Results 121 to 130 of about 1,169,427 (354)

Laser Metal Deposited Ti4822 Hollow Pipe: Experimental and Computational Modelling Study

open access: yesAdvanced Engineering Materials, EarlyView.
Laser metal deposition (LMD) of a crack‐free built Ti4822 alloys is challenging. This article reports outstanding characteristics of a hollow pipe that is built with LMD technology when a predicted, nontransformation substrate temperature of 800 °C is used.
Sadiq A. Raji   +5 more
wiley   +1 more source

Cost-of-illness of knee osteoarthritis: potential cost savings by not undergoing arthroplasty within the first 2 years

open access: yesClinicoEconomics and Outcomes Research, 2019
Kevin L Ong,1 Maria Runa,1 Edmund Lau,2 Roy D Altman3 1Biomedical Engineering, Exponent, Inc, Philadelphia, PA, USA; 2Health Sciences, Exponent, Inc, Menlo Park, CA, USA; 3School of Medicine, University of California, Los Angeles, CA, USA Purpose ...
Ong KL, Runa M, Lau E, Altman RD
doaj  

Optimized Shapley value cost allocation model for carriers’ collaboration in road haulage transportation

open access: yesJournal of Sustainable Development of Transport and Logistics
Transportation carriers can achieve significant profit or cost savings if they collaborate rather than engage in wasteful competition among themselves.
Harrison Obiora Amuji   +6 more
doaj   +1 more source

Efficient method to detect and correct errors caused by radiation on digital filters [PDF]

open access: yes, 2008
University Carlos III of Madrid in collaboration with University Antonio de Nebrija has developed a technique to protect digital filter implementations, frequently used in communications and signal processing against the errors caused by radiation.
Azcorra Saloña, Arturo
core   +1 more source

Composite Electrospun Fibers Containing Optimized B‐ and Cu‐Doped Bioactive Glass Sol‐Gel Particles for Potential Soft Tissue Engineering Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This article describes the preparation and characterization of poly(ε‐caprolactone) electrospun composite fibers incorporating sol‐gel‐derived bioactive glass particles doped with B and Cu. Scanning electron microscopy, energy‐dispersive X‐ray spectroscopy, Fourier‐transform infrared spectroscopy, contact angle, acellular bioactivity, mechanical and ...
Elisa Piatti   +5 more
wiley   +1 more source

Real-Time Operating System/360 [PDF]

open access: yes, 1969
RTOS has a cost savings advantage for real-time applications, such as those with random inputs requiring a flexible data routing facility, display systems simplified by a device independent interface language, and complex applications needing added ...
Hoffman, R. L.   +5 more
core   +1 more source

Micropleated Nanofibrous Filters for High‐Efficiency Submicron Aerosol Filtration: A Comparative Study with Chemical, Biological, Radiological, and Nuclear Gas Mask Filters

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents micropleated filters manufactured by needleless electrospinning. Nanofibers are deposited onto uniaxially pre‐stretched substrates that contract upon release, forming densely packed micropleats. This architecture increases effective surface area without enlarging the filter size, achieving quality factors comparable to those of ...
Aleksandr Fadeev   +6 more
wiley   +1 more source

True cost estimation of common imaging procedures for cost-effectiveness analysis - insights from a Singapore hospital emergency department

open access: yesEuropean Journal of Radiology Open
Objectives: There is a lack of clear and consistent cost reporting for cost-effectiveness analysis in radiology. Estimates are often obtained using costing derived from hospital charge records.
Yi Xiang Tay   +8 more
doaj   +1 more source

Trace Nickel Activated Biphasic Core‐CuOii/Shell‐CuOi Secondary Microspheres Enable Room Temperature Parts‐Per‐Trillion‐Level NO2 Detection

open access: yesAdvanced Engineering Materials, EarlyView.
An idea of designing novel sensors is proposed by creating appropriate Schottky barriers and vacancies between isomorphous Core‐CuOii/ Shell‐CuOi secondary microspheres and enhancing catalytic and spill‐over effects, and electronegativity via spontaneous biphasic separation, self‐assembly, and trace‐Ni‐doping.
Bala Ismail Adamu   +8 more
wiley   +1 more source

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