Results 61 to 70 of about 1,764,069 (315)

Transformative Role of Laser Technology in Ophthalmology and Dermatology: A Mini Review of Precision Applications in Modern Medicine

open access: yesAUIQ Complementary Biological System
Laser technology has significantly transformed healthcare and biological sciences by Laser devices are offered precision, efficiency, and Multiple simple solutions in various medical fields and research domains.
Haider Hameed, Lina M. Shaker
doaj   +1 more source

The optimization of the multi-atmospheric Ar-Xe laser [PDF]

open access: yes, 1998
The quasi-steady-state conditions of the multi-atmospheric e-beam sustained Ar-Xe laser are investigated. It is observed that the duration of the stationary period depends on the e-beam current, discharge power deposition, and gas pressure.
Gielkens, S.W.A.   +3 more
core   +2 more sources

Spin‐Valley Polarization Control in WSe2 Monolayers using Photochemical Doping

open access: yesAdvanced Optical Materials, EarlyView.
A photochemical doping method is employed to modulate the spin‐valley polarization in WSe2 monolayers by tuning the carrier density from electron‐rich to hole‐rich regimes. This controlled doping enables a three‐fold variation in exciton polarization, revealing relaxation channels driven by scattering between excitons and charge carriers in two ...
Eirini Katsipoulaki   +11 more
wiley   +1 more source

Excimer lasers [PDF]

open access: yes
The results of a two-year investigation into the possibility of developing continuous wave excimer lasers are reported. The program included the evaluation and selection of candidate molecular systems and discharge pumping techniques. The K Ar/K2 excimer
Hess, L. D.   +3 more
core   +4 more sources

An Analysis of Laser Researches in Biomedicine Literature with a Scientometric Approach

open access: yesInternational Journal of Information Science and Management, 2020
The co-words analysis, as a scientometric method, helps us to discover the conceptual relationships between scientific texts and application of such relationships as a means to demonstrate important links that may be difficult to discover in other ways ...
Fatemah Makkizadeh
doaj  

Impact of open de-ionized water thin film laminar immersion on the liquid immersed ablation threshold and ablation rate of features machined by KrF excimer laser ablation of bisphenol A polycarbonate [PDF]

open access: yes, 2009
Debris control and surface quality are potential major benefits of sample liquid immersion when laser micromachining; however, the use of an immersion technique potentially modifies the ablation mechanism when compared to an ambient air interaction.
C.F. Dowding   +23 more
core   +2 more sources

Triplet–Triplet Annihilation Photon Upconversion Toward UVC Energy Generation Using TIPS‐Benzene and a Heptazine Derivative

open access: yesAdvanced Optical Materials, EarlyView.
The TTA‐UC from visible/UVA to UVB/C is demonstrated by combining a heptazine derivative with TIPS‐benzene‐based emitters. The heptazine derivative has a triplet energy level high enough to sensitize the emitters. The introduction of bulky tert‐butyl substituents to the TIPS‐benzene emitter is a simple and powerful strategy for enhancing the TTA‐UC ...
Masanori Uji   +5 more
wiley   +1 more source

Light‐Induced Thin‐Film Transfer Processes Based on Phase Transition of GeSbTe and ITO Sacrificial Layers

open access: yesAdvanced Materials Interfaces, 2023
In the upcoming ubiquitous era, wearable/flexible electronics are spotlighted to get various types of numerous information in real time. Several researchers have investigated flexible materials, and developed diverse thin‐film transfer methods.
Sang Yoon Park   +3 more
doaj   +1 more source

Laser-induced fluorescence with tunable excimer lasers as a possible method for instantaneous temperature field measurements at high pressures: checks with an atmospheric flame.

open access: yesApplied Optics, 1988
A new method for instantaneous temperature field measurements based on LIF studies of OH, O(2), and H(2)O in an open atmospheric flame with a tunable excimer laser is suggested.
P. Andresen   +5 more
semanticscholar   +1 more source

Single‐Emitter White OLEDs via Microcavity Spectral Engineering

open access: yesAdvanced Optical Materials, EarlyView.
This research introduces a simple, eco‐friendly approach for fabricating ITO‐free white OLEDs by converting blue emission into broadband white light using microcavity engineering. The emitted color can be adjusted by changing the cavity thickness, offering a scalable method ideal for sustainable lighting applications Abstract White organic light ...
Manish Kumar   +5 more
wiley   +1 more source

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