Results 31 to 40 of about 2,278,026 (322)

Decomposition of nitrates by decomposition in the dark [PDF]

open access: yesJournal of the Franklin Institute, 1881
n ...
openaire   +1 more source

Analysis of pit latrine microbiota reveals depth-related variation in composition, and key parameters and taxa associated with latrine fill-up rate

open access: yesFrontiers in Microbiology, 2022
Pit latrines are used by billions of people globally, often in developing countries where they provide a low-tech and low-cost sanitation method. However, health and social problems can arise from a lack of emptying or maintenance of these facilities.
Umer Zeeshan Ijaz   +17 more
doaj   +1 more source

Decomposition into Cycles I: Hamilton Decompositions [PDF]

open access: yes, 1990
In this part we survey the results concerning the partitions of the edge-set of a graph into Hamilton cycles or into Hamilton cycles and a single perfect matching.
Brian Alspach   +2 more
openaire   +3 more sources

Impaired Firing Behavior of Individually Tracked Paretic Motor Units During Fatiguing Contractions of the Dorsiflexors and Functional Implications Post Stroke

open access: yesFrontiers in Neurology, 2020
Introduction: This study quantified stroke-related changes in the following: (1) the averaged discharge rate of motor units (individually tracked and untracked) identified from high-density electromyography (HD-EMG) recordings, (2) global muscle EMG ...
Francesco Negro   +6 more
doaj   +1 more source

Tracing 33P-labelled organic phosphorus compounds in two soils: New insights into decomposition dynamics and direct use by microbes

open access: yesFrontiers in Soil Science, 2023
IntroductionOrganic phosphorus (Po) compounds constitute an important pool in soil P cycling, but their decomposition dynamics are poorly understood. Further, it has never been directly tested whether low molecular weight Po compounds are taken up by ...
Daniel Wasner   +6 more
doaj   +1 more source

ON SHIMURA'S DECOMPOSITION [PDF]

open access: yesInternational Journal of Number Theory, 2013
Let k be an odd integer ≥ 3 and N be a positive integer such that 4|N. Let χ be an even Dirichlet character modulo N. Shimura decomposes the space of half-integral weight cusp forms Sk/2(N,χ) as a direct sum [Formula: see text] where F runs through all newforms of weight k - 1, level dividing N/2 and character χ2, the space Sk/2(N,χ,F) is the subspace
openaire   +3 more sources

Comparison of acid and alkaline pre-treatment of lignocellulosic materials for biogas production

open access: yesPlant, Soil and Environment, 2022
This work deals with the study of a pre-treatment method promoting degradability of lignocellulosic biomass and hence biogas yield therefrom, as this material is challenging to decompose due to its structure.
Barbora Jankovičová   +4 more
doaj   +1 more source

A sparse decomposition of low rank symmetric positive semi-definite matrices [PDF]

open access: yes, 2016
Suppose that $A \in \mathbb{R}^{N \times N}$ is symmetric positive semidefinite with rank $K \le N$. Our goal is to decompose $A$ into $K$ rank-one matrices $\sum_{k=1}^K g_k g_k^T$ where the modes $\{g_{k}\}_{k=1}^K$ are required to be as sparse as ...
Hou, Thomas Y.   +2 more
core   +3 more sources

Method and algorithm of decomposition for the synthesis of programs of control of electrical equipment complex objects

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2017
The article considers dimension problems of electrical equipment complex objects in developing test programs in the context of programming diagnostic tasks.
Ju. V. Myasnikova
doaj   +1 more source

Preparation information and optimal decompositions for mixed quantum states [PDF]

open access: yes, 2000
Consider a joint quantum state of a system and its environment. A measurement on the environment induces a decomposition of the system state. Using algorithmic information theory, we define the preparation information of a pure or mixed state in a given ...
Abramowitz M.   +6 more
core   +2 more sources

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