Results 71 to 80 of about 17,367 (238)

Comportamento de pastejo e ingestão de forragem por novilhas de corte em pastagens de milheto e papuã Grazing behavior and forage ingestion by beef heifers on pearl millet and alexander grass pastures

open access: yesRevista Brasileira de Zootecnia, 2011
Foram estudados o desempenho, o comportamento e a ingestão de forragem por novilhas de corte em pastagem de milheto (Pennisetum americanum (L.) Leeke) e papuã (Urochloa plantaginea) no período de janeiro a abril de 2008. Foi utilizado o método de pastejo
Vagner Guasso da Costa   +5 more
doaj   +1 more source

Advanced design and application for viologen‐based redox devices with customizable functionalities

open access: yesResponsive Materials, EarlyView.
This review examines viologen‐based materials with customizable functionalities achieved through molecular engineering strategies such as side‐chain modification and composite formation. It emphasizes their utility in electrochromic devices, multicolor displays, and energy storage, while discussing stability challenges and outlining future development ...
Yuxin Chang   +7 more
wiley   +1 more source

Sterol absorption and sterol balance in phytosterolemia evaluated by deuterium-labeled sterols: effect of sitostanol treatment.

open access: yesJournal of Lipid Research, 1995
Absorption of dietary cholesterol, campesterol, and sitosterol, cholesterol balance, and fecal excretion of plant sterols were determined in three unrelated patients with phytosterolemia and three healthy volunteers during constant intake of cholesterol ...
D Lütjohann   +3 more
doaj   +1 more source

An evaluation of nutritional markers, volume 2 [PDF]

open access: yes
Use of nutritional markers for studies of food intake, passage, and absorption in gastrointestinal track of humans and ...
Kotb, A. R., Luckey, T. D.
core   +1 more source

Radiation‐Based 3D Dual‐Mode Thermal Management Devices: Advances in Active/Passive Switching for Energy‐Saving Applications

open access: yesSmall, EarlyView.
Heating and cooling energy demand account for nearly half of the global energy consumption. SH and RC offer sustainable, zero‐energy strategies, but single‐mode devices lack adaptability. 3D dual‐mode devices, exploiting axial, flipping, and bending deformations, provide reversible switching with dynamic or passive control, representing a promising ...
Su Eon Lee   +5 more
wiley   +1 more source

Comparison of techniques that estimates the digestibility for younglings ostriches in the initial growing phase Comparação de técnicas de estimativa da digestibilidade para filhotes de avestruzes na fase inicial de crescimento

open access: yesRevista Brasileira de Saúde e Produção Animal, 2007
The aim of the present study was to compare two methods of digestibility estimation for ostrich younglings. Thirty two three-month-old ostriches were selected and allocated in boxes.
Eloísa Simões Saliba   +5 more
doaj  

Uso do óxido crômico e do LIPE® na estimativa do consumo de matéria seca por bezerros de corte Use of chromic oxide and LIPE® as external markers to estimate dry matter intake by beef calves

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2008
Avaliou-se a eficiência do óxido crômico e da lignina purificada e enriquecida (LIPE®), fornecidos uma vez ao dia, para a estimativa do consumo de matéria seca (CMS). Foram utilizados 12 bezerros de corte, de ambos os sexos, com uma média de idade de 210
J.B.M.P. Lima   +4 more
doaj   +1 more source

A Preliminary Investigation of Chromite [PDF]

open access: yes, 1947
The purpose of this thesis was to study the effects of cryolite and a mixture of cryolite and aluminum oxide on a chromite concentrate with special reference to the ability to break the bond between the ferrous iron and chromic oxide in the ...
Brown, Lester C.
core   +1 more source

Activatable smart contrast agents for photoacoustic imaging

open access: yesSmart Molecules, EarlyView.
This review highlights recent advances in smart activatable photoacoustic imaging (PAI) contrast agents, which dynamically modulate their optical properties in response to external stimuli or microenvironmental cues. It discusses their molecular design, activation mechanisms, biomedical applications, and future prospects for clinically tailored use ...
Donghyeon Oh   +5 more
wiley   +1 more source

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