Results 81 to 90 of about 23,105 (198)

Cracks in refractory concrete: Transgranular or intergranular?

open access: yese-Journal of Nondestructive Testing
We examine refractory concrete samples imaged in situ while undergoing compression. We suggest a method for quantifying the degree of transgranular cracking based on segmenting the aggregate and the crack systems in the computed tomography images.
Christian Jung   +6 more
doaj   +1 more source

Diagnosis and Management of Stevens‐Johnson Syndrome and Toxic Epidermal Necrolysis in Pediatric Patients: A Systematic Review of Clinical Guidelines and Consensus Statements

open access: yesPediatric Dermatology, EarlyView.
ABSTRACT Stevens‐Johnson syndrome (SJS) and toxic epidermal necrolysis (TEN) are rare, life‐threatening mucocutaneous reactions. Pediatric mortality is lower than in adults, but children face higher risks of recurrence and long‐term sequelae. Despite disease severity, pediatric‐specific guidelines remain scarce and often extrapolated from adult ...
Rachel Creighton   +3 more
wiley   +1 more source

Print and Refractory Concrete: new opportunities in scale, surface and durability. [PDF]

open access: yes
The conference presentation will discuss a recent collaboration between artist printmaker Tracy Hill and ceramic researcher Dr Alasdair Bremner. The aim was to create large format 3D relief prints that retained a print quality, yet were rendered in a ...
Bremner, Alasdair, Hill, Tracy
core  

The making of pure quartzose sand in continental interiors: Paraná River (Brazil and Argentina)

open access: yesSedimentology, EarlyView.
ABSTRACT As part of a comprehensive project on sedimentary processes in South America, this study focuses on sediment generation in the intracratonic Paraná Basin and monitors the evolution of sand composition along the Paraná River from central Brazil to the Río de la Plata estuary in Argentina.
Eduardo Garzanti   +5 more
wiley   +1 more source

Compressive loading and response time behavior of concrete containing refractory brick coarse aggregates

open access: yesJournal of Engineering and Applied Science
This research aimed to determine compressive stress and response time of using refractory brick waste as alternative natural coarse aggregates combined with blended cement in manufacturing sustainable concrete.
Deti Deti   +2 more
doaj   +1 more source

Determination of the apparent porosity level of refractory concrete during a sintering process using an ultrasonic pulse velocity technique and image analysis [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2010
Concrete which undergoes a thermal treatment before (pre-casted concrete blocks) and during (concrete embedded in-situ) its life-service can be applied in plants operating at high temperature and as thermal insulation. Sintering is a process which occurs
LJUBICA M. PAVLOVIĆ, ANJA M. TERZIĆ
doaj  

Toward a “strong” normativity of fear in Hans Jonas and Aristotle

open access: yesThe Southern Journal of Philosophy, EarlyView.
Abstract What does it mean to say that one “ought” to undergo an emotion? In The Imperative of Responsibility, Hans Jonas provocatively asserts that twentieth‐century citizens “ought” to fear for the well‐being of future generations. I argue that Jonas's demand is not straightforwardly reducible to claims about the fittingness, expedience, or aretaic ...
Magnus Ferguson
wiley   +1 more source

Assessing The Role of Type of Colloidal Silica and Deflocculantes on Properties of Refractory Concrete Free Cement

open access: yesJournal of Engineering and Sustainable Development, 2013
Refractories used for construction the kilns. Refractory concrete is one of the most important types of refractories used for linings furnaces in cement, petrochemical industries and nuclear power plants.
عبير عبد القادر صالح
doaj  

“General Interest” Group or “Special Interest” Group? Understanding Nonworker Support for Unions

open access: yesSociological Forum, EarlyView.
ABSTRACT The labor movement has mounted a comeback in recent years, with breakthrough organizing and strikes at employers including Starbucks, Amazon, UPS, and the major automakers. The continuation of this trend, which could help stem rising economic inequality, may depend partly on how successful unions are at rallying public support. Yet this may be
Katherine Copas, Teke Wiggin
wiley   +1 more source

Modification of Refractory Concretes with Aeration Agents as a Method of Protection against the Phenomenon of Spalling

open access: yesRecycling, 2018
The aim of the work is to carry out tests analyzing the effectiveness of introducing pores to concrete on eliminating explosive spalling of concrete in fire conditions.
Paweł Ogrodnik   +2 more
doaj   +1 more source

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