Results 41 to 50 of about 4,790,269 (352)

Determination of Thirty-five Veterinary Drug Residues in Black Chicken by Modified QuEChERS-Ultra High Performance Liquid Chromatography Tandem Mass Spectrometry [PDF]

open access: yesZhipu Xuebao, 2023
In this study, a modified QuEChERS (Quick, Easy, Cheap, Effective, Rugged, and Safe) method with using a reduced graphene oxide-modified melamine sponge (r-GO@MeS) as matrix purification material was developed for the determination of 35 veterinary drug ...
JI Bao-cheng;YANG Lan-rui;CHENG Ying-xin;HOU Zhu-chen;LV Jia;XU Xu;BAI Yan-hong
doaj   +1 more source

Optimized Dynamic Monitoring and Quality Management System for Post-Harvest Matsutake of Different Preservation Packaging in Cold Chain

open access: yesFoods, 2022
The quality of Tibetan matsutake drops during cold chain transportation. To extend the shelf life and improve the market value, this study analyzed the matsutake logistics process, and optimized the dynamic monitoring and quality management systems for ...
Zihan Yang   +3 more
semanticscholar   +1 more source

Shaping the Future of Cold Chain 4.0 Through the Lenses of Digital Transition and Sustainability

open access: yesIEEE transactions on engineering management
The digitization of supply chain management lies at the crux of modern industry and similar trends are noticeable in the cold chain (CC) under the cold chain 4.0 (CC 4.0) concept.
Shashi   +3 more
semanticscholar   +1 more source

The structure of cross-ventilation flow in an isolated cylindrical building: Numerical study

open access: yesEnergy and Built Environment
Cross-ventilation serves as an efficient means to expel pollutants and heat from buildings, requiring no energy consumption due to variations in wind pressure. The structure of the cross-ventilation flow significantly influences ventilation effectiveness.
Puxian Ding   +4 more
doaj   +1 more source

A protein model exhibiting three folding transitions

open access: yes, 2000
We explain the physical basis of a model for small globular proteins with water interactions. The water is supposed to access the protein interior in an "all-or-none" manner during the unfolding of the protein chain.
Alex Hansen   +31 more
core   +1 more source

Antiferromagnetic Heisenberg Spin Chain of a Few Cold Atoms in a One-Dimensional Trap [PDF]

open access: yes, 2015
We report on the deterministic preparation of antiferromagnetic Heisenberg spin chains consisting of up to four fermionic atoms in a one-dimensional trap.
Bjerlin, Johannes   +7 more
core   +2 more sources

Internet of Things enabled real time cold chain monitoring in a container port

open access: yesJournal of Shipping and Trade, 2022
Purpose Seaports are regarded as significant actors in global logistics and supply chains since a large part of the cargoes carried over the globe are being processed there.
A. Cil, Dini Abdurahman, I. Cil
semanticscholar   +1 more source

A two-stage decision-support approach for improving sustainable last-mile cold chain logistics operations of COVID-19 vaccines

open access: yesAnnals of Operations Research, 2022
The COVID-19 pandemic has become a global health and humanitarian crisis that catastrophically affects many industries. To control the disease spread and restore normal lives, mass vaccination is considered the most effective way.
Eugenia Ama Andoh, Hao Yu
semanticscholar   +1 more source

Research on Cold Chain Logistics Traceability System of Fresh Agricultural Products Based on Blockchain

open access: yesComputational Intelligence and Neuroscience, 2022
Traditional cold chain logistics has problems such as centralized data storage, low data reliability, easy data tampering, and difficulty in locating responsible persons, which leads to the inability to guarantee consumer rights. To solve these problems,
Xinghua Zhang, Yongjie Sun, Yongxin Sun
semanticscholar   +1 more source

Formation of Volatile Flavor Compounds and Changes in Fat Oxidation in Blunt-snout Bream by Traditional Sun-drying and Shade-drying

open access: yesShipin gongye ke-ji, 2023
In this experiment, blunt-snout bream was used as raw material, and the pickled blunt-snout bream was processed by two traditional drying methods, sun-drying and shade-drying, and by measuring peroxide value, acid value, anisidine value, polydilute index,
Fangxue CHEN   +10 more
doaj   +1 more source

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