Results 31 to 40 of about 167,797 (300)

The characteristics of pediatric ulcerative colitis with primary sclerosing cholangitis: A single-center study in Taiwan

open access: yesPediatrics and Neonatology, 2021
Background: Primary sclerosing cholangitis (PSC) is often associated with ulcerative colitis (UC). We investigated the clinical characteristics of pediatric UC patients with and without PSC.
Mu-Ming Chien   +6 more
doaj   +1 more source

Molecules in the Circumstellar Disk Orbiting BP Piscium

open access: yes, 2008
BP Psc is a puzzling late-type, emission-line field star with large infrared excess. The star is encircled and enshrouded by a nearly edge-on, dust circumstellar disk, and displays an extensive jet system similar to those associated with pre-main ...
B. Zuckerman   +27 more
core   +3 more sources

In‐Situ Solution Complexation for n‐Type Surface‐Energetics Reconstruction in 2.0 eV Ultra‐Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
A reactive in situ solution complexation strategy reconstructs the surface of 2.0 eV ultra‐wide‐bandgap perovskites via proton transfer. This chemical modulation eliminates metallic defects and induces a degenerate‐like n‐type surface, establishing an Ohmic tunneling contact.
Saemon Yoon   +11 more
wiley   +1 more source

Interfacial Modulation for High‐Efficiency Large‐Area Organic Photovoltaics and Perovskite‐Organic Tandem Solar Modules

open access: yesAdvanced Functional Materials, EarlyView.
Self‐assembled monolayers (SAMs) are promising hole‐transporting materials for organic photovoltaics (OPVs), but suffer from self‐aggregation and poor large‐area uniformity. We find that interfacial modification using nicotinic hydrazide can eliminate the residual SAM aggregates by forming energetically favorable complexes, yielding uniform SAM.
Seongwon Yoon   +10 more
wiley   +1 more source

Multi-drug resistance and reduced susceptibility to ciprofloxacin among Salmonella enterica serovar Typhi isolates from the Middle East and Central Asia

open access: yesNew Microbes and New Infections, 2014
Typhoid fever is common in developing countries, with an estimated 120 million infections and 700 000 annual deaths, worldwide. Fluoroquinolones have been the treatment of choice for infection with multidrug-resistant (MDR) Salmonella enterica serovar ...
B.A. Rahman   +5 more
doaj   +1 more source

The evolutionary status of the UX Orionis star RZ Piscium

open access: yes, 2010
The star RZ Psc is one of the most enigmatic members of the UX Ori star family. It shows all properties that are typical for these stars (the light variability, high linear polarization in deep minima, the blueing effect) except for one: it lacks any ...
Grinin, V. P.   +2 more
core   +1 more source

Thermally Engineered Sodium‐Embedded Alumina with Programmable Synaptic Plasticity for Neuromorphic Transistors

open access: yesAdvanced Functional Materials, EarlyView.
A fully transparent, all‐metal‐oxide neuromorphic transistor using a sodium‐embedded alumina (SEA) electrolyte is demonstrated. By precisely tuning the thermal annealing process, the chemical composition of the SEA layer is controlled, allowing for the deterministic realization of both short‐term and long‐term synaptic plasticity within the same device
Yonghyun Albert Kwon   +7 more
wiley   +1 more source

Alignment gas analyzer

open access: yesТехнологія та конструювання в електронній апаратурі, 2011
The air pollution sources along populated area motorways are defined. The principle of working, development and ways of selectivity improvement of the alignment gas analyser electrochemical sensors are shown.
G. A. Devyatko   +5 more
doaj  

Stellate cells from rat pancreas are stem cells and can contribute to liver regeneration. [PDF]

open access: yesPLoS ONE, 2012
The identity of pancreatic stem/progenitor cells is still under discussion. They were suggested to derive from the pancreatic ductal epithelium and/or islets.
Claus Kordes   +3 more
doaj   +1 more source

Physicochemical and Fibril Formation Properties of Pufferfish (Takifugu obscurus) Skin Collagen from Solvent Extraction in Different Conditions

open access: yesGels, 2022
Acid-solubilized (ASC) and pepsin-solubilized collagen (PSC) extracted at 4 °C (ASC-4 and PSC-4), 12 °C (ASC-12 and PSC-12), and 20 °C (ASC-20 and PSC-20) from the skin of farmed pufferfish (Takifugu obscurus) was characterized by SDS-polyacrylamide gel ...
Shanshan Wang   +4 more
doaj   +1 more source

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