Results 81 to 90 of about 3,641,286 (288)

Biomass DNA: An Emerging Building Block for Advanced Materials

open access: yesAdvanced Materials, EarlyView.
Biomass DNA is rapidly emerging from its traditional role as a genetic blueprint to serve as a versatile abundant, highly programmable polymeric building block. This review highlights the transformation of macroscopic bulk biomass DNA into next generation of functional materials, spanning from dynamic hydrogels, sustainable bioplastics, and high ...
Yuwei Hu, Itamar Willner, Li Niu
wiley   +1 more source

Important air bases and air distances [in the Pacific Area] [cartographic material].

open access: yes, 1943
[Sheet 1] is labeled 34zBH.O. Misc. 11,13034yB; Insets on "Pacific Area" sheet: Western Aleutian Islands -- Marshall and Gilbert Islands -- Bismarck Archipelago and Solomon Islands.; Also available online http://nla.gov.au/nla.map-vn4839334; National ...
United States. Air Force.
core  

Study of a conceptual design for cooled cooling air in a Preswirl Cavity [PDF]

open access: yes, 2017
To achieve enhanced cooling of hot components in the high pressure (HP) section of an aeroengine, application of cooled cooling air (CCA) has been proposed.
Sun, Zixiang, Chew, John
core  

Design and performance analysis of orifice-compensated aerostatic bearings

open access: yesJixie qiangdu
Focusing on the performance of single-orifice aerostatic bearings, the effect of design parameters on load capacity and stiffness was investigated, aiming to optimize the structural design and performance of aerostatic bearings. A parametric model of the
QIU Dezhong, LEI Weining, XUE Yaping
doaj  

Cascaded Fabry-Perot interferometer with thin film based on Vernier effect

open access: yesScientific Reports
The Vernier effect is often utilized to boost the sensing ability of optical fiber sensors. In this paper, theoretical model of cascaded Fabry-Perot interferometer (FPI) with thin film based on Vernier effect is established.
Ling Chen, Qiang Wu
doaj   +1 more source

Opto-Microfluidic Fabry-Perot Sensor with Extended Air Cavity and Enhanced Pressure Sensitivity. [PDF]

open access: yesMicromachines (Basel), 2021
Zhang P   +6 more
europepmc   +1 more source

Air emphysema after drying the cavity with an air syringe [PDF]

open access: yesJournal of Stomatology, 2018
Ewa Marek   +3 more
openaire   +1 more source

Programmable Microgel Degradation in Dynamic Granular Hydrogels Guides Extracellular Matrix Assembly During Tissue Repair

open access: yesAdvanced Materials, EarlyView.
This study reports on the chemical modification of hyaluronic acid to create hydrogels with hydrolytic degradability ranging from 2–28 days. Granular hydrogels that undergo timed degradation to increase porosity enhance cell invasion and provisional ECM remodeling in a muscle injury model, leading to reduced fibrosis and improved regeneration ...
Zhiyuan Chen   +7 more
wiley   +1 more source

Hydrodynamics of a Displacement Air Cavity Ship

open access: yes, 2012
To study the resistance reduction of an air cavity for adisplacement vessel, a simplified model of a single cavityis tested in a cavitation tunnel.
Bensow, Rickard,   +3 more
core  

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