Results 71 to 80 of about 795,087 (236)

Mechanistic Insights into the Structural Evolution of ZIF‐67 via Electrospinning Strategy Toward High Electromagnetic Wave Absorption Performance of ZIF‐67‐Derived Carbon Nanofibers

open access: yesAdvanced Science, EarlyView.
With 5G and AI robotics rising, electromagnetic radiation risks signal security and health. This work investigates the electromagnetic wave absorption of Co/CNF composites via in situ and ex situ electrospinning strategies. The in situ synthesized sample exhibits superior absorption properties due to enhanced structural uniformity, improved Co ...
Xinhui Cao   +9 more
wiley   +1 more source

Can Developments in Air-Water Flow Instrumentation Advance Hydraulic Design?

open access: yes
Forum papers are thought-provoking opinion pieces or essays founded in fact, sometimes containing speculation, on a civil engineering topic of general interest and relevance to the readership of the journal.
Felder, S   +3 more
core   +1 more source

Can Students Flourish in Engineering Classrooms? [PDF]

open access: yes, 2017
This study investigated the role of a new paradigm in teaching large introductory, fundamental engineering mechanics (IFEM) courses that combined student-centered learning pedagogies and supplemental learning resources.
Boylan-Ashraf, Peggy   +5 more
core   +2 more sources

Hydrolyzable Bio‐Based Bisphenols Enabled by the Tishchenko Reaction for Polyurethane Vitrimers with Closed‐Loop Recyclability

open access: yesAdvanced Science, EarlyView.
This study employs the Tishchenko coupling reaction to obtain bio‐based bisphenols containing degradable ester bonds with 100% atom utilization. Based on these bio‐based bisphenols, a fully bio‐based polyurethane Covalent Adaptable Networks are constructed, while simultaneously endowing the material with closed‐loop recyclability, degradability, and ...
Jiewen Wang   +7 more
wiley   +1 more source

A study of a hydro-electric development at Kezar Falls, Maine [PDF]

open access: yes, 1930
Thesis (B.S.)--Massachusetts Institute of Technology, Dept. of Civil Engineering, 1930 [first author], and Thesis (B.S.)--Massachusetts Institute of Technology, Dept.
Mitchell, Irvin Rea   +1 more
core  

AI‐Driven Defecation Analysis by Smart Healthcare Toilet: Exploring Biometric Patterns and Eu‐Tenesmus

open access: yesAdvanced Science, EarlyView.
A healthcare toilet system is introduced to passively measure defecation behavior. Real‐time data on stool dropping duration, thickness, and a newly defined “eu‐tenesmus” interval show correlations with stool form and gender differences. Results from 45 defecation events reveal a promising method for comprehensive defecation analysis.
Zhiquan Song   +16 more
wiley   +1 more source

COST Action TU1208 civil engineering applications of Ground Penetrating Radar: first-year activities and results [PDF]

open access: yes, 2014
This work aims at presenting the first-year activities and results of COST (European COoperation in Science and Technology) Action TU1208 “Civil Engineering Applications of Ground Penetrating Radar”.
Benedetto, Andrea   +4 more
core  

A New Type Microwave Absorption Materials: Metal–Organic‐Frameworks (MOFs) Used as Non‐Conductive Material Combination with P‐C‐800

open access: yesAdvanced Electronic Materials, EarlyView.
MOFs are considered a non‐conductive material and combined with biomass carbon materials as microwave absorbing materials, the composite exhibits excellent microwave absorbing performance. Abstract Metal–Organic‐Frameworks (MOFs) are commonly used as microwave‐absorbing materials after pyrolysis treatment.
Guodong Han   +10 more
wiley   +1 more source

Where Have All the Civil Engineering Students Gone? A Study of Student Choice of Engineering Department [PDF]

open access: yes, 1981
The problem: students in General Engineering at the University of Waterloo are not choosing as often as before to enter Civil Engineering. Increasing numbers of students are choosing Mechanical or Electrical Engineering, creating a large imbalance in the
Bernhardt, Dan
core   +1 more source

Graphene/h‐BN/ReS2 Heterostructure Operating in Fowler−Nordheim Tunneling Regime for Polarization‐Sensitive Fast Photodetector

open access: yesAdvanced Electronic Materials, EarlyView.
The authors demonstrate a bias voltage‐dependent anisotropic tunneling behavior by designing a ReS2‐based heterojunction operating in the Fowler–Nordheim tunneling regime. The device exhibits a dichroic tunneling current that surpasses the intrinsic anisotropy of ReS2, offering a new strategy to amplify directional responses in 2D materials for ...
Tianyi Zhou   +12 more
wiley   +1 more source

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