Results 21 to 30 of about 11,078 (206)

Is the Sea the Enemy? Occupation and Anthropogenic Impacts at Costa da Caparica (Portugal)

open access: yesWater, 2022
This article explores the development of human occupation and the anthropogenic impacts at Costa da Caparica, a Portuguese coastal town that faces several challenges concerning coastal erosion processes. A historical long-term analysis was made, mainly through medieval and modern writing sources, crossing such textual data with geology, geography, and ...
Olegário Nelson Azevedo Pereira   +3 more
openaire   +2 more sources

Comparative analysis of reciprocating and flat‐side heat‐treated rotary single‐file systems: Design, metallurgical characteristics, and mechanical performance

open access: yesInternational Endodontic Journal, Volume 56, Issue 7, Page 896-908, July 2023., 2023
Abstract Aim To compare two flat‐side single‐file rotary instruments with three single‐file reciprocating systems through a multimethod assessment. Methodology A total of 290 new NiTi single‐file rotary (AF F One Blue 25/0.06 and Platinum V.EU 25/0.06) and reciprocating (One Files Blue R25, Reciproc Blue R25, Reciproc R25) instruments were selected ...
Jorge N. R. Martins   +5 more
wiley   +1 more source

Magnetic properties in the inhomogeneous chiral phase [PDF]

open access: yes, 2016
We investigate the magnetic properties of quark matter in the inhomogeneous chiral phase, where both scalar and pseudoscalar condensates spatially modulate.
Nishiyama, Kazuya   +2 more
core   +2 more sources

Characterization of the file‐specific heat‐treated ProTaper Ultimate rotary system

open access: yesInternational Endodontic Journal, Volume 56, Issue 4, Page 530-542, April 2023., 2023
Abstract Aim To compare design, metallurgy and mechanical performance of the ProTaper (PT) Ultimate system with instruments of similar dimensions from the ProGlider, PT Gold and PT Universal systems. Methodology New PT Ultimate instruments (n = 248) were compared with instruments of similar dimensions from ProGlider (n = 31), PT Gold (n = 155) and PT ...
Jorge N. R. Martins   +7 more
wiley   +1 more source

Fatigue Effects on the Lower Leg Muscle Architecture Using Diffusion Tensor MRI

open access: yesApplied Sciences, 2022
Proton density (PD) and diffusion tensor imaging (DTI) are imaging techniques that enable the acquisition of data from living subjects that can be used in the fine-tuning of subject-specific models’ architectural parameters.
Filipa João   +4 more
doaj   +1 more source

Diagnosing modeling errors in global terrestrial water storage interannual variability [PDF]

open access: yesHydrology and Earth System Sciences, 2023
Terrestrial water storage (TWS) is an integrative hydrological state that is key for our understanding of the global water cycle. The TWS observation from the GRACE missions has, therefore, been instrumental in the calibration and validation of ...
H. Lee   +11 more
doaj   +1 more source

Do culturable seed endophyte communities differ between native and invasive Fabaceae sharing the same habitat? [PDF]

open access: yesPlant Biol (Stuttg)
Invasive Acacia seeds harbour richer and more functionally diverse endophyte communities than co‐occurring native Fabaceae, which could enhance establishment and invasion success of Acacia. Abstract Invasive plant species threaten ecosystems by decreasing biodiversity and altering their functioning.
Jesus JG   +3 more
europepmc   +2 more sources

Automatic Contraction Detection Using Uterine Electromyography

open access: yesApplied Sciences, 2020
Electrohysterography (EHG) is a promising technique for pregnancy monitoring and preterm risk evaluation. It allows for uterine contraction monitoring as early as the 20th gestational week, and it is a non-invasive technique based on recording the ...
Filipa Esgalhado   +7 more
doaj   +1 more source

Describing Structure and Complex Interactions in Multi-Agent-Based Industrial Cyber-Physical Systems

open access: yesIEEE Access, 2021
The description of structure and complex interactions in Multi-agent-based Industrial Cyber-physical (MAS-ICPS) systems has been elusively addressed in the literature.
Luis Ribeiro, Luis Gomes
doaj   +1 more source

Using a coastal storm hazard index to assess storm impacts in Lisbon [PDF]

open access: yes, 2017
Coastal areas are among the most dynamic earth systems as they are exposed to powerful agents. Near-shore wave energy is one of the most important triggering factors for erosion and flooding and is often neglected for severe infrastructure damaging ...
Jaranovic, Bogdan   +3 more
core   +2 more sources

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