Results 11 to 20 of about 9,039,490 (311)

Synthesis of Phosphotungstic acid/S-doped g-C3N4 Photocatalyst and Its Photocatalytic Degradation of Organic Pollutants in Aqueous Solutions

open access: yesMedžiagotyra, 2022
The S-doped g-C3N4 (SCN) was prepared by thermal condensation method using thiourea as a precursor, and then the phosphotungstic acid (PTA)/SCN composite photocatalytic material was prepared by reflux adsorption method.
Pengxi LI   +4 more
doaj   +1 more source

Investigation on the mechanism of structural reconstruction of biochars derived from lignin and cellulose during graphitization under high temperature

open access: yesBiochar, 2023
The structural reconstruction mechanism of lignin and cellulose-derived biochars during direct graphitization under ultra-high temperatures was intensively investigated.
Chao Chen   +10 more
doaj   +1 more source

Effects of Prepolymerization, Temperature, and Hydrogen Concentration on Kinetics of Propylene Bulk Polymerization Using a Commercial Ziegler-Natta Catalyst

open access: yesAdvances in Polymer Technology, 2022
The effects of prepolymerization, temperature, and hydrogen concentration on propylene bulk polymerization with a commercial Ziegler-Natta catalyst were investigated, and the apparent polymerization rate constants were estimated by varying reaction ...
Huiyue Liu   +4 more
doaj   +1 more source

Quantitative measurement of chain crosslink of poly(butylene succinate-co-terephthalate)(PBST) mulch film during degradation above the soil in cotton growth

open access: yesResults in Materials, 2023
Degradation of poly (butylene succinate-co-terephthalate) (PBST) mulch film in the vast cotton field in the dry and windy plain has been studied. The films within 3 months' use which were above the soil and far away from the plant were selected collected
Cui Zheng   +10 more
doaj   +1 more source

Multi-hazard Coupling Effects in Chemical Process Industry-Technical Report [PDF]

open access: yes, 2022
As one of the typical safety-critical systems, the chemical process industry (CPI) is congested with high-risk industrial processes, usually prone to the so-called multi-hazard coupling scenarios.
Tao, Zeng   +5 more
core   +1 more source

Suspension System Control Based on Type-2 Fuzzy Sliding Mode Technique

open access: yesComplexity, 2022
This paper presents a new method of intelligent control for vehicle suspension. First, the suspension system is modeled with all the details, and then based on the obtained model, the sliding mode control is designed for it. The controller parameters and
Zheng Wang   +5 more
doaj   +1 more source

Chemical industry: Servitization in niches

open access: yes, 2022
S.131-150The chemical industry represents an important share of global manufacturing and all other manufacturing sectors employ products made by the chemical industry.
Lay, Gunter, Buschak, Daniela
core   +1 more source

The Role of the Chemical Industry in Chemophobia

open access: yes, 2022
The perception of the chemical field by the public has degraded proportionally with the growth of the industry. Chemical plants, as the largest source of chemical production and storage, have significant impact on the levels of chemophobia harbored in ...
Lucian A. Lucia, Leigh M. Dement
core   +1 more source

Synthesis and antibacterial activity of benzimidazole amides based on computer-aided technology [PDF]

open access: yesBIO Web of Conferences
Benzimidazole compounds are benzoheterocyclic compounds containing 2 nitrogen atoms. These compounds not only have broad-spectrum biological activities such as antihypertensive, antiparasitic, antibacterial and antifungal, but also play a great role in ...
Liu Liya   +4 more
doaj   +1 more source

An integrated decision-making approach for sustainable supplier selection in the chemical industry [PDF]

open access: yes, 2021
Due to an increased awareness of ecological protection and resultant stringent legislations, business organizations are highly motivated to improve the sustainable performance of their supply chain in order to achieve sustainable development goals.
Barnes, D.   +5 more
core   +1 more source

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