Results 51 to 60 of about 22,114 (235)

War as a Phenomenon of Inquiry in Management Studies

open access: yesJournal of Management Studies, EarlyView.
Abstract We argue that war as a phenomenon deserves more focused attention in management. First, we highlight why war is an important and relevant area of inquiry for management scholars. We then integrate scattered conversations on war in management studies into a framework structured around three building blocks – (a) the nature of war from an ...
Fabrice Lumineau, Arne Keller
wiley   +1 more source

Advances in Research on High-Mach-Number Electromagnetic Flow Control Effectiveness

open access: yes气体物理
The electromagnetic flow control technology under high-altitude and high-speed flight conditions can be applied in multiple fields such as thermal protection, separation zone control, alleviating ionization blackout problems, aerodynamic shape design ...
Yang DU, Jun LIU
doaj   +1 more source

Multiscale Architecture and Mechanics of the Cell Nucleus: Implications for Disease, Bioengineering and Nanomedicine

open access: yesAdvanced Science, Volume 13, Issue 37, 3 July 2026.
Nuclear mechanical properties are inherently scale‐dependent, arising from a hierarchical architecture that spans DNA, chromatin, the nuclear envelope, and condensates. Experimental techniques and theoretical models are integrated into a cohesive multiscale framework linking nanoscale structural features to organelle‐level mechanical behavior.
Xinran Liu   +15 more
wiley   +1 more source

An Analysis of the Factors Influencing Dual Separation Zones on a Plate

open access: yesApplied Sciences
The shock wave/boundary layer interaction phenomenon in hypersonic inlets, affected by background waves, may induce the formation of multiple separation zones.
Jiarui Zou, Xiaoqiang Fan, Bing Xiong
doaj   +1 more source

When does category spanning hurt or help producers?

open access: yesStrategic Management Journal, Volume 47, Issue 7, Page 1907-1934, July 2026.
Abstract Research Summary Scholars have theorized many factors shaping whether category spanning helps or hurts producers. We first synthesize evidence by meta‐analyzing 25 years of empirical research, which reveals a null effect of spanning on average, yet with significant subsample heterogeneity. To unpack it, we theorize and find that spanning hurts
Jungsoo Ahn   +2 more
wiley   +1 more source

Analysis of S-duct's fluid-solid-thermal coupling characteristic considering creep effect

open access: yesHangkong gongcheng jinzhan
For the hypersonic vehicle whose inlet and combustion chamber are not on the same axis,the S-duct is an important component,and its main function is to turn the air flow. In order to study the influence of multi-field coupling effect of creep material on
LIN Yuan   +9 more
doaj   +1 more source

Frequency‐Dependent Acoustic Reflection Coefficients of Flat Ground Assessed Using the Sonic Boom From the OSIRIS‐Rex Sample Return Capsule Recorded on Free Flying Balloons

open access: yesGeophysical Research Letters, Volume 53, Issue 12, 28 June 2026.
Abstract Low frequency sound can travel great distances in planetary atmospheres. When these waves reflect off the air/ground interface, energy may be absorbed or transferred to mechanical waves in the subsurface. This study describes the direct and reflected acoustic wave generated by the re‐entry of the OSIRIS‐REx Sample Return Capsule captured on a ...
Daniel C. Bowman   +12 more
wiley   +1 more source

Hypersonic flow control using magneto-hydrodynamics [PDF]

open access: yes, 2008
The focus of the present work is on the use of magneto hydrodynamics as a flow control device for supersonic and hypersonic vehicles. A three dimensional parabolized Navier Stokes solver was developed to take into account the effects of magnetic ...
Bennett, J. S.
core  

Combined effects of double flat aerodisks and rear opposing jets on hypersonic spiked blunt body drag and heat reduction: An uncertainty and sensitivity analysis

open access: yesCase Studies in Thermal Engineering
This study numerically investigates the combined effects of double flat aerodisks and rear opposing jets on the drag and heat reduction performance of a hypersonic spiked blunt body. Uncertainty quantification and sensitivity analysis are performed using
Ni He, Yu Pan, Zhenkang Zhang, Jian Chen
doaj   +1 more source

Design Strategies and Emerging Applications of High‐Performance Flexible Piezoresistive Pressure Sensors

open access: yesAdvanced Functional Materials, Volume 36, Issue 47, 11 June 2026.
Flexible piezoresistive pressure sensors underpin wearable and soft electronics. This review links sensing physics, including contact resistance modulation, quantum tunneling and percolation, to unified materials/structure design. We highlight composite and graded architectures, interfacial/porous engineering, and microstructured 3D conductive networks
Feng Luo   +2 more
wiley   +1 more source

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