Results 201 to 210 of about 221,966 (358)

Activation of Allenes by Diferrocenylphosphenium Ion: Isolation of a Wheland Intermediate of Ferrocene

open access: yesChemistryEurope, EarlyView.
A kinetically stable Wheland intermediate of the electrophilic aromatic substitution at ferrocene is isolated from the reaction of the diferrocenylphosphenium ion with the allene 2‐(trimethylsilyl)‐2,3‐pentadiene and fully characterized. The reaction of the diferrocenylphosphenium ion with four terminal allenes follows two different pathways, via allyl
Corina Stoian   +7 more
wiley   +1 more source

Cement and Cement Materials of Iowa

open access: yesIowa Geological Survey Annual Report, 1905
Eckel, Edwin C., Bain, H. F.
openaire   +3 more sources

Advances in Organic Porous Polymeric‐Supported Photothermal Phase Change Materials

open access: yesCarbon Energy, EarlyView.
This article introduces the latest progress in the preparation and application of PTPCMs based on porous polymer carriers, evaluates the influence of different porous polymer materials on the performance of PTPCMs, elucidates the mechanisms of photothermal conversion and heat storage, and discusses future research challenges and possible solutions ...
Fulai Zhao   +6 more
wiley   +1 more source

Effect of natural carbonates on microbially induced calcite precipitation process. [PDF]

open access: yesSci Rep
Shivaprakash SH   +5 more
europepmc   +1 more source

Silicate Cements [PDF]

open access: bronze, 1935
Ernest R. Matthews
openalex   +1 more source

Investigation of liquid distribution in gas–solid fluidized beds for fluid cokers

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Thermal cracking processes convert larger molecules into smaller, more valuable products, without a catalyst, allowing for transforming residual oils or waste plastics into useful compounds. Fluid coking, a thermal cracking process utilizing a fluidized bed of hot particles, processes approximately 1 million barrels of residual oil daily. This
Yohann Cochet   +3 more
wiley   +1 more source

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