Results 1 to 10 of about 213,888 (273)

BMS in Cosmology

open access: yesJournal of Cosmology and Astroparticle Physics, 2016
Symmetries play an interesting role in cosmology. They are useful in characterizing the cosmological perturbations generated during inflation and lead to consistency relations involving the soft limit of the statistical correlators of large-scale ...
Kehagias, Alex, Riotto, Antonio
core   +3 more sources

κ-deformed BMS symmetry

open access: yesPhysics Letters B, 2019
We present the quantum κ-deformation of BMS symmetry, by generalizing the lightlike κ-Poincaré Hopf algebra. On the technical level our analysis relies on the fact that the lightlike κ-deformation of Poincaré algebra is given by a twist and the lightlike
Andrzej Borowiec   +3 more
doaj   +2 more sources

Building management system based on brain computer interface. Review [PDF]

open access: yesArchives of Electrical Engineering, 2021
The article provides an overview of Brain Computer Interface (BCI) solutions for intelligent buildings. A significant topic from the smart cities point of view. That solution could be implemented as one of the human-building interfaces.
Bartłomiej Kawa   +2 more
doaj   +1 more source

Risk analysis in the environmental impact assessment of building construction innovations [PDF]

open access: yesArchives of Civil Engineering, 2021
Buildings in Poland are still constructed using technologies and methods created decades ago, even though many new technologies can be applied. Such an approach in the construction process is not sufficient to ensure the sustainable development of the ...
Arkadiusz Węglarz, Paweł Gilewski
doaj   +1 more source

The most common oral cavity ailments in geriatric patients

open access: yesMedycyna Ogólna i Nauki o Zdrowiu, 2021
Introduction Demographic forecasts for the Polish population indicate that in 2030 in Poland, that the elderly will constitute approximately 24% of the population.
Kamil Bijowski   +4 more
doaj   +1 more source

Strategic Planning for the National Bridge Stock of Iran [PDF]

open access: yesCivil Engineering Infrastructures Journal, 2013
The National Bridge Stock of Iran consists of about 330,000 bridges, of which around 50% are older than 30 years. Since 2010, Iran Road Maintenance & Transportation Organization has started implementing a comprehensive Bridge Management System in order ...
Ali Sahrapeyma, Abdollah Hosseini
doaj   +1 more source

ANN-based State of Charge Estimation of Li-ion Batteries for Embedded Applications

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2023
The conventional state of charge (SOC) estimation model has several concerns, such as accuracy and reliability. In order to realize robust SOC estimation for embedded applications, this study focuses on three concerns of the existing SOC estimation model:
Muhammad Adib Kamali, Wansu Lim
doaj   +1 more source

Method of creation of power sources for home appliances under constraints of limited resources

open access: yesРадіоелектронні і комп'ютерні системи, 2023
The subject of study in this article is the voltage ranges, methods, and tools for prototyping independent sources of power supply and artificial lighting for home appliances with reuse of only widespread components. The goal is to improve the efficiency
Artem Perepelitsyn, Artem Tetskyi
doaj   +1 more source

Cultural Infrastructure and the Planning of Future Cities [PDF]

open access: yesE3S Web of Conferences, 2020
Culture is an important aspect of human civilization. Preserving and giving value to the cultural heritage of a region can pave the way for local as well as regional development. This includes tangible, intangible and the natural heritage of cities.
Sindhu S, Reshmi M K
doaj   +1 more source

Detection of Potholes on Roads using a Drone

open access: yesEAI Endorsed Transactions on Energy Web, 2021
Locating potholes and repairing them is essential, but it has always been a time consuming task for the authorities. This paper presents a way that can help the authorities speed up the pothole detection process by the use of a camera-enabled Unmanned ...
HemaMalini B.H   +3 more
doaj   +1 more source

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