Results 101 to 110 of about 1,687 (201)

Steady Progress of Colloidal Quantum Dot LED (QLED) Technologies

open access: yesRenewable Energy and the Environment, 2011
State of the art colloidal quantum dot LED structures are advancing both the QLED efficiencies and the operating lifetimes. The talk will contrast advantages of DC-driven and AC-driven QLED structures. Article not available.
openaire   +2 more sources

Insights into structural defect formation in individual InP/ZnSe/ZnS quantum dots under UV oxidation

open access: yesNature Communications
InP/ZnSe/ZnS quantum dots (QDs) stand as promising candidates for advancing QD-organic light-emitting diodes (QLED), but low emission efficiency due to their susceptibility to oxidation impedes applications. Structural defects play important roles in the
Hayeon Baek   +12 more
doaj   +1 more source

Ohio School Milk Markets: An Analysis of Bidding [PDF]

open access: yes
We examine the institutional details of the school milk procurement process, bidding data, statements of dairy executives, and supply characteristics in Ohio during the 1980's. We compare the bidding behavior of a group of firms to a control group.
J. Douglas Zona, Robert H. Porter
core  

Effect of microlens arrays on light extraction efficiency in red and green quantum-dot light-emitting diodes

open access: yesMicro and Nano Engineering
The efficiency of quantum-dot light-emitting diodes (QLEDs) was improved by utilizing a microlens array (MLA) film, and the effect of the MLA film was investigated through optical simulation. The MLA films enhanced luminance by 1.51 and 1.28 times at 5 V
Suhyun Park   +7 more
doaj   +1 more source

Eliza, or the Unhappy Nun: Exemplifying the Unlimited Tyranny Exercised by the Abbots and Abbesses Over the Ill-Fated Victims of Their Malice in the Gloomy Recesses of a Convent. Including the Adventures of Clementina, or The Constant Lovers, a True and Affecting Tale. [PDF]

open access: yes
The tale of Eliza is framed by an unnamed narrator, a British man who traveled France during the French Revolution. A convent, said to be run by a strict abbess stood on a hill near the village, and he heard rumors that an Englishwoman had been kept ...
Unknown,
core   +1 more source

A new finding in positive aging of QLED

open access: yesProceedings of the International Display Workshops, 2020
Shihao Ding, Zhenghui Wu, Xiao Wei Sun
openaire   +1 more source

Advancing flexible quantum dot light-emitting diode technology for antimicrobial photodynamic therapy

open access: yesnpj Flexible Electronics
Antibiotic administration is the mainstay for treating bacterial infections, but multidrug-resistant (MDR) bacteria jeopardize its effectiveness. Antimicrobial photodynamic therapy (aPDT) offers a promising strategy with less risk of inducing resistance,
Manuel A. Triana   +8 more
doaj   +1 more source

Hole Injection Barrier‐Driven Positive Aging Mechanism in Inverted QLEDs

open access: yesAdvanced Optical Materials
AbstractPositive aging is usually observed during the operation of quantum dot‐light‐emitting diodes (QLEDs), which introduces significant challenges for accurate performance assessment and industrial standardization. However, the mechanism of positive aging remains unclear and has long been attributed to the instability of the ZnO‐based electron ...
Yin‐Man Song   +11 more
openaire   +1 more source

Did Workers Pay for the Passage of Workers' Compensation Laws? [PDF]

open access: yes
Market responses to legislative reforms often mitigate the expected gains that reformers promise in legislation. Contemporaries hailed workers' compensation as a boon to workers because it raised the amount of post-accident compensation paid to injured ...
Price V. Fishback, Shawn Everett Kantor
core  

Carrier Dynamics in Quantum Dot Light‐Emitting Diodes: The Conversion between Electrons, Excitons, and Photons

open access: yesAdvanced Physics Research
Electrically driven self‐emissive quantum dot light‐emitting diodes (QLEDs) offer the advantages of high contrast, high color saturation and simple solution processability, making them the ultimate target for commercialization of QD‐based displays ...
Qiang Su, Heng Zhang, Shuming Chen
doaj   +1 more source

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