidative

Bài viết trình bày nhận xét kết quả nồng độ Nitric oxide trong khí thở ra ở người bệnh có chồng lấp hen và bệnh phổi tắc nghẽn mạn tính giai đoạn ổn định điều trị ngoại trú tại phòng Quản lý bệnh phổi mạn tính - Bệnh viện Bạch Mai.

6p viciize 31-10-2024 2 2   Download

In this study, we report on the hydrothermal synthesis of ZnO nanorods and the change in photocatalytic properties with different hydrothermal temperatures in the decomposition of Methylene blue (MB) and Rhodamine B (RhB) under visible light.

11p viengfa 28-10-2024 2 1   Download

This paper studied the synthesis of calcium oxide (CaO) from snail shells by calcination, crushing, and grinding. Then, the sample was analyzed by X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM), specific surface area (BET), and particle size.

10p viengfa 28-10-2024 1 1   Download

Bài viết này mô tả quá trình tổng hợp nickel ferrite/graphene oxide dạng khử (NFG) và khảo sát khả năng xác định đồng thời acetaminophen và codeine phosphate bằng cách sử dụng điện cực biến tính NFG thu được.

12p viling 11-10-2024 1 1   Download

The present research develops soybean curd biochar loading goethite (SBCG) and soybean curd activated carbon loading goethite (SACG), a magnetic material made from soybean curd residue and Fe precursor (α-FeOOH), for advanced oxidation processes (AOPs) of TCH in aqueous solutions.

9p viling 11-10-2024 1 1   Download

This research focused on optimizing microencapsulation techniques for safflower oil using the complex coacervate between hydrolyzed karaya gum and Lima bean protein isolate and analyzing the influence of various drying methods on encapsulation efficiency and stability.

12p viling 11-10-2024 1 1   Download

In hydrogenated amorphous silicon/crystalline silicon (a-Si:H/c-Si) heterojunction (HJ) solar cell, the high contact resistance or high Schottky barrier at the back-surface field (BSF)/Indium Tin Oxide (ITO) is prejudicial to the majority carrier collections process, as it degrades the fill factor (FF), which in turn, cell efficiency.

16p viling 11-10-2024 1 1   Download

Trong nghiên cứu này, đồng oxide/đồng, bạc oxide được chế tạo bằng cách điện phân hòa tan anode từ các thanh đồng và bạc, và trong môi trường điện li thích hợp, dưới tác dụng của rung siêu âm để thu được các chế phẩm nano có tác dụng kháng khuẩn cao.

8p vifilm 11-10-2024 2 1   Download

Disposed batteries contain the hazardous sources that directly impact on the environment. Proper disposal of used batteries is a vital matter because of toxit component found in types of batteries. This study focuses on the reutilization of the disposed Zn-battery graphite to produce graphene oxide (GO) via electrochemical exfoliation.

8p viling 11-10-2024 3 0   Download

The wide investigation of zinc oxide (ZnO) nanorods is primarily driven by their exceptional utility in several industries, such as solar cells, sensors, photodetectors, photocatalysts, microchip technology, and piezoelectric transducers. There has been a growing focus in environmental defense applications on the use of ZnO nanorods as photocatalysts.

6p viling 11-10-2024 2 0   Download

Zinc oxide is highly sought after for several applications in biology, optoelectronics, electronics, and sensing. Zinc oxide nanorods exhibit a high exciton binding energy and a wide direct band gap, making them an attractive material for ultraviolet optoelectronic devices in the compound semiconductor field.

6p viling 11-10-2024 3 1   Download

In the present work, CeO2 with different loading was embedded on reduced graphene oxide (rGO) by a simple one-pot hydrothermal method. The synthesized samples were characterized using XRD, EDX mapping, FESEM, and UV-Vis DRS techniques.

11p vifilm 11-10-2024 3 1   Download

The materials with a spinel structure have gotten some attention for their resistance to oxidizing/reducing agents and their application in many fields such as pigments, refractory, electronic engineering, magnetism, and energy storage materials.

8p vifilm 11-10-2024 2 1   Download

The C2H2 zinc finger protein ZAT12 has been classified as a plant core abiotic stress response gene in the early response to multiple stresses. ZAT12 links the iron deficiency and oxidative stress responses through the direct interaction with/and negative regulation of a central regulator - FIT.

8p vibecca 01-10-2024 3 1   Download

Crop management practices in intensive vegetable production can influence nitrous oxide (N2O) emissions from soils. This study quantified seasonal N2O emissions and N2O emission intensities, and investigated the factors driving emissions in different vegetable management practices.

13p vibecca 01-10-2024 3 2   Download

In Vietnam, a tea-producing country, the tea buds and top three leaves are normally used for tea production while older leaves are pruned and discarded as agricultural waste in the winter. The present study aimed to exploit catechins from pruned tea leaves and use them as natural antioxidants for applications in the food industry.

12p vibecca 01-10-2024 4 2   Download

With the rapid growth of economic development, the circular economy has been raised in many international environmental and socio-economic conferences and forums nowadays. The recycling of plastic waste was one of those aspects. This paper studied the potential of directly reusing plastic bottle caps as bio-carriers in moving bed bioreactors without further waste processing.

11p viyoko 01-10-2024 3 1   Download

Infrared decoy flares are one of the effective measures used to protect aircraft against current infrared-guided missiles. This article presents studies of the effects of nanoFe2O3 and graphene on the burning and radiance characteristics of the MTV pyrotechnic compositions.

6p viyoko 01-10-2024 2 0   Download

Bài viết trình bày tổng hợp SnO2 kích thước nano bằng phương pháp kết tủa kết hợp phương pháp nung ở pha rắn. Hoạt tính xúc tác quang của SnO2 được đánh giá bằng phản ứng phân hủy RhB dưới sự chiếu xạ của ánh sáng mặt trời.

5p vikwong 29-09-2024 10 1   Download

Bài viết trình bày kết quả nghiên cứu chế tạo vật liệu nano Cu trên bề mặt điện cực indium tin oxide (ITO) bằng phương pháp lắng đọng điện hóa CA (chronoamperometry). Tính chất điện hóa, cấu trúc, hình thái cũng như khả năng xúc tác khử CO2 của các vật liệu được khảo sát bằng các phương pháp quét thế vòng tuần hoàn (cyclic voltammetry – CV), nhiễu xạ tia X (X-ray diffraction - XRD), hiển vi điện tử quét (scanning electron microscopy – SEM) và quét thế tuyến tính (Linear sweep voltammetry – LSV).

5p vikwong 29-09-2024 2 1   Download