Results 231 to 240 of about 415,820 (311)

Investigation of Crystal Structure Change and Mechanical Properties of 3D Printed PLA After Annealing

open access: yesPolymer Engineering &Science, EarlyView.
Thermal annealing of FDM‐printed PLA significantly enhances longitudinal tensile and flexural strengths by increasing crystallinity to 46.6%. However, transverse properties remain constrained by weak interlayer adhesion, providing crucial insights into the anisotropic thermo‐mechanical behavior of printed biopolymers for demanding engineering ...
Huseyin Erdem Yalkin, Ayse Nur Ozkan
wiley   +1 more source

Assessment of health technician students' awareness of dental trauma in Turkey. [PDF]

open access: yesBMC Med Educ
Altıntaş ED   +3 more
europepmc   +1 more source

Effective alternative provision [PDF]

open access: yes, 2007
Gulliver, Caroline   +6 more
core  

Optimization of Flexural Strength of PLA Flexural Test Specimens Produced by FDM Using Taguchi L27 Orthogonal Array and Hybrid Regression Model

open access: yesJournal of Polymer Science, EarlyView.
This study investigates the impact of FDM process parameters on the flexural strength of PLA components using a Taguchi L27 orthogonal array. Analysis reveals wall thickness and layer height as the primary determinants of mechanical performance. A highly accurate regression model is developed, providing a robust predictive framework to optimize 3D ...
Mehmet Şah Gültekin, Cüneyt Özdemir
wiley   +1 more source

Caries Rates in Different School Environments Among Older Adolescents: A Cross-Sectional Study in Northeast Germany. [PDF]

open access: yesChildren (Basel)
Al Masri A   +8 more
europepmc   +1 more source

Pedunculoside Inhibits Hepatocellular Carcinoma Progression by Activating the MAPK Signaling Pathway Through Targeting and Suppressing CDK4

open access: yesPhytotherapy Research, EarlyView.
Pedunculoside targets and suppresses CDK4; consequently, it activates the MAPK pathway and inhibits hepatocellular carcinoma progression. ABSTRACT Hepatocellular carcinoma (HCC) remains a major challenge in cancer prevention and treatment, highlighting the urgent need for effective and low‐toxicity anti‐HCC therapies. Recently, CDK4‐targeted inhibitors
Yang Zhou   +9 more
wiley   +1 more source

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