Results 71 to 80 of about 234,872 (302)

An Examination of Bacterial Colonisation on Nickel-Titanium Arch-wires with Different Surface Properties [PDF]

Journal of Clinical and Diagnostic Research, 2019
Introduction: Microbial dental plaque accumulation during fixed orthodontic treatment, leads to iatrogenic decalcification of the enamel and to development of the white spot lesions.
Selcan Hasipek, Neslihan Ebru Şenişik, Emel Sesli Çetin   +2 more
doaj   +1 more source

Cyclic fatigue resistance, torsional resistance, and metallurgical characteristics of M3 Rotary and M3 Pro Gold NiTi files [PDF]

, 2018
Objectives: To evaluate the mechanical properties and metallurgical characteristics of the M3 Rotary and M3 Pro Gold files (United Dental). Materials and Methods: One hundred and sixty new M3 Rotary and M3 Pro Gold files (sizes 20/0.04 and 25/0.04) were
Bruno, Elena, Chang, Seok Woo, Gambarini, Gianluca, La Rosa, Giusy Rita Maria, La Rosa, Guido, Lo Savio, Fabio, Miccoli, Gabriele, Pedullà, Eugenio, Rapisarda, Ernesto, Rapisarda, Silvia, Testarelli, Luca   +10 more
core   +1 more source

Biological and Corrosion Evaluation of In Situ Alloyed NiTi Fabricated through Laser Powder Bed Fusion (LPBF)

International Journal of Molecular Sciences, 2021
In this work, NiTi alloy parts were fabricated using laser powder bed fusion (LBPF) from pre-alloyed NiTi powder and in situ alloyed pure Ni and Ti powders.
A. Chmielewska, A. Dobkowska, Ewa Kijeńska‐Gawrońska, M. Jakubczak, A. Krawczynska, E. Choińska, A. Jastrzębska, D. Dean, B. Wysocki, W. Świȩszkowski   +9 more
semanticscholar   +1 more source

A Superlubricated Magnetically Steerable Microcatheter with Integrated Optical and Fluidic Channels

Advanced Robotics Research, EarlyView.
A magnetically steerable microcatheter with integrated optical and fluidic channels is developed for multifunctional navigation in tortuous anatomical environments. A surface‐grafted hydrogel coating enables low‐friction actuation. The device demonstrates stable light and fluid delivery during magnetic manipulation, offering a compact platform for ...
Yuntian Du, Ruokun He, Luqi Li, Hesheng Wang, Zhuo‐Chen Ma, Bing Han   +5 more
wiley   +1 more source

Study on interfacial characteristics and properties of NiTi/Al–Mg joint by vaporizing foil actuator welding

Journal of Materials Research and Technology, 2022
As a new type of impact welding technology, Vaporizing Foil Actuator Welding (VFAW) has the advantages of high welding efficiency and small heat affected zone, which could avoid the decline of shape memory properties of the NiTi alloy in the NiTi/metals ...
Fei Du, Lei Deng, Xinyun Wang, Mao Zhang, Junsong Jin, Jiacheng Zhang   +5 more
doaj   +1 more source

Entangled single-wire NiTi material: a porous metal with tunable superelastic and shape memory properties

, 2015
NiTi porous materials with unprecedented superelasticity and shape memory were manufactured by self-entangling, compacting and heat treating NiTi wires.
Bouvard, D., Gadot, B., Martinez, O. Riu, Orgéas, L., Rodney, D., Roscoat, S. Rolland du   +5 more
core   +3 more sources

Origami‐Inspired Structural Design for Aquatic‐Terrestrial Amphibious Robots

Advanced Robotics Research, EarlyView.
This work presents a lightweight amphibious origami robot actuated by a single shape memory alloy wire. A rigid foldable origami structure with displacement amplification enables efficient terrestrial crawling and aquatic swimming. The addition of fan‐shaped units allows controllable turning in both environments.
Weiqi Liu, Chunlong Wang, Xiaohang Sun, Hongwei Guo, Jiayao Ma, Yan Chen   +5 more
wiley   +1 more source

Farmer’s understanding and adoption of agricultural practices in southern part of India

Discover Agriculture
India is fulfilling the consumption requirement of its pulses and oilseeds largely through importing. Andhra Pradesh is a leading state in the country, significantly contributes to the production of these crops.
Radha R. Ashrit, Shipra Joshi
doaj   +1 more source

Evaluation of the Effect of Reverse Curve of Spee in Nickel Titanium (NiTi) Wire with and Without Torque on Lower Incisors: A Clinical Study

Journal of Pharmacy and Bioallied Sciences
Introduction: The study aimed to evaluate the impact of the reverse curve of Spee in nickel-titanium (NiTi) wire both with and without torque on lower incisors. Materials and Methods: Twenty patients were divided into 2 groups. The inclusion criteria for
Yash K. Shekatkar, MV Ashith, Sunil Muddiah, Rainee Solanki, Neelutpal Bora, K. PT Haneesh, Ranjan Bhat   +6 more
doaj   +1 more source

Histological evaluation of a cochlear implant electrode array with electrically activated shape change for perimodiolar positioning

Current Directions in Biomedical Engineering, 2018
For the treatment of deafness or severe hearing loss cochlear implants (CI) are used to stimulate the auditory nerve of the inner ear. In order to produce an electrode array which is both atraumatic and reaches a perimodiolar final position a design ...
Rau Thomas S., Suzaly N.úha, Pawsey Nick, Hügl Silke, Majdani Lenarz, Majdani Omid   +5 more
doaj   +1 more source