Results 21 to 30 of about 7,996 (214)

Aging and Electrical Stability of DNTT Honey‐Gated OFETs

open access: yesAdvanced Electronic Materials, EarlyView.
DNTT honey‐gated organic transistors were fabricated and evaluated to assess short‐ and long‐term stability under electrical stress and aging. Short‐term transfer measurements (five days, 40 sweeps/day) showed minimal parameter shift, while extended measurements revealed gradual degradation over weeks.
Douglas H. Vieira   +8 more
wiley   +1 more source

Chemical engineering as an essential element of industrial biotechnology in Mexico: New aims in research and university education

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract On the centennial of higher education in Chemical Engineering in Mexico, it is pertinent to revisit the key stages that have contributed to its consolidation as a vital discipline for the nation's scientific and technological advancement. Although the initial mission of chemical engineering education was primarily oriented toward the training ...
Agustín López Munguía   +3 more
wiley   +1 more source

NANOTECNOLOGIA APLICADA AOS COSMÉTICOS

open access: yesVisão Acadêmica, 2012
A nanotecnologia está relacionada às estruturas, propriedades e processos envolvendo materiais com dimensões em escala nanométrica. Essas partículas são extensivamente investigadas por promoverem muitas vantagens em relação às formulações tradicionais.
M. B. BARIL   +3 more
openaire   +2 more sources

Potential of Bee Pollen as a Nutraceutical And/Or Functional Ingredient for Metabolic Syndrome Management: In Vitro Antioxidant, Anti‐Inflammatory, and Digestive Enzyme Inhibitory Activities

open access: yesFood Chemistry International, EarlyView.
Bee pollen samples from China and Spain exhibited in vitro antioxidant, anti‐inflammatory, and digestive enzyme inhibitory activities due to their composition, suggesting their potential as a nutraceutical or functional ingredient to help counteract oxidative stress, chronic inflammation, and metabolic disorders.
Adriana Maite Fernández‐Fernández   +9 more
wiley   +1 more source

Editorial - A era da nanoescala na Saúde

open access: yesVigilância Sanitária em Debate: Sociedade, Ciência & Tecnologia, 2013
Há duas décadas, Meirelles elaborou tese de doutoramento em que analisou a miniaturização de instrumentos, a evolução dos processos produtivos humanos e sua associação à redução da ne-cessidade de trabalho socialmente necessário2.
William Waissmann
doaj   +1 more source

Effect of Zinc Oxide Nanoparticles From Infant Formula Milk Powder on Colon Cells In Vitro

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Zinc is an essential trace element that participates in numerous metabolic processes; however, excessive exposure may interfere with the absorption of other metals, such as copper. In recent years, nanotechnology has experienced rapid growth, and zinc oxide nanoparticles (ZnO NPs) have garnered significant attention due to their versatile ...
Gloria Salinas‐Lucero   +2 more
wiley   +1 more source

Nanotecnologia e cosméticos: Inovações – Parte 1

open access: yes, 2016
Vídeo no qual são apresentadas pesquisas sobre nanotecnologia na indústria de cosméticos desenvolvidas no Instituto Nacional de Ciência e Tecnologia dos Materiais em Nanotecnologia (INCTMN) e no Centro Multidisciplinar para o Desenvolvimento de Materiais
Longo, Elson. Centro Multidisciplinar para o Desenvolvimento de Materiais Cerâmicos (CMDMC) e Instituto Nacional de Ciência e Tecnologia dos Materiais em Nanotecnologia (INCTMN)
core   +1 more source

Reflexões bioéticas acerca da inovação em Nanomedicamentos

open access: yesRevista de Bioética y Derecho, 2019
A nanotecnologia vem se desenvolvendo de forma exponencial na área farmacêutica, prometendo grandes benefícios, entretanto, pode estar sujeita a riscos intrínsecos relacionados a esta ciência.
Cristiana Lima Dora   +2 more
doaj   +1 more source

Multimode Phonon Lasing via Self‐Induced Optical Coherent Pumping

open access: yesLaser &Photonics Reviews, EarlyView.
A silicon optomechanical nanobeam generates self‐sustained phonon lasing in multiple competing mechanical modes via self‐pulsing, an intrinsic optical modulation arising from cavity nonlinearity. This self‐organized mechanism enables robust multi‐frequency operation spanning periodic, quasi‐periodic, and chaotic regimes without external modulation. The
David Alonso Tomás   +5 more
wiley   +1 more source

Nanotecnologia e cosméticos: Inovações – Parte 3

open access: yes, 2016
Vídeo no qual são apresentadas pesquisas sobre nanotecnologia na indústria de cosméticos, desenvolvidas no Instituto Nacional de Ciência e Tecnologia dos Materiais em Nanotecnologia (INCTMN) e no Centro Multidisciplinar para o Desenvolvimento de ...
Longo, Elson. Centro Multidisciplinar para o Desenvolvimento de Materiais Cerâmicos (CMDMC) e Instituto Nacional de Ciência e Tecnologia dos Materiais em Nanotecnologia (INCTMN)
core   +1 more source

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