Results 1 to 10 of about 791,980 (219)

Evaluation of the physical properties of slow release urea based on irradiated chitosan as a feed supplement [PDF]

BIO Web of Conferences, 2023
A favorable candidate for innovative feed supplement ingredients that can optimize nutrient utilization and reduce environmental impacts could be a slow-release urea based on irradiated chitosan.
Syahputra Akhmad Rasyid, Yunus Ade Lestari, Nilatany Asti, Oktaviani Oktaviani, Nuryanthi Nunung, Sasongko Wahidin Teguh, Bachtiar Taufiq   +6 more
doaj   +1 more source

Evaluation of HPGR and VRM for dry comminution of mineral ores [PDF]

Journal of Mining and Metallurgy. Section A: Mining, 2016
The mining industry is searching for more energy efficient and dry comminution equipment as an alternative to conventional crushing followed by wet grinding circuits.
Jankovic A., Ozer C., Valery W., Duffy K.   +3 more
doaj   +1 more source

Extension of SEIR Compartmental Models for Constructive Lyapunov Control of COVID-19 and Analysis in Terms of Practical Stability

Mathematics, 2021
Due to the worldwide outbreak of COVID-19, many strategies and models have been put forward by researchers who intend to control the current situation with the given means. In particular, compartmental models are being used to model and analyze the COVID-
Haiyue Chen, Benedikt Haus, Paolo Mercorelli   +2 more
doaj   +1 more source

A facial synthesis of nitrogen-doped reduced graphene oxide quantum dot and its application in aqueous organics degradation

Green Energy & Environment, 2022
N-doped reduced graphene oxide quantum dots (N-rGQDs) have attracted more and more attention in efficient catalytic degradation of aqueous organic pollutants.
He Zhao, Juehua Wang, Zhuangjun Fan, Yongbing Xie, Di Zhang, Shanshan Sun, Yi Zhang, Hongbin Cao   +7 more
doaj   +1 more source

A comparison of wear rates of ball mill grinding media [PDF]

Journal of Mining and Metallurgy. Section A: Mining, 2016
The Ball Mill Abrasion (BMA) test was developed by the University of Queensland Materials Performance group to simulate the high stress abrasion conditions experienced in production ball mills.
Jankovic A., Wills T., Dikmen S.
doaj   +1 more source

Characterization strategy of polymeric transition metal species transformation for high-purity metal recovery

Green Chemical Engineering, 2021
The aqueous metal species with similar chemical properties are usually extracted together, limiting deep separation for high-purity metal. However, rare attention has been paid to metal speciation characterization and transformation during separation ...
Jiawei Wen, Yan Wu, Shujie Lin, Pengge Ning   +3 more
doaj   +1 more source

CHALLENGES AND POLICY SUPPORTS IN INDONESIAN PHARMACEUTICAL RAW MATERIALS INDUSTRY

Jurnal Administrasi Kesehatan Indonesia, 2023
Background: Indonesian pharmaceutical industry is experiencing many challenges, spesficically their raw materials mostly are imported products. Several factors that cause the pharmaceutical raw materials industry to be challenging are lack of mastery of ...
Erwan Hermawan, Nur Anis Hadiyati, Adiarso Adiarso, Ermawan Darma Setiyadi, Siti Zunuraen, Dudi Hidayat, Anwar Wahyudi, Hartini Ahadiyatur Ru’yi   +7 more
doaj   +1 more source

Proteomics-Based Detection of Immune Dysfunction in an Elite Adventure Athlete Trekking Across the Antarctica

Proteomes, 2020
Proteomics monitoring of an elite adventure athlete (age 33 years) was conducted over a 28-week period that culminated in the successful, solo, unassisted, and unsupported two month trek across the Antarctica (1500 km).
David C. Nieman, Arnoud J. Groen, Artyom Pugachev, Andrew J. Simonson, Kristine Polley, Karma James, Bassem F. El-Khodor, Saradhadevi Varadharaj, Claudia Hernández-Armenta   +8 more
doaj   +1 more source

Development of a correlation equation between the diesterification of maleic anhydride and the acidic ionic liquids nature

Green Chemical Engineering, 2023
The sustainable synthesis of dimethyl maleate via diesterification through the utilization of ionic liquid (IL) is of great importance. However, the relationship between the ILs nature and the reactivity of diesterification is still unclear.
Yumei Liu, Shengxin Chen, Ran An, Xingsheng Wang, Ruixia Liu   +4 more
doaj   +1 more source

Effect of Al Content on Texture Evolution and Recrystallization Behavior of Non-Flammable Magnesium Sheet Alloys

Metals, 2021
The effect of Al content on the texture evolution and recrystallization behavior of the non-flammable Mg sheet alloys containing Ca and Y was investigated in this study.
Sumi Jo, Dietmar Letzig, Sangbong Yi
doaj   +1 more source