Results 91 to 100 of about 38,021 (315)

Towards computational flight dynamics of a passenger jet aircraft

open access: yes, 2014
This paper investigates the efficient generation of an aerodynamic database for flight simulation of a regional jet aircraft. A hierarchy of aerodynamic models is used, from semi–empirical approaches up to computational fluid dynamics analyses.
Wang, Yongzhi   +2 more
core   +1 more source

Aerodynamic characteristics of a rotating sphere

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Abstract Modern ballistic models, both internal and external, are amazingly accurate. This is due in no small part to the advances in technology that reduced tolerances in the guns and provided testing equipment that provided consistent and valid results. There are few variables.
K R Crawford, N W Mitiukov, E L Busygina
openaire   +1 more source

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

Aerodynamic design optimization using flow feature parameterization

open access: yes, 2007
Design optimization methods using high-fidelity computational fluid dynamics simulations are becoming increasingly popular in the area of aerodynamic design, sustaining the desire to make these methods more computationally efficient.
Barrett, Thomas Robin
core  

Computation of Aerodynamic Damping for Flutter Analysis of a Transonic Fan

open access: yes, 2011
This paper describes the computational analysis of aerodynamic damping for prediction of flutter characteristics of a transonic fan stage that consists of a highly loaded rotor along with a tandem stator.
Parthasarathy Vasanthakumar   +1 more
core   +1 more source

Low Reynolds Number Propeller Slipstream Interference with Wing Aerodynamic Characteristics

open access: yesHangkong gongcheng jinzhan, 2018
Detailed research for wing aerodynamic characteristics of propeller slipstream at low Reynolds number could contribute the mechanism study of low speed near space flow, and provide reliable aerodynamic results.
Sun Kaijun, Bao Xiaoxiang, Fu Yiwei
doaj   +1 more source

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Open-Wheel Aerodynamics: Effects of Tyre Deformation and Internal Flow [PDF]

open access: yes, 2013
Competitive performance of an F1 race car relies upon a well designed and highly developed aerodynamic system. In order to achieve this, total understanding of the downstream wake of exposed rotating wheels is essential.
SPROT, ADAM,JOSEPH
core  

The influence of pantograph aerodynamic characteristics caused by its shroud

open access: yes, 2012
The current collection performance of pantograph plays an important role in safe operation of high-speed train. Research shows that pantograph aerodynamic characteristics have a great influence on the current collection of pantograph.
Yao SB(姚拴宝)   +3 more
core   +1 more source

Gas sampling efficiencies and aerodynamic characteristics of a laboratory wind tunnel for odour measurement [PDF]

open access: yes, 2005
The rate of odour emission depends on meteorological factors, such as wind speed, humidity and temperature, but no wind tunnels control these factors adequately. A novel laboratory wind tunnel was developed that can control airflow rate. The gas recovery
Hudson, N. A.   +7 more
core   +1 more source

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