Results 141 to 150 of about 339,839 (317)

Calculation of the longitudinal aerodynamic characteristics of STOL aircraft with externally-blown jet-augmented flaps [PDF]

open access: yes
A theoretical investigation was made to develop methods for predicting the longitudinal aerodynamic characteristics of externally-blown, jet-augmented wing-flap combinations.
Dillenius, M. F. E.   +2 more
core   +1 more source

The tiger salamander as a promising alternative model organism to the axolotl for fracture healing and regenerative biology research

open access: yesThe Anatomical Record, EarlyView.
Abstract Scientists have been captivated by the ability to regenerate, focusing on uncovering the mechanisms of epimorphic regeneration and applying them to human medicine. The axolotl (Ambystoma mexicanum) has become the most intensively studied model in tetrapod regeneration research, particularly concerning limb regeneration.
Vivien Bothe, Nadia Fröbisch
wiley   +1 more source

Static internal performance of convergent single-expansion-ramp nozzles with various combinations of internal geometric parameters [PDF]

open access: yes
An investigation was conducted in the Static Test Facility of the Langley 16-Foot Transonic Tunnel to determine the effects of five geometric design parameters on the internal performance of convergent single expansion ramp nozzles.
Bare, E. Ann, Capone, Francis J.
core   +1 more source

Departing from standard practices: Strategic application of value engineering in the anatomy laboratory to enhance formaldehyde extraction using high‐impact, low‐cost, and low‐maintenance solutions

open access: yesAnatomical Sciences Education, Volume 18, Issue 3, Page 241-253, March 2025.
Abstract This study describes the process of developing a high‐impact, low‐cost, and low‐maintenance air ventilation system for anatomy facilities. It employed the strategic application of Value Engineering (VE), assuring that the air ventilation system meets contemporary threshold limit values (TLVs) for formaldehyde in the working zone of dissection ...
Jürgen Russ, Niels Hammer
wiley   +1 more source

3D bioprinting in oral and craniomaxillofacial tissue regeneration: Progress, challenges, and future directions

open access: yesBMEMat, EarlyView.
This paper summarized the application of 3D bioprinting in the regeneration of various tissues in the oral and craniomaxillofacial fields, including the required biomaterials and printing techniques. Abstract Oral and craniomaxillofacial tissues are essential for maintaining oral functions, including respiration, mastication, swallowing, and speech ...
Huilu Zhan   +7 more
wiley   +1 more source

Flap noise and aerodynamic results for model QCSEE over-the-wing configurations [PDF]

open access: yes
Noise spectra in three dimensions and aerodynamic data were measured for a model of the NASA quiet clean short-haul experimental engine (QCSEE) over-the-wing configuration.
Burns, R., Groesbeck, D. E., Olsen, W.
core   +1 more source

Maximizing Neurovascular Outcomes of Facial Transplantation: A Comprehensive Review

open access: yesClinical Anatomy, EarlyView.
ABSTRACT Facial transplantation is a division of reconstructive surgery which aims to improve the function and appearance of a face that has endured severe disfigurement. Currently, the face transplant procedure uses allogenic tissue, harvested from a brain‐dead donor, to replace damaged facial components.
Olivia A. James, Faye Bennett
wiley   +1 more source

Externally blown flap noise research [PDF]

open access: yes
The Lewis Research Center cold-flow model externally blown flap (EBF) noise research test program is summarized. Both engine under-the-wing and over-the-wing EBF wing section configurations were studied.
Dorsch, R. G.
core   +1 more source

Management of post‐implant fibrous dysplasia in the maxilla: A case study

open access: yesClinical Advances in Periodontics, EarlyView.
Abstract Background Fibrous dysplasia is generally rare, and even rarer in older adults. Special care is needed when altering the alveolar bone in these cases, especially if an implant is involved. This case study highlights such a scenario. Methods This case study details the experience of a 63‐year‐old African American female who presented with a ...
Yousef Taha Y. Amrou   +4 more
wiley   +1 more source

Blade-mounted trailing edge flap control for BVI noise reduction [PDF]

open access: yes
Numerical procedures based on the 2-D and 3-D full potential equations and the 2-D Navier-Stokes equations were developed to study the effects of leading and trailing edge flap motions on the aerodynamics of parallel airfoil-vortex interactions and on ...
Charles, B. D.   +3 more
core   +1 more source

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