Results 41 to 50 of about 1,202,674 (275)

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Charge separation at liquid interfaces

open access: yesPhysical Review Research
We present a theory for phase-separated liquid coacervates with salt, taking into account spatial heterogeneities and interfacial profiles. We find that charged layers of alternating sign can form around the interface while the bulk phases remain ...
Arghya Majee   +2 more
doaj   +1 more source

Transient surface photovoltage spectroscopy of diamond

open access: yesAIP Advances, 2022
Contactless and highly sensitive probing of electronic transitions in diamond over a wide spectral range from near infrared to deep ultraviolet is still challenging.
Th. Dittrich
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Anchoring metal ions in iCOF to enhance the charge density for boosting CO2 separation in mixed matrix membranes

open access: yesAdvanced Membranes
Ionic covalent organic frameworks (iCOFs), with electrostatic microenvironment suitable for CO2 separation, are regarded as ideal materials for gas membrane separation.
Yong Zhang   +3 more
doaj   +1 more source

Spin-charge separation and simultaneous spin and charge Kondo effect

open access: yes, 2006
We study the spin-charge separation in a Kondo-like model for an impurity with a spin and a charge (isospin) degree of freedom coupled to a single conduction channel (the ``spin-charge'' Kondo model).
A. C. Hewson   +4 more
core   +1 more source

Transport and recombination through weakly coupled localized spin pairs in semiconductors during coherent spin excitation [PDF]

open access: yes, 2006
Semi-analytical predictions for the transients of spin-dependent transport and recombination rates through localized states in semiconductors during coherent electron spin excitation are made for the case of weakly spin-coupled charge carrier ensembles ...
A. Gliesche   +13 more
core   +3 more sources

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Electron charge dynamics and charge separation: A response theory approach

open access: yesSciPost Physics
This study applies response theory to investigate electron charge dynamics, with a particular focus on charge separation. We analytically assess the strengths and limitations of linear and quadratic response theories in describing charge density and ...
Lionel Lacombe, Lucia Reining, Vitaly Gorelov
doaj   +1 more source

Charge generation in organic solar cells: Journey toward 20% power conversion efficiency

open access: yesAggregate, 2022
The power conversion efficiencies of organic solar cells (OSCs) have routinely lagged far behind those of their inorganic counterparts. However, owing to the enormous contributions of many researchers, the power conversion efficiencies of OSCs have ...
Yasunari Tamai
doaj   +1 more source

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