Results 11 to 20 of about 5,400,344 (247)

Processing and fluid flow characteristics of hot isostatically pressed porous alumina for aerostatic bearing applications [PDF]

open access: yes, 1996
Despite their well known superior load and stiffness characteristics, the wide-spread use of porous aerostatic bearings in preference to other bearing types has been hampered by difficulties in controlling the permeability of the porous material during
Kwan, Y. B. P
core   +7 more sources

Heat transfer properties of porous materials and insulants [PDF]

open access: yes, 1984
Buildings are complex thermally-dynamic structures serving aesthetic as well as, utilitarian functions. It is essential that careful planning is undertaken if buildings are to be energy efficient and cheap to run throughout their-expected life-spans ...
Batty, William J.
core   +7 more sources

Heat and Mass Transfer in Porous Materials

open access: yes, 2023
Currently, porous materials (PM) are actively used in many fields of science and technology, and the processes of heat and mass transfer in porous materials underlie a wide variety of industrial technologies [...
Anatoliy Pavlenko
core   +1 more source

Nanosize control on porous β-MnO2 and their catalytic activity in CO oxidation and N2O decomposition [PDF]

open access: yes, 2014
A major challenge in the synthesis of porous metal oxides is the control of pore size and/or wall thickness that may affect the performance of these materials.
Ren, Yu   +5 more
core   +1 more source

Size-Induced Highly Selective Synthesis of Organometallic Rectangular Macrocycles and Heterometallic Cage Based on Half-Sandwich Rhodium Building Block

open access: yesMolecules, 2022
The controlled synthesis of organometallic supramolecular macrocycles cages remains interesting and challenging work in the field of supramolecular chemistry.
Li-Long Dang   +6 more
doaj   +1 more source

Catalytic Degradation of Triphenylmethane Dyes with an Iron Porphyrin Complex as a Cytochrome P450 Model

open access: yesMolecules, 2023
The organic dyes used in printing and dyeing wastewater have complex components, diverse structures and strong chemical stability, which make them not suitable for treatment and difficult to degrade in the environment.
Xiaoyan Lu   +8 more
doaj   +1 more source

Effective elastic properties of randomly distributed void models for porous materials [PDF]

open access: yes, 2010
This is the post-print version of the final paper published in International Journal of Mechanical Sciences. The published article is available from the link below. Changes resulting from the publishing process, such as peer review, editing, corrections,
Reid, SR, Wang, B, Li, B
core   +1 more source

V3S4 Nanosheets Anchored on N, S Co-Doped Graphene with Pseudocapacitive Effect for Fast and Durable Lithium Storage

open access: yesNanomaterials, 2019
Construction of a suitable hybrid structure has been considered an important approach to address the defects of metal sulfide anode materials. V3S4 nanosheets anchored on an N, S co-coped graphene (VS/NSG) aerogel were successfully fabricated by an ...
Naiteng Wu   +6 more
doaj   +1 more source

Development of porous ceramic air bearings [PDF]

open access: yes, 2001
Porous air bearings enjoy some important advantages over conventional air bearing types such as increased load carrying capacity, higher stiffness and improved damping.
Roach, Christopher James
core   +7 more sources

Microstructure and mechanical properties of annealed Ti−6Al−3Nb−2Zr−1Mo titanium alloys

open access: yesFenmo yejin jishu, 2021
Ti−6Al−3Nb−2Zr−1Mo alloys were prepared by forging and annealing at 980 ℃. The microstructure and mechanical properties of the annealed alloys on the different sections were studied by scanning electron microscopy (SEM) and electron back-scattered ...
LI Ye   +7 more
doaj   +1 more source

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