Results 81 to 90 of about 184,331 (204)

Transition metal alloying effect on the phosphoric acid adsorption strength of Pt nanoparticles: an experimental and density functional theory study

Scientific Reports, 2017
The effect of alloying with transition metals (Ni, Co, Fe) on the adsorption strength of phosphoric acid on Pt alloy surfaces was investigated using electrochemical analysis and first-principles calculations. Cyclic voltammograms of carbon-supported Pt3M/
Hee-Young Park, Dong-Hee Lim, Sung Jong Yoo, Hyoung-Juhn Kim, Dirk Henkensmeier, Jin Young Kim, Hyung Chul Ham, Jong Hyun Jang   +7 more
doaj   +1 more source

Development status and research progress of wet phosphoric acid extraction technology

工程科学学报
Phosphoric acid, as a vital chemical raw material, holds an important position in the chemical industry. Its applications span across various sectors, determined largely by its purity. Low-purity phosphoric acid can be used in industrial and agricultural
Xinyu HUANG, Chen GAN, Mingyang ZHANG, Lina QIU, Aijun GONG, Yi DONG   +5 more
doaj   +1 more source

Grafting of Amine End-Functionalized Side-Chain Polybenzimidazole Acid–Base Membrane with Enhanced Phosphoric Acid Retention Ability for High-Temperature Proton Exchange Membrane Fuel Cells

Molecules
A high phosphoric acid uptake and retention capacity are crucial for the high performance and stable operation of phosphoric acid/polybenzimidazole (PA/PBI)-based high-temperature proton exchange membranes.
Guoliang Liu, Hongfei Pan, Shengqiu Zhao, Yadong Wang, Haolin Tang, Haining Zhang   +5 more
doaj   +1 more source

New applications for phosphoric acid fuel cells [PDF]

New applications for phosphoric acid fuel cells were identified and evaluated. Candidates considered included all possibilities except grid connected electric utility applications, on site total energy systems, industrial cogeneration, opportunistic use ...
Breuer, C. T., Stickles, R. P.
core   +1 more source

Kriteria Pemilihan Pompa Untuk Mengalirkan Larutan Asam Fosfat Ke Mixer Settler Pada Proses Recovery Uranium Dari Asam Fosfat [PDF]

, 2012
PUMP SELECTION CRITERIA for flowing PHOSPHORIC ACID SOLUTION TO MIXER SETTLER in uranium recovery process from phosphoric acid. Mixer-settler plays important roles in uranium recovery process from phosphoric acid. To flow phosphoric acid from feeder tank
Jami, A. (Abdul), Pancoko, M. (Marliyadi)   +1 more
core  

Crystal growth vs. conventional acid etching: A comparative evaluation of etch patterns, penetration depths, and bond strengths

Indian Journal of Dental Research, 2008
The present study was undertaken to investigate the effect on enamel surface, penetration depth, and bond strength produced by 37% phosphoric acid and 20% sulfated polyacrylic acid as etching agents for direct bonding.
Devanna Raghu, Keluskar K
doaj  

Are Bonding Agents being Effective on the Shear Bond Strength of Orthodontic Brackets Bonded to the Composite? [PDF]

Journal of Dental Materials and Techniques, 2014
Introduction: One of the clinical problems in orthodontics is the bonding of brackets tocomposite restorations. The aim of this study was to evaluate the shear bondstrength of brackets bonded to composite restorations using Excite. Methods:Forty brackets
Fahimeh Farzanegan, Behrad Tanbakuchi
doaj  

Electrolyte Additives for Phosphoric Acid Fuel Cells [PDF]

, 1993
Berg, Rolf W., Bjerrum, Niels, Gang, Xiao, Hjuler, H.A., Olsen, C.A.   +4 more
core   +2 more sources

A cyanoacrylate direct bonding system of orthodontic attachments [PDF]

, 1973
Thesis (M.Sc.D.)--Boston University School of Graduate Dentistry, 1973.
Fasy, James J.
core  

Evaluation of distributed gas cooling of pressurized PAFC for utility power generation [PDF]

A proof-of-concept test for a gas-cooled pressurized phosphoric acid fuel cell is described. After initial feasibility studies in short stacks, two 10 kW stacks are tested.
Farooque, M., Hooper, M., Maru, H.
core   +1 more source