Results 81 to 90 of about 11,487 (250)

Fosfatos naturais reativos: resultados obtidos no sul do Brasil. [PDF]

open access: yes, 2015
bitstream/item/84108/1/CNPT-BOL.-PESQ.-4-00 ...
PERUZZO, G., WIETHÖLTER, S.
core   +1 more source

Mineralization of sheep manure and its influence on lettuce production [PDF]

open access: yes, 2012
Diversos resíduos orgânicos são utilizados na agricultura sem o adequado conhecimento da sua dinâmica de mineralização. Avaliou-se a mineralização de esterco de ovinos e sua influência na produção de alface.
Adriana M de Menezes   +17 more
core   +3 more sources

Switchable Supramolecular Adhesive by Tuning Interfacial Bonding and Modulus

open access: yesAdvanced Functional Materials, EarlyView.
The supramolecular adhesive (HyDiP) shows reversible adhesion and recyclability. In the dehydrated state, it is dense, stiff (E ≈445 MPa), transparent, and provides strong bonding with adhesion strengths up to 4.65 MPa. In the hydrated state, it becomes porous, soft (E ≈0.11 MPa), and detaches easily, enabling sustainable high‐strength applications ...
Rumin Fu   +10 more
wiley   +1 more source

Modelagem de solos não-saturados por elementos finitos.

open access: yesRevista Tecnologia, 2009
Este artigo apresenta características importantes e relevantes da modelagem dos solos não-saturados com a utilização do Método dos Elementos Finitos (MEF).
Francisco Chagas da Silva Filho
doaj  

Encoding Magnetic Anisotropies in Digital Light Processing 3D Printing

open access: yesAdvanced Functional Materials, EarlyView.
A hybrid magnetic device—combining a coaxial coil within a nested Halbach array—is presented, integrated into a DLP 3D printer to enable spatially resolved magnetic field control. This system enables complex, multimodal responses by programming liquid crystal elastomer resins for magnetic and thermal actuation, and by inducing electrically conductive ...
Eléonore Aïdonidis   +11 more
wiley   +1 more source

Support vector machines on mechanical behaviour prediction of soil-cement laboratory formulations to jet grouting columns [PDF]

open access: yes, 2012
Fundação Para a Ciência e a Tecnologia (FCT) pelo apoio financeiro no âmbito do projeto PEst-OE/ECI/UI4047/2011 e pela bolsa de doutoramento SFRH/BD/45781 ...
Correia, A. Gomes   +2 more
core  

Infrared Nanocrystals for Space Application: Hardness to Irradiations

open access: yesAdvanced Functional Materials, EarlyView.
This article investigates infrared HgTe nanocrystals under X‐ray and ion irradiation, revealing remarkable radiation hardness. It uncovers distinct degradation mechanisms and shows that the nanomaterial outperforms integrated electronics. The results position colloidal nanocrystals as promising candidates for resilient space and harsh‐environment ...
Alexandre Neyret   +22 more
wiley   +1 more source

Estudo dos solos do município de Capão do Leão. [PDF]

open access: yes, 2014
bitstream/item/41388/1/Capao-do-leao.pdf; bitstream/item/41389/1/mapa-geomorfologia.pdf; bitstream/item/41390/1/mapa-solos.pdf; bitstream/item/41391/1/mapa-uso-da-terra ...
CUNHA, N. G. da, SILVEIRA, R. J. da C.
core   +1 more source

Transparent UV‐Curable Self‐Sanitizing Coatings Applicable to Diverse Surfaces and High‐Touch Screens to Mitigate Deadly Pathogen Transmission

open access: yesAdvanced Functional Materials, EarlyView.
Development of a transparent, self‐sanitizing antimicrobial coating technology applicable to a wide range of materials and surfaces‐including touchscreens, transparent substrates, and metal, plastic, and glass‐regardless of pathogen type. The spray‐coated, UV‐cross‐linked imidazole‐based quaternary ammonium chloride materials provide broad‐spectrum ...
Surjith Kumaran   +6 more
wiley   +1 more source

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