Results 1 to 10 of about 27,424 (266)

Miniature Convoluted FSS for Gain Enhancement of a Multiband Antenna

open access: yesIEEE Access, 2021
Convoluted elements on a frequency selective surface (FSS) allow for low frequency elements to be contained in physically smaller unit cells. Smaller unit cells give the FSS greater angular stability, especially where a curved FSS is required, and so ...
Garth D Catton   +2 more
exaly   +4 more sources

Prática e experiência profissional no serviço social brasileiro: fundamentação teórica, aproximações e diferenças [PDF]

open access: yesEleuthera, 2021
Objetivo. Apresentamos parte dos resultados da pesquisa “Fundamentação teórico-metodológica e posicionamento ético-político no Serviço Social: a ação profissional referenciada criticamente na atualidade”.
Alexandra Aparecida Leite Toffanetto Seabra-Eiras   +3 more
doaj   +1 more source

Verification of Advanced Secondary Passive Residual Heat Removal System Based on Full-Scope Simulator

open access: yes南方能源建设, 2022
[Introduction] As an important design improvement to cope with the station black out (SBO) accident, the advanced secondary passive residual heat removal (ASP) system is based on the closed natural circulation of secondary side of the steam generator (SG)
Jinchao LIU   +4 more
doaj   +1 more source

Nytt från FSS

open access: yesSocialmedicinsk tidskrift, 1971
Ett 25-tal medlemmar av Socialchefsföreningens östra krets deltog i östra kretsens konferens i Sala 19-20 nov. Två punkter stod på programmet. Ragnar Christenson ledde en diskussion med rubriken "Social centralnämnd, Distriktsnämnder, Delegationsförfarande." Vidare skedde en ingående granskning av debattskriften "Socialvård i framtiden" under medverkan
  +7 more sources

Design of Square Patch-Strip Bandpass FSS Using Equivalent Circuit Model [PDF]

open access: yesمجله مدل سازی در مهندسی, 2015
This paper uses an analytical formulas to estimate frequency response for the Square metal patch and strip periodic cells. Analytical expressions for frequency response are verified by fullwave simulations.
mahmoud fallah   +1 more
doaj   +1 more source

A case study of ageism in political debates: are social media a latent source of generational hatred? [PDF]

open access: yesSlovenský Národopis, 2018
This paper discusses how negative stereotypes, cultural conflicts and tensions related to age and generational membership are used in election campaigns.
Lucie Vidovićová, Michaela Honelová
doaj   +1 more source

Bibliometric Evaluation of Research Performance: Where Do We Stand?

open access: yesВопросы образования, 2017
This work provides a critical examination of the most popular bibliometric indicators and methodologies to assess the research performance of individuals and institutions.
Abramo Giovanni
doaj   +1 more source

Facteurs de risque du décollement de rétine au Togo

open access: yesThe Pan African Medical Journal, 2017
INTRODUCTION: le décollement de rétine pose un problème de prise en charge dans les pays en développement par manque de plateau technique. Sa prévention passe par la connaissance et l'éviction de ses facteurs de risque.
Nidain Maneh   +8 more
doaj   +1 more source

THE SIGNIFICANCE OF ARTERIAL WALL STIFFNESS ASSESSMENT FOR METABOLIC SYNDROME

open access: yesРоссийский кардиологический журнал, 2015
Aim. To evaluate the usefulness of the pulse wave velocity parameter (PWV) in aorta as an additional prognostic criteria for target organs damage and hence higher cardiovascular risk (CVR) in patients with metabolic syndrome (MS).Material and methods ...
M. A. Druzhilov   +3 more
doaj   +1 more source

Splenic lymphangiomas as a common indication for splenectomy: a case series with literature review

open access: yesBMC Surgery, 2022
Background Splenic lymphangiomas (SL) are very rare benign cystic lesions found in pediatric population. Their occurrence in adults is exceptional. Splenectomy is the common management of splenic lesions for diagnostic and/or therapeutic purpose. Our aim
Boubacar Efared   +10 more
doaj   +1 more source

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