Results 71 to 80 of about 132,411 (300)

Swelling‐Programmed Topographical Guidance for Dynamic Spheroid Self‐Assembly via a Mechanochemical Hydrogel Niche

open access: yesAdvanced Functional Materials, EarlyView.
A swelling‐programmed micropatterned hydrogel guides adherent cells through a controlled transition from cell–matrix anchoring to cadherin‐mediated cell–cell compaction, enabling rapid assembly of high‐viability spheroids with defined size and morphology.
Han Gyeol Nam   +8 more
wiley   +1 more source

Comparison of combustion products of bulk aluminum rods burning in high pressure oxygen in normal and reduced gravity

open access: yes, 2016
The burning of materials in reduced gravity has been shown to differ in many ways from burning reactions in normal gravity. In this paper, the characterization of combustion products formed from the burning of aluminum rods in high pressure oxygen was ...
Theodore A. Steinberg   +3 more
core   +1 more source

Topics in Supersymmetry Breaking and Gauge/Gravity Dualities [PDF]

open access: yes, 2010
The thesis covers two topics in string theory and quantum field theory. First, we realize metastable vacua in various supersymmetric gauge theories. Specifically, we consider the Coulomb branch of any N = 2 supersymmetric gauge theory, and perturb it by ...
Park, Chang-Soon
core   +1 more source

Effects of Reduced Gravity on Nucleate Boiling

open access: yesBulletin of JSME, 1969
An experimental study was conducted of the effects of reduced gravity on the mechanism of nucleate boiling, using a drop tower method with high speed motion pictures and a telemeter equipment. Within the range of reduced gravity up to 0.082g, the normal nucleate boiling was observed to be insensitive to gravity, having almost the same frequency of ...
openaire   +3 more sources

Transfer Printing and Reconfiguration of Soft Electronics Using Digital Microfluidics and Laser Machining

open access: yesAdvanced Functional Materials, EarlyView.
This paper presents a digital microfluidics‐based technique for transferring and reconfiguring soft nanomembranes. Laser‐machined nanothin membranes are picked up, transported, and aligned via tailored surface tension and the actuation of water droplets, enabling the development of flexible electronics, the integration of functional materials on 3D ...
Quang Anh Nguyen   +15 more
wiley   +1 more source

Combined Effects of Microgravity and Chronic Low-Dose Gamma Radiation on Brassica rapa Microgreens

open access: yesPlants
Plants in space face unique challenges, including chronic ionizing radiation and reduced gravity, which affect their growth and functionality. Understanding these impacts is essential to determine the cultivation conditions and protective shielding needs
Sara De Francesco   +7 more
doaj   +1 more source

Materials Research in Reduced Gravity 2020 [PDF]

open access: yes, 2020
INTRODUCTION Reducing gravitational effects such as thermal and solutal buoyancy enables investigation of a large range of different phenomena in materials science.
Matson, D.M.   +6 more
core   +1 more source

3D Printing Innovations in Polymeric Porous and Patterned Architecture

open access: yesAdvanced Functional Materials, EarlyView.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil   +13 more
wiley   +1 more source

Temporal Gravity Signals in Reprocessed GOCE Gravitational Gradients

open access: yesRemote Sensing, 2020
The reprocessing of the satellite gravitational gradiometry (SGG) data from the Gravity field and steady-state Ocean Circulation Explorer (GOCE) satellite mission in 2018/2019 considerably reduced the low-frequency noise in the data, leading to reduced ...
Betty Heller   +4 more
doaj   +1 more source

Assessment of reduced-dynamic GRACE/GRACE-FO oribt co-estimated with monthly gravity fields [PDF]

open access: yes, 2021
We study the orbits co-estimated in gravity field determination applying the Celestial Mechanics Approach (CMA) developed at the Astronomical Institute, University of Bern (AIUB) using kinematic positions derived from high-low GPS satellite-to-satellite ...
Arnold, Daniel   +3 more
core  

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