Results 71 to 80 of about 180,663 (310)

Feasibility of remote evaporation and precipitation estimates [PDF]

open access: yes, 1974
Remote sensing by means of stereo images obtained from flown cameras and scanners provides the potential to monitor the dynamics of pollutant mixing over large areas. Moreover, stereo technology may permit monitoring of pollutant concentration and mixing
Sadeh, W. Z.
core   +1 more source

Condition monitoring of electrical assets using digital IRT and AI technique

open access: yesJournal of Electrical Systems and Information Technology, 2018
In this paper, an advancement approach considering an infrared thermography methodology is taken into account for pronouncing and diagnosing the fault persisting in the electrical equipment.
Deepak Kumar, M.A. Ansari
doaj   +1 more source

Proteins, Processing, and Properties of Adhesive Fluid Condensates Purified from Mussels

open access: yesAdvanced Functional Materials, EarlyView.
Mussels exhibit an unmatched proficiency for adhering to wet surfaces in salty environments—a remarkable ability that could inspire new biomedical and technical glues. The fluid protein condensates used to form the underwater mussel glue are extracted, reconstituted and characterized with advanced spectroscopy and nanomechanical analysis, revealing ...
Mathieu D. Rivard   +8 more
wiley   +1 more source

Index to 1981 NASA Tech Briefs, volume 6, numbers 1-4 [PDF]

open access: yes, 1986
Short announcements of new technology derived from the R&D activities of NASA are presented. These briefs emphasize information considered likely to be transferrable across industrial, regional, or disciplinary lines and are issued to encourage ...

core   +1 more source

Experimental study on two-dimensional cross-flow impeller with a minimal splitter plate instead of casings

open access: yesMechanical Engineering Journal, 2020
In the present study, the authors investigate the simplest model of cross-flow impellers, in order to provide the fundamental flow features of cross-flow impellers.
Hiroaki MIHARA   +4 more
doaj   +1 more source

Counterion Dependent Side‐Chain Relaxation Stiffens a Chemically Doped Thienothiophene Copolymer

open access: yesAdvanced Functional Materials, EarlyView.
Oxidation of a thienothiophene copolymer, p(g3TT‐T2), via different doping strategies and dopant molecules resulted in materials with similar oxidation levels and a high electrical conductivity of ≈100 S cm−1. However, mechanical properties varied significantly, with sub‐glass transition temperatures and elastic moduli spanning from –44°C to –3°C and ...
Mariavittoria Craighero   +12 more
wiley   +1 more source

Mean velocities and Reynolds stresses upstream of a simulated wing-fuselage juncture [PDF]

open access: yes
Values of three mean velocity components and six turbulence stresses measured in a turbulent shear layer upstream of a simulated wing-fuselage juncture and immediately downstream of the start of the juncture are presented nd discussed.
Hubbartt, J.   +2 more
core   +1 more source

Lateral jet injection into typical combustor flowfields [PDF]

open access: yes, 1984
The trajectory, penetration and mixing efficiency of lateral air jet injection into typical combustor flowfields in the absence of combustion were investigated so as to characterize the time-mean and turbulence flowfield for a variety of configurations ...
Lilley, D. G.
core   +1 more source

Magnetism and Nonlinear Charge Transport in NiFe2O4/γ‐Al2O3/SrTiO3 Heterostructure: Toward Spintronic Applications

open access: yesAdvanced Functional Materials, EarlyView.
In this report, we demonstrate that a crystalline phase of 52nm thick NiFe2O4 can be grown by RF sputtering on top of γ‐Al2O3(8nm)/SrTiO3 at a significantly low temperature (150 °C) without compromising the mobility and carrier density of the 2D electron gas at the γ‐Al2O3(8nm)/SrTiO3 interface.
Amit Chanda   +11 more
wiley   +1 more source

Thermal Stability of Thermoelectric Materials via In Situ Resistivity Measurements

open access: yes, 2012
An experimental setup for determining the electrical resistivity of several types of thermoelectric materials over the temperature range 20 < T < 550 C is described in detail.
Jie, Q.   +4 more
core   +1 more source

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