Results 91 to 100 of about 2,078,180 (298)

Upper Iowa University Catalog; Upper Iowa University Bulletin

open access: yes
[Title], Upper Iowa University Digital Archives, [Reference URL]. See 'About' page for more information;Digitized 600 dpi 48-bit color tiff, saved as jpeg, edited with Windows Live Photo ...
Upper Iowa University
core   +1 more source

View from the bluff to south-west, three-fourths of a mile distant

open access: yes, 1887
Drawing of the Upper Iowa University campus showing the Church [now Parker-Fox], North Hall [no longer exists], Main Building [now Alexander-Dickman], and South Hall [no longer exists][Title], Upper Iowa University Digital Archives, [Reference URL]. See
Upper Iowa University
core   +1 more source

Wearable Smart Patches on Sustainable Chitosan With Reversible Microbial Growth‐Inhibitory Properties

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Chitosan, a polysaccharide upcycled from biowaste, has long promised sustainable, biocompatible, and antimicrobial films and devices, an appeal reinforced by its recent regulatory recognition, with several chitosan‐based antibacterial dressings gaining clearance through the Food and Drug Administration's 510(k) pathway.
Jacopo Nicoletti   +16 more
wiley   +1 more source

Meteor trail drift research based on baseline observations

open access: yesSolar-Terrestrial Physics, 2019
We analyze the results of a rare long-lived quasisymmetric ellipsoidal-annular meteor trail recorded on November 18, 2017 by two optical all-sky cameras, spaced at a distance of 150 km. The analysis is based on astrometric processing results with the use
Ivanov K.I.   +4 more
doaj   +1 more source

Sensitivity of Upper Atmosphere to Different Characteristics of Flow Bursts in the Auroral Zone. [PDF]

open access: yesJ Geophys Res Space Phys, 2021
Sheng C   +6 more
europepmc   +1 more source

A new 147-56 hPa water vapor product from the UARS Microwave Limb Sounder [PDF]

open access: yes, 2004
Measurements of H2O in the tropopause region have been obtained by production of a new data set from the Microwave Limb Sounder (MLS) on the Upper Atmosphere Research Satellite (UARS).
Waters, J. W.   +7 more
core   +1 more source

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Sulfur monoxide dimer chemistry as a possible source of polysulfur in the upper atmosphere of Venus. [PDF]

open access: yesNat Commun, 2021
Pinto JP   +6 more
europepmc   +1 more source

Long-Term Evolution in Noctilucent Clouds’ Response to the Solar Cycle: A Model-Based Study

open access: yes
Noctilucent clouds (NLC) are sensitive indicators in the upper mesosphere, reflecting changes in the background atmosphere. Studying NLC responses to the solar cycle is important for understanding solar-induced changes and assessing long-term climate ...
Gerd Baumgarten   +3 more
core   +1 more source

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