Results 201 to 210 of about 226,792 (352)

Consolidate Overview of Ribonucleic Acid Molecular Dynamics: From Molecular Movements to Material Innovations

open access: yesAdvanced Engineering Materials, EarlyView.
Molecular dynamics simulations are advancing the study of ribonucleic acid (RNA) and RNA‐conjugated molecules. These developments include improvements in force fields, long‐timescale dynamics, and coarse‐grained models, addressing limitations and refining methods.
Kanchan Yadav, Iksoo Jang, Jong Bum Lee
wiley   +1 more source

Dracula’s Chivito: Discovery of a Large Edge-on Protoplanetary Disk with Pan-STARRS

open access: yesThe Astrophysical Journal Letters
We report the serendipitous discovery of a large edge-on protoplanetary disk in Pan-STARRS (PS1) images. PS1 has five broadband filters designated as g _P1 , r _P1 , i _P1 , z _P1 , and y _P1 with mean wavelengths 4866, 6215, 7545, 8679, and 9633 Å ...
Ciprian T. Berghea   +8 more
doaj   +1 more source

A Study on Thermal Expansion and Thermomechanical Behavior of Composite Metal Foams

open access: yesAdvanced Engineering Materials, EarlyView.
The coefficient of thermal expansion of steel–steel composite metal foam (S‐S CMF) is shown to be lower than that of bulk stainless steel while its performance under compression demonstrate excellent mechanical stability and strength at all temperatures with gradualsoftening from 400 to 600 °C.
Zubin Chacko   +2 more
wiley   +1 more source

Toughness of Confined Auxetic Foams

open access: yesAdvanced Engineering Materials, EarlyView.
Auxetic (negative Poisson's ratio) materials offer benefits such as impact mitigation, thermal insulation, vibration damping, and reduced shear strain, although their fracture mechanics are largely unexplored. This study investigates damage initiation and propagation in confined re‐entrant auxetic foams from polyurethane via experimental ...
Adrianos E. F. Athanasiadis   +3 more
wiley   +1 more source

The discovery of low-mass pre-main-sequence stars in Cepheus OB3b [PDF]

open access: green, 2003
Monica Pozzo   +3 more
openalex   +1 more source

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