Results 51 to 60 of about 101,597 (287)

Microwave-Assisted Extraction Combined with In-Capillary [Fe(ferrozine)3]2+-CE-DAD to Screen Active Components with the Ability to Chelate Ferrous Ions from Flos Sophorae Immaturus (Flos Sophorae)

open access: yesMolecules, 2019
An efficient microwave-assisted extraction (MAE) combined with in-capillary [Fe(ferrozine)3]2+-capillary electrophoresis-Diode Array Detector (in-capillary [Fe(ferrozine)3]2+-CE-DAD) was developed to screen active components with the ability to chelate ...
Tao Liu   +7 more
doaj   +1 more source

Electrochemistry and spectroelectrochemistry of iron porphyrins in the presence of nitrite [PDF]

open access: yes, 2001
The reaction of nitrite with ferric and ferrous porphyrins was examined using visible, infrared and NMR spectroscopy. Solutions of either ferric or ferrous porphyrin were stable in the presence of nitrite, with only complexation reactions being observed.
Ryan, Michael D., Wei, Zhongcheng
core   +1 more source

Sustainable Synthesis of Bio‐Based Magnetic and Conductive Wood for Electromagnetic Interference Shielding Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A wood‐based magnetic and conductive material called Magwood (MW), capable of blocking almost 99.99% of electromagnetic waves (in the X‐band frequency range), is synthesized using a simple, solvent‐free process. MW is lightweight, resists water, and is flame‐retardant, making it a promising alternative for shielding electronics. The rapid proliferation
Akash Madhav Gondaliya   +3 more
wiley   +1 more source

General Features of the Metallic Corrosion in Raw Crude Oils [PDF]

open access: yesЖурнал інженерних наук, 2019
Raw crude oils are mainly composed of various hydrocarbons while having trace amounts of corrosive compounds such as sulphur compounds, naphthenic acids, and salts. In the existing research, there were expected to investigate the impact of such corrosive
Aluvihara S., Premachandra J. K.
doaj   +1 more source

Population of Nonmetallic Inclusions in Liquid High‐Silicon Electrical Steel in Contact With MgO–C Refractories Based on Recyclates and Environmentally Friendly Binders

open access: yesAdvanced Engineering Materials, EarlyView.
The formation of nonmetallic inclusions (NMIs) was investigated in this study, carrying out immersion tests for 30 min at a temperature of 1600°C with liquid high‐silicon electrical steel (Si ≈ 3 mass‐%) and different MgO–C refractories. Conventional MgO–C refractories were considered, as well as MgO–C refractories containing MgO–C recyclate and ...
Lukas Neubert   +6 more
wiley   +1 more source

Tratamento da anemia ferropriva com ferro por via oral Treatment of iron deficiency anemia with oral iron

open access: yesRevista Brasileira de Hematologia e Hemoterapia, 2010
A anemia ferropriva permanece como uma das deficiências nutricionais mais frequentes e importantes no mundo. O tratamento com ferro deve ser iniciado preferencialmente por via oral e a investigação apropriada de sua causa é obrigatória.
Rodolfo D. Cançado   +2 more
doaj  

Corroded scale analysis from water distribution pipes [PDF]

open access: yesHemijska Industrija, 2011
The subject of this study was the steel pipes that are part of Belgrade's drinking water supply network. In order to investigate the mutual effects of corrosion and water quality, the corrosion scales on the pipes were analyzed.
Rajaković-Ognjanović Vladana N.   +1 more
doaj   +1 more source

Condition monitoring wind turbine gearboxes using on-line/in-line oil analysis techniques [PDF]

open access: yes, 2011
Paper examining condition monitoring wind turbine gearboxes using on-line/in-line oil analysis ...
Quail, Francis J.
core  

Impact of Biofield Energy Treatment on Soil Fertility [PDF]

open access: yes, 2015
Measurement of soil components such as microbial population, minerals and obviously the content of organic carbon play the important roles for the productivity of crops and plants. The present study was attempted to evaluate the impact of Mr.
Alice, Branton   +3 more
core   +1 more source

GeAl2‐2xFe2xO3(OH)4 Nanotubes: New Electrocatalyst for Oxygen Evolution Reaction

open access: yesAdvanced Functional Materials, EarlyView.
Fe‐doped imogolite nanotubes are synthesized via a one‐step hydrothermal method with varying Fe substitution ratios x. Structural and spectroscopic analyses confirm homogeneous Fe incorporation while preserving tubular shape. Optimal doping at x = 0.05 enhances optical absorption, narrows band gap, reduces charge transfer resistance, and significantly ...
Yassine Naciri   +12 more
wiley   +1 more source

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