Results 51 to 60 of about 8,436 (256)

Tackling Social Inequality in the City of Porto, Northern Portugal: Grassroots Horticultural Practices and the Desired City

open access: yesSocial Inclusion
Grassroots urban horticultural plots (hortas), part of the Porto Metropolitan Area in Northern Portugal, are presented as liminal spaces that hold a richness of community life and a “gift economy.” Often in existence for several decades and encompassing ...
Paula Mota Santos
doaj   +1 more source

Beyond Presumptions: Toward Mechanistic Clarity in Metal‐Free Carbon Catalysts for Electrochemical H2O2 Production via Data Science

open access: yesAdvanced Materials, EarlyView.
Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu   +3 more
wiley   +1 more source

“To fulfill a private obligation”: Marianne Moore, Her Patrons, and the Social Economy of the Gift

open access: yesNANO, 2017
This paper focuses on material and financial gifts received by the American modernist poet Marianne Moore (1887-1972) under the auspices of patronage.
Síofra McSherry
doaj  

The Hi-Tech Gift Economy

open access: yesFirst Monday, 1998
Abstract
openaire   +1 more source

Self‐Cooling Molecular Spin Qudits

open access: yesAdvanced Materials, EarlyView.
A material made of [GdEr] molecular dimers can encode a qudit and perform as a magnetic refrigerant. Microwave resonant pulses coherently manipulate its 16 spin states, while direct demagnetization measurements cool the material and a device down to temperatures below 1 K.
Elías Palacios   +12 more
wiley   +1 more source

Female-centered fan fiction as homoaffection in fan communities

open access: yesTransformative Works and Cultures, 2017
In the scholarship of fan studies, a lot has been said about why female fan communities enjoy writing about male characters and relationships in fan fiction.
Ria Narai
doaj   +2 more sources

Marxian Crisis, Maussian Gift: The mutual-help practices of Lisbon’s Cape Verdean labor immigrants in an age of austerity

open access: yesCadernos de Estudos Africanos, 2012
The post-2008 economic crisis in Portugal has been particularly severe in the neighborhoods in which many of the country’s Cape Verdean labor immigrants live.
Samuel Weeks
doaj   +1 more source

High Light Utilization and Color Rendering in Vacuum‐Deposited Semitransparent Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
In this work, low bandgap (≈1.55 eV) semitransparent perovskite solar cells (ST‐PSCs) having thin (thickness < ≈100 nm) perovskite layers and transparent conductive oxide‐based rear electrodes are fabricated using vacuum‐deposition methods. Two different ST‐PSCs demonstrated a high light utilization efficiency value of 4.2 (PCE: 9.26% and AVT: 45.3 ...
Abhyuday Paliwal   +9 more
wiley   +1 more source

Gift Exchange as Communal Resistance in Ernest Gaines’s A Lesson Before Dying

open access: yesNANO, 2017
This article examines the representation of gift exchange in Ernest Gaines’s novel, A Lesson Before Dying. Drawing upon sociological and anthropological theories of the gift, it argues that gift exchange among the black community in the fictional town of
Scott Thomas Gibson
doaj  

The Politics of Objects: Eliza Cook’s Biographies of Things

open access: yesCahiers Victoriens et Edouardiens, 2016
Eliza Cook’s poetry of daily life is intertwined with her Chartist engagement. While her poems often denounce the forces of oppression that threaten social peace and the daily life of simple people, her biographies or fictitious autobiographies of things
Fabienne Moine
doaj   +1 more source

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