Results 41 to 50 of about 232,923 (306)

Maxillary dental arch width changes by extraction and non-extraction orthodontic treatment among angle’s class I malocclusion patients

open access: yesUpdate Dental College Journal, 2022
This study examined the pretreatment and post treatment dental arch width changes between the extraction and non-extraction cases in Angle’s class I patients. Sixty pre-treatment and post-treatment dental casts from 30 extractions and 30 non-extractions
Sultana Razia Khanam   +3 more
doaj   +1 more source

Perbedaan Lebar Lengkung Gigi pada Maloklusi Klasifikasi Angle di SMPNI Salatiga Jawa Tengah [PDF]

open access: yes, 2015
Background: Dental arch could influence several factors concerned to such as available space, aesthetic, and teeth stability. Some researchers claimed that there was differences of dental arch width on malocclusion Angle classification while some others ...
, drg. Suyadi   +2 more
core  

Bistable Mechanisms 3D Printing for Mechanically Programmable Vibration Control

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces a 3D‐printed bistable mechanism integrated into tuned mass dampers (TMDs) for mechanically adaptive passive vibration suppression. Through optimized geometry, the bistable design provides adaptable vibration reduction across a broad range of scenarios, achieving effective vibration mitigation without complex controls or external ...
Ali Zolfagharian   +4 more
wiley   +1 more source

Comparison of lower body segment alignment of elite level hockey players to age-matched non-hockey players [PDF]

open access: yes, 2015
Master's Project (M.A.) University of Alaska Fairbanks, 2015Lower body overuse and insidious onset injuries are thought to have an underlying biomechanical component which may be predisposing to injury. The purpose of this study was to compare lower body
Kimbal, Jim R.
core  

Study of rock displacement with the help of equivalent materials using room-and-pillar mining method [PDF]

open access: yes, 2012
Field study made with the help of equivalent materials to determine minimum dimension of interchamber and barrier pillars and limiting chamber span was carried out.
Buzilo, V.I.   +2 more
core   +1 more source

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

Study on the matching of dental and basal bone arch form in three-dimensional space in individual normal occlusion of Chinese population

open access: yes口腔疾病防治, 2016
Objective To study the matching of dental and basal bone arch form in three-dimensional space in individual normal occlusion, to provide references for the clinical treatment.
SUN Shang-ran, GAO Hui, XIAO Dan-na
doaj   +1 more source

A comparison between the MEXE and Pippard's methods of assessing the load carrying capacity of masonry arch bridges [PDF]

open access: yes, 2013
The Military Engineering eXperimental Establishment (MEXE) method is a long established system of masonry arch load carrying capacity assessment. It has been subject to review in recent years and some shortcomings have been identified.
Haynes, BJ, Melbourne, C, Wang, J
core  

Interaction between Molten Al‐Killed Mn–B Steel and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
High‐temperature interactions between low‐sulfur Al‐killed Mn–B steel and MgO–C refractories (0 and 50 wt% recyclates) are studied via finger immersion tests (1600 °C). Surface‐active elements influence infiltration. MgO/CaS layer forms, along with spinel and calcium silicate.
Matheus Roberto Bellé   +5 more
wiley   +1 more source

Jamming transition in a two-dimensional open granular pile with rolling resistance

open access: yes, 2014
We present a molecular dynamics study of the jamming/unjamming transition in two-dimensional granular piles with open boundaries. The grains are modeled by viscoelastic forces, Coulomb friction and resistance to rolling.
Atman, Allbens P. F.   +3 more
core   +4 more sources

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