Results 141 to 150 of about 45,845 (302)

Low dose spiral computed tomography.

open access: yesMonaldi archives for chest disease = Archivio Monaldi per le malattie del torace, 2003
Low dose spiral computed tomography is the best tool we have today to detect early lung cancer. The author describes the technique of image intake and the advantages in thoracic oncology.
openaire   +1 more source

Controllable Dynamic Mechanical Cell Stimulation using Magnetically Actuated Artificial Cilia

open access: yesAdvanced Healthcare Materials, EarlyView.
This paper introduces a platform based on magnetic artificial cilia for providing controllable dynamic mechanical stimulation to single cells, suitable for investigating large cell populations and enabling live cell imaging. Proof‐of‐principle experiments show that cell morphology is strongly influenced by the artificial cilia, that cellular forces can
Roel Kooi   +5 more
wiley   +1 more source

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

Transient Charging of Mixed Ionic‐Electronic Conductors by Anomalous Diffusion

open access: yesAdvanced Materials, EarlyView.
This article explores charge transport in mixed ionic‐electronic conductors (MIECs) through electrochemical impedance spectroscopy and transient current analysis. Focusing on PEDOT:PSS, WO3, and n‐doped PBDF, it uncovers the impact of anomalous diffusion via fractional modeling. The study reveals key correlations that deepen understanding and guide the
Heyi Zhang   +9 more
wiley   +1 more source

Ovary fibroma

open access: yesRevista Electrónica Dr. Zoilo E. Marinello Vidaurreta, 2015
The ovary fibroma is a solid tumor of very low frequency, scarcely from 1 to 4 % of all benign neoplasms in that gonad. The condition can be asymptomatic or with scarce manifestations, at the time it has been confused with malignant lesions.
María del Pilar Estrada Pérez   +2 more
doaj  

Engineered Protein‐Based Ionic Conductors for Sustainable Energy Storage Applications

open access: yesAdvanced Materials, EarlyView.
Rational incorporation of charged residues into an engineered, self‐assembling protein scaffold yields solid‐state protein films with outstanding ionic conductivity. Salt‐doping further enhances conductivity, an effect amplified in the engineered variants. These properties enable the material integration into an efficient supercapacitor.
Juan David Cortés‐Ossa   +14 more
wiley   +1 more source

Assessment of root canal morphology of mandibular first premolars in the Indian population using spiral computed tomography: An in vitro study

open access: yesIndian Journal of Dental Research, 2010
Aim: The aim of the study is to determine the root canal morphology of the mandibular first premolar teeth in an Indian population using spiral computed tomography (SCT).
Sandhya Raghu   +2 more
doaj  

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