Results 151 to 160 of about 31,821,418 (310)

D. Townsend Smith to James C. Furman

open access: yes, 1873
Memo from D.
Smith, D. Townsend
core  

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

Flexural Behavior of 3D‐Printed Porous Bouligand‐Structured Polymers: Influence of Pitch Angle and Porosity

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how helicoidal architectures with different porosities respond to bending. Adjusting layer angle and spacing in 3D‐printed polymers reveals clear tradeoffs between stiffness, strength, and energy absorption. Experiments and simulations highlight designs that distribute stress effectively, offering pathways for optimizing lightweight
Praveenkumar Subhash Patil   +2 more
wiley   +1 more source

Frisco C. O. D. baggage forwarded card

open access: yes, 1923
A C. O. D. (Collect On Delivery) mailing card indicating baggage was forwarded from Jonesboro, Arkansas, to Black Oak ...
Starkey, Jonathan C.
core  

Density Measurement of Irradiated and Nonirradiated Zirconium Oxide by Ptychographic X‐Ray Computed Tomography (PXCT)

open access: yesAdvanced Engineering Materials, EarlyView.
Mass density governs the protective behavior of oxide layers on nuclear fuel cladding. Ptychographic X‐ray computed tomography measures zirconium oxide grown on Zircaloy‐4 under reactor and autoclave conditions, revealing nearly identical bulk densities of 5.1 ± 0.80 g cm−3.
Okan Yetik   +9 more
wiley   +1 more source

Pyrolyzed Photoresist as a Continuous-Tone Mask for Grayscale Lithography. [PDF]

open access: yesAdv Sci (Weinh)
Creason TD   +9 more
europepmc   +1 more source

[Stammbuch D. C. Heimann] [PDF]

open access: yes
[STAMMBUCH D. C. HEIMANN] [Stammbuch D. C. Heimann] ( - ) Cover ( - ) Exlibris: Hans Stula ( - ) Besitzvermerk, S. 1 (1) Einträge, S. 135 - 175 (135) Einträge, S. 257 - 285 (257) Einträge, S.
Heimann, D. C.
core  

Influence of Scan Strategies in Electron Beam Powder Bed Fusion on Solidification, Microstructure, and High‐Temperature Compressive Properties of γ′‐Strengthened Inconel 738LC

open access: yesAdvanced Engineering Materials, EarlyView.
Experiments and thermophysical simulations were conducted to investigate the electron beam powder bed fusion electron beam (PBF‐EB/M) process for the γ′‐strengthened nickel‐based superalloy Inconel 738LC. The results demonstrate the impact of process‐induced microstructural variations on high‐temperature mechanical behavior, providing a basis for ...
Jan Niklas Petenati   +11 more
wiley   +1 more source

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