نتایج جستجو برای: ndr
تعداد نتایج: 534 فیلتر نتایج به سال:
Abstract Various coatings in high-power laser facilities suffer from damage due to nodule defects. We propose a dome removal (NDR) strategy eliminate unwanted localized electric-field (E-field) enhancement caused by defects, thereby improving the laser-induced threshold (LIDT) of coatings. It is theoretically demonstrated that proposed NDR can reduce E-field nodules mirror coatings, polarizer a...
The Trc/Ndr/Sax1/Cbk1 family of ser/thr kinases plays a key role in the morphogenesis of polarized cell structures in flies, worms, and yeast. Tricornered (Trc), the Drosophila nuclear Dbf2-related (Ndr) serine/threonine protein kinase, is required for the normal morphogenesis of epidermal hairs, bristles, laterals, and dendrites. We obtained in vivo evidence that Trc function was regulated by ...
Both experiments and theoretical studies have demonstrated that the interaction between the current-carrying electrons and the induced polarization charge in single-molecule junctions leads to a strong renormalization of molecular charging energies. However, the effect on electronic excitations and molecular symmetries remain unclear. Using a theoretical framework developed for semiconductor-na...
Quantum electronic devices with negative differential resistance (NDR) characteristics have been used to design compact multiplexers. These multiplexers may be used either as analog multiplexers where the signal on a single select line selects one out of four analog inputs, or as four-valued logic multiplexers where the select line and the input lines represent one of four quantized signal valu...
The demand for increased miniaturization of integrated circuits has opened the way to the emerging field of molecular electronics. Recent experimental studies have established that single molecules or a finite ensemble of self-assembled molecules can perform the basic functions of conventional electronic components (i.e., transistors, wires and diodes). In particular, it has been demonstrated t...
OBJECTIVES This study investigated the association between polymorphisms in the receptor for advanced glycation end products (RAGE) gene and the susceptibility to diabetic retinopathy (DR) in a Chinese population and identified a correlation between serum-soluble RAGE (sRAGE) levels and DR risk. MATERIALS AND METHODS We enrolled 1040 patients with type 2 diabetes mellitus: 372 patients with D...
Time series measurements [G. Shaw et al., Phys. Rev. B 85, 174517 (2012); B. Bag Sci. Rep. 7, 5531 (2017)] in $2H\text{\ensuremath{-}}{\mathrm{NbS}}_{2}$ crystal had unraveled a drive-induced transition wherein the critical current $({I}_{c})$ changes from low to high ${I}_{c}$ jammed vortex state, via negative differential resistance (NDR) transition. Here, using multiple current-voltage $(I\t...
Nonlinear electrical properties, such as negative differential resistance (NDR), are essential in numerous circuits, including memristors. Several physical origins have been proposed to lead the NDR phenomena semiconductor devices over last more than half a century. Here, we report behavior formation randomly oriented graphenelike nanostructures up 37 K and high on-current density ${10}^{5}\pha...
AIMS To examine the safety implications of omitting first day clinical review following phacoemulsification cataract surgery. METHODS 362 patients were randomly assigned to "same day discharge" (SDD) or "next day review" (NDR). All patients were reviewed approximately 2 weeks after surgery. RESULTS Of the 174 patients randomised to NDR, 14 (8.0%) were treated for raised intraocular pressure...
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