Results 51 to 60 of about 705,088 (330)

Reversible catalysis [PDF]

open access: yesNature Reviews Chemistry, 2021
We describe as 'reversible' a bidirectional catalyst that allows a reaction to proceed at a significant rate in response to even a small departure from equilibrium, resulting in fast and energy-efficient chemical transformation. Examining the relation between reaction rate and thermodynamic driving force is the basis of electrochemical investigations ...
Vincent Fourmond   +2 more
openaire   +3 more sources

Psychrophily and Catalysis [PDF]

open access: yesBiology, 2013
Polar and other low temperature environments are characterized by a low content in energy and this factor has a strong incidence on living organisms which populate these rather common habitats. Indeed, low temperatures have a negative effect on ectothermic populations since they can affect their growth, reaction rates of biochemical reactions, membrane
openaire   +4 more sources

A two-step approach to achieve secondary amide transamidation enabled by nickel catalysis. [PDF]

open access: yes, 2016
A long-standing challenge in synthetic chemistry is the development of the transamidation reaction. This process, which involves the conversion of one amide to another, is typically plagued by unfavourable kinetic and thermodynamic factors. Although some
Anthony, Sarah M   +4 more
core   +2 more sources

Inverse Magnetic Catalysis in Bottom-Up Holographic QCD

open access: yes, 2016
We explore the effect of magnetic field on chiral condensation in QCD via a simple bottom up holographic model which inputs QCD dynamics through the running of the anomalous dimension of the quark bilinear.
Evans, Nick   +2 more
core   +1 more source

Comparison of the HDS DBT reaction using bulk and supported catalysts

open access: yesChimica Techno Acta
The paper describes in detail the procedure for the preparation of a granular bulk NiMoW catalyst and a supported reference NiMo/Al2O3 catalyst. Mention is made of investigations of the supported and bulk catalysts by various physico-chemical methods ...
Polina P. Mukhacheva   +9 more
doaj   +1 more source

Insights into PI3K/AKT signaling in B cell development and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
This Review explores how the phosphoinositide 3‐kinase and protein kinase B pathway shapes B cell development and drives chronic lymphocytic leukemia, a common blood cancer. It examines how signaling levels affect disease progression, addresses treatment challenges, and introduces novel experimental strategies to improve therapies and patient outcomes.
Maike Buchner
wiley   +1 more source

Selective Electrochemical Reduction of Nitrogen to Ammonia by Adjusting the Three-Phase Interface

open access: yesResearch, 2019
The electrochemical nitrogen reduction reaction (NRR) provides a sustainable and alternative avenue to the Haber-Bosch process for ammonia (NH3) synthesis.
Haiyan Wang   +6 more
doaj   +1 more source

Application of Sonotriboluminescence to Determine Arene Molecules in Hydrocarbons

open access: yesMolecules, 2023
The sonotriboluminescence of suspensions of terbium(III) and europium(III) sulfates in decane without and in the presence of benzene, toluene and p-xylene was studied.
Adis A. Tukhbatullin   +6 more
doaj   +1 more source

Vinylic Addition Polynorbornene in Catalysis [PDF]

open access: yes, 2019
Vinylic addition polynorbornenes (VA-PNB) result from the insertion polymerization of norbornene or specific norbornene derivatives catalyzed by transition metal com- plexes. The VA-PNB skeleton is completely aliphatic and keeps the bicyclic structure of
Albéniz Jiménez, Ana Carmen   +1 more
core   +2 more sources

Making tau amyloid models in vitro: a crucial and underestimated challenge

open access: yesFEBS Letters, EarlyView.
This review highlights the challenges of producing in vitro amyloid assemblies of the tau protein. We review how accurately the existing protocols mimic tau deposits found in the brain of patients affected with tauopathies. We discuss the important properties that should be considered when forming amyloids and the benchmarks that should be used to ...
Julien Broc, Clara Piersson, Yann Fichou
wiley   +1 more source

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