Results 31 to 40 of about 8,894 (300)

Non-axisymmetric turbine end wall profiling [PDF]

open access: yes, 2001
A design method for profiling the end wall to reduce secondary flow has been reported previously. A profile has been tested in the Durham Linear Cascade and the results confirmed the design method.
Harvey, NW.   +4 more
core   +1 more source

An investigation of secondary flow in a turbine blade with end wall profiling [PDF]

open access: yes, 1999
Secondary flows have been long recognised as a significant form of loss mechanism in turbomachinery. They have a major influence over the performance of the blade rows since they cause unsteadiness in the mainstream flow.
Jayaraman, Punitha
core  

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Dynamics of Chloroplast Translation during Chloroplast Differentiation in Maize. [PDF]

open access: yesPLoS Genetics, 2016
Chloroplast genomes in land plants contain approximately 100 genes, the majority of which reside in polycistronic transcription units derived from cyanobacterial operons.
Prakitchai Chotewutmontri, Alice Barkan
doaj   +1 more source

Endwall profiling for the reduction of secondary flow in turbines [PDF]

open access: yes, 2003
This thesis describes investigations into the use of a technique for improving the efficiency of axial flow turbines. The flow in the turbine component of axial flow machines is complex, with a number of three-dimensional features.
Ingram, Grant Laidlaw, Ingram, Grant
core  

Aerodynamic improvement of GTE compressors by space profiling of blade vanes

open access: yes, 2013
The optimum spatial profiling of blade vanes of GTE compressor stages is considered on the basis of calculation of a three-dimensional viscid stream.
V. P. Gerasimenko, M. Y. Shelkovsky
core   +1 more source

Characterization of Aluminized Layers on Inconel‐738 Alloy: Microstructure, Modeling of Aluminizing Kinetics, and Thermal Behavior

open access: yesAdvanced Engineering Materials, EarlyView.
This study explored how effective nickel aluminide coatings are obtained in providing oxidation resistance applied to the Inconel 738 alloy, modeling with diffusion models. In the present study, kinetics and thermal behavior of the Inconel 738 alloy were studied by the low‐temperature thermoreactive aluminizing process, which was carried out at 625°C ...
Gozde Celebi Efe   +4 more
wiley   +1 more source

Design and Experimental Validation of the Profiling Cutting Platform for Tea Harvesting

open access: yesAgriculture
The low quality of mechanized tea harvesting in China’s hilly plantations, often caused by irregular canopy morphology, necessitates improved technology. This study addresses this issue by proposing a contact-based profiling mechanism and a corresponding
Hang Zheng   +5 more
doaj   +1 more source

The Application of Non-Axisymmetric Endwall Contouring in a 1½ Stage, Rotating Turbine [PDF]

open access: yes, 2011
Today gas turbines are a crucial part of the global power generation and aviation industries. Small improvements to the efficiencies of individual components within the gas flow path can, over time, lead to dramatic cost savings for the operator and at ...
SNEDDEN, GLEN,CAMPBELL   +1 more
core  

Metabolomics analysis reveals tissue-specific metabolite compositions in leaf blade and traps of carnivorous Nepenthes plants [PDF]

open access: yes, 2020
Nepenthes is a genus of carnivorous plants that evolved a pitfall trap, the pitcher, to catch and digest insect prey to obtain additional nutrients. Each pitcher is part of the whole leaf, together with a leaf blade.
Carlos E. Rodríguez-López   +7 more
core   +1 more source

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