Results 111 to 120 of about 364,037 (241)

Manufacturing of Composites by Pressure Infiltration, Structure and Mechanical Properties [PDF]

open access: yes, 2008
This paper presents the possibility of composite block production by using pressure infiltration technology. This method uses the pressure of an inert gas (usually argon or nitrogen) to force the melted matrix material to infiltrate the reinforcing ...
Dobránszky, János   +2 more
core  

Mixed‐methods systematic review exploring the associations underpinning active outdoor play with connection to nature and environmental stewardship

open access: yesPeople and Nature, EarlyView.
Abstract Active outdoor play has been positioned in the literature as an opportunity to address concerns over climate (in)action and the rising trend of disconnection from the outdoors and nature. The objective of this systematic review was to examine associations between active outdoor play and people's connection to nature and/or environmental ...
Louise de Lannoy   +10 more
wiley   +1 more source

Optimized machine learning approach for detecting TCP exhaustion attacks in modbus-TCP/IP networks

open access: yesJournal of Intelligent Systems
The Modbus TCP/IP protocol, widely adopted in industrial communications, lacks essential security features, making it vulnerable to cyberattacks such as TCP Connection Exhaustion. This paper proposes a machine learning-based detection framework using the
Dobrády Zoltán   +2 more
doaj   +1 more source

From scroll to sale: Predicting of customer engagement in impulse buying cycle on TikTok through the S-O-R model

open access: yesActa Psychologica
The popularity of TikTok is evident on a global scale, leading to its adoption by numerous companies as a promotional platform. The Stimulus - Organization - Reaction model has been validated in its capacity to describe the purchase process.
Tamás Vinkóczi   +3 more
doaj   +1 more source

The visible and invisible drivers of biocultural loss in the Amazon

open access: yesPeople and Nature, EarlyView.
Abstract The Amazon is rapidly approaching an ecological tipping point driven by deforestation, forest degradation and global climate change. These are visible issues that receive increasing political and public attention. However, the accelerating biocultural loss in the Amazon, including the extinction of Indigenous languages, the disruption of ...
Torsten Krause   +5 more
wiley   +1 more source

Development and Examination of Coated Coronary Stents [PDF]

open access: yes, 2007
The aim of this study is to show the developments carried out by us with coated stents, expansion properties, furthermore the failures of the coatings. The coating was examined before and after expansion, paying special attention to the curves.
Bognár, Eszter   +3 more
core  

Characteristics, properties and limitations of per‐ or polyfluoroalkyl substances (PFASs) and fluoropolymers

open access: yesPolymer International, EarlyView.
An overview and categorization of man‐made per‐ or polyfluoroalkyl substances (PFASs) including low‐molar‐mass and high‐molar‐mass fluorochemicals, and their international regulations is presented. Though certain PFASs are toxic, bioaccumulative and cross the human cellular membranes, others, such as fluoropolymers, are safe, reliable and involved in ...
Bruno Améduri
wiley   +1 more source

Georges Benko As I Knew Him [PDF]

open access: yes, 2011
Barta, Györgyi
core   +1 more source

Onium salts as catalysts in the liquid-phase oxidation of cyclohexene or tetraline by N2O [PDF]

open access: yes, 2008
The liquid-phase oxidation of cyclohexene or tetraline with N2O was studied in various solvents in the presence of onium salts or without them. The onium salts exerted significant promoting effect on the reactions.
Csányi, László J.   +2 more
core  

How digitisation of herbaria reveals the botanical legacy of the First World War

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Digitisation of herbarium collections is bringing greater understanding to bear on the complexity of narratives relating to the First World War and its aftermath – scientific and societal. Plant collecting during the First World War was more widespread than previously understood, contributed to the psychological well‐being of those involved and ...
Christopher Kreuzer, James A. Wearn
wiley   +1 more source

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