Results 81 to 90 of about 369,121 (287)

Alkali Lake Indian Group interview #1

open access: yes, 1979
36 p. transcript of an interview with the Alkali Lake Indian Group conducted by Margaret Whitehead on June 5, 1979. Tape number IH-BC.77, transcript disc 182.Consists of an interview where the people being interviewed discuss their life at the Mission ...
Whitehead, Margaret   +1 more
core   +1 more source

Harnessing Phase Separation for the Development of High‐Performance Hydrogels

open access: yesAdvanced Science, EarlyView.
ABSTRACT Hydrogels are indispensable for the development of next‐generation bioelectronics, soft robotics, and biomedical devices, where their mechanical properties determine performance and reliability. Among strategies to enhance hydrogel mechanics, phase separation enables controlled heterogeneity resulting in gel networks that are reinforced by ...
Yue Shao   +3 more
wiley   +1 more source

Bio-Polyethylene-Based Composites Reinforced with Alkali and Palmitoyl Chloride-Treated Coffee Silverskin

open access: yesMolecules, 2019
This work investigates the feasibility of using coffee silverskin (CSS) as a reinforcing agent in biobased polyethylene (BioPE) composites, by adding it in bulk and thin film samples.
Franco Dominici   +6 more
doaj   +1 more source

Alkali Lake Indians Group interview #2

open access: yes, 1979
19 p. transcript of an interview with the Alkali Lake Indian Group conducted by Margaret Whitehead on June 5, 1979. Tape number IH-BC.78, transcript disc 183.Consists of an interview where the people being interviewed discuss their life at the Mission ...
Whitehead, Margaret   +1 more
core   +1 more source

Interpretable Machine Learning Framework for Nb─Si Based Alloy Design with Enhanced Fracture Toughness

open access: yesAdvanced Science, EarlyView.
An interpretable machine learning framework integrating SHAP and PDP analysis identifies critical design descriptors from 139 physicochemical features for Nb─Si alloys. The framework achieves <7% prediction error and guides the discovery of Nb38.5Ti38.5Si3Zr18V2 alloy with 22.791 MPa·m1/2 fracture toughness, breaking the 20 MPa·m1/2 barrier.
Dezhi Chen   +7 more
wiley   +1 more source

A Ground Water quality of Thiruchirapalli district, Tamil Nadu

open access: yesMadras Agricultural Journal, 2007
In Tamil Nadu, surface water flows are diminishing due to monsoon failures, decline in storage capacities of tanks due to encroachment, silting etc., leading to over exploitation of ground water.
A.R. Mohamed Haroon   +2 more
doaj   +1 more source

Photoionization in alkali lasers

open access: yesOptics Express, 2011
We have calculated photoionization rates in alkali lasers. The photoionization of alkali atoms in the gain medium of alkali lasers can significantly degrade the laser performance by reducing the neutral alkali density and with it the gain. For a ten atmosphere Rb laser and a Cs exciplex laser, the photoionization induced alkali atom loss rates are ...
R J, Knize, B V, Zhdanov, M K, Shaffer
openaire   +2 more sources

Study on the Reaction Mechanism of RuOx and Its Enhanced Hydrogen Evolution Reaction Activity

open access: yesAdvanced Science, EarlyView.
In situ Raman spectroscopy and DFT calculations reveal that, prior to the onset of HER, the surface of RuOx undergoes reversible reduction and structural reconstruction. The resulting Ru(II)O/Ru(IV)O2 configuration is identified as the true catalytically active species.
Liquan Zhang   +9 more
wiley   +1 more source

Sodium nitroprusside and salicylic acid facilitated post-stress recovery in birch seedlings under cadmium stress by modulating ROS/RNS and lupeol levels

open access: yesChemical and Biological Technologies in Agriculture
Nitric oxide (NO) and salicylic acid (SA) are recognized for their ability to mitigate cadmium (Cd) stress, yet their roles in facilitating plant post-stress recovery after Cd exposure remain poorly understood.
Yanqun Ma   +7 more
doaj   +1 more source

Durability of steel fiber-reinforced alkali-activated composites

open access: yes, 2023
The use of alkali-activated composites is gaining attention as an alternative to Portland clinker-based cementitious composites with the potential to lower carbon dioxide emissions in construction industry.
Ye, Hailong, Chen, Zhijian
core   +1 more source

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