Results 81 to 90 of about 2,715,475 (392)

Fractionalization of minimal excitations in integer quantum Hall edge channels

open access: yes, 2013
A theoretical study of the single electron coherence properties of Lorentzian and rectangular pulses is presented. By combining bosonization and the Floquet scattering approach, the effect of interactions on a periodic source of voltage pulses is ...
Degiovanni, P.   +5 more
core   +3 more sources

Optical pulse generation at frequencies up to 20 GHz using external-injection seeding of a gain-switched commercial Fabry-Pérot laser [PDF]

open access: yes, 2001
We demonstrate that by using strong external-injection seeding of gain-switched Fabry-Perot (FP) lasers, it is possible to generate optical pulses at repetition rates far in excess of the laser bandwidth. Experimental results illustrate the generation of
Anandarajah, Prince M.   +2 more
core   +1 more source

An optimized protocol to detect high‐throughput DNA methylation from custom targeted sequences on 96 samples simultaneously

open access: yesFEBS Open Bio, EarlyView.
Workflow of a high‐throughput technology for epigenotyping of differentially methylated CpGs in specific regions of the genome. The protocol works with small amounts of DNA extracted from blood or semen. The protocol consists of both enzymatic conversion of unmethylated cytosines and capture by hybridization with a custom panel.
Nathalie Iannuccelli   +4 more
wiley   +1 more source

Nematode egg parasitic fungus, Purpureocillium lilacinum: efficacy of indigenous strains for the management of Meloidogyne incognita in chickpea

open access: yesEgyptian Journal of Biological Pest Control
Background Nematode egg parasitic fungus, Purpureocillium lilacinum is the most effective biocontrol agent and has been widely used commercially in many countries for the management of root-knot nematode, Meloidogyne incognita. Availability of indigenous
Jagadeeswaran Rajendran   +3 more
doaj   +1 more source

Chirped-pulse amplification with narrowband pulses

open access: yesOptics Letters, 2010
We demonstrate a compact hyperdispersion stretcher and compressor pair that permit chirped-pulse amplification in Nd:YAG. We generate 750 mJ, 0.2 nm FWHM, 10 Hz pulses recompressed to an 8 ps near-transform-limited duration. The dispersion-matched pulse compressor and stretcher impart a chirp of 7300 ps/nm, in a 3 m x 1 m footprint.
Frederic V. Hartemann   +8 more
openaire   +4 more sources

The cochaperone BAG3 promotes the stabilization of p53 under heat stress conditions

open access: yesFEBS Open Bio, EarlyView.
Under heat stress, BAG3 translocates to the nucleus and forms a complex with Hsp70 and p53, thereby promoting p53 stabilization and enhancing its transcriptional activity. These findings suggest that BAG3 functions as a cochaperone that supports p53‐mediated stress responses in cooperation with Hsp70.
Ngoc Nguyen Thi Minh   +2 more
wiley   +1 more source

Downregulation of sST2, a decoy receptor for interleukin‐33, enhances subcutaneous tumor growth in murine pancreatic cancer cells

open access: yesFEBS Open Bio, EarlyView.
Subcutaneous implantation of murine Panc02 pancreatic cancer cells depleted of sST2, a soluble decoy receptor for the proinflammatory interleukin‐33 (IL‐33), leads to a decreased number of GLUT4‐positive cancer‐associated adipocytes, reduced levels of the anti‐inflammatory molecule adiponectin, increased phosphorylation of IκBα, elevated Cxcl3 ...
Miho Akimoto   +5 more
wiley   +1 more source

Inexpensive programmable computer clock [PDF]

open access: yes, 1973
Clock's computer interface accepts pulses from computer (computer commands) and translates them into control signals for clock, and vice versa. Clock is preset by computer to a fixed number of time pulses, and then started.
Vrancik, J. E.
core   +1 more source

Helical motion of magnetic flux tubes in the solar atmosphere

open access: yes, 2008
Photospheric granulation may excite transverse kink pulses in anchored vertical magnetic flux tubes. The pulses propagate upwards along the tubes with the kink speed, while oscillating wakes are formed behind the wave front in a stratified atmosphere ...
Hasan   +6 more
core   +1 more source

Electrical pulse stimulation reflecting the episodic nature of real‐life exercise modulates metabolic and secretory profile of primary human myotubes

open access: yesFEBS Open Bio, EarlyView.
Here, we introduced an intermittent electrical stimulation protocol mimicking the episodic nature of real‐life exercise in vitro by alternating low‐ and high‐frequency stimulation. In comparison with widely used continuous stimulation, it enhanced the rate of glucose and fatty acid oxidation, but not the myokine release.
Klára Gabrišová   +11 more
wiley   +1 more source

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