Results 121 to 130 of about 546,102 (338)

Common illnesses in tropical Asia and significance of medical volunteering

open access: yesOpen Medicine, 2018
This study was conducted to provide practical information for actual preparation of medical volunteering in tropical Asia, mainly the distribution of common illnesses encountered during mission.
Rim Chai Hong   +6 more
doaj   +1 more source

A Versatile Engineering Platform for the Fabrication of Prosthetic Venous Valves Using Electrospinning

open access: yesAdvanced Healthcare Materials, EarlyView.
Percutaneous prosthetic venous valves are fabricated by embedding stents in an electrospun matrix that extends luminally to form leaflets. The design shields leaflets from hyperplastic cells, isolates struts from blood contact, and avoids discrete anchoring points.
Dario Arcuti   +6 more
wiley   +1 more source

Retaining Older Volunteers Is Key to Meeting Future Volunteer Needs [PDF]

open access: yes, 2007
The boomers' impending retirement has spurred interest in tapping their productive energies to benefit society. This study examines older adults' decisions to stop or start formal volunteer work.
Barbara Butrica   +2 more
core   +1 more source

Metamaterial Antennas Enhance MRI of the Eye and Occipital Brain

open access: yesAdvanced Materials, EarlyView.
A radiofrequency antenna platform comprising planar and bend configurations is developed, incorporating structurally integrated epsilon‐negative metamaterial unit cells to enhance MRI. These antennas enable high‐resolution in vivo human MRI of the eye, orbit, and occipital brain. Comprehensive validation, including simulations, phantom experiments, SAR,
Nandita Saha   +14 more
wiley   +1 more source

A Matter of Survival: Volunteering [PDF]

open access: yes, 2000
This monograph documents the rich traditions of self-help and civic engagement that are found in America's "tough" communities -- communities most often found in the inner city, where resources are scarce and where it is difficult to live and to raise a ...

core  

Chromatic‐Invariant Photothermal Fabrics Enabled by Narrow‐Bandgap Organic Semiconductors for Wearable Solar Energy Harvesting

open access: yesAdvanced Materials, EarlyView.
A chromatic‐invariant photothermal fabric is fabricated for outdoor activewear, realizing 4°C–8°C heating within 5 min under 1000 W m−2 illumination via NIR absorption, retaining high visible‐light reflectivity and original fabric functions, and achieving >95.3% sterilization in 20 min.
Jingshuai Zhu   +6 more
wiley   +1 more source

Role of Volunteerism as a Parental Involvement Strategy in the Achievement of Core Competencies among Learners in Public Primary Schools in Nandi County, Kenya

open access: yesResearch Journal of Education, Teaching and Curriculum Studies
The purpose of the study was to assess the role of volunteerism as a parental involvement strategy in the achievement of core competencies among learners in public primary schools in Nandi County, Kenya.
Elizabeth Jeptoo   +2 more
doaj   +1 more source

Citizen Soldiers: The North Carolina Volunteers and the War on Poverty [PDF]

open access: yes, 1999
During the summers of 1964 and 1965, more than 300 college students fanned out across the state of North Carolina in a bold campaign to defeat poverty and, as they saw it, to uplift the poor.
Korstad, Robert R., Leloudis, James L.
core   +1 more source

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

Volunteering: The Force Multiplier for Community Change [PDF]

open access: yes, 2014
In May 2014, United Way Worldwide's research team surveyed 74 U.S. and international United Way CEOs. The survey found that:The United Way network has seen a bigger increase in the growth rate of volunteering than the nation as a wholeThere is a gap ...

core  

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