Results 41 to 50 of about 3,027,444 (224)

Varsity Certificate for Track Athletics given by the Pittsburgh Public Schools Department of Hygiene to Ivorey Cobb, June 22, 1931 [PDF]

open access: yes, 1931
A reproduction of the original of a Varsity Certificate for Track Athletics given by the Pittsburgh Public Schools Department of Hygiene to Ivorey Cobb for representing the 5th Avenue High School during the 1931 season.https://scholars.unh.edu ...
Pittsburgh Public Schools Department of Hygiene
core   +1 more source

Rotary 3D Printing With Integrated Electroplating

open access: yesAdvanced Engineering Materials, EarlyView.
A rotary material extrusion platform integrates localized copper electroplating with printing and encapsulation to fabricate cylindrical polymer–metal structures containing fully embedded, low‐resistance conductive pathways that enable internal Joule heating and thermally activated shape‐memory responses.
Antonio Zagaria   +5 more
wiley   +1 more source

Dual Track Reforms: With and Without Losers [PDF]

open access: yes
The dual track approach to market liberalization has been widely recognized as the key to the success of the Chinese economic reform. In this paper we study the effectiveness of this strategy in economic environments where the status quo government ...
Jiahua Che, Giovanni Facchini
core  

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

EPIDEMIOLOGY OF TRACK & FIELD INJURIES: A ONE YEAR EXPERIENCE IN ATHLETIC SCHOOLS [PDF]

open access: yes, 2012
The purpose of this study was to record injuries in track & field events that were sustained by students who attended the athletic schools during a one-year period.
Apostolos TH Stergioulas   +3 more
core  

Structure‐Guided Dynamical Mechanics in Bioinspired Double Twisted Laminated Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work explores a dynamic mechanistic study of crack propagation and puncture testing via real‐time monitoring of crack initiation, propagation, and termination through nature‐inspired single and double twisted architectures fabricated from cellulose nanocrystals.
Justin Brackenridge   +4 more
wiley   +1 more source

Functionalizing Micro‐to‐Mesoscopic Electrode Architectures for Regulating Electron Transfer Behaviors in Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
A systematic review is conducted to assess the influence of electrode architecture across micro‐ to mesoscopic length scales on electron‐transfer pathways in electrocatalysis. We discuss the structure‐activity relationships in electrocatalytic applications, including resource recovery and environmental remediation, and provide cost‐effective, efficient
Manshu Zhao   +6 more
wiley   +1 more source

Multifunctional Neutrophil Nanovesicles Induce Remodeling of Tumor Immune Microenvironment and Synergistic Multimodal Tumor Therapy

open access: yesAdvanced Functional Materials, EarlyView.
Schematic illustration of the engineered RN@FDT for multimodal tumor therapy. a) Fabrication of FD&DOX/TFA‐loaded RGD‐NNV (RN@FDT) and the light‐triggered disassemble of RN@FDT. b) After internalized by tumor cells, RN@FDT are disintegrated under NIR‐II laser irradiation to boost PTT and induce cell apoptosis.
Jiahui Zhang   +16 more
wiley   +1 more source

The interaction between railway vehicle dynamics and track lateral alignment [PDF]

open access: yes, 2016
Track geometry deteriorates with traffic flow, thus it needs to be regularly restored using tamping or other method. As the deterioration is mainly in the vertical direction this aspect has been widely studied and models for its analysis developed ...
Gong, Cencen   +2 more
core   +1 more source

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