Results 71 to 80 of about 850,090 (318)

The impact of impurity peaking factor on ion temperature promotion in EAST argon-seeded plasmas

open access: yesNuclear Fusion
This study investigates the impact of impurity peaking factor ( PF ) on turbulence and ion temperature ( T _i ) in Experimental Advanced Superconducting Tokamak (EAST) argon-seeded plasmas.
K. Jia   +16 more
doaj   +1 more source

Tuning the conductivity of vanadium dioxide films on silicon by swift heavy ion irradiation

open access: yesAIP Advances, 2011
We demonstrate the generation of a persistent conductivity increase in vanadium dioxide thin films grown on single crystal silicon by irradiation with 1 GeV 238U swift heavy ions at room temperature.
H. Hofsäss   +9 more
doaj   +1 more source

Modulational Stability Analysis of Ion Temperature Gradient Modein Electron-ion Plasma

open access: yesKuwait Journal of Science, 2023
A theoretical investigation of the modulational stability of the ion temperature gradient (ITG) mode in electron–ion plasma is presented. The technique of reduction perturbation (RPT) is applied to the basic magneto hydrodynamic equations of ITG mode ...
Aziz Khan Khan   +4 more
doaj   +1 more source

The temperature coupling of ions in the ionosphere [PDF]

open access: yesPlanetary and Space Science, 1967
Abstract An investigation has been made of the extent to which 0+, He+, and H+ ions can be considered as having a common temperature in the ionosphere. By assuming that each ion gas has its own Maxwellian velocity distribution, energy balance equations including the effects of heating by the electron gas, cooling by the neutral atmosphere, and energy
openaire   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

In Situ Monitoring of Temperature inside Lithium-Ion Batteries by Flexible Micro Temperature Sensors

open access: yesSensors, 2011
Lithium-ion secondary batteries are commonly used in electric vehicles, smart phones, personal digital assistants (PDA), notebooks and electric cars.
Pei-Chi Chen   +3 more
doaj   +1 more source

Ion Temperature Measurements in SSPX [PDF]

open access: yes, 2001
The Ion Doppler Spectrometer instrument on the Sustained Spheromak Physics experiment is described, along with background about it's operation. Results are presented from recent experimental runs, and the data is compared to the results of simple statistical models of heat exchange in two species gasses.
Auerbach, D W, Hill, D N, McLean, H S
openaire   +2 more sources

AscF in the mycobacterial CIII–CIV supercomplex lacks metal and nucleotide binding but links malate oxidation to respiration

open access: yesFEBS Letters, EarlyView.
The mycobacterial CIII‐CIV respiratory supercomplex is an obligate assembly, encompassing several subunits of unknown functions. We have characterized the intracellular subunit AscF, and show that it is unlikely to be a sensor for metals or nucleotides, but is required for growth on nonfermentable energy sources, and likely works as an adapter for ...
Eni Rile   +8 more
wiley   +1 more source

Investigation of the rise of compensation of high perveance ion beams using a time-resolving ion energy spectrometer [PDF]

open access: yes, 2005
The knowledge of the build up time of space charge compensation (SCC) and the investigation of the compensation process is of main interest for low energy beam transport of pulsed high perveance ion beams under space charge compensated conditions.
Wicke, L.   +4 more
core  

Identification of the plant mitochondrial OrfX protein: A mass spectrometry approach

open access: yesFEBS Letters, EarlyView.
The mitochondrial genome of plants contains an open reading frame, orfx, which encodes a rare protein that has so far escaped mass spectrometric detection. The protein resembles the c‐subunit of bacterial twin‐arginine‐motif‐dependent protein translocases (TatC).
Matthias Döring   +3 more
wiley   +1 more source

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