Results 31 to 40 of about 27,357,740 (266)

Artificial arenite from wastes of natural sandstone industry

open access: yesMateriales de Construccion, 2019
An artificial arenite was developed from the waste of the sandstone industry. The waste sandstone was treated to obtain different grain sizes that were recombined to reproduce the natural texture.
C. Conde-Vázquez   +2 more
doaj   +1 more source

Security in the Internet of Things Application Layer: Requirements, Threats, and Solutions

open access: yesIEEE Access, 2022
Communication systems and networks are evolving as an integral part of not only of our everyday life but also as a part of the industry, fundamental infrastructures, companies, etc.
Mahmoud Abbasi   +3 more
doaj   +1 more source

Functional identities of one variable

open access: yes, 2013
Let $A$ be a centrally closed prime algebra over a characteristic 0 field $k$, and let $q:A\to A$ be the trace of a $d$-linear map (i.e., $q(x)=M(x,...,x)$ where $M:A^d\to A$ is a $d$-linear map).
Brešar, Matej, Špenko, Špela
core   +1 more source

A quantitative model for IcR product in d-wave Josephson junctions [PDF]

open access: yes, 2007
We study theoretically the Josephson effect in d-wave superconductor / diffusive normal metal /insulator/ diffusive normal metal/ d-wave superconductor (D/DN/I/DN/D) junctions.
A. D. Zaikin   +11 more
core   +3 more sources

Candidates for non-zero Betti numbers of monomial ideals

open access: yes, 2016
Let $I$ be a monomial ideal in the polynomial ring $S$ generated by elements of degree at most $d$. In this paper, it is shown that, if the $i$-th syzygy of $I$ has no element of degrees $j, \ldots, j+(d-1)$ (where $j \geq i+d$), then $(i+1)$-syzygy of ...
Pour, Ali Akbar Yazdan
core   +2 more sources

Prediction of triple-charm molecular pentaquarks

open access: yes, 2017
In a one-boson-exchange model, we study molecular states of double-charm baryon ($\Xi_{cc}(3621)$) and a charmed meson ($D$ and $D^*$). Our model indicates that there exist two possible triple-charm molecular pentaquarks, a $\Xi_{cc}D$ state with $I(J^P)=
Chen, Rui, Hosaka, Atsushi, Liu, Xiang
core   +1 more source

Hands‐on protocol for preparing water‐soluble fractions from agri‐food samples for NMR‐based metabolomics analysis

open access: yesFEBS Open Bio, EarlyView.
This research protocol outlines a workflow for nuclear magnetic resonance (NMR)‐based metabolomics in the agri‐food sector. Using two case studies—strawberry leaves (solid matrix) and wine (liquid matrix)—it details the procedures for sample preparation, data acquisition, and processing.
Andrea Fernández‐Veloso   +4 more
wiley   +1 more source

A Framework to Improve Energy Efficient Behaviour at Home through Activity and Context Monitoring

open access: yesSensors, 2017
Real-time Localization Systems have been postulated as one of the most appropriated technologies for the development of applications that provide customized services.
Óscar García   +3 more
doaj   +1 more source

A Comprehensive Overview of the Clinical, Electrophysiological, and Neuroimaging Features of BPAN: Insights From a New Case Series

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Neurodegeneration with brain iron accumulation (NBIA) comprises a genetically and clinically heterogeneous group of rare neurological disorders characterized particularly by iron accumulation in the basal ganglia. To date, 15 genes have been associated with NBIA.
Seda Susgun   +95 more
wiley   +1 more source

Recomendaciones técnicas para la reducción de patologías en el terrazo

open access: yesInformes de la Construccion, 1998
El terrazo puede considerarse el material más popular en nuestro país, utilizado como pavimento en edificación. Pero es curioso que después de un largo periodo de tiempo utilizándose, el resultado es un incremento de las patologías, debidas a una mala ...
Sonia Bautista Carrascosa   +2 more
doaj   +1 more source

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