Results 51 to 60 of about 5,969,015 (233)

Examination of heavy metal input from flood sediments in agricultural landscapes [PDF]

open access: yesE3S Web of Conferences
The purpose of research is the ecological assessment of the impact of flood sedimentation on arable land of the Oka River floodplain agrolandscape.
Ilinskiy Andrey   +2 more
doaj   +1 more source

Conceptual approaches to assessment and allocation of unused lands for organic agriculture projects

open access: yesНовые технологии, 2021
The purpose of the research is to develop a scientifically based system for assessing and allocating unused agricultural lands for the creation of organic agriculture projects. The Methods.
V. V. Borodychev   +2 more
doaj   +1 more source

Specific Features of Solid Fuels Combustion in Oxygen Atmosphere with Recirculation of CO2

open access: yesEurasian Chemico-Technological Journal, 2015
Aspects of coal combustion have been experimentally studied under oxyfuel conditions, one of the promising technologies for carbon capture and storage (CCS). Here, the thermogravimetric analysis (TGA) method was chosen as an experimental technique.
D. A. Melnikov, G. A. Ryabov
doaj   +1 more source

Ethics – research, engineering, design… they’re all the same aren’t they? [PDF]

open access: yes, 2014
This paper considers how and to what extent product design ethics is understood by professionals in design practice and undergraduate students of product and engineering design and how, if at all, design ethics differ from engineering and/or research ...
Blount, G.   +2 more
core  

Etyka budowania wizerunku w kodeksach etyki inżynierskiej [PDF]

open access: yes, 2014
The article discusses problems of image development in selected professional engineering communities, as expressed in their ethical codes. Specific codified norms are presented and their likely effects discussed on two levels: personal and social.
Wajszczyk, Piotr
core   +1 more source

Effects of roughness and resonant-mode engineering in all-dielectric metasurfaces

open access: yesNanophotonics, 2020
The development of all-dielectric metasurfaces vigorously prompts the applications of optical metasurfaces for the visible and near-IR light range. Compared to IR or longer wavelength light, visible and near-IR light have shorter wavelengths. As a result,
Yang Hao   +10 more
doaj   +1 more source

0.74 W Broadband Degenerate Femtosecond MgO-Doped Periodically Poled Lithium Niobate (MgO: PPLN) Optical Parametric Oscillator at 2056 nm

open access: yesPhotonics
The degenerate optical parametric oscillator (OPO) is demonstrated to generate high-power, broadband mid-infrared MgO-doped periodically poled lithium niobate (MgO:PPLN) femtosecond laser at 151 MHz, synchronously pumped by a commercial Kerr-lens mode ...
Yuxiang Zhao   +7 more
doaj   +1 more source

Functional LiTaO3 filler with tandem conductivity and ferroelectricity for PVDF-based composite solid-state electrolyte

open access: yesEnergy Materials and Devices, 2023
Composite solid-state electrolytes have received significant attention due to their combined advantages as inorganic and polymer electrolytes. However, conventional ceramic fillers offer limited ion conductivity enhancement for composite solid-state ...
Yu Yuan   +10 more
doaj   +1 more source

Engineering design project : series 2 [PDF]

open access: yes, 2017
This book is a compilation of engineering design projects which illustrates a detail explanation on the design process including all tools and methods involved in each design stage.

core  

R-GA: AN EFFICIENT METHOD FOR PREDICTIVE MODELING OF MEDICAL DATA USING A COMBINED APPROACH OF RANDOM FORESTS AND GENETIC ALGORITHM [PDF]

open access: yesICTACT Journal on Soft Computing, 2016
Medical data mainly includes data of patients and their associated symptoms. Detecting a disease is becoming costly in terms of money and effort. Medical care will be much better if the predictions can be made with minimal efforts.
S.S. Shah, M.A. Pradhan
doaj  

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