Results 71 to 80 of about 3,356,411 (373)

Rotary Electromechanical System Integrating Non‐Reciprocal Memory and Combinational Logic

open access: yesAdvanced Science, EarlyView.
Rotational bistability, interfaced through a conductive network with switchable contacts, unifies logic operations and mechanical memory within a rotary electromechanical system. The author demonstrates how serially coupled configurations of rotationally bistable modules enable reprogrammable sequential logic governed by mechanical state transition and
Shujia Chen, Don Straney, Damiano Pasini
wiley   +1 more source

Determination of deoxynivalenol and metabolites in maize samples by LC-MS/MS

open access: yesTạp chí Kiểm nghiệm và An toàn thực phẩm
In Vietnam, the regulation QCVN 8-1:2011/BYT has been issued to control mycotoxin content in food products. However, there are currently no regulations or studies on their derivatives and metabolites.
Bui Cao Tien   +4 more
doaj   +1 more source

Extractive Strategies at Peoria Quarry, Ottowa County, Oklahoma [PDF]

open access: yes, 1997
The Peoria Quarry complex was first recognized as representing prehistoric activities by geologist Walter P Jenny in 1891. Jenny, who was studying the zinc and lead mines in southwestern Missouri and adjacent areas, made collections from the Peoria ...
Dickson, Don
core   +1 more source

Cadmium and Zinc‐Doped p‐type Sb2Se3 Single Crystals and Solar Cells

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
Cd and Zn were assessed as candidate p‐type dopants in Sb2Se3 single crystals in concentrations between 1016‐1020 cm−3. Both are effective in inducing p‐type conductivity, however Cd doped crystals exhibit lower resistivity across a wider range of dopant levels.
Thomas P. Shalvey   +13 more
wiley   +1 more source

Boron deficiency responses in maize (Zea mays L.) roots

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView., 2023
Abstract Background Boron (B) is an essential micronutrient for plants. Dicot plants respond to insufficient B supply by altering root architecture and root hair growth. How root systems of rather low‐B demanding monocot species such as maize (Zea mays L.) respond to B deficiency in terra has not been experimentally resolved, yet.
Manuela Désirée Bienert   +5 more
wiley   +1 more source

Manifestation linguistique, interprétation sémantique et sociolinguistique du don : langages, Strates sémantiques de son concept, Examen des dynamiques sociales

open access: yesM@GM@
Le don, en tant qu’acte social, est empreint de complexités et de significations diverses. Cet article étudie la manifestation linguistique du don, en examinant ses interprétations sémantiques et sociolinguistiques.
Ala Eddine Bakhouch, Mohamed Hosni
doaj   +1 more source

Alternative Policy Designs to Help Farmers Select Profitable Conservation Practices

open access: yesAgribusiness, EarlyView.
ABSTRACT Voluntary private carbon initiatives (VPCIs) promote the implementation of agricultural conservation practices that mitigate emissions of greenhouse gases (GHGs) via financial incentives to participating farmers. Simultaneously, an array of public policies supports the adoption of conservation practices through technical and financial ...
Oranuch Wongpiyabovorn   +1 more
wiley   +1 more source

Il dono e l’offerta

open access: yesM@GM@
Il presente contributo si divide in due parti. Nella prima, si parte dal Saggio sul dono di Marcel Mauss, uscito giusto cent’anni fa, in cui l’autore studia le forme dello scambio nelle società antiche e d’interesse etnologico, comparandole con quelle ...
Eugenio Imbriani
doaj   +1 more source

Affects, dons cérémoniels et structures sociales

open access: yesSwiss Journal of Sociocultural Anthropology, 2018
This article proposes to describe and analyze a central emic notion of contemporary Vietnamese society, the tình cảm, which refer to the emotional charge involved in a relationship.
Emmanuel Pannier
doaj   +1 more source

Don Quijote

open access: yes, 1961
el quijote era ...
openaire   +2 more sources

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