Results 141 to 150 of about 30,707 (232)

Research on the aerodynamic characteristics of eVTOL aircraft ducted rotor tip embedded inside the ducted body. [PDF]

Sci Rep
Du S, Zha Y, Li C, Lu Z, Zhao Q.
europepmc   +1 more source

Efficient calculation and analysis of dynamic RCS characteristics for moving target using the shooting and bouncing rays method. [PDF]

Sci Rep
Wu W, Ji J, Chen K, Chen G, Sun S, Guo Z, Ma Y.   +6 more
europepmc   +1 more source

"Reality shock"-a qualitative exploration of helicopter emergency medical services nurses' challenges and experiences in China. [PDF]

Front Public Health
Zang G, Li B, Zhang L, Tang N, Zhang Q, Zhang Z.   +5 more
europepmc   +1 more source

Helicopter tail rotor instability [PDF]

, 2003
Champneys, A.
core  

Helicopter Turboshaft Engines' Neural Network System for Monitoring Sensor Failures. [PDF]

Sensors (Basel)
Vladov S, Ścisło Ł, Szczepanik-Ścisło N, Sachenko A, Perzyński T, Vasylenko V, Vysotska V.   +6 more
europepmc   +1 more source

Geographic access to pediatric ECMO and ECPR: a geospatial study of transport networks and disparities. [PDF]

Resusc Plus
Joseph AM, Lautz AJ, Myers CN, Chima RS, Gurria JP, Salloum S, Hasson W, Malone MP, Miller JO, Dewan ML.   +9 more
europepmc   +1 more source

Optimization of helicopter and UAV coordinated SAR time. [PDF]

Sci Rep
Zhang M, Huo Y, Zhang H, Duan J, Wen F.
europepmc   +1 more source

Intelligent Method of Identifying the Nonlinear Dynamic Model for Helicopter Turboshaft Engines. [PDF]

Sensors (Basel)
Vladov S, Banasik A, Sachenko A, Kempa WM, Sokurenko V, Muzychuk O, Pikiewicz P, Molga A, Vysotska V.   +8 more
europepmc   +1 more source

Modeling and dynamic analysis of split torsion transmission system considering backlash and center distance errors. [PDF]

Sci Rep
Ding J, Jin G.
europepmc   +1 more source

Association of ambulance and helicopter response times with patient survival: A systematic literature review and meta-analysis. [PDF]

PLoS One
Hansen PM, Nielsen MS, Rehn M, Lassen A, Perner A, Mikkelsen S, Brøchner AC.   +6 more
europepmc   +1 more source