Results 71 to 80 of about 891,437 (305)

Rotor Slot Permeance Harmonics under Distorted Air-Gap Flux Waveform for Cage Induction Motors [PDF]

open access: yes, 1991
The air-gap flux waveform for a cage induction machine is not sinusoidal in shape and contains various harmonics, including the phase-belt harmonics, slot magnetomotive force (mmf) harmonics, slot permeance harmonics, and saturation harmonics.
Hsu, J.S., Liou, S.S., Weldon, W.F.
core  

Thermally Pulsing Asymptotic Giant Branch Star Models and Globular Cluster Planetary Nebulae I: The Model

open access: yes, 2011
Thermally pulsing asymptotic giant branch models of globular cluster stars are calculated using a synthetic model with the goal of reproducing the chemical composition, core masses and other observational parameters of the four known globular cluster ...
Alexander   +56 more
core   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Genesis of the formation of the cultural and social core of Odessa

open access: yesVitruvio: International Journal of Architectural Technology and Sustainability, 2018
The architectural and spatial environment of the city is an important part of the cultural heritage, a carrier of information about its formation. The life cycle of a diverse architectural environment forms a series of stages - from the concept-creation ...
Nadia Yeksarova, Vladimir Yeksarov
doaj   +1 more source

Reverse pitch fan with divided splitter [PDF]

open access: yes, 1977
A guide vane arrangement is described for improving gas turbine performance in the reverse thrust mode. This flow straightening method produces low losses in the fluid entering a core engine during reverse thrust operations and allows large supercharging
Smith, L. H., Jr.
core   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Low-loss Multimoded Antiresonant Hollow Core Fiber

open access: yes14th Pacific Rim Conference on Lasers and Electro-Optics (CLEO PR 2020), 2020
We report the first design for low-loss, multimoded antiresonant hollow-core fiber for applications requiring multiple modes. The designed fiber guides 6 - 9 spatially distinct core modes having confinement loss <0.001 - 0.01dB/m respectively.
Goel, Charu, Yoo, Seongwoo
openaire   +2 more sources

Short-wavelength transmission-loss suppression in fibre Bragg gratings

open access: yes, 1997
Fibre Bragg Gratings (FBGs) are known to suffer from short-wavelength, transmission losses due to resonant coupling into backward-propagating cladding modes. Figure 1 shows a typical transmission spectrum of a 10cm standard FBG.
Ibsen, M., Laming, R.I., Zervas, M.N.
core  

New silicon photonics integration platform enabled by novel micron-scale bends

open access: yes, 2013
Even though submicron silicon waveguides have been proposed for dense integration of photonic devices, to date the lightwave circuits on the market mainly rely on waveguides with micron-scale core dimensions.
Aalto, Timo   +4 more
core   +1 more source

PICALM::MLLT10 translocated leukemia

open access: yesFEBS Letters, EarlyView.
This comprehensive review of PICALM::MLLT10 translocated acute leukemia provides an in‐depth review of the structure and function of CALM, AF10, and the fusion oncoprotein (1). The multifaceted molecular mechanisms of oncogenesis, including nucleocytoplasmic shuttling (2), epigenetic modifications (3), and disruption of endocytosis (4), are then ...
John M. Cullen   +7 more
wiley   +1 more source

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