Results 31 to 40 of about 4,642,550 (404)

The influence of bond-rigidity and cluster diffusion on the self-diffusion of hard spheres with square-well interaction [PDF]

open access: yes, 2007
Hard spheres interacting through a square-well potential were simulated using two different methods: Brownian Cluster Dynamics (BCD) and Event Driven Brownian Dynamics (EDBD). The structure of the equilibrium states obtained by both methods were compared
Allen M. P.   +5 more
core   +4 more sources

Time gap effect on bond strength of 3D-printed concrete

open access: yesVirtual and Physical Prototyping, 2018
An advancing technology that combines the concrete extrusion with a motion control to create structures with complex geometrical shapes without the need for formwork is known as 3D concrete printing.
Y. Tay   +5 more
semanticscholar   +1 more source

Strength of a bifurcated H bond [PDF]

open access: yesProceedings of the National Academy of Sciences, 2014
Significance Hydrogen bonding is one of the characteristic features of macromolecules. Therefore, it is not surprising that extensive research has gone into understanding the energetics and importance of hydrogen bonding. All of these studies focused on hydrogen bonds that involve a single donor and acceptor pair.
Esther S, Feldblum, Isaiah T, Arkin
openaire   +2 more sources

Kuat Rekat Tarik dan Geser Bahan Bonding pada Perekatan Awal Braket dengan Pengetsaan dan Perekatan Ulang Tanpa Pengetsaan

open access: yesJournal of Dentistry Indonesia, 2015
The incidence of loose brackets during orthodontic treatment has reached 5%; therefore, loose brackts should be rebonded. Rebonding without etching might decrease chair time without compromising bond strength.
Nada Ismah, Erwin Siregar, Faruk Hoesin
doaj   +1 more source

Study of Bond Strength of Steel Bars in Basalt Fibre Reinforced High Performance Concrete

open access: yesCrystals, 2020
The paper presents the study on bond behaviour of steel bars. It reports the research conducted on local bond strength of short length specimens in high performance concrete (HPC) and basalt fibre reinforced high performance concrete (BFRHPC).
Piotr Smarzewski
doaj   +1 more source

Bonding of a resin-modified glass ionomer cement to dentin using universal adhesives [PDF]

open access: yesRestorative Dentistry & Endodontics, 2020
ObjectivesThis study aims to assess the effect of universal adhesives pretreatment on the bond strength of resin-modified glass ionomer cement to dentin.Materials and MethodsFifty caries-free human third molars were employed.
Muhittin Ugurlu
doaj   +1 more source

Real-Space In Situ Bond Energies: Toward A Consistent Energetic Definition of Bond Strength [PDF]

open access: yes, 2018
CTQ2015-65790-P; GRUPIN14-049, FICYT, Fundación para el Fomento en Asturias de la Investigación Científica Aplicada y la ...
Costales Castro, María Aurora   +3 more
core   +2 more sources

Experimental study on the bond performance between ultra-high performance concrete and steel bar under freeze-thaw cycles

open access: yesCase Studies in Construction Materials
To study the bond performance of ultra-high performance concrete (UHPC) and steel bar after freeze-thaw cycles (FTCs), the eccentric pull-out test of 10 groups of reinforced UHPC bond specimens, the compressive test of 24 cube specimens and the splitting
Dehong Wang   +3 more
doaj   +1 more source

Numerical Analysis for the Progressive Failure of Binary-Medium Interface under Shearing

open access: yesAdvances in Civil Engineering, 2018
Binary-medium specimens were fabricated using the particle flow code, and the shear strength, dilatancy, and failure behavior of the binary-medium specimens with different bond strength ratios (0.25, 0.5, 0.75, and 1.0) under different normal stresses ...
Rihong Cao   +3 more
doaj   +1 more source

Shear Bond Strength of Orthodontic Attachments to Amalgam Surfaces Using Assure Universal Bonding Resin after Different Surface Treatments [PDF]

open access: yesIranian Journal of Orthodontics, 2016
Background: Assure Universal Bonding Resin is capable of providing a strong bond between orthodontic attachments and amalgam surfaces. Objectives: This study sought to assess the shear bond strength of orthodontic attachments to amalgam surfaces using ...
Roya Naseh   +2 more
doaj   +1 more source

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