Results 21 to 30 of about 14,462 (269)

Inter-Laboratory Correlation Exercise with Portable Emissions Measurement Systems (PEMS) on Chassis Dynamometers

open access: yesApplied Sciences, 2018
The recently introduced Real Driving Emissions (RDE) light-duty vehicle emissions regulation requires testing with Portable Emissions Measurement Systems (PEMS) during type approval and in-service conformity. The studies on the accuracy of PEMS today are
Barouch Giechaskiel   +11 more
doaj   +1 more source

A personal, distributed exposimeter: procedure for design, calibration, validation, and application [PDF]

open access: yes, 2016
This paper describes, for the first time, the procedure for the full design, calibration, uncertainty analysis, and practical application of a personal, distributed exposimeter (PDE) for the detection of personal exposure in the Global System for Mobile ...
Gängler, Stephanie   +7 more
core   +2 more sources

Assessment of the Readability of Web-Based Patient Education Material From Major Canadian Pediatric Associations: Cross-sectional Study

open access: yesJMIR Pediatrics and Parenting, 2022
BackgroundWeb-based patient education materials (PEMs) are frequently written above the recommended reading level in North America.
Alice Man, Courtney van Ballegooie
doaj   +1 more source

Information technology and performance management for build-to-order supply chains [PDF]

open access: yes, 2007
En las siguientes líneas se plantea un artículo de reflexión que tiene en cuenta parte del marco teórico que sustenta la investigación titulada “Prácticas pedagógicas que promueven la competencia argumentativa escrita (CAE) en niños campesinos de los ...
Angappa Gunasekaran   +3 more
core   +2 more sources

PEMS EMISSIONS TESTING OF HEAVY DUTY VEHICLES/ENGINES: ASSESSMENT OF PEMS PROCEDURES IN FULFILMENT OF ARTICLE 14(3) TO REGULATION (EU) 582/2011 [PDF]

open access: yes, 2015
The Euro VI Regulation (EC) No 595/2009 and the implementing Regulation [2] (EC) 582/2011 introduces a procedure for PEMS testing as a mandatory part of the type approval legislation in order to check the conformity of heavy-duty engines with the ...
MENDOZA VILLAFUERTE PABLO   +1 more
core   +1 more source

Renormalization algorithm for the calculation of spectra of interacting quantum systems [PDF]

open access: yes, 2005
We present an algorithm for the calculation of eigenstates with definite linear momentum in quantum lattices. Our method is related to the Density Matrix Renormalization Group, and makes use of the distribution of multipartite entanglement to build ...
A. Auerbach   +6 more
core   +5 more sources

PEM Fuel Cells: Modeling

open access: yes, 2017
Proton exchange membrane fuel cell (PEMFC) operation involves multiphase mass, charge, and heat transport, complex electrochemical reactions, and physical processes that occur at multiple spatial and time scales, e.g., from double-layer effects occurring in milliseconds to catalyst degradation which becomes only significant after many hours of ...
Secanell, Marc   +4 more
openaire   +3 more sources

Polyelectrolyte multilayer films as backflushable nanofiltration membranes with tunable hydrophilicity and surface charge [PDF]

open access: yes, 2010
A diverse set of supported polyelectrolyte multilayer (PEM) membranes with controllable surface charge, hydrophilicity, and permeability to water and salt was designed by choosing constituent polyelectrolytes and by adjusting conditions of their ...
Aimar, Pierre   +4 more
core   +4 more sources

3515 Readability of online patient education materials on gynecologic malignancies from major medical associations

open access: yesJournal of Clinical and Translational Science, 2019
OBJECTIVES/SPECIFIC AIMS: Patients are increasingly using online materials to learn about gynecologic cancer. Recent studies demonstrate that 85-96% of patients with a gynecologic malignancy utilize the Internet as a health resource.
David Samuel   +3 more
doaj   +1 more source

Intrinsically Cross‐Linked ECM‐Like Multilayers for BMP‐2 Delivery Promote Osteogenic Differentiation of Cells

open access: yesAdvanced Materials Interfaces, 2023
Surface coatings prepared by layer‐by‐layer technique permit loading of growth factors (GFs) and their spatially controlled release. Here, native chondroitin sulfate (nCS), oxidized CS (oCS100), or mixture of both (oCS50) are combined with collagen I ...
Reema Anouz   +7 more
doaj   +1 more source

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