Results 51 to 60 of about 153,313 (366)

Fiber-coupled high brightness high power diode laser for solid-state laser pumping and material processing

open access: yes, 2022
S.47-53Two applications emerge as drivers for higher brightness fiber-coupled diode lasers: advanced solid-state pumping schemes and materials processing.
Ehlers, B., Heinemann, S., Doerfel, F.
core   +1 more source

A Comparative Evaluation of the Effect of Photobiomodulation on the Depth of Anaesthesia During Endodontic Treatment of Teeth with Symptomatic Irreversible Pulpitis—A Prospective Clinical Trial

open access: yesJournal of Pharmacy and Bioallied Sciences
Background: Effective pulpal anesthesia is crucial in endodontic practice, particularly in treating symptomatic irreversible pulpitis. This study explores photobiomodulation therapy (PBMT) as a non-invasive adjunct to traditional anesthesia.
Akshita Balivada   +5 more
doaj   +1 more source

Re-mineralization capability of two natural nano-plant extracts on early enamel caries using diode laser

open access: yesIndian Journal of Dental Sciences, 2022
Background: To investigate diode laser application and two natural nano-plant extracts effect on the re-mineralization and surface micro-hardness of early enamel carious lesions.
Lamiaa Mahmoud Moharam   +1 more
doaj   +1 more source

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Effects of intermodulation distortion on the performance of a hybrid radio/fiber system employing a self-pulsating laser diode transmitter [PDF]

open access: yes, 2003
A self-pulsating laser is used to generate a multicarrier (five radio frequency (RF) channels) microwave optical signal for use in a hybrid radio/fiber system. The self-pulsation is achieved by external light injection into the laser diode.
Anandarajah, Prince M.   +2 more
core   +1 more source

Linewidth Reduction by Feedforward Locking a Laser Diode to a Femtosecond Comb Line

open access: yesIEEE Photonics Journal, 2016
We propose and demonstrate a novel method to narrow the linewidth of a laser diode at 1550 nm by an electronics-assisted feedforward path and weak locking to a femtosecond comb line simultaneously.
Ziping Zhang   +6 more
doaj   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

Interstitial laser therapy of benign prostatic hyperplasia [PDF]

open access: yes, 1999
The objective of interstitial laser coagulation (ILC) of benign prostatic enlargement is to achieve a marked volume reduction and to decrease bladder outlet obstruction and lower urinary tract symptoms with minimal morbidity.
Muschter, Rolf, Whitfield, Hugh
core   +1 more source

Impact of 980 nm diode laser activated irrigation on adaptability of root canal filling in oval-shaped canals

open access: yesBDJ Open
Aim To assess the impact of 980 nm diode laser-activated irrigation with or without EDTA on the adaptability of root canal filling in oval-shaped canals using a scanning electron microscope.
Sabah M. Sobhy
doaj   +1 more source

Multimodal Soft Surgical Robots Enabled by Eco‐Degradable, Sterilizable Polymers and Transient Electronics

open access: yesAdvanced Functional Materials, EarlyView.
A compostable PGS soft surgical robot with interchangeable modules integrates transient Mo tactile and Si thermal sensors for dual feedback. The device preserves its function after clinical‐grade sterilization, demonstrates stable actuation and cardiac tissue grasping with real‐time in vivo pulsatile monitoring, and biodegrades post‐use with soil‐safe, 
Minseong Chae   +27 more
wiley   +1 more source

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