Results 61 to 70 of about 35,036 (277)

The IceShark, an effective method for sampling plankton under sea ice

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Seasonal sea ice plays a crucial role in shaping coastal ecosystem dynamics throughout the circumpolar region. Of particular interest to oceanographers is the ice‐ocean interface which functions as a multidimensional habitat, supporting both sympagic algae and pelagic phytoplankton in the under‐ice surface waters.
Eleanor A. Barry   +4 more
wiley   +1 more source

Flexibility of Various Nickel-Titanium Rotary Endodontic Files [PDF]

open access: yes, 2014
Introduction: Nickel-titanium rotary files were originally developed to allow for greater flexibility when instrumenting root canals. The increased flexibility of nickel-titanium instruments allowed operators to negotiate canal curvatures with greater ...
Selin, Chelsea
core   +1 more source

Design of a Solar Panel Deployment and Tracking System for Pocketqube Pico-Satellite [PDF]

open access: yes, 2017
Modularized small satellites will have even greater potential with better energy supply. In this paper, a PocketQube solar panel deployment and tracking system will be presented. The system is designed for a 3P PocketQubes.
Harkness, Patrick   +2 more
core   +1 more source

Preformed stainless steel crown in special conditions in adults: Two case reports

open access: yesIndian Journal of Dental Research, 2015
Stainless steel crowns (SSC) are extensively used in child patients. They are mainly used following the pulp therapy in deciduous teeth. They are also used in multi-surface restoration, as an abutment in space maintainers, correction of anterior tooth ...
S Madhu
doaj   +1 more source

Temporal dynamics of co‐inoculation of Leptosphaeria maculans and Leptosphaeria biglobosa determine interspecific competition and disease development on oilseed rape

open access: yesPest Management Science, EarlyView.
This study provides evidence that the timing of co‐inoculation of Leptosphaeria maculans and Leptosphaeria biglobosa determine the outcome of interspecific competition and disease development on their host oilseed rape. Abstract BACKGROUND Phoma stem canker is one of the most economically damaging diseases of oilseed rape, caused by co‐existing fungal ...
Evren Bingol   +5 more
wiley   +1 more source

An in vitro evaluation of the effect of sandblasting and laser surface treatment on the shear bond strength of a composite resin to the facial surface of primary anterior stainless steel crowns [PDF]

open access: yes, 2015
Objectives: The present study was conducted to evaluate the optimal method of enhancing the bond strength of a composite resin to the facial surface of the primary anterior stainless steel crowns using various surface treatments namely Nd: YAG laser ...
Grover, Nikhil, Nandlal, Bhojraj
core   +2 more sources

A comparative study of conventional and Hall techniques of crown placement using finite element stress analysis

open access: yesJournal of Indian Society of Pedodontics and Preventive Dentistry, 2022
Background: Hall technique of crown placement causes the changes in vertical occlusal dimension; the mode of settlement of which needs to be explored.
Pawan Pramodrao Herkar   +4 more
doaj   +1 more source

Compact tape‐driven sample delivery system for serial femtosecond crystallography

open access: yesJournal of Applied Crystallography, EarlyView.
A tape‐driven liquid sample droplet delivery system for serial femtosecond crystallography is described.We have developed a compact tape drive (CoT) with on‐demand sample delivery for time‐resolved serial femtosecond crystallography (SFX) experiments, which can deliver sample droplets and/or initiate reactions with a drop‐on‐drop strategy.
Jungmin Kang   +11 more
wiley   +1 more source

Inhibition Effect of N, N'-Dimethylaminoethanol on the Corrosion of Austenitic Stainless Steel Type 304 [PDF]

open access: yes, 2012
The effect of N,N'-dimethylaminoethanol on the corrosion of austenitic stainless steel type 304 in 3M H2SO4 has been studied by weight-loss method and linear polarization measurement in different concentrations of the compound.
Fedotova, T., Loto, C. A., Loto, R. T.
core   +1 more source

Endodontic Management of Complicated Vertical Crown-Root Fracture in Deciduous Molars: Report of Two Cases

open access: yesFrontiers in Dentistry, 2021
Dental traumatic injuries most commonly occur in the primary and mixed dentition, but vertical complicated crown-root fractures are rarely seen in children.
Richa Kumari   +2 more
doaj   +1 more source

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