Results 41 to 50 of about 19,273 (151)

Experimental and Numerical Thermo‐Mechanical Characterization of Polylactic Acid Fabricated by Fused Filament Fabrication

open access: yesPolymer Engineering &Science, EarlyView.
Experimental and numerical framework for characterizing the thermomechanical response of polylactic acid fabricated by fused filament fabrication. ABSTRACT This study investigates the thermomechanical response of polylactic acid (PLA) specimens fabricated by fused filament fabrication (FFF) at two nozzle temperatures (190°C and 230°C), while mechanical
B. Hanželič   +3 more
wiley   +1 more source

ENTANGLED PUBLIC ESSENTIALS: Female Perspectives on Public Toilets in Portugal and How to Propel Change

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract Women living in more affluent urban contexts have poor access to sanitary infrastructures owing to a lack of female public toilets. Existing toilets are often poorly maintained, and their design does not suit women’s daily needs. In this essay I use a mixed‐methods approach that combines the analysis of documents and secondary sources with the
Bruna Coelho
wiley   +1 more source

Search for the $U$ boson in the process $e^+ e^- \to U \gamma$, $U \to e^+ e^-$ with the KLOE detector

open access: yes, 2015
Dark Matter and Dark Energy are two of the most fundamental open questions in physics today. The existence of a light dark-force mediator has been hypothesized as a possible explanation for several unexplained physical phenomena.
Palladino, Anthony
core   +1 more source

Research on ignition matching for magnesium-based water ramjet engines

open access: yesCase Studies in Thermal Engineering
This paper addresses the ignition compatibility issues of the water ramjet engine (WRE). It studies the impact of several engine parameters on the ignition process and performance, including the primary water injection angle, primary water-fuel ratio ...
Jianying Huang   +3 more
doaj   +1 more source

Irish regional GDP since independence

open access: yesThe Economic History Review, EarlyView.
Abstract This paper constructs the first long‐run estimates of Irish regional gross domestic product (GDP) over the twentieth century and traces the relative economic performance of Ireland's regions since independence. Using an array of data sources available at a county level, output in agriculture, industry, and services in benchmark census years is
Alan de Bromhead, Seán Kenny
wiley   +1 more source

Local contact numbers in two dimensional packings of frictional disks

open access: yes, 2009
We analyze the local structure of two dimensional packings of frictional disks numerically. We focus on the fractions x_i of particles that are in contact with i neighbors, and systematically vary the confining pressure p and friction coefficient \mu. We
Henkes, Silke   +3 more
core   +1 more source

Sheared force-networks: anisotropies, yielding and geometry [PDF]

open access: yes, 2005
A scenario for yielding of granular matter is presented by considering the ensemble of force networks for a given contact network and applied shear stress $\tau$.
F. Radjai   +6 more
core   +3 more sources

Healthcare utilization and costs of atopic dermatitis in Taiwan

open access: yesJournal of the Formosan Medical Association, 2022
Background: Atopic dermatitis (AD) is a common chronic skin disease. Only relatively scant studies from Asian countries have attempted to quantify AD-associated healthcare utilization and costs by using population-based databases.
Ellen M. Lee   +6 more
doaj   +1 more source

Individual variability in activity patterns in Atlantic halibut (Hippoglossus hippoglossus) revealed using pop‐up satellite tags

open access: yesJournal of Fish Biology, EarlyView.
Abstract Understanding fish behaviour and activity patterns is essential for interpreting their ecology and the processes that shape population dynamics, yet such information remains limited for wild fishes because observing individuals in situ is challenging.
Marie‐Pier Boulanger   +4 more
wiley   +1 more source

Production and Characterization of Zeolite Membrane [PDF]

open access: yes, 2012
The use of bioethanol as an alternative fuel with a purity of more than 99.5% wt has prompted research on bioethanol purification. One of the promising methods used for bioethanol purification is pervaporation membrane.
Aprilina, Purbasari   +5 more
core  

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