Results 41 to 50 of about 313,959 (302)

Why does a metal-superconductor junction have a resistance? [PDF]

open access: yes, 2000
This is a tutorial article based on a lecture delivered in June 1999 at the NATO Advanced Study Institute in Ankara. The phenomenon of Andreev reflection is introduced as the electronic analogue of optical phase-conjugation.
AA Abrikosov   +20 more
core   +3 more sources

Plecstatin inhibits hepatocellular carcinoma tumorigenesis and invasion through cytolinker plectin

open access: yesMolecular Oncology, EarlyView.
The ruthenium‐based metallodrug plecstatin exerts its anticancer effect in hepatocellular carcinoma (HCC) primarily through selective targeting of plectin. By disrupting plectin‐mediated cytoskeletal organization, plecstatin inhibits anchorage‐dependent growth, cell polarization, and tumor cell dissemination.
Zuzana Outla   +10 more
wiley   +1 more source

Photonic microstructures as laser mirrors [PDF]

open access: yes, 1998
Deeply etched 1-D third-order Bragg reflectors have been used as mirrors for broad-area semiconductor lasers operating at 975-nm wavelength. From a threshold and efficiency analysis, we determine the mirror reflectivity to be approximately 95%.
De La Rue, Richard M.   +4 more
core   +1 more source

Overview of molecular signatures of senescence and associated resources: pros and cons

open access: yesFEBS Open Bio, EarlyView.
Cells can enter a stress response state termed cellular senescence that is involved in various diseases and aging. Detecting these cells is challenging due to the lack of universal biomarkers. This review presents the current state of senescence identification, from biomarkers to molecular signatures, compares tools and approaches, and highlights ...
Orestis A. Ntintas   +6 more
wiley   +1 more source

Photo-induced design of reflective metallized gold@polymer coatings with tuned architecture

open access: yesMaterials & Design, 2018
This paper presents an efficient, eco-friendly, low cost and totally photo-induced approach to obtain new gold metallized coatings with highly reflective feature.
Aleksandra Schejn   +4 more
doaj   +1 more source

Hidden progress: broadband plasmonic invisibility

open access: yes, 2010
The key challenge in current research into electromagnetic cloaking is to achieve invisibility over an extended bandwidth. There has been significant progress towards this using the idea of cloaking by sweeping under the carpet of Li and Pendry, with ...
Alù   +35 more
core   +2 more sources

Feasibility and Tolerability of Performing Portable MRI for Neurological Disorders in an Outpatient Neurology Clinic: A Prospective Cohort

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Accessing brain magnetic resonance imaging (MRI) can be challenging, especially for underserved patients, which may lead to disparities in neurological diagnosis. Method This mixed‐methods study enrolled adults with one of four neurological disorders: mild cognitive impairment or dementia of the Alzheimer type, multiple sclerosis ...
Maya L. Mastick   +19 more
wiley   +1 more source

[N,N′-Bis(4-chlorobenzylidene)-2,2-dimethylpropane-1,3-diamine-κ2N,N′]iodidocopper(I)

open access: yesActa Crystallographica Section E, 2009
The molecule of the title compound, [CuI(C19H20Cl2N2)], lies across a crystallographic mirror plane. The coordination around the copper centre is distorted trigonal planar, with a bite angle of 94.40 (7)°. A six-membered chelate ring is formed
Hadi Kargar, Hoong-Kun Fun, Reza Kia
doaj   +1 more source

Transforming Fabry-Perot resonances into a Tamm mode

open access: yes, 2012
We propose a novel photonic structure composed of metal nanolayer, Bragg mirror and metal nanolayer. The structure supports resonances that are transitional between Fabry-Perot and Tamm modes.
Durach, Maxim, Rusina, Anastasia
core   +1 more source

Janus monolayers of transition metal dichalcogenides. [PDF]

open access: yes, 2017
Structural symmetry-breaking plays a crucial role in determining the electronic band structures of two-dimensional materials. Tremendous efforts have been devoted to breaking the in-plane symmetry of graphene with electric fields on AB-stacked bilayers ...
A Manchon   +48 more
core   +1 more source

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