Results 81 to 90 of about 913,632 (347)

Influence of Temperature on Scratch and Wear Properties of Technical Thermoplastics: Implications for Material Selection

open access: yesAdvanced Engineering Materials, EarlyView.
The share of technical thermoplastics is expected to grow further in the e‐mobility segment. In this study, a detailed temperature‐based tribological characterization of technical thermoplastics is performed. The tribological properties are discussed in terms of the dynamic mechanical properties of polymers at different ambient temperatures. A proof of
Harsha Raghuram   +2 more
wiley   +1 more source

Excursions into medical fields of activity at the Hannover Medical School: conception, realization and an evaluation over four years

open access: yesGMS Zeitschrift für Medizinische Ausbildung, 2005
At the Hannover Medical School excursions into fields of medical activity include four elements: a lecture introducing the full range of fields of medical practice to all students, preparatory seminars for students after having chosen a special field ...
Geyer, Siegfried   +4 more
doaj  

Room-temperature lasing action in GaN quantum wells in the infrared 1.5 micron region

open access: yes, 2018
Large-scale optoelectronics integration is strongly limited by the lack of efficient light sources, which could be integrated with the silicon complementary metal-oxide-semiconductor (CMOS) technology.
Ho, V. X.   +5 more
core   +1 more source

Performance Comparison of Surface Sensitizers for Diode Laser Powder Bed Fusion of Polyamide 12

open access: yesAdvanced Engineering Materials, EarlyView.
Laser‐generated nanoparticles transform standard PA12 powders into high‐performance, dye‐free feedstocks for diode laser 3D printing. Despite identical absorbance at 808 nm, CuS, LaB6, and CB coatings reveal striking differences in fusion and strength—unlocking new design space for recyclable, industrial‐grade polymers.
Michael Willeke   +9 more
wiley   +1 more source

MODERATION AND EXCESS; USE AND ABUSE: THE MEDICAL KNOWLEDGE ABOUT ALCOHOLIC BEVERAGES.

open access: yesClio: Revista de Pesquisa Histórica, 2006
This article draws a broad panel of the tradition of therapeutic use of alcoholics in Western societies, highlighting the contextualization of two important theories formulated during the nineteenth century: alcohol-food, attributed to Liebig, and Todd's
Fernando Sérgio Dumas dos Santos
doaj  

STRATEGI PENGEMBANGAN AGROINDUSTRI JAMU DI JAWA TIMUR [Development Strategy of Herbal Medicine Agroindustry in East Java]

open access: yesJurnal Teknologi & Industri Hasil Pertanian, 2018
Herbal medicine agro-industry has experienced ups and downs in its development, the movement back to nature makes herbal medicine agro-industry has developed quite rapidly.
Nurmayasari Nurmayasari   +2 more
doaj   +1 more source

Anthropometric Measures of Hadza Forager Children and Juveniles: Implications for Anthropology and Human Biology

open access: yes, 2017
Understanding growth trajectories during child development is important for the fields of human biology, public health, medicine, and evolutionary medicine.
Crittenden, Alyssa N., Ford, Elle
core  

Powder Metallurgy Preparation of Metastable β Ti–Cr–Ge Alloys for Medical Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This study develops metastable β Ti–Cr–Ge alloys using powder metallurgy for biomedical implants. The Ti–10Cr–2Ge alloy exhibits superior mechanical performance with high yield strength (>1100 MPa), low Young's modulus (<85 GPa), and excellent strain hardening behavior.
Teddy Sjafrizal   +3 more
wiley   +1 more source

On the Deformation Behavior of Metastable CrMnNi Steels Processed by Directed Energy Deposition in Different Temperature Regimes

open access: yesAdvanced Engineering Materials, EarlyView.
In the present study, metastable CrMnNi steels with varying chemical compositions and a concomitantly altered stacking fault energy are processed via directed energy deposition and afterwards tested via tensile tests at different temperatures. The present study shows the influence of the manufacturing process on the elemental deformation mechanisms for
Julia Richter   +8 more
wiley   +1 more source

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