Results 11 to 20 of about 155,150 (257)

Comparison of Shear Bond Strength of Three Luting Materials Used in Band and Loop Space Maintainer Cementation: An In Vitro Study

open access: yesDental Hypotheses, 2022
Introduction: Aim of this study is to compare shear bond strength of different luting materials used in fixed space maintainer cementation. Methods: Thirty intact extracted human third molars randomly divided into three equal groups: group A: RelyX ...
Sara Muhannad Zaidan, Reem Atta Rafeeq
doaj   +1 more source

Photonic Type-III Nodal Loop and Topological Phase Transitions at Bilayer Metasurfaces

open access: yesFrontiers in Materials, 2022
In momentum space, the nodal loop is regarded as a ring-shaped band degeneracy and is classified into type-I and type-II configurations depending on the positive/negative dispersions of the degenerating bands.
Haitao Li   +6 more
doaj   +1 more source

BAND AND LOOP SPACE MAINTAINER: A REPORT

open access: yesInternational Journal of Advanced Research, 2020
Space maintainers have been used in Pediatric Dentistry for many years. The use of these appliances, however, in terms of indications, contraindications, design and construction has gained little attention from researchers. Aim: This study enlighten the construction of a new technique of fabrication of band and loop space maintainer.
Hadi Yahya Al Bahesh   +3 more
openaire   +3 more sources

Band-structure loops and multistability in cavity QED [PDF]

open access: yesPhysical Review A, 2011
We calculate the band structure of ultracold atoms located inside a laser-driven optical cavity. For parameters where the atom-cavity system exhibits bistability, the atomic band structure develops loop structures akin to the ones predicted for Bose-Einstein condensates in ordinary (non-cavity) optical lattices.
Venkatesh, B. Prasanna   +2 more
openaire   +2 more sources

FABRICATION OF MAYNE’S SPACE MAINTAINER FOR PREMATURE LOSS OF DECIDUOUS TEETH

open access: yesJournal of Vocational Health Studies, 2023
Background: Premature loss for deciduous teeth is defined as the teeth that fall out before approaching the time of eruption of their replacement permanent teeth regardless of the reason for the loss of the teeth.
Sianiwati Goenharto   +9 more
doaj   +1 more source

The strength and the self-cleaning function of composite resin high strength fiber space maintainer

open access: yes口腔疾病防治, 2019
Objective To evaluate the mechanical properties and bacterial adhesion of the glass fiber-reinforced composite resin space maintainer.Methods The mechanical properties of the composite resin high-strength fiber (experimental group) and the band and loop ...
YIN Zhongping   +4 more
doaj   +1 more source

Simulation of Closed-Loop Deep Brain Stimulation Control Schemes for Suppression of Pathological Beta Oscillations in Parkinson’s Disease

open access: yesFrontiers in Neuroscience, 2020
This study presents a computational model of closed-loop control of deep brain stimulation (DBS) for Parkinson’s disease (PD) to investigate clinically viable control schemes for suppressing pathological beta-band activity.
John E. Fleming   +2 more
doaj   +1 more source

Compensating Processing Delay in Excess of One Clock Cycle in Noise Shaping Loops Without Altering the Filter Topology

open access: yesIEEE Access, 2021
This work presents an analytical method to design a stable loop filter for a noise shaper with parasitic delays or poles in the loop. This method does not require an increase in the order of the loop or extra feedback paths and keeps the original poles ...
Christiaan E. Lokin   +3 more
doaj   +1 more source

Design of a Compact Quad-Channel Microstrip Diplexer for L and S Band Applications

open access: yesMicromachines, 2023
In this paper, two novel dual-band bandpass filters (BPFs) and a compact quad-channel diplexer working at 1.7/3.3 GHz and 1.9/3.6 GHz are proposed. In the proposed diplexer design, triangular loop resonators and rectangular loop resonators are used ...
Sobhan Roshani   +6 more
doaj   +1 more source

A Full Metal-Rimmed Antenna Using Capacitive Feed and Ground for LTE Mobile Handsets [PDF]

open access: yesJournal of Electromagnetic Engineering and Science, 2022
In this letter, a full metal-rimmed antenna using a capacitive feed and ground is proposed and designed for LTE mobile handsets. The full metal rimmed antenna can be structurally represented by a loop antenna formed along the metal rim and PCB ground ...
Jae-Gon Lee
doaj   +1 more source

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