Results 81 to 90 of about 953,275 (337)

Recent Advances on Thermochromic Inks for Security Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Thermochromic security inks have garnered interest in recent years as security elements for authentication, information encryption, and anti‐counterfeiting. This review outlines different types of thermochromic materials, how they have been developed as functional inks, and how advancements in property enhancement, sustainability, and printing ...
Duarte B. Oliveira   +5 more
wiley   +1 more source

A Review on Microreactor Design for Effective Fischer–Tropsch Process Intensification

open access: yesAdvanced Materials Technologies, EarlyView.
Design strategies for effective Fischer–Tropsch process intensification are summarized based on experimental and simulation experiences. Recommendations for catalyst loading of packed‐bed and wash‐coated microchannel, microtube, micromonolith, and microstructured reactors are discussed.
Yangjun Wei   +5 more
wiley   +1 more source

Sustainable and Impactful Education: Community Development within The Fourth Industrial Revolution (4IR ) In South Africa: STEAM Evaluation [PDF]

open access: yesJournal of Education and Learning Technology
South Africa, amidst the Fourth Industrial Revolution’s challenges, explores sustainable education intersecting with community development. Employing a mixed-methods approach, the study scrutinized educational dynamics. A case study method selected three
Limkani Sincuba
doaj   +1 more source

EXTENSÃO UNIVERSITÁRIA COM VISTAS AO ENGAJAMENTO FEMININO NA ÁREA DE STEAM: RELATO DE UMA VIVÊNCIA JUNTO AO GRUPO PETECA DA UNESP - CÂMPUS DE SOROCABA

open access: diamond, 2021
Bianca Themoteo da Silva   +3 more
openalex   +1 more source

Techno‐Economic Analysis of Polylactic Acid from Corn Stover: Understanding Uncertainty and Variability via Artificial Intelligence Tools

open access: yesAdvanced Sustainable Systems, EarlyView.
This study analyses the uncertainty and variability existing in the economic performance of polylactic acid (PLA) production, via integrating techno‐economic analysis with process models and Monte Carlo simulation enabled by artificial intelligence. The results show that the minimum selling price varies from $2,107 to $3076/t PLA.
Yinqiao Wang   +5 more
wiley   +1 more source

Investigations of torrefied biomass grindability using a modified Hardgrove test

open access: yesE3S Web of Conferences, 2017
This paper presents results of investigations of torrefied biomass grindability using a modified Hardgrove test. The following types of torrefied biomass were used during the testing: alder chips, palm kernel shells and willow chips. Tests were conducted
Tymoszuk Mateusz
doaj   +1 more source

Oppression as a Statutory Ground for Corporate Dissolution [PDF]

open access: yes, 1965
  In the case of a severe accident in a nuclear power plant the reactor may heat up, melt and mix with fuel material to form a substance called corium.
Cassirer, Albin, Gullberg, Daniel
core   +1 more source

Multiomics Analyses Reveal an Essential Role of Tryptophan in Treatment of csDMARDs in Rheumatoid Arthritis

open access: yesAdvanced Science, EarlyView.
Rheumatoid arthritis is a disease characterized by joint inflammation. Approximately 50% of patients show insufficient response to traditional synthetic disease‐modifying antirheumatic drugs. This study aims to elucidate differential molecular profiles of the mechanisms underlying drug responses through multi‐omics strategy.
Congcong Jian   +26 more
wiley   +1 more source

A comparative analysis of readiness for digital technology-driven instructional practice of grade-8 science teachers in Morocco, South Africa & Ivory Cost

open access: yesScientific African
Factors influencing educational outcomes go beyond teachers' ability to engage students effectively. Recently, innovative and discovery-oriented digital teaching technologies have been widely adopted in many developed countries to help explain complex ...
Segun Michael Ojetunde, Umesh Ramnarain
doaj   +1 more source

The thermo-stressed state of steam turbine rotors during plant start-up [PDF]

open access: yes, 2016
This article suggests the use of the value of the thermo-stressed state in the turbine steam input stage as one of the key parameters characterizing the start-up reliability of the turbine plant cycle.
Brodov, Yu., Goloshumova, V.
core   +2 more sources

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