Results 11 to 20 of about 2,094,173 (188)

Application of TiO2 Nanoparticles in Clay Roofing Tiles as a Photocatalytic Active Material

open access: yesMaterials Proceedings, 2022
A novel roofing tile was developed containing various types of nanoparticles of titanium dioxide (TiO2). Experiments were conducted using three types of TiO2 nanoparticles with and without polyethylene glycol (PEG).
Maria Kouroutzi   +4 more
doaj   +1 more source

Ancient rhetoric as a hermeneutical tool for the analysis of characterization in narrative literature [PDF]

open access: yes, 2010
This article argues that the conceptualization of the notions of character and characterization in ancient rhetorical treatises can serve as a hermeneutical tool for the analysis of characterization in narrative literature.
De Temmerman, Koen
core   +2 more sources

Analysis of Texture and Anisotropic Elastic Properties of Additively Manufactured Ni-Base Alloys

open access: yesMetals, 2022
Additive manufacturing of metallic materials generates strong crystallographic textures, leading to anisotropic elastic properties on the macroscopic scale. The impact of the processing parameters on the resulting texture requires suitable techniques for
Thomas Obermayer   +2 more
doaj   +1 more source

Web User Session Characterization via Clustering Techniques [PDF]

open access: yes, 2005
We focus on the identification and definition of "Web user-sessions", an aggregation of several TCP connections generated by the same source host on the basis of TCP connection opening time.
Bianco, Andrea   +4 more
core   +1 more source

What is special about the divisors of 24? [PDF]

open access: yes, 2012
What is an interesting number theoretic or a combinatorial characterization of the divisors of 24 amongst all positive integers? In this paper I will provide one characterization in terms of modular multiplication tables.
Chebolu, Sunil K.
core   +1 more source

Towards stable electrode–electrolyte interphases: Regulating solvation structures in electrolytes for rechargeable batteries

open access: yesInterdisciplinary Materials, 2023
Rechargeable batteries are highly in demand to power various electronic devices and future smart electric grid energy storage. The electrode–electrolyte interphases play a crucial role in influencing the electrochemical performance of batteries, with the
Mengying Ma   +4 more
doaj   +1 more source

Applying soft matter techniques to solve challenges in cryopreservation

open access: yesFrontiers in Soft Matter, 2023
Cryopreservation allows the long-term storage of biological material, and has become integral for numerous applications including assisted reproductive technologies, stem cell therapies, blood banking, and species preservation.
Saffron J. Bryant   +3 more
doaj   +1 more source

A Comprehensive Mixed-Mode Time-Domain Load- and Source-Pull Measurement System [PDF]

open access: yes, 2010
We present a novel test set devised for nonlinear balanced device characterization using load-pull techniques. The system is capable of measuring the voltage and current waveforms at the calibration reference planes while independently tuning the device ...
Bonino, Serena   +3 more
core   +1 more source

Android Malware Characterization using Metadata and Machine Learning Techniques [PDF]

open access: yes, 2017
Android Malware has emerged as a consequence of the increasing popularity of smartphones and tablets. While most previous work focuses on inherent characteristics of Android apps to detect malware, this study analyses indirect features and meta-data to ...
Guzmán, Antonio   +3 more
core   +2 more sources

Spectroscopic Understanding of SnO2 and WO3 Metal Oxide Surfaces with Advanced Synchrotron Based; XPS-UPS and Near Ambient Pressure (NAP) XPS Surface Sensitive Techniques for Gas Sensor Applications under Operational Conditions

open access: yesSensors, 2019
The most promising and utilized chemical sensing materials, WO3 and SnO2 were characterized by means advanced synchrotron based XPS, UPS, NAP-XPS techniques. The complementary electrical resistance and sensor testing experiments were also completed.
Engin Ciftyürek   +4 more
doaj   +1 more source

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