Results 1 to 10 of about 651,282 (299)

One-Pot Preparation of Mixed-Mode Reversed-Phase Anion-Exchange Silica Sorbent and its Application in the Detection of Cyclopiazonic Acid in Feeds and Agricultural Products [PDF]

open access: yesFoods
A novel co-bonded octyl and pyridine silica (OPS) sorbent was prepared and applied for the solid phase extraction (SPE) of cyclopiazonic acid (CPA, a type of mycotoxin) in feed and agricultural products for the first time.
Xuan Hu   +7 more
doaj   +2 more sources

Use of Commercial Mixed-Mode Stationary Phases and Sorbents in the High-Performance Liquid Chromatography Analysis and Solid-Phase Extraction of Ionized and Hydrophilic Bioactive Compounds [PDF]

open access: yesMolecules
Mixed-mode high-performance liquid chromatography (HPLC) is increasingly used for the analysis of ionic and highly hydrophilic drugs, which are difficult to separate by conventional single-mode HPLC.
Takeshi Fukushima   +3 more
doaj   +2 more sources

The Effect of Temperature and Heating–Cooling Cycles on Mode I, Mode II and Mixed-Mode I-II Fracture Toughness of Sandstone [PDF]

open access: yesMuhandisī-i manābi̒-i ma̒danī, 2021
In the case of explosions and fires, the rocks undergo a cycle of heating and cooling. For that, first, they are exposed to considerable heat and then cooled after extinguishing the fire.
Sh. Latifi, M. Hosseini, M. Mahdikhani
doaj   +1 more source

Voltage Differencing Buffered Amplifier-Based Novel Truly Mixed-Mode Biquadratic Universal Filter with Versatile Input/Output Features

open access: yesApplied Sciences, 2022
In this paper, a first-of-a-kind mixed-mode universal filter employing three VDBAs and three passive components, is proposed. The filter operates in all four modes and provides all five filter responses, namely voltage-mode (VM), current-mode (CM), trans-
Mohammad Faseehuddin   +4 more
doaj   +1 more source

Non-Affinity Purification of Antibodies

open access: yesAntibodies, 2023
Currently, purification of antibodies is mainly carried out using a platform technology composed primarily of Protein A chromatography as a capture step, regardless of the scale.
Tsutomu Arakawa   +7 more
doaj   +1 more source

An Approach to Predicting Fatigue Crack Growth Under Mixed-Mode Loading Based on Improved Gaussian Process

open access: yesIEEE Access, 2021
This paper proposes an approach to predicting fatigue crack growth under mixed-mode loading based on improved Gaussian process. In terms of analyzing the theoretical background for fatigue crack growth, a corresponding finite element model is built to ...
Honghui Wang   +6 more
doaj   +1 more source

A Model of Damage for Brittle and Ductile Adhesives in Glued Butt Joints

open access: yesTechnologies, 2021
The paper presents a new analytical model for thin structural adhesives in glued tube-to-tube butt joints. The aim of this work is to provide an interface condition that allows for a suitable replacement of the adhesive layer in numerical simulations ...
Maria Letizia Raffa   +2 more
doaj   +1 more source

Design of 7T SRAM Using InGaAs-Dual Pocket-Dual Gate-Tunnel FET for IoT Applications

open access: yesIEEE Access, 2023
The Internet of Things (IoT) is becoming increasingly popular in areas like wearable communication devices, biomedical devices, and home automation systems.
Gadarapulla Rasheed   +1 more
doaj   +1 more source

Stress intensity factors for mixed-mode crack growth in imitation models under biaxial loading

open access: yesFracture and Structural Integrity, 2020
In this paper, a procedure to calculate stress intensity factors for imitation models of titanium alloys is proposed. Fatigue cracks are detected in a disk and blade dovetail type attachment in service.
R.R. Yarullin   +3 more
doaj   +1 more source

Effect of Window Openable Area and Shading on Indoor Thermal Comfort and Energy Efficiency in Residential Buildings with Various Operating Modes

open access: yesAtmosphere, 2022
Solar heat gain and natural ventilation cooling of the indoor environment in buildings are highly influenced by the shading and openable area of windows.
Jiandong Ran   +6 more
doaj   +1 more source

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