Results 41 to 50 of about 285,909 (143)

Clinical and Radiographic Outcomes Following Unintentional Extrusion of Cold Ceramic: A Case Series of Three Patients

open access: yesClinical Case Reports, Volume 14, Issue 10, October 2026.
ABSTRACT In three patients with unintentional extrusion of cold ceramic beyond the root apex, favorable clinical and radiographic outcomes were observed over 2–4 years. These descriptive observations do not establish the safety or biological effects of extruded material, but support careful clinical and radiographic follow‐up when patients remain ...
Jalil Modaresi   +2 more
wiley   +1 more source

Ultrasonic Vibration Assisted Laser Processing: A Hybrid Paradigm for Extreme Surface Enhancement

open access: yesRare Metals, Volume 45, Issue 10, October 2026.
ABSTRACT Traditional laser processing techniques offer many advantages, but they often encounter limitations such as heat‐affected zones, recast layers, residual tensile stresses, and poor surface finish. The integration of ultrasonic vibration (UV) presents a promising hybrid approach to overcome these challenges by introducing beneficial effects like
Aziz Ul Hassan Mohsan   +6 more
wiley   +1 more source

Designed and Testing of the Positive Displacement Motor Driven Rotary Percussion Drilling Device

open access: yesShiyou jixie, 2016
The stability and service life of common rotary percussion drilling downhole tool is influenced by poor working conditions and is far from the field requirement. In view of this,a PDM driven drill string reciprocating percussion concept has been proposed,
Ma Guangjun   +2 more
doaj  

From Flybys to Sample Return: A Review of Space Probes and Robotic Sampling Technologies for Small Bodies

open access: yesJournal of Field Robotics, Volume 43, Issue 7, Page 4475-4514, October 2026.
ABSTRACT As a crucial puzzle piece of deep space exploration, exploring small bodies can provide significant scientific insights and valuable mineral resources. Unlike missions to the Moon and Mars, small‐body missions pose distinct technical challenges, including communication delays, weak gravity, and uncertain environments. This paper reviews a full
Xin Zhang   +3 more
wiley   +1 more source

(Un)threading Rhythms: On Affect and Vibe in a Rave

open access: yesAnthropology of Consciousness, Volume 37, Issue 2, Fall 2026.
ABSTRACT In Toronto, raves arise across large nightclubs, DIY venues and outdoors, despite changing regulations that have further arranged and narrowed their possibility in the past 4 years. Following a rave in Toronto, this work explores ways that potentialities and affects emerge in a single night, through my entry of taking part in dancing and ...
Tatiana Yunadi
wiley   +1 more source

Reclaimed Well Sites on Salt Affected Soils: Electrical Conductivity and Sodium Adsorption Ratio as Plant Community Response Indicators

open access: yesLand Degradation &Development, Volume 37, Issue 13, Page 9114-9125, 15 August 2026.
ABSTRACT Salt affected soils are common worldwide, resulting from natural causes and anthropogenic activities. Saline and sodic soils often occur in association with oil and gas production, impacting soil properties which can impede vegetation growth and development.
Laura Bony   +3 more
wiley   +1 more source

Elektric rotary-percussion drilling machine of high power –feasibility study [PDF]

open access: yes
Rotary-percussion drilling machines are commonly used for drilling hard-to-cut and abrasive rocks. Currently, in underground mining, drilling jumboswith hydraulic drilling machinesand rotary percussion drilling machines are used in chamber-and-pillar ...
Kozłowski, Artur   +3 more
core   +1 more source

Evaluation of the performance of coated and uncoated carbide tools in drilling thick CFRP/aluminium alloy stacks [PDF]

open access: yes, 2013
This paper aims to establish the wear mechanisms of coated and uncoated tungsten carbide drills when drilling carbon fibre reinforced plastics (CFRP)/aluminium alloy (Al) stacks. During the drilling experiments, thrust forces were measured.
MONTOYA, Maxime   +3 more
core   +1 more source

The Sanitization of the Night: Gentrification and the Everyday Temporal Politics in Belgrade

open access: yesCity &Society, Volume 38, Issue 2, August 2026.
ABSTRACT Urban scholarship increasingly recognizes that processes such as gentrification unfold not only through spatial transformations, but through shifts in sensory environments and everyday rhythms. In this paper, drawing on twenty‐three months of fieldwork in Belgrade, I examine how urban redevelopment (re)organizes time for middle‐class people ...
Alexandra Dantzer
wiley   +1 more source

A Stepwise Approach to Managing Bilateral Maxillary Sinus Tracts: A Case Report

open access: yesClinical Case Reports, Volume 14, Issue 7, July 2026.
ABSTRACT This case report describes a rare presentation of bilateral intraoral sinus tracts of odontogenic origin associated with a maxillary right first molar (Universal #3). A key diagnostic challenge was differentiating an endodontic infection from vertical root fracture (VRF) in a previously treated tooth; no J‐shaped probing defect was detected ...
Ali Chamani   +3 more
wiley   +1 more source

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