Results 191 to 200 of about 82,172 (404)

Dientes dobles: fusión o geminación: reporte de dos casos

open access: yesRevista Facultad de Odontología Universidad de Antioquia, 2004
In this article we report two unusual cases of permanent double teeth in the maxilla. Double teeth is a term used to describe connate teeth and includes both dental fusion and gemination.
José N. Radi-L.   +2 more
doaj  

Supernumerary Teeth [PDF]

open access: yesProceedings of the Royal Society of Medicine, 1908
openaire   +2 more sources

Unilateral maxillary functional supernumerary premolar: A case report

open access: green, 2007
Masoud Davoudian   +2 more
openalex   +2 more sources

Molecular Templating Enables Precise CeNiC2/Ni Heterostructures for Efficient Alkaline Hydrogen Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
A series of Bi‐TMCs‐based heterostructures (CeNiC2/Ni‐x%) have been precisely constructed through a “molecular‐template”‐assisted strategy, which exhibits remarkable alkaline HOR performance derived from the strong synergy between Ni and CeNiC2 components.
Xi Yin   +7 more
wiley   +1 more source

Complexation‐Mediated Diffusion‐Limited Crystal Growth: A General Framework for Anisotropic Crystal Growth in Cu‐Based Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
A Complexation‐Mediated Diffusion‐Limited Growth (CMDLG) framework is established to rationalize the anisotropic growth of lead‐free perovskites. Integrating coordination chemistry with mass transport kinetics, this study theoretically derives and experimentally validates that stable iodocuprate complexes induce a diffusion‐limited regime.
Hyunmin Lee   +5 more
wiley   +1 more source

Bilateral Mandibular Supernumerary Canines: A Case Report

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2010
Supernumerary teeth are defined as the teeth developed in excess of the number found in a normal dentition. Supernumerary canine is an extremely rare finding particularly in the mandible.
Ehsan Abouei Mehrizi   +2 more
doaj  

Uncovering the Origin of Efficiency Roll‐Off in TADF OLEDs

open access: yesAdvanced Functional Materials, EarlyView.
OLEDs based on thermally activated delayed fluorescent (TADF) materials often suffer from a severe drop in efficiency at high brightness levels. This work presents a technique to uncover the source of this efficiency drop, and quantifies the exciton‐exciton and exciton‐polaron annihilation processes responsible for efficiency losses in our TADF OLEDs ...
Liam G. King   +3 more
wiley   +1 more source

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