Results 41 to 50 of about 103,506 (295)

Beyond Earth: Resilience of Quasi‐2D Perovskite Solar Cells in Space

open access: yesAdvanced Materials, EarlyView.
In the article (DOI: 10.1002/adma.202520433), Christoph Putz and co‐workers demonstrate rigid quasi‐2D perovskite solar cells operating in low Earth orbit, delivering stable power for more than 100 days under real‐space conditions. In‐orbit performance is correlated with extensive ground‐based thermal and proton‐irradiation studies on rigid and ...
Christoph Putz   +17 more
wiley   +1 more source

Calculation Model and Method of Gain-Loss Game Distribution Mechanism on Projectile and Target Intersection Confront

open access: yesIEEE Access, 2023
Aiming at the problem of damage calculation under the confront game mechanism formed by the projectile and target intersection in the weapon range damage test, this paper proposes a target damage calculation model and method of gain-loss game ...
Yun Hao, Hanshan Li
doaj   +1 more source

Projectile fragmentation of 129Xe at Elab=790 AMeV

open access: yes, 1998
We have measured production yields and longitudinal momentum distributions of projectile-like fragments in the reaction 129Xe + 27Al at an energy of Elab=790 AMeV.
A. S. Goldhaber   +28 more
core   +1 more source

Influence of projectile shape on dynamic behavior of steel sheet subjected to impact and perforation [PDF]

open access: yes, 2013
Authors thank Ministry of Science and Higher Education of Poland for financial support under Grants: R00 0097 12. Authors thank also M. Tavian technician in electronics from ENIM for his contribution on the development of the residual velocity ...
JANKOWIAK, Tomasz   +3 more
core   +4 more sources

An AI‐Enabled All‐In‐One Visual, Proximity, and Tactile Perception Multimodal Sensor

open access: yesAdvanced Robotics Research, EarlyView.
Targeting integrated multimodal perception of robots, an AI‐enabled all‐in‐one multimodal sensor is proposed. This sensor is capable of perceiving three types of modalities, including vision, proximity, and tactility. By toggling an ultraviolet light and adjusting the camera focus, it switches smoothly between multiple perceptual modalities, enabling ...
Menghao Pu   +7 more
wiley   +1 more source

Fenomen erozije cevi naoružanja / Gun barrel erosion

open access: yesVojnotehnički Glasnik, 2009
U radu su prikazana dosadašnja istraživanja erozije cevi. Trošenje cevi je neizbežan proces do kojeg dolazi pri svakom opaljenju. Erozija cevi može se definisati kao progresivna povreda ili oštećenje površine cevi i proširenje kalibra usled opaljenja ...
Slobodan Ilić, Goran Marjanović
doaj   +1 more source

Continuum-discretized coupled-channels method for four-body nuclear breakup in $^6$He+$^{12}$C scattering

open access: yes, 2004
We propose a fully quantum-mechanical method of treating four-body nuclear breakup processes in scattering of a projectile consisting of three constituents, by extending the continuum-discretized coupled-channels method.
C. Samanta   +11 more
core   +1 more source

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

Analysis of the design concept of 'Nora' family artillery weapons

open access: yesVojnotehnički Glasnik, 2011
The development of the NORA family started as far as back to 1976 at the Military Technical Institute of the Yugoslav's People's Army. The programme covered development of several types of the main artillery weapon: the 152 mm NORA-A towed gun-howitzer ...
Anastas L. Paligorić
doaj   +1 more source

Arbitrary Orthogonal Polarization Decomposition and Routing With Complex Amplitude Modulation via Wheel‐of‐Fortune‐Inspired Metasurfaces

open access: yesAdvanced Science, EarlyView.
This work demonstrates a receiver‐transmitter‐integrated metasurface that decomposes an incident wave into orthogonal components and routes them into separate channels. Inspired by a “Wheel‐of‐Fortune” mechanism, it enables independent control over the amplitude, phase, and polarization of the transmitted wave.
Tong Liu   +8 more
wiley   +1 more source

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