Results 71 to 80 of about 1,252,023 (295)

3D FEM model development from 3D optical measurement technique applied to corroded steel bars [PDF]

open access: yes, 2016
Understanding the mechanical effects of the corrosion pits on the steel surface requires an accurate definition of their geometry and distribution along the rebar.
Bairán García, Jesús Miguel   +2 more
core   +2 more sources

A Comparison of the Fracture Resistance of Endodontically Treated Teeth using Three Different Post Systems

open access: yesFrontiers in Dentistry, 2006
Statement of problem: It is yet unclear whether fiber-reinforced composite posts can enhance the mechanical properties and prevent vertical fractures of teeth under chewing loads.
M. Sadeghi
doaj  

A novel quinazolinone insulin receptor inhibitor and its synergy with an EGFR inhibitor in glucose‐driven glioblastoma

open access: yesMolecular Oncology, EarlyView.
The novel styrylquinazolinone‐based molecule W1B effectively suppresses glioblastoma by inhibiting IGF1R and EGFR. In high‐glucose microenvironments driving tumor resistance, W1B acts synergistically with the EGFR inhibitor dacomitinib. This combination safely blocks compensatory survival signaling in zebrafish xenograft models. Showcasing promising in
Patryk Rurka   +9 more
wiley   +1 more source

On the alpha formalism for the common envelope interaction

open access: yes, 2010
The {\alpha}-formalism is a common way to parametrize the common envelope interaction between a giant star and a more compact companion. The {\alpha} parameter describes the fraction of orbital energy released by the companion that is available to eject ...
Afşar   +67 more
core   +1 more source

Structure analysis of biologically important prokaryotic glycopolymers [PDF]

open access: yes, 2013
Of the many post-translational modifications organisms can undertake, glycosylation is the most prevalent and the most diverse. The research in this thesis focuses on the structural characterisation of glycosylation in two classes of glycopolymer (
Ventura, Valeria Victoria   +1 more
core   +1 more source

Oncogenic DMTF1β promotes cancer cell motility by regulating autophagy through ULK1 stabilization

open access: yesMolecular Oncology, EarlyView.
In the current study, we demonstrate that the oncogene DMTF1β regulates ULK1 stability by reducing its proteasomal degradation in cancer cells. This stabilization enables ULK1 to induce autophagy, which in turn facilitates cancer cell migration. Consequently, reduced DMTF1β levels lead to decreased autophagy and impaired cancer cell migration.
Jun Xu   +13 more
wiley   +1 more source

Penerapan Teknik Information Gap untuk Meningkatkan Kemampuan Berbicara Siswa Kelas Dua di SMA Negeri 11 Pekanbaru [PDF]

open access: yes, 2016
Based on the writer's small observation in the process of teaching and learning English and an interview with one of the English teachers in SMA Negeri 11 Pekanbaru, most of students faced difficulties in speaking English and their speaking score were ...
Fatrina, N. F. (Novi)   +2 more
core  

High spatial resolution and high contrast optical speckle imaging with FASTCAM at the ORM

open access: yes, 2010
In this paper, we present an original observational approach, which combines, for the first time, traditional speckle imaging with image post-processing to obtain in the optical domain diffraction-limited images with high contrast (1e-5) within 0.5 to 2 ...
Bejar-Sanchez, V.   +12 more
core   +3 more sources

Reliable Linear, Sesquilinear and Bijective Operations On Integer Data Streams Via Numerical Entanglement [PDF]

open access: yes, 2016
A new technique is proposed for fault-tolerant linear, sesquilinear and bijective (LSB) operations on $M$ integer data streams ($M\geq3$), such as: scaling, additions/subtractions, inner or outer vector products, permutations and convolutions.
Anam, Mohammad Ashraful   +1 more
core   +2 more sources

Effect of hydrogen peroxide and universal adhesive application on the bond strength of glass fiber posts

open access: yesBrazilian Journal of Oral Sciences, 2017
Aim: This study aims to evaluate the effect of different surface treatments on the bond strength of glass fiber posts. Methods: Ninety unirradicular premolars had their crowns removed and were endodontically treated.
Fernando Dalitz   +5 more
doaj   +1 more source

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