Results 1 to 10 of about 119,264 (245)

The role of Intraoperative cholangiography (IOC) and methylene blue tests in reducing bile leakage after living donor hepatectomy

open access: yesAsian Journal of Surgery, 2021
Aim: Liver transplantation remains the only curative treatment in end stage liver disease. Biliary complications remain the most common major morbidity causes in hepatic resection. We aimed to determine and eliminate the bile leakage in donor hepatectomy
Umut Tuysuz   +3 more
doaj   +5 more sources

Reverse Leakage Current Characteristics of GaN/InGaN Multiple Quantum-Wells Blue and Green Light-Emitting Diodes

open access: yesIEEE Photonics Journal, 2016
The mechanisms of reverse leakage in InGaN/GaN multiple-quantum-wells (MQWs) blue and green light-emitting diodes (LEDs) were studied through analyzing the current–voltage (I–V) characteristics with the temperature ranging from 50 to
Ting Zhi   +5 more
doaj   +4 more sources

Passive anti-leakage of blue light for phosphor-converted white LEDs with crystal nanocellulose materials

open access: yesScientific Reports, 2023
A phenomenon known as "blue-light leakage" caused by overheating pcW-LEDs has recently been identified, and it poses a risk to users. This study focuses on investigating and optimizing a solution to address this issue.
Quang-Khoi Nguyen   +5 more
doaj   +3 more sources

Polydimethylsiloxane-Based Quantum Dot Color Conversion Layers for QD-OLED Applications [PDF]

open access: yesMicromachines
Quantum dot (QD)-based color conversion layers are key components in QD-OLED displays because they can provide high color purity and simplified pixel architectures by converting blue emission from OLEDs into red or green light.
Sang-Uk Byun   +5 more
doaj   +2 more sources

Temperature Dependence of Electron Leakage Current in InGaN Blue Light-Emitting Diode Structures

open access: yesNanomaterials, 2022
We investigated the temperature dependence of the electron leakage current in the AlGaN electron-blocking layer (EBL) of an InGaN/GaN blue light-emitting diode (LED) structure at temperatures between 20 and 100 °C.
Chibuzo Onwukaeme   +2 more
doaj   +3 more sources

Laparoscopic Management of Chylous Leakage Using a Direct Lymph Node Injection with Methylene Blue as a Leakage Point Location Strategy in a Patient with Retroperitoneal Extragonadal Seminoma [PDF]

open access: yesJournal of Endourology Case Reports, 2018
Background: The first-line treatment in cases of chylous leakage is conservative, and operation should be considered only in patients who fail to respond to this treatment. The main clinical concern is the difficulty of intraoperative localization of the site of leakage that can affect surgical outcome.
JOSÉ Daniel Subiela
exaly   +6 more sources

Evaluation of Coronal Leakage Following Different Obturation Techniques and in-vitro Evalution Using Methylene Blue Dye Preparation [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Introduction: Coronal and apical leakage still remains one of the most important cause for endodontic failure in spite of the presence of advanced endodontic materials.
Rachit Mathur   +6 more
doaj   +3 more sources

Device Modeling of Quantum Dot–Organic Light Emitting Diodes for High Green Color Purity

open access: yesApplied Sciences, 2021
In this study, the optimal structure for obtaining high green color purity was investigated by modeling quantum dot (QD)–organic light-emitting diodes (OLED).
Byoung-Seong Jeong
doaj   +1 more source

Blue and green ammonia production: A techno-economic and life cycle assessment perspective

open access: yesiScience, 2023
Summary: Blue and green ammonia production have been proposed as low-carbon alternatives to emissions-intensive conventional ammonia production. Although much attention has been given to comparing these alternatives, it is still not clear which process ...
Patricia Mayer   +6 more
doaj   +1 more source

Intranodal Ultrasound-Guided Percutaneous Methylene Blue Injection for the Identification of Leakage Point during Laparoscopic Repair of Refractory Chylous Ascites after Laparoscopic Lymphadenectomy for Kidney Cancer

open access: yesCase Reports in Urology, 2022
Chylous ascites is an uncommon complication after surgery that can result in malnutrition and immunodeficiency. Therefore, surgical interventions are reserved for refractory patients, and the primary success factor for these interventions is locating the
Hugo Otaola-Arca   +5 more
doaj   +1 more source

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