Results 101 to 110 of about 1,532,255 (309)

Quantum-inspired computational imaging [PDF]

open access: yes, 2018
Computational imaging combines measurement and computational methods with the aim of forming images even when the measurement conditions are weak, few in number, or highly indirect.
Altmann, Yoann   +5 more
core   +2 more sources

Targeting NRP1 in Endothelial Cells Facilitates the Normalization of Scar Vessels and Prevents Fibrotic Scarring

open access: yesAdvanced Science, EarlyView.
Scars exhibit vascular abnormal alterations, including upregulated NRP1 expression in endothelial cells, increased vascular density and branching, compromised vessel wall integrity, and incomplete pericyte coverage. Therapeutic targeting of NRP1 through hydrogel spray delivery offers a promising approach to normalize aberrant vasculature and prevent ...
Yu Wang   +11 more
wiley   +1 more source

Review of An Army of Brigadiers: British Brigade Commanders at the Battle of Arras 1917 by Trevor Harvey [PDF]

open access: yes, 2019
Review of An Army of Brigadiers: British Brigade Commanders at the Battle of Arras 1917 by Trevor ...
Wentzell, Tyler
core   +1 more source

Biohybrid Tendons Enhance the Power‐to‐Weight Ratio and Modularity of Muscle‐Powered Robots

open access: yesAdvanced Science, EarlyView.
Biohybrid robots powered by skeletal muscle actuators are capable of dynamically adapting to environmental cues. This study takes inspiration from native muscle–tendon architecture by leveraging tough hydrogels as synthetic tendons for muscle actuators to enhance the power‐to‐weight ratio and modularity of biohybrid machines.
Nicolas Castro   +11 more
wiley   +1 more source

A New Officer for a New Army: The Leadership of Major Hugh J.C. Peirs in the Great War

open access: yes, 2014
World War One brought dramatic changes to the officer corps of the British Expeditionary Force (BEF) fighting on the Western Front. The heavy casualties sustained meant that mass mobilization at home had to take place in order to replace combat losses ...
Dracopoli, Marco Z.
core  

A Breaking Military: Overextension Threatens Readiness [PDF]

open access: yes, 2008
In December 2004, Specialist Thomas Wilson, a scout on his way to Iraq with the Tennessee National Guard, caused a media firestorm by asking then-Defense Secretary Donald Rumsfeld about Humvee armor shortages: "Why do we soldiers have to dig through ...
Vanessa Williamson
core  

Transient Antiskyrmion‐Mediated Topological Transitions in Isotropic Magnets

open access: yesAdvanced Science, EarlyView.
A transient antiskyrmion‐mediated pathway that drives repeated stripe‐to‐skyrmion transitions is revealed, producing a net increase in topological charge in isotropic Dzyaloshinskii–Moriya interaction films. Experiments and simulations identify the antiskyrmion as a metastable excitation, enabling stochastic bitstream generation for probabilistic ...
Bingqian Dai   +18 more
wiley   +1 more source

La militarización en Colombia y el papel de Estados Unidos:Evocando la Doctrina de Seguridad Nacional

open access: yesCambios y Permanencias, 2017
This work aims to carry out an analysis of the process of militarization suffered Colombia in the decades of the 60' and 70', after the introduction into the country of the doctrine of national security, a move of American foreign ...
Mauricio Puentes Cala
doaj  

Initial test results with a single-cylinder rhombic-drive Stirling engine [PDF]

open access: yes
A 6 kW (8 hp), single-cylinder, rhombic-drive Stirling engine was restored to operating condition, and preliminary characterization tests run with hydrogen and helium as the working gases.
Cairelli, J. E.   +2 more
core   +1 more source

“Forty-Seven Days: How Pershing’s Warriors Came of Age to Defeat the German Army in World War I (Book Review)” by Mitchell Yockelson [PDF]

open access: yes, 2017
Review of Forty-Seven Days: How Pershing’s Warriors Came of Age to Defeat the German Army in World War I by Mitchell ...
Heckman, John R.
core   +1 more source

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