Results 21 to 30 of about 739,886 (333)

Utilizing Computer-Assisted Vocabulary Learning Tools in English Language Teaching: Examining In-Service Teachers' Perceptions of the Usability of Digital Flashcards [PDF]

open access: yes, 2017
This study explores five in-service teachers' perceptions with regards to the technical and pedagogical usability of digital flashcards in English language teaching. All the teachers were enrolled in a one-year Masters of Art in English Language Teaching
Alnajjar, Marwa, Brick, Billy
core   +1 more source

Towards an automatized and objective assessment of data from visual inspections of building envelopes

open access: yesActa Polytechnica CTU Proceedings, 2022
The renovation planning process is filled with uncertainties and subjective decisions. These make the decisions upon what and when to renovate a complex and ambiguous problem.
Jan Mandinec, Pär Johansson
doaj   +1 more source

Improving thermal conductivity of fired clay brick using sawdust waste [PDF]

open access: yes, 2018
The demand for energy efficient design and construction has become progressively important with the growing energy costs and increasing awareness on the effects of global warming.
Abas, Nor Haslinda   +5 more
core   +1 more source

Utilization of Solid Waste from Brick Industry and Hydrated Lime in Self-Compacting Cement Pastes

open access: yesMaterials, 2021
The huge amount of solid waste from the brick manufacturing industry can be used as a cement replacement. However, replacement exceeding 10% causes a reduction in strength due to the slowing of the pozzolanic reaction.
M. Shah   +4 more
semanticscholar   +1 more source

Manufacturing of Clayey Bricks by Synergistic Use of Waste Brick and Ceramic Powders as Partial Replacement of Clay

open access: yesSustainability, 2021
Clay bricks are extensively used as building material worldwide. Natural soil deposits are in constant reduction due to the frequent use of clay to manufacture bricks. About 1600 billion bricks are produced annually by the consumption of millions of tons
Anwar Khitab   +9 more
semanticscholar   +1 more source

Iron (III) Oxide-Based Ceramic Material for Radiation Shielding

open access: yesCeramics, 2020
We developed a new ceramic from raw material mainly composed of iron (III) oxide. The measured attenuation coefficient of the ceramic for high-energy gamma rays was in the range 0.268–0.355, which is approximately 40% of that of lead and twice that of ...
Hiroyuki Mori   +3 more
doaj   +1 more source

Hidden Degeneracy in the Brick Wall Model of Black Holes [PDF]

open access: yes, 2003
Quantum field theory in the near-horizon region of a black hole predicts the existence of an infinite number of degenerate modes. Such a degeneracy is regulated in the brick wall model by the introduction of a short distance cutoff.
Abromowitz M.   +4 more
core   +2 more sources

SUSTAINABILITY: MASONRY’S CORNER STONE OR STUMBLING BLOCK?

open access: yesGestão & Tecnologia de Projetos, 2012
Sustainability has become an essential part of the construction industry within the last decade. Manufacturers have changed products and production methods in response to this clarion call.
J. Gregg Borchelt
doaj   +1 more source

Eco-Friendly Fired Brick Produced from Industrial Ash and Natural Clay: A Study of Waste Reuse

open access: yesMaterials, 2021
Bottom ash (BA) is an industrial solid waste formed by the burning of coal. The environmental problems and storage costs caused by this waste increase with every passing day.
N. Doğan-sağlamtimur   +4 more
semanticscholar   +1 more source

Analytical Chemistry Methods of Estimating the Original Firing Temperature of Bricks from a 19th Century Convent in the Philippines: Perspective of a Southeast Asian Country | Mga Pamamaraan ng Mapanuring-Kimika sa Pagtantya ng Orihinal na Temperatura ng Pagsunog sa Ladrilyo Mula sa Isang Ika-19 na Siglong Kumbento sa Pilipinas: Pananaw ng Isang Bansa sa Timog-Silangang Asya

open access: yesSPAFA Journal, 2021
Countries in Southeast Asia have a unique and diverse culture due to its varied ethnic groups having different traditions and beliefs. The process of manufacturing building materials such as brick masonry is one aspect where this distinctiveness is ...
Jan-Michael Cayme
doaj   +1 more source

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