نتایج جستجو برای: homogeneous co oligomerization of olefins
تعداد نتایج: 21201291 فیلتر نتایج به سال:
We experimentally demonstrated that liquid-liquid phase separation (LLPS) of protein aqueous solutions can be induced by isothermal protein oligomerization. This phenomenon is analogous to LLPS induced by the polymerization of small organic molecules in solution. Specifically, using glutaraldehyde for protein cross-linking, we observed the formation of protein-rich liquid droplets for bovine se...
The dynamics of retained and deactivating species in a SAPO-18 catalyst during the methanol-to-olefins reaction have been followed using combination ex-situ in-situ techniques differential integral reactors.The were analyzed extraction, FTIR UV-vis spectroscopies combined with online product analysis (gas chromatography mass spectrometry). composition extracted soluble was determined gas chroma...
Cell fate in multicellular organism is regulated by the diffusible factor from surrounding cells in concentration-dependent manner. TGF-beta is a large protein family of the diffusible proteins secreted from a localized source. The signal of TGF-beta is transduced by Smad family transcription factor. Though it is well known that the stoichiometry of Smads in the transcriptional complex regulate...
abstract while task-based instruction is considered as the most effective way to learn a language in the related literature, it is oversimplified on various grounds. different variables may affect how students are engaged with not only the language but also with the task itself. the present study was conducted to investigate language and task related engagement on the basis of the task typolog...
ti-mcm-41 was synthesized at ph 3, 7 and 11. the titanium content was determined by aas and found to be 4%, 3.2% and 4.5%, respectively. in order to increase the titanium content in ti-mcm-41, ti(iv) ions were grafted onto ti-mcm-41 using ticl4 in toluene and ti(obu)4 in ethanol. the incorporation of ti was determined to be 28% and 30%, respectively. the oxidation of olefins such as cyclopenten...
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