Results 111 to 120 of about 164,990 (313)

Biomimetic apatite sintered at very low temperature by spark plasma sintering: Physico-chemistry and microstructure aspects [PDF]

open access: yes, 2010
Nanocrystalline apatites analogous to bone mineral are very promising materials for the preparation of highly bioactive ceramics due to their unique intrinsic physico-chemical characteristics.
Martinet-Rollin, S.   +16 more
core   +1 more source

Versatile techniques based on the Thermionic Vacuum Arc (TVA) and laser-induced TVA methods for Mg/Mg:X thin films deposition-A review

open access: yesJournal of Magnesium and Alloys
Magnesium and magnesium thin alloy films were deposited using a thermionic vacuum arc (TVA), which has multiple applications in the field of metallic electrodes for diodes and batteries or active corrosion protection. An improved laser-induced TVA (LTVA)
R. Vladoiu   +6 more
doaj   +1 more source

Microfabricated Anisotropic Myobundles for the Scalable Production of Cardiac Tissue Grafts

open access: yesAdvanced Functional Materials, EarlyView.
Controlling the anisotropy of cardiac tissue remains an outstanding challenge in the field of cardiac tissue engineering. Here, we introduce an approach to generate anisotropic cardiac myobundles using cell‐adhesive, synthetic, electrospun fibers and stem cell‐derived cardiac fibroblasts.
Maggie E. Jewett   +15 more
wiley   +1 more source

Study of fundamental parameters in hybrid laser welding [PDF]

open access: yes, 2011
This thesis undertakes a study of laser welding in terms of basic laser material interaction parameters. This includes power density, interaction time and specific point energy.
Suder, Wojciech
core  

COMPARATIVE STUDY BETWEEN PLASMA AND LASER CUTTING OF STEELS AND POLYMERIC MATERIALS

open access: yesNonconventional Technologies Review, 2022
The paper deals with comparative study between plasma and laser cutting of different materials. C 45 and stainless steel were cut by these mentioned above technologies with different working parameters.
Daniel Ghiculescu   +3 more
doaj  

Blood Biomarkers and Surface‐Enhanced Raman Spectroscopy for Gout: A Comprehensive Review

open access: yesAdvanced Functional Materials, EarlyView.
Schematic illustrating gout disease progression from asymptomatic hyperuricemia to chronic tophaceous disease, highlighting the limitations of conventional imaging and biochemical diagnostics and the potential of engineered SERS platforms for ultrasensitive blood‐based detection of urate‐related biomarkers across disease stages, with the color gradient
Isuri Perera   +6 more
wiley   +1 more source

Influence of laser ablation and plasma surface treatment on the joint strength of laser welded aluminum-polyamide assemblies [PDF]

open access: yes, 2017
Laser assembly of a metal with a polymer is an innovative process for the development of hybrid lightweight structures. It was already demonstrated that surface treatment of aluminum prior to laser joining has a critical influence on joint strength of ...
AL SAYYAD, Adham   +6 more
core  

Tailoring Laser Propulsion for Future Applications in Space

open access: yes, 2010
Pulsed laser propulsion may turn out as a low cost alternative for the transportation of small payloads in future. In recent years DLR investigated this technology with the goal of cheaply launching small satellites into low earth orbit (LEO) with ...
Eckel, Hans-Albert, Scharring, Stefan
core   +1 more source

Ion charge state distribution in a laser produced bounded plasma [PDF]

open access: yes, 2017
A laser ion source was investigated for a laser produced spatially bound plasma and the production of cluster ions. The design of a unique geometry for the target was fabricated to have a hollow cylindrical structure where the plasma is ignited inside ...
3060   +2 more
core   +1 more source

INVESTIGATION INTO THE AlN AND AlO RADICAL FORMATION PROCESSES IN THE PLASMA DUE TO DEFOCUSING OF DOUBLE LASER PULSES INCIDENT ON OXIDIZED ALUMINUM [PDF]

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2013
The influence of the laser-pulse radiation defocusing on the formation of the desired component and charge composition of the surface plasma is studied using the laser spark spectrometry (LSS-1 spectrometer). The possibility for increasing the portion of
S.V. Protsenko   +4 more
doaj  

Home - About - Disclaimer - Privacy