Results 11 to 20 of about 4,484,038 (290)

Impact of sample preservation and manipulation on insect gut microbiome profiling : a test case with fruit flies (Diptera, Tephritidae) [PDF]

open access: yes, 2019
High-throughput sequencing (HTS) techniques are of great value for the investigation of microbial communities, and have been extensively used to study the gut microbiome.
Augustinos, Antonios   +6 more
core   +1 more source

Influence of double solution treatment on hardness in 17-4 pH steel

open access: yesZaštita Materijala, 2015
The investigated material is a corrosion-resistant, Cu precipitation hardened steel 17-4PH, which undergoes a macroscopic contraction, as a result of applying the following heat treatment: double solution treatment at 1028°C for 1 h (condition A), ageing
Roman Sowa   +4 more
doaj   +1 more source

Development and application of micromechanical techniques for characterising interfacial shear strength in fibre-thermoplastic composites [PDF]

open access: yes, 2012
The development of single fibre pull-out and microbond tests for characterising interfacial strength in thermoplastic composites is reviewed in detail. Manufacture of an experimental jig and sample preparation regimes for both tests are described.
Thomason, James, Yang, Liu
core   +1 more source

Development of thin film microextraction method for the multi-residue analysis of selected pesticides

open access: yesAdvances in Sample Preparation, 2023
Pesticides are a class of compounds that are used to protect agricultural products. However, the uncontrolled use of these chemicals increases the risks associated with their overdosing and rises a significant concern about their effect on human health ...
Kübra Kahremanoğlu   +2 more
doaj   +1 more source

Magnetic nanoparticles for removing inorganic arsenic species from waters: A proof of concept for potential application

open access: yesAdvances in Sample Preparation, 2023
Inorganic arsenic is considered one of the most critical and severe environmental problems due to its high toxicity even at low levels of exposure, causing serious health problems.
Yesica Vicente-Martínez   +4 more
doaj   +1 more source

Automated processing of whole blood samples for the determination of immunosuppressants by liquid chromatography tandem-mass spectrometry [PDF]

open access: yes, 2006
Background: Liquid chromatography tandem-mass spectrometry (LC-MS/MS) is an efficient technology for routine determination of immunosuppressants in whole blood; however, time-consuming manual sample preparation remains a significant limitation of this ...
Spöhrer, Ute, Vogeser, Michael
core   +1 more source

Purge and trap in-tube colorimetric detection method for the determination of ethanol in alcoholic and non-alcoholic beverages

open access: yesAdvances in Sample Preparation, 2022
A simple and cost-effective analytical approach based on the combination of purge and trap technique coupling with smartphone-based image analysis was developed for the sensitive detection of ethanol.
Waleed Alahmad   +5 more
doaj   +1 more source

Sample preparation and EFTEM of meat samples for nanoparticle analysis in food [PDF]

open access: yes, 2014
Nanoparticles are used in industry for personal care products and the preparation of food. In the latter application, their functions include the prevention of microbes' growth, increase of the foods nutritional value and sensory quality.
Dudkiewicz, Agnieszka, Lari, L.
core   +1 more source

Task-specific ionic liquids: Applications in sample preparation and the chemistry behind their selectivity

open access: yesAdvances in Sample Preparation, 2022
Task-specific ionic liquids (TSILs) represent a sub-family of ionic liquids characterized by their high specificity towards a target analyte or group of analytes.
Mauricio Llaver   +5 more
doaj   +1 more source

Preparation of an ultra-cold sample of ammonia molecules for precision measurements [PDF]

open access: yes, 2014
We present experiments in which an ultra-cold sample of ammonia molecules is released from an electrostatic trap and recaptured after a variable time.
Bethlem, Hendrick L.   +3 more
core   +2 more sources

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