Results 31 to 40 of about 39,977 (246)

Smart Helmet - Intelligent Safety Helmet

open access: yesInternational Journal of Advanced Research in Science, Communication and Technology, 2021
Bike riding is a lot of fun, but accidents happen. People choose motorbikes over cars as it is much cheaper to run, easier to park and flexible in traffic. In India, more than 37 million people are using two wheelers. Since usage is high, accident percentage of two wheelers are also high compared to four wheelers.
Sanket Gokule   +4 more
openaire   +1 more source

Oblique impact responses of Hybrid III and a new headform with more biofidelic coefficient of friction and moments of inertia

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
New oblique impact methods for evaluating head injury mitigation effects of helmets are emerging, which mandate measuring both translational and rotational kinematics of the headform. These methods need headforms with biofidelic mass, moments of inertia (
Xiancheng Yu   +3 more
doaj   +1 more source

Polo Helmet Rotational Testing

open access: yes, 2023
Present polo helmet testing methods only assess linear acceleration, neglecting the evaluation of a helmet's ability to reduce rotational acceleration. Both linear and rotational accelerations are key predictors of brain injuries.
Begonia, Mark T., Rowson, Steven
core  

Load Distributing Metamaterials Via Discrete Optimization

open access: yesAdvanced Functional Materials, EarlyView.
Mechanical metamaterials are computationally optimized to homogenize transmitted forces by minimizing the spread of reaction forces. The resulting architectures transform localized loading into broader, more uniform force distributions and experimentally demonstrate robust load spreading under quasi‐static and impact loading.
Andrea Detry   +6 more
wiley   +1 more source

WPAN and IoT Enabled Automation to Authenticate Ignition of Vehicle in Perspective of Smart Cities

open access: yesSensors, 2021
Currently, two-wheelers are the most popular mode of transportation, driven by the majority the people. Research by the World Health Organization (WHO) identifies that most two-wheeler deaths are caused due to not wearing a helmet.
Anita Gehlot   +8 more
doaj   +1 more source

Military protective helmet [PDF]

open access: yesМеталознавство та обробка металів, 2020
A retrospective review of the development of a protective military helmet (helmet) and its use in the armed forces of various countries from 1915 to the present has been carried out.
Kotrechko Oleksiy O. , Veis Valentyn I.
doaj   +1 more source

Near‐Infrared Light‐Activated Polydopamine Nanoparticles Conjugated With Transferrin Peptides for Enhanced Brain Accumulation

open access: yesAdvanced Healthcare Materials, EarlyView.
This study demonstrates that Tf‐PDA NPs combine a receptor‐mediated targeting with mild photothermal activation to enhance nanoparticle accumulation in the brain. NIR‐activated Tf‐PDA NPs increase BBB permeability to NPs in vitro and in vivo without inducing cytotoxicity or adverse immune responses.
Rafaela Ferrão   +5 more
wiley   +1 more source

Athletes' and Coaches' Attitudes Toward Protective Headgear as Concussion and Head Injury Prevention: A Scoping Review

open access: yesFrontiers in Sports and Active Living, 2021
The purpose of this article is to map existing research literature on athletes and coaches' attitudes toward protective headgear in sport in relation to concussion and head injury prevention, and to identify and analyse knowledge gaps in the field.
Anne Tjønndal, Frida Austmo Wågan
doaj   +1 more source

Snow Sport Helmet STAR Protocol

open access: yes, 2022
This document details the protocol used by the Virginia Tech Helmet Ratings to rate snow sport helmets based on concussion ...
Kieffer, Emily E.   +3 more
core  

First person war: Helmet cameras between testimony and performance

open access: yes, 2023
In the contemporary media landscape, the visual component of armed conflicts tends to be articulated in two distinct imaginaries. On one hand, we observe a ‘view from above’ generated by aircrafts, UAVs, and satellites; on the other, we encounter videos ...
Federico Selvini
core   +1 more source

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