Results 71 to 80 of about 776,607 (308)

Macronutrients as sources of food energy. [PDF]

open access: yes, 2005
This background paper considers the extent to which the development of new recommendations for dietary energy requirements needs to account for the macronutrient (fat, carbohydrate, protein and alcohol) profiles of different diets.
Prentice, Andrew M
core   +1 more source

Self‐supportive Three‐Way Photoelectrochemical System Achieving Uranium Recycling, Organic Oxidation, and Electricity Generation in Complex Waters

open access: yesAdvanced Functional Materials, EarlyView.
A self‐sustaining solar photoelectrochemical cell (SS‐PEC) is developed to recover uranium from aqueous UO22+ with concurrent organic oxidation and electricity production. The monolithical photoanode directly captures electrons from organic compounds, leading to the oxidation of organic compounds and the decomposition of uranium‐organic complexes ...
Yumei Wang   +7 more
wiley   +1 more source

Evaluation of Two-Wheel Tractor Fuel Consumption Rates During Direct Seeding of Sorghum and Pearl Millet in Sandy and Clayey Soils

open access: yesAdvances in Agriculture
Knowledge on the fuel consumption of agricultural tractors helps in the management and planning of farm operations. Fuel consumption data are also important in calculating the cost of using machinery to carry out operations and to estimate the ...
Tinashe Madzivanzira   +5 more
doaj   +1 more source

Gravimetric approach of fuel consumption in 30% biodiesel blends fuel: cost-effective solution of real-world fuel consumption measurement

open access: yesCogent Engineering
Using renewable energy sources, such as palm oil-based biodiesel, in diesel engines has demonstrated considerable potential. However, assessing their effectiveness requires comprehensive performance tests to facilitate economic evaluations, particularly ...
Henry Nolandy   +6 more
doaj   +1 more source

Prediction of Fuel Consumption for Enroute Ship Based on Machine Learning

open access: yesIEEE Access, 2019
Due to the hike in fuel price and environmental awareness by the International Maritime Organization, more attention has been given in order to optimize the fuel consumption of ships.
Zhihui Hu   +5 more
doaj   +1 more source

Determination of Operating Characteristics of 540 and 540E PTO Applications in Disc Type Silage Machines

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2020
In this study, performance characteristics such as power take off (PTO) power consumption, fuel consumption, fuel consumption for the unit field-unit product were determined at different working speeds with two different PTO applications (540 and 540E ...
Osman Özbek   +1 more
doaj   +1 more source

Non Thermal‐Driven Photocatalytic Ammonia Decomposition at Near‐Room Temperature on a Plasmonic Nanocone Array

open access: yesAdvanced Functional Materials, EarlyView.
Plasmonic photocatalytic ammonia decomposition occurs at near‐room temperature on a plasmonic Au nanocone array under visible light illumination. The nanostructure efficiently harnesses plasmonic modes, leading to increased reaction rates upon plasmon decay.
Thanh‐Lam Bui   +17 more
wiley   +1 more source

Impact of Road Gradient on Fuel Consumption of Light-Duty Diesel Vehicles

open access: yesAtmosphere
The geometric alignment of highways directly affects the fuel consumption of motor vehicles. To analyze the impact of the road gradient on fuel consumption, actual road tests were conducted in plateau and mountainous areas. Geographic Information Systems
Bigang Jiang   +6 more
doaj   +1 more source

Model-based estimation of light-duty vehicle fuel economy at high altitude

open access: yesAdvances in Mechanical Engineering, 2019
In order to estimate the light-duty vehicle fuel economy at high-altitude areas, the coast-down tests of a passenger car on level road were conducted at different elevations, and the coast-down resistance coefficients were calculated. Furthermore, a fuel
Lijun Hao   +7 more
doaj   +1 more source

Unassisted Photoelectrochemical Hydrogen Production Coupled with Selective Glucose Oxidation Using Metal Halide Perovskite Photoanodes

open access: yesAdvanced Functional Materials, EarlyView.
A metal halide perovskite‐based photoanode integrated with a CoNiFe layered double hydroxide (LDH) cocatalyst is reported for selective glucose oxidation reaction (GOR), achieving simultaneous and unassisted photoelectrochemical hydrogen production. This system delivers high photocurrent density, excellent Faradaic efficiency of GOR, and strong techno ...
Shujie Zhou   +12 more
wiley   +1 more source

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