Results 21 to 30 of about 262,309 (231)

Disalignment rate coefficient of argon $\mathrm{2p_8}$ due to nitrogen collision [PDF]

open access: yes, 2020
Tunable diode laser induced fluorescence (TDLIF) measurements are discussed and quantitatively evaluated for nitrogen admixtures in argon plasma under the influence of a strong magnetic field. TDLIF measurements were used to evaluate light-transport properties in a strongly magnetized optically thick argon/nitrogen plasma under different pressure ...
arxiv   +1 more source

Nitrogen Efficiency in Agriculture in Europe and India

open access: yesThe Scientific World Journal, 2001
Nitrogen balance sheets are useful tools for studying the quantitative aspects of nutrients. Nitrogen balance sheets have been prepared for the animal production system, crop production system, and for the agricultural sector as a whole for all 15 member
Klaas W. Van der Hoek
doaj   +1 more source

Modelling of a miniature microwave driven nitrogen plasma jet and comparison to measurements [PDF]

open access: yes, 2021
The MMWICP (Miniature MicroWave ICP) is a new plasma source using the induction principle. Recently Klute et al. presented a mathematical model for the electromagnetic fields and power balance of the new device. In this work the electromagnetic model is coupled with a global chemistry model for nitrogen, based on the chemical reaction set of ...
arxiv   +1 more source

Nitrogen balance and ruminal assessment in male and female sheeps fed rations containing castor cake under different treatments

open access: yesSemina: Ciências Agrárias, 2014
Was evaluated the influence of alternative methods of detoxification of castor cake on nitrogen balance and ruminal evaluation in sheep fed isocaloric and isonitrogenous experimental diets.
Rafael Nogueira Furtado   +5 more
doaj   +1 more source

The effect of high nitrogen pressures on the habitable zone and an appraisal of greenhouse states [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 494, 1, 259 to 270 (2020), 2020
The habitable zone is the main tool that mission architectures utilize to select potentially habitable planets for follow up spectroscopic observation. Given its importance, the precise size and location of the habitable zone remains a hot topic, as many studies, using a hierarchy of models, have assessed various factors including: atmospheric ...
arxiv   +1 more source

Modelling the size of Nitrogen c(2x2) islands on Cu(001) with elastic multisite interactions [PDF]

open access: yes, 2020
An extended elastic eigenvector approach for adatom interactions is applied to model Nitrogen c(2x2) Atom islands on Cu(001). Oscillating interactions between adatom monomers or dimers are considered. Attractive pair interactions of adatoms are able to describe agglomeration but fail to explain the size of islands.
arxiv   +1 more source

Assessment of protein requirements by nitrogen balance [PDF]

open access: yesProceedings of the Nutrition Society, 1969
The earliest estimates of protein requirements, such as those of Smith (1863) and Pavy (1874) who recommended about 125 g per day for the average working man, were based on studies of the diets of individuals or of groups of subjects who were considered to be healthy and leading ...
P. R. Payne, D. S. Miller
openaire   +6 more sources

Cow-level factors associated with nitrogen utilization in grazing dairy cows using a cross-sectional analysis of a large database

open access: yesJournal of Dairy Science, 2023
: Reducing nitrogen pollution while maintaining milk production is a major challenge of dairy production. One of the keys to delivering on this challenge is to improve the efficiency of how dairy cows use nitrogen.
E. Tavernier   +5 more
doaj  

Parâmetros ruminais e balanço de nitrogênio em ovinos alimentados com rações contendo resíduo da extração da polpa de tamarindo

open access: yesSemina: Ciências Agrárias, 2015
Avaliou-se os parâmetros ruminais, o consumo, a produção fecal e urinária de nitrogênio e o balanço de nitrogênio (BN) em ovinos alimentados com níveis crescentes de resíduo da extração da polpa de tamarindo - REPT (0,0%, 5,0%, 10,0% e 15,0% na MS ...
Luiz Juliano Valério Geron   +9 more
doaj   +1 more source

Nitrogen dynamic in wheat (Triticum aestivum L.) agroecosystem as influenced by intra- and interspecific competition [PDF]

open access: yesPlanta Daninha
Background: The study of both intra- and interspecific competitions in Wheat (Triticum aestivum L.) agroecosystem is quite complex and it is essential to understand the influence of nitrogen in these competitions.
Sara Asadi   +2 more
doaj   +2 more sources

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