Results 11 to 20 of about 5,142 (168)

Rinometria acústica, rinomanometria computadorizada e espirometria de doentes asmáticos com sintomas de rinite pré e pós-curso de corticóide oral

Revista Portuguesa de Pneumologia, 2005
AbstractIntroduction: Asthma and rhinitis frequently coexist in the same patient. It may exist a specific condition witch affects the general respiratory activity and also able to produce symptoms into upper and/ or lower airways.Purpose: To analyze the alteration and functional burst of upper and lower airways before and after oral corticoid.Methods ...
Dorivaldo Duarte, Manuel Lopes dos Santos   +1 more
openaire   +2 more sources

Cylindrical 3D printed configurable ultrasonic lens for subwavelength focusing enhancement

Scientific Reports, 2020
In this study, we report the characteristics of acoustic jets obtained through a mesoscale (radius less than 5 wavelengths) ABS cylinder made with a 3D printer.
Sergio Castiñeira-Ibáñez, Daniel Tarrazó-Serrano, Antonio Uris, Constanza Rubio, Oleg V. Minin, Igor V. Minin   +5 more
doaj   +1 more source

Sound Spectrum Influences Auditory Distance Perception of Sound Sources Located in a Room Environment

Frontiers in Psychology, 2017
Previous studies on the effect of spectral content on auditory distance perception (ADP) focused on the physically measurable cues occurring either in the near field (low-pass filtering due to head diffraction) or when the sound travels distances >15 ...
Ignacio Spiousas, Pablo E. Etchemendy, Manuel C. Eguia, Esteban R. Calcagno, Ezequiel Abregú, Ramiro O. Vergara   +5 more
doaj   +1 more source

Assessment of noise pollution of fireworks during Christmas and New Year in the city of Buenos Aires: comparison with a different management strategy applied to the city of Santiago de Chile

Discover Environment, 2023
Fireworks are widely celebrated worldwide but have raised environmental concerns due to pollutant emissions. This has prompted evolving legislation in many countries, necessitating scientific evidence for policy development.
Esteban N. Lombera, Guillermo Bori, Ramiro O. Vergara   +2 more
doaj   +1 more source

Pausas en la lectura de textos expresivos: métricas de evaluación

Langue(s) & Parole, 2023
El desarrollo de las competencias de expresión oral es uno de los objetivos que se establecen en el currículo oficial de lengua española para los dos cursos de Bachillerato en España.
Eva Estebas-Vilaplana, Juan María Garrido, María Jesús Machuca   +2 more
doaj   +1 more source

Física experimental com Arduino: ondas em uma corda tensionada [PDF]

Revista Brasileira de Ensino de Física, 2020
Resumo Neste trabalho foi desenvolvido um aparato para estudo do som emitido por cordas vibrantes utilizando a plataforma Arduino. Cordas de aço e nylon foram fixadas a um dispositivo que permitia aplicar uma força de tração às cordas e investigar a ...
Itamar V. de Sousa Jr., José O. S. Miranda, Alexandro C. S. Nascimento, Francisco R. V. Araújo   +3 more
doaj   +1 more source

Acoustic properties of reed panels

Materiales de Construccion, 2012
Reed is a plant species very similar to common cane which is widespread all over the Earth. It is an ecological and sustainable material which is low-cost, aesthetically attractive, easy to obtain and install, and can be used in different construction ...
César Díaz, Montaña Jiménez, María A. Navacerrada, Antonio Pedrero   +3 more
doaj   +1 more source

Auditory environmental context affects visual distance perception

Scientific Reports, 2017
In this article, we show that visual distance perception (VDP) is influenced by the auditory environmental context through reverberation-related cues.
Pablo E. Etchemendy, Ezequiel Abregú, Esteban R. Calcagno, Manuel C. Eguia, Nilda Vechiatti, Federico Iasi, Ramiro O. Vergara   +6 more
doaj   +1 more source

Variación sociofonética: comparación de análisis graduales y categórico

Cuadernos de Lingüística Hispánica, 2021
En este artículo se comparan los resultados de dos modelos de análisis sociofonético diferentes: un modelo continuo y uno categórico. La variable sociofonética investigada es la producción de /d/ intervocálica en Madrid.
FERNANDO MELERO GARCÍA
doaj   +1 more source

O som como ferramenta de estudo ambiental: Análise bibliométrica sobre estudos em paisagem acústica

Boletim do Observatório Ambiental Alberto Ribeiro Lamego, 2020
A Ecologia Acústica emerge como uma nova ciência que estuda os padrões e efeitos sonoros de um ambiente, através da análise da paisagem acústica, sendo composta por três fontes básicas: biofonia, geofonia e antropofonia. O arranjo complexo de sons em uma
Yagho Ferreira Ramos, Murilo Minello, Fábio Contrera Xavier   +2 more
doaj   +1 more source