Results 81 to 90 of about 2,958 (235)

Luminescence dating of coastal deposits from the Chanthaburi Plain, Thailand

open access: yesBoreas, EarlyView.
The ongoing global sea‐level rise urges us to better understand the dynamics of coastal processes for predicting future changes. Sedimentary deposits reflect past coastal environments but require precise chronological data to place evidence into a temporal context.
Margarita Nuss   +6 more
wiley   +1 more source

Typologia aktywności online konsumenta w zakresie marki

open access: yes, 2015
Web 2.0 daje konsumentom nieograniczone możliwości wchodzenia w interakcje, wypowiadania się, udostępniania oraz kreowania treści dotyczących produktów i marek. Tego typu aktywność konsumentów, która ma miejsce w Internecie (tzw.
Schivinski, B, Łukasik, P
core  

The wild bee community (Hymenoptera, Apoidea) of Ilha das Cobras (Paraná, Brazil): ecolgical and biogeographical aspects

open access: yes, 1999
A comunidade de abelhas silvestres (Hymenoptera, Apoidea) da Ilha das Cobras (Paraná, Brasil): aspectos ecológicos e biogeográficosThe wild bee community (Hymenoptera, Apoidea) of Ilha das Cobras (Paraná, Brazil): ecolgical and biogeographical ...
Schwartz, Deni Lineu
core   +1 more source

Spiders in the mosaic: How habitat heterogeneity and structure drive local spider diversity in a Mediterranean forest

open access: yesEcological Entomology, EarlyView.
We assessed alpha‐ and beta‐diversity patterns of spiders across different forests and across vegetation layers (ground, shrub, low canopy) at local spatial scales across various Mediterranean forest types. Across forests, alpha‐diversity increased with habitat heterogeneity, which also drove beta‐diversity patterns across plots .
Manuel Marquerie‐Córdoba   +8 more
wiley   +1 more source

PERCEPÇÃO DOS ALUNOS DO COLÉGIO ESTADUAL PROFESSORA JANE ASSIS PEIXOTO SOBRE COBRAS CORAIS

open access: yes, 2023
Os estudos de percepção, sentimentos que mediam as relações entre ser humano com os aspectos ecológico e/ou biológico dos animais, denomina-se como etnozoologia.
Matos, Aika Ferreira de   +3 more
core  

Related-Key Differential Attacks on Cobra-H64 and Cobra-H128 [PDF]

open access: yes, 2005
Cobra-H64 and Cobra-H128, which use data-dependent permutations as a main cryptographic primitive, are 64-bit and 128-bit iterated block ciphers with 128-bit and 256-bit keys, respectively. Since these ciphers use very simple key scheduling and controlled permutation (CP) for fast hardware encryption, they are suitable for wireless communications ...
Changhoon Lee   +5 more
openaire   +2 more sources

Clinical Study on the Efficacy of 35% Hydrogen Peroxide Gel According to Exposure Time (40 min vs. 20 min) by Spectrophotometry

open access: yesJournal of Esthetic and Restorative Dentistry, EarlyView.
ABSTRACT Objective To analyze the chromatic effect on CIELAB coordinates and the clinical effectiveness of in‐office whitening treatment (perceptible changes) with 35% hydrogen peroxide (HP) gel according to the number of clinical sessions and exposure time (40 min vs. 20 min) in the three thirds of the tooth.
Trinidad Rincón   +6 more
wiley   +1 more source

Reliability of Three Image‐Based Instrumental Color‐Measurement Methods

open access: yesJournal of Esthetic and Restorative Dentistry, EarlyView.
ABSTRACT Objectives To compare the precision of three clinically applicable, image‐based color assessment methods—smartphone imaging, a clinical colorimeter (Optishade), and a digital scanning device (Borea Cobra)—against a benchtop spectrophotometer for measuring CIELAB coordinates and CIEDE2000 (ΔE00) color differences of composite resin shades ...
Eloah Nunes de Almeida   +4 more
wiley   +1 more source

Marginal gap of printed, milled, and heat‐pressed two‐piece polyetheretherketone abutments before and after thermal cycling, and their pull‐off bond strength after thermal cycling

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose To evaluate the marginal gap of two‐piece polyetheretherketone (PEEK) abutments fabricated with different methods, before and after thermal cycling, while also focusing on their pull‐off bond strength. Materials and Methods A two‐piece abutment was virtually designed after digitizing a titanium‐base (Ti‐base) abutment.
Almira Ada Diken Türksayar   +6 more
wiley   +1 more source

Effect of surface treatments on the bond strength between additively manufactured or injection‐molded high‐performance polymers and titanium

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose To investigate the effect of surface treatment and fabrication techniques of high‐performance polymers on their shear bond strength (SBS) to grade IV titanium. Materials and Methods A total of 120 pre‐milled titanium abutments were sectioned.
Ahmet Serkan Küçükekenci   +3 more
wiley   +1 more source

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