Results 31 to 40 of about 19,825 (217)

Aerodynamic Layout Evaluation of Hydrogen-powered Fixed-wing Unmanned Aerial Vehicle(UAV) by Numerical Simulation

Taiyuan Ligong Daxue xuebao, 2021
For the aerodynamic layout selection of a long-endurance hydrogen energy hybrid unmanned aerial vehicle(UAV), this paper carried out a numerical simulation of aerodynamic characteristics for a certain design plan, in order to provide data support for the
Haiping TIAN, Jian SU, Zeqi XIAO, Han WANG, Zhiqiang LI, Jinhui LEI   +5 more
doaj   +1 more source

Airfoil Design Optimization of Blended Wing Body for Various Aerodynamic and Stealth Stations

Aerospace
The airfoil is the foundation of an aircraft, and its characteristics have a significant impact on those of the aircraft. Conventional airfoil design mainly focuses on improving aerodynamic performance, while flying wing airfoil designs should also ...
Wei Zhang, Lin Zhou, Ke Zhao, Ruibin Zhang, Zhenghong Gao, Bowen Shu   +5 more
doaj   +1 more source

Wind Tunnel Test Investigation on Unsteady Aerodynamic Coefficients of Iced 4-Bundle Conductors

Advances in Civil Engineering, 2019
Iced conductor motion is induced by the aerodynamic instability of these conductors. The unsteady aerodynamic characteristics are different from the steady aerodynamic characteristics.
Mengqi Cai, Linshu Zhou, Hang Lei, Hanjie Huang   +3 more
doaj   +1 more source

Research on aerodynamic integrity of military aircraft

Hangkong gongcheng jinzhan
The aerodynamic integrity of aircraft can comprehensively characterize the aerodynamic mass characteristics of aircraft during service（combat）use.
ZHANG Dengcheng, HE Yuting, LI Zhe, ZHANG Teng, ZHANG Yanhua   +4 more
doaj   +1 more source

Central Nervous System Neuroblastoma, FOXR2‐Activated: A Pooled Analysis of Published Clinical Outcomes

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) neuroblastoma, FOXR2‐activated, is a recently recognized entity in the WHO CNS5 classification, defined by activation of the FOXR2 transcription factor and unique histopathological features. This review synthesizes available literature and pooled clinical data, providing insight into demographics ...
Sudarshawn Damodharan, Mohamed S. Abdelbaki   +1 more
wiley   +1 more source

Analysis on the Propeller Slipstream Interference with Autorotating Rotor Aerodynamic Characteristics

Hangkong gongcheng jinzhan, 2020
The propeller slipstream passed through the rotor plane when the autogyro is flying forward, will produce the unsteady aerodynamic interference on the autorotating rotor.
WU Weiwei, MA Cunwang, SUN Kaijun
doaj   +1 more source

Feasibility and Safety of Somato‐Cognitive Coordination Therapy for Cerebellar Ataxia Following Pediatric Brain Tumor Treatment

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background Cerebellar ataxia after pediatric brain tumor treatment can cause persistent gait, balance, and speech impairment, yet no established rehabilitation strategy exists. Somato‐cognitive coordination therapy (SCCT) is a virtual reality–guided intervention designed to promote sensorimotor integration through visually constrained reaching
Masanobu Takeuchi, Takashi Matsuzawa, Jun Yamanishi, Masahiro Yoshitomi, Junji Ikeda, Shin‐Ichi Tsujimoto, Yasuteru Yamaguchi, Norio Shiba, Dhroov Pathare, Ayumi Kato, Masahiko Hara   +10 more
wiley   +1 more source

Improved Early Referral in Long‐Term Survivor Care With Institutional Standardized Practice Among Childhood Leukemia Survivors#

Pediatric Blood &Cancer, EarlyView.
ABSTRACT In 2018, the Texas Children's Cancer and Hematology Center Leukemia Program implemented a practice standard to support the transition from treatment to survivorship that includes shared, alternating care between leukemia and survivorship clinicians and a reminder to refer survivors to the long‐term survivor clinic (LTSC) 2 years after ...
Ji Yun Tark, Kayla L. Foster, Omar Shakeel, Mary C. Shapiro, Shawki L. Qasim, ZoAnn Dreyer, Eric S. Schafer, Ashley M. Butler, Austin L. Brown, Maria Monica Gramatges   +9 more
wiley   +1 more source

Influence of permeability characteristics on the aerodynamic characteristics of airfoils

Hangkong gongcheng jinzhan
Feathers play an important role in bird flight activities, and porous media materials may be used to simulate the air permeability of bird feathers.
LI Fukun, HAO Lishu, BAO Haiwei, GAO Yongwei   +3 more
doaj   +1 more source

Measurable Residual Disease Monitoring During Treatment for Pediatric Acute Myeloid Leukemia in First Relapse

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background Survival after relapse in pediatric acute myeloid leukemia (AML) remains poor, highlighting the critical importance of identifying prognostic factors to guide optimal relapse management. Methods We investigated the prognostic impact of multiparameter flow cytometry (MFC) measurable residual disease (MRD) in 188 patients with first ...
Camilla Poulsen, Kristian Juul Sandahl, Lene Karlsson, Jonas Abrahamsson, Nira Arad‐Cohen, Daniel Cheuk, Barbara De Moerloose, Linda Fogelstrand, Jose Maria Fernandez Navarro, Bianca F. Goemans, Kirsi Jahnukainen, Gertjan Kaspers, Zhanna Kovalova, Monica Cheng Munthe‐Kaas, Ulrika Norén‐Nyström, Josefine Palle, Ramune Pasauliene, Cornelis Jan Pronk, Kadri Saks, Anne Tierens, Henrik Hasle, Kristian Løvvik Juul‐Dam   +21 more
wiley   +1 more source