Results 111 to 120 of about 1,019,331 (345)

Advanced turboprop technology development [PDF]

open access: yes
The efficiency of high-speed turboprop propulsion systems is considered with emphasis on fuel savings. Specific topics discussed include: (1) high efficiency and low noise of propeller design; (2) fuselage noise attenuation; (3) propeller and gear box ...
Bencze, D. P.   +2 more
core   +1 more source

Physical performance and durability evaluation of rubberized concrete [PDF]

open access: yes, 2014
The main objective of this research is to develop rubberized concrete with achievable structural strength using simple mix design. Simple mix design is a description by using the crumb rubber, used as in condition just received from the plant without
Md Noor, Nurazuwa
core  

Waveguide Photoactuators: Materials, Fabrication, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi   +4 more
wiley   +1 more source

Sustainability Analysis of Environmental Comfort and Building Information Modeling in Buildings: State of the Art and Future Trends

open access: yesEng
Environmental comfort involves creating comfortable and healthy indoor environments, taking into account the climate characteristics of the built environment.
Thayná F. Ramos   +4 more
doaj   +1 more source

Physical and subjective studies of aircraft interior noise and vibration [PDF]

open access: yes
Measurements to define and quantify the interior noise and vibration stimuli of aircraft are reviewed as well as field and simulation studies to determine the subjective response to such stimuli, and theoretical and experimental studies to predict and ...
Leatherwood, J. D., Stephens, D. G.
core   +1 more source

On site challenges for the construction of 16-storey condominium: as observed by a young civil engineering technologist [PDF]

open access: yes, 2020
The difference between an engineer and an engineering technologist is that, an engineer would mainly focus and produce structural designs based on engineering calculations, while the job of an engineering technologist is to execute the design in the real
Chan, C. M.   +2 more
core  

Wearable and Implantable Devices for Continuous Monitoring of Muscle Physiological Activity: A Review

open access: yesAdvanced Science, EarlyView.
Recent advances in materials and device engineering enable continuous, real‐time monitoring of muscle activity via wearable and implantable systems. This review critically summarizes emerging technologies for tracking electrophysiological, biomechanical, and oxygenation signals, outlines fundamental principles, and highlights key challenges and ...
Zhengwei Liao   +4 more
wiley   +1 more source

Project report. A subtropical urban community, investigating medium to high density residential typologies by Design Charrette [PDF]

open access: yes, 2009
The Centre for Subtropical Design at QUT, in partnership with the Queensland Government and Brisbane City Council, conducts research focused on 'best practice' outcomes for higher density urban living environments in the subtropics through the study of ...
Kennedy, Rosemary
core   +4 more sources

Natural ventilation and acoustic comfort

open access: yes, 2012
Natural ventilation offers the potential for a sustainable, low-energy, low-maintenance solution to providing air to building occupants. When compared to mechanical ventilation systems, it also gives the benefits that occupants feel more connected with the outside world and perceive that they have better control over their environment.
Chilton, Anthony   +5 more
openaire   +1 more source

Acoustic Comfort in Learning Spaces: Moving Towards Sustainable Development Goals

open access: yesSustainability, 2019
The association between learning spaces and new pedagogical approaches is a current issue. Research shows that the classical, more silent, master class is being bypassed by student centered methods with participative classes and active methodologies ...
Isabel Montiel   +3 more
semanticscholar   +1 more source

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