Results 141 to 150 of about 72,262 (245)

An Improved method of Selecting cluster heads based on node’s trust values in LEACH protocol

open access: yes工程科学与技术, 2012
: Considering that when choosing cluster heads, the LEACH protocol does not take the nodes’ trust values and remaining energy into account, an improved method for choosing cluster heads was proposed in this paper.
Bai Lin-lin   +3 more
doaj  

On Trail to Grand Canon, Texas

open access: yes, 1890
The Grand Canon is part of a canyon trail that lies on the Texas side along the Rio Grande River.Recto: [handwritten] On Trail to Grand Canon, Texas [imprinted] Leach & Hanna, Cherokee, Texas. Sold by Agents.
Leach & Hanna
core  

Leaftronics: Bio‐Fractal Scaffolds From Leaf Venation for Low‐Waste Electronics

open access: yesAdvanced Materials, EarlyView.
“Leaftronics” transforms naturally evolved leaf venation into quasi‐fractal scaffolds for sustainable electronics. Polymer‐infiltrated leaf skeletons can be used to fabricate ultra‐smooth, reflow‐ and thin‐film‐compatible decomposable substrates, while making the same lignocellulose networks conducting results in flexible transparent electrodes.
Rakesh Rajendran Nair   +3 more
wiley   +1 more source

Grand Canon - Rio Grande, From Bottom

open access: yes, 1890
The Grand Canon is part of a canyon trail that lies on the Texas side along the Rio Grande River.Recto: [handwritten] Grand Canon - Rio Grande, From Bottom [imprinted] Leach & Hanna, Cherokee, Texas. Sold by Agents.
Leach & Hanna
core  

“Smelltronics”—From Gas to Smell Sensing

open access: yesAdvanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono   +7 more
wiley   +1 more source

King Street Station, ca. 1970

open access: yes, 1970
On verso of image: Photo by Rick Leach, ca. 1970 PH Coll 1302.41To order a reproduction, inquire about permissions, or for information about prices see: http://www.lib.washington.edu/specialcollections/services/reproduction/reproduction Please cite the ...
Leach, Rick
core  

Rethinking Charge Transport and Recombination in Donor‐Diluted Organic Solar Cells

open access: yesAdvanced Materials, EarlyView.
Organic solar cells with 1–45% PM6 content in Y12 were studied to link structure and charge dynamics to performance. The conductivity follows a 3D percolation model without a sharp threshold. Donor dilution preserves the photogeneration yield, but limits the fill factor due to transport resistance losses.
Chen Wang   +14 more
wiley   +1 more source

[The Shepherds]

open access: yes, 1890
This view depicts the Pastoris [sic] or Las Pastorelas, folk plays performed during Christmas festivities in which children portray shepherds and other allegorical figures to honor the birth of Christ. This swordplay scene shows an angel figure and devil
Leach & Hanna
core   +1 more source

[Letter] 1948 March 3 [to] Mr. Leach / Jacques Maritain.

open access: yes, 1948
At head of letter: Roma before date and address Mr. H.S. Leach, Lehigh University, Bethlehem.Maritain replies to Leach and recommends a book by Gabriel Marcel who writes in French about existentialism from a Catholic perspective.

core  

Unveiling Exsolution‐Induced Giant Electronic and Magnetic Property Changes in Non‐Stoichiometric Titanate Perovskite Thin Films

open access: yesAdvanced Materials, EarlyView.
A giant insulator to metal transition and emergent superparamagnetism are revealed by nanoparticle exsolution in non‐stoichiometric titanate perovskite thin films. By combining transport, synchrotron spectroscopy, and first‐principles calculations, this work reveals how defect reconfiguration and lattice reconstruction fundamentally reshape electronic ...
Sungil Kim   +11 more
wiley   +1 more source

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