Results 91 to 100 of about 112,449 (304)

Practical Application of the Whipple and Carvallo Stability Model on Modern Bicycles with Pedal Assistance

open access: yesApplied Sciences, 2020
Increasingly more people cycle with electrically-powered pedal assistance. The reduced pedalling effort attracts physically challenged people and seniors, who have a higher risk of falling. Since electric bicycles are heavier and the centre of masses are
Sien Dieltiens   +3 more
doaj   +1 more source

Embedding Chemistry and Pharmacy Into Sustainability

open access: yesAngewandte Chemie International Edition, EarlyView.
Chemistry and pharmacy provide products and processes that are indispensable for our high living standard. To understand their relationship with sustainability is important to allow them to contribute to sustainability in a sustainable manner. An integrated overview of green, circular, and sustainable chemistry and pharmacy is given and how they have t
Klaus Kümmerer
wiley   +1 more source

Unveiling E-bike potential for commuting trips from GPS traces [PDF]

open access: yes, 2017
Common goals of sustainable mobility approaches are to reduce the need for travel, to facilitate modal shifts, to decrease trip distances and to improve energy efficiency in the transportation systems.
Astegiano, Paola   +5 more
core   +3 more sources

Activism as education in and through the youth climate justice movement

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Young people worldwide are increasingly participating in a global movement for climate justice, yet to date, little research has examined how youth climate justice activists conceive of and experience activism as education. The present study used in‐depth, semi‐structured interviews with 16 US climate justice activists (aged 15–17) to address ...
Carlie D. Trott
wiley   +1 more source

The photonic wheel: demonstration of a state of light with purely transverse angular momentum

open access: yes, 2012
The concept of angular momentum is ubiquitous to many areas of physics. In classical mechanics, a system may possess an angular momentum which can be either transverse (e.g., in a spinning wheel) or longitudinal (e.g., for a fluidic vortex) to the ...
Aiello, Andrea   +6 more
core   +2 more sources

Microtopography enhances intestinal drug absorption via Piezo1‐mediated tight junction modulation

open access: yesBMEMat, EarlyView.
Microtopography‐driven enhancement of oral peptide drug delivery by activating Piezo1 channels significantly improves paracellular permeability and bioavailability, offering a novel approach for optimizing macromolecule absorption in pharmaceutical formulations.
Yu Hu   +12 more
wiley   +1 more source

Investigating the Influence of Dockless Electric Bike-share on Travel Behavior, Attitudes, Health, and Equity [PDF]

open access: yes, 2020
Cities throughout the world have implemented bike-share systems as a strategy for expanding mobility options. While these have attracted substantial ridership, little is known about their influence on travel behavior more broadly.
Fitch, Dillon, PhD   +2 more
core  

Sustainability in Italian Dining: A Comparative Study of Perceptions in Full‐Service Restaurants and Agritourism

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study explores how sustainability is perceived and prioritized by consumers within full‐service restaurants and rural agritourism settings in Italy, examining the socio‐cultural and economic role of the HoReCa sector in promoting sustainable practices and analyzing gender and generational differences in consumer behavior.
Roberta Minazzi   +3 more
wiley   +1 more source

Experimental Determination of Bicycles and Electric Bicycle Stopping Distance

open access: yesEEPES 2024
This work presents the results of an experimental study of the braking properties of bicycles and an e-bicycle. Data on braking decelerations and braking distance under different braking conditions were obtained for different bicycles including an e-bicycle.
Daniel Lyubenov   +4 more
openaire   +2 more sources

Carbon Free Boston: Transportation Technical Report [PDF]

open access: yes, 2019
Part of a series of reports that includes: Carbon Free Boston: Summary Report; Carbon Free Boston: Social Equity Report; Carbon Free Boston: Technical Summary; Carbon Free Boston: Buildings Technical Report; Carbon Free Boston: Waste Technical ...
Boone, Scott   +6 more
core  

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