Results 21 to 30 of about 145,717 (199)

The Rubens tube [PDF]

open access: yesProceedings of Meetings on Acoustics, 2009
In 1905, Heinrich Rubens and Otto Krigar-Menzel published a paper describing a unique acoustics teaching apparatus. They developed a flammable gas-filled tube with holes in the top that revealed the acoustic standing wave behavior inside the pipe via the height of flames above the pipe.
openaire   +1 more source

Matías Díaz Padrón, Escritos sobre Rubens, edición revisada por Magdala García Sánchez de la Barreda, Colección Scripta Selecta, I (Madrid: Instituto Moll- Epiarte, 2021)

open access: yesPhilostrato, 2021
Review of Matías Díaz Padrón´s new book titled Escritos sobre Rubens.
Veronique Van de Kerckhof
doaj  

Screening of Bioactive Compounds from Endophytic Marine-Derived Fungi in Saudi Arabia: Antimicrobial and Anticancer Potential

open access: yesLife, 2022
Nowadays, endophytic fungi represent a rich source of biological active compounds. In the current study, twelve endophytic fungal species were isolated from Avicennia marina leaves.
Aisha M. H. Al-Rajhi   +6 more
doaj   +1 more source

Freudenthal Duality and Generalized Special Geometry

open access: yes, 2011
Freudenthal duality, introduced in L. Borsten, D. Dahanayake, M. J. Duff and W. Rubens, Phys.Rev. D80, 026003 (2009), and defined as an anti-involution on the dyonic charge vector in d = 4 space-time dimensions for those dualities admitting a quartic ...
Ferrara, Sergio   +2 more
core   +1 more source

pandemia de covid-19 e o processo de transformação digital

open access: yesProcessando o Saber, 2021
Um novo contexto social se impôs à humanidade em meados do ano 2020. O novo vírus da família corona denominado Sars-Cov-2 se espalhou em escala global causando a doença de COVID-19, classificada como pandemia pela Organização Mundial da Saúde (OMS) em 11
Roberta Reis, Davi Reis
doaj  

Peter Paul Rubens' Madonna mit dem Papagei [PDF]

open access: yes, 2007
Rubens Madonna mit dem Papagei entstand in der ersten Fassung zwischen 1614 und 1620, in der zweiten erweiterten Fassung bis 1625. Das für die Gildenkammer der Antwerpener Lukasgilde bestimmte Bild ist das Gegenstück zu einem ebenfalls in der ...
Ost, Hans
core  

The usefulness of intraoperative electrocorticography (iECoG) in pediatric temporal lobe epilepsy surgery

open access: yesEpileptic Disorders, EarlyView.
Abstract Objective This study aimed to evaluate the usefulness of intraoperative electrocorticography (iECoG) in providing a more accurate surgical strategy, thereby yielding seizure freedom following resective surgery in children with temporal lobe epilepsy (TLE).
Rafael Andrade Cruz   +8 more
wiley   +1 more source

Isolation and Molecular Characterization of Indigenous Penicillium chrysogenum/rubens Strain Portfolio for Penicillin V Production

open access: yesMicroorganisms, 2023
Beta (β)-lactam antibiotic is an industrially important molecule produced by Penicillium chrysogenum/rubens. Penicillin is a building block for 6-aminopenicillanic acid (6-APA), an important active pharmaceutical intermediate (API) used for semi ...
Amol M. Sawant   +2 more
doaj   +1 more source

Bellezza e sessualità a partire da Freud [PDF]

open access: yes, 2014
Partendo da una citazione di Freud tratta dal Disagio della civilt\ue0 (1929) in cui il carattere della bellezza viene esplicitamente associato alla sfera della sessualit\ue0, il saggio si sofferma sul concetto di sublimazione, soprattutto per quanto ...
Ferrari, Stefano
core   +1 more source

Balancing tracks and trees: Assessing railroad impact on Brazilian biodiversity

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
The Brazilian West–East Integration Railway (FIOL) aims to boost the national economy by improving commodity transport; however, it crosses three of Brazil's most biodiverse and fragile regions: the Caatinga, Cerrado and Atlantic Forest. Using digitised plant records and land‐use analyses, our study reveals significant vegetation loss within the ...
Ana Luiza Silva Rocha   +3 more
wiley   +1 more source

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