Results 211 to 220 of about 76,326 (292)

Orthodontic Bracket Removal and Enamel Roughness: Comparing the Effects of Sapphire and Metallic Brackets in an In Vitro Study. [PDF]

open access: yesBioengineering (Basel)
Licsăndroiu CB   +11 more
europepmc   +1 more source

Universal Entanglement and an Information‐Complete Quantum Theory

open access: yesAdvanced Physics Research, EarlyView.
This Perspective summarize an informationcomplete quantum theory which describes a fully quantum world without any classical systems and concepts. Here spacetime/gravity, having to be a physical quantum system, universally entangles matter (matter fermions and their gauge fields) as an indivisible trinity, and encodes information‐complete physical ...
Zeng‐Bing Chen
wiley   +1 more source

Release of monomers in patient saliva following bonding of orthodontic brackets. [PDF]

open access: yesEur J Orthod
Gulliksen H   +4 more
europepmc   +1 more source

A Randomized Controlled Trial to Investigate the Efficacy of BioactiveMaterials in Orthodontic Brackets for Reducing Decalcification

open access: gold
Hafiz Tufail   +66 more
openalex   +2 more sources

Brackets with $(\tau,\sigma)$-derivations and $(p,q)$-deformations of Witt and Virasoro algebras [PDF]

open access: green, 2014
Olivier Elchinger   +3 more
openalex  

Self‐Creation of Accelerated Temporal Mirrors

open access: yesAdvanced Physics Research, EarlyView.
The field of temporal analog effects is rapidly emerging and seen as a driver of a paradigm shift in photonics. It promises striking new phenomena but remains experimentally challenging. This work introduces a mechanism that automatically creates a temporal mirror with simple optical means, unlocking practical access to extreme nonlinear dynamics and ...
Oliver Melchert   +4 more
wiley   +1 more source

Optimization of Actuator Stiffness and Actuation Timing of a Passive Ankle Exoskeleton: A Case Study Using a Musculoskeletal Modeling Approach. [PDF]

open access: yesBiomimetics (Basel)
Williams J   +5 more
europepmc   +1 more source

Functional models from limited data: A parametric and multimodal approach to anatomy and 3D kinematics of feeding in basking sharks (Cetorhinus maximus)

open access: yesThe Anatomical Record, EarlyView.
Abstract Basking sharks, Cetorhinus maximus (Gunnerus, Brugden [Squalus maximus], Det Kongelige Norske Videnskabers Selskabs Skrifter, 1765, vol. 3, pp. 33–49), feed by gaping their mouths and gill slits, greatly reorienting their cranial skeletons to filter food from water.
Tairan Li   +12 more
wiley   +1 more source

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