Results 11 to 20 of about 14,844 (154)

The Meaning of Mangabey Molars (And Premolars). [PDF]

open access: yesEvol Anthropol
ABSTRACT The postcanine teeth of mangabeys (members of Cercocebus and Lophocebus) have figured prominently in discussions about the relationship between hard‐object feeding and dental form. Grey‐cheeked mangabeys (Lophocebus albigena) and sooty mangabeys (Cercocebus atys) both have thickly enameled posterior teeth.
Guatelli-Steinberg D, Scott McGraw W.
europepmc   +2 more sources

A new index for rating aesthetics of implant-supported single crowns and adjacent soft tissues - the Implant Crown Aesthetic Index:A pilot study on validation of a new index [PDF]

open access: yes, 2005
Objectives: The important item of aesthetics is rarely included in evaluation studies. The aim of this study was to develop and validate an index for rating aesthetics of implant-supported single crowns and adjacent soft tissues.
Meijer, Henny J. A.   +4 more
core   +1 more source

Genome-wide association study of primary tooth eruption identifies pleiotropic loci associated with height and craniofacial distances [PDF]

open access: yes, 2013
Twin and family studies indicate that the timing of primary tooth eruption is highly heritable, with estimates typically exceeding 80%. To identify variants involved in primary tooth eruption we performed a population based genome-wide association study ...
Alexei I. Zhurov   +84 more
core   +2 more sources

Modelling of photonic wire Bragg Gratings

open access: yes, 2006
Some important properties of photonic wire Bragg grating structures have been investigate. The design, obtained as a generalisation of the full-width gap grating, has been modelled using 3D finite-difference time-domain simulations.
A. Taflove   +24 more
core   +1 more source

A new material model for 2D numerical simulation of serrated chip formation when machining titanium alloy Ti-6Al-4V [PDF]

open access: yes, 2008
A new material constitutive law is implemented in a 2D finite element model to analyse the chip formation and shear localisation when machining titanium alloys. The numerical simulations use a commercial finite element software (FORGE 2005) able to solve
CALAMAZ, Madalina   +2 more
core   +4 more sources

Superlattice Architectures for Advancing Photothermal Catalysis: Mechanisms and Applications

open access: yesAdvanced Science, EarlyView.
This paper provides a timely overview of superlattice architectures in photothermal catalysis, with a systematic review on mechanisms at both atomic and macroscopic scales in different processes, challenges, and future opportunities. ABSTRACT Photothermal catalysis has emerged as a powerful strategy to complement photocatalysis by harnessing full ...
Yuzhao Wu   +5 more
wiley   +1 more source

Intrinsic degradation mechanism of nearly lattice-matched InAlN layers grown on GaN substrates

open access: yes, 2013
Thanks to its high refractive index contrast, band gap and polarization mismatch compared to GaN, In0.17Al0.83N layers lattice-matched to GaN are an attractive solution for applications such as distributed Bragg reflectors, ultraviolet light-emitting ...
Butté, Raphaël   +4 more
core   +1 more source

AdS_3/CFT_2 correspondence at finite temperature [PDF]

open access: yes, 1999
The AdS/CFT correspondence is established for the AdS_3 space compactified on a solid torus with the CFT field on the boundary. Correlation functions that correspond to the bulk theory at finite temperature are obtained in the regularization a'la Gubser,
Carlip S.   +3 more
core   +2 more sources

Computationally Driven Advances in Cu‐CNT On‐Chip Interconnect Materials: From First Principles to Machine Learning

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A multiscale framework integrating electronic, mechanical, and thermal analysis with machine learning to optimize carbon nanotube interconnects. As the component dimensions in integrated circuits shrink to extreme scales, the complexity of interconnect systems is increasing significantly, necessitating an urgent and comprehensive upgrade of ...
Changhong Zhang   +11 more
wiley   +1 more source

Localized low-frequency Neumann modes in 2d-systems with rough boundaries

open access: yes, 2004
We compute the relative localization volumes of the vibrational eigenmodes in two-dimensional systems with a regular body but irregular boundaries under Dirichlet and under Neumann boundary conditions.
Born M.   +5 more
core   +2 more sources

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