Results 81 to 90 of about 21,625 (285)

Unlocking Spin Dynamics: Spin‐Orbit Coupling Driven Spin State Interconversion in Carbazole‐Containing TADF Emitters

open access: yesAdvanced Optical Materials, EarlyView.
This study explores overlapping charge transport mechanisms in TADF materials and identifies spin‐orbit coupling as the dominant mechanism for triplet‐to‐singlet transition in carbazole‐based cyanoarene emitters. Computational investigations reveal a second spin‐orbit‐coupling‐mediated reverse intersystem crossing pathway, significantly enhancing the ...
Annika Morgenstern   +13 more
wiley   +1 more source

Digital Signal Processing Accelerator for RISC-V [PDF]

open access: yes2019 26th IEEE International Conference on Electronics, Circuits and Systems (ICECS), 2019
In this work, we present a configurable accelerator for the RISC-V processor oriented to digital signal processing applications for energy efficient Internet-of-Things devices. The supported operations in the accelerator are addition, multiplication, and linear combination.
Calicchia L.   +6 more
openaire   +2 more sources

A buffer overflow detection and defense method based on RISC-V instruction set extension

open access: yesCybersecurity, 2023
Buffer overflow poses a serious threat to the memory security of modern operating systems. It overwrites the contents of other memory areas by breaking through the buffer capacity limit, destroys the system execution environment, and provides ...
Chang Liu   +3 more
doaj   +1 more source

WebRISC-V: A 32/64-bit RISC-V pipeline simulation tool

open access: yesSoftwareX, 2022
WebRISC-V is a web-based education-oriented tool, which permits the investigation of the pipelined execution of assembly programs according to the RV32IM and RV64IM specifications (32-bit or 64-bit RISC-V processor).
Gianfranco Mariotti, Roberto Giorgi
doaj   +1 more source

From FPGA to ASIC: A RISC-V processor experience [PDF]

open access: yes, 2019
This work document a correct design flow using these tools in the Lagarto RISC- V Processor and the RTL design considerations that must be taken into account, to move from a design for FPGA to design for ...
Rojas Morales, Carlos
core   +1 more source

Effects of Varying Deposition Rates of a Carbazole and Triazine Derivative on Its Tunable Emission and Charge‐Transporting Properties Beneficial for Efficient Red Electroluminescent Devices

open access: yesAdvanced Optical Materials, EarlyView.
The highly efficient and ultrafast thermally activated delayed fluorescence (TADF) behavior of the bipolar derivative of carbazole and triazine stems from the high‐lying triplet states (hot TADF), which has a direct impact on the overall triplet harvesting of guest‐host mixtures.
Melika Ghasemi   +6 more
wiley   +1 more source

Should the non‐canonical pathway of nitric oxide generation be targeted in hypertensive pregnancies?

open access: yesBritish Journal of Pharmacology, EarlyView., 2023
Abstract Hypertension in pregnancy is prevalent, affecting around 10% of pregnancies worldwide, and significantly increases the risk of adverse outcomes for both mothers and their babies. Current treatment strategies for pregnant women with hypertension are limited, and new approaches for the management of hypertension in pregnancy are urgently needed.
Elizabeth C. Cottrell
wiley   +1 more source

Recent Progress in Strategies to Enhance the Spin‐Orbit Coupling of Multiresonance Thermally Activated Delayed Fluorescent Materials for Narrowband Organic Light‐Emitting Diodes

open access: yesAdvanced Photonics Research, EarlyView.
For multiresonance thermally activated delayed fluorescent emitters, the reverse intersystem crossing (RISC) process is of paramount importance. This review summarizes two approaches to enhance the RISC rate by improving spin‐orbit coupling: the heavy atom strategy and the long‐range charge‐transfer/short‐range charge‐transfer strategy.
Hanrui Su   +3 more
wiley   +1 more source

Audio Denoising Coprocessor Based on RISC-V Custom Instruction Set Extension

open access: yesAcoustics, 2022
As a typical active noise control algorithm, Filtered-x Least Mean Square (FxLMS) is widely used in the field of audio denoising. In this study, an audio denoising coprocessor based on Retrenched Injunction System Computer-V (RISC-V), a custom ...
Jun Yuan   +5 more
doaj   +1 more source

LO-FAT: Low-Overhead Control Flow ATtestation in Hardware

open access: yes, 2017
Attacks targeting software on embedded systems are becoming increasingly prevalent. Remote attestation is a mechanism that allows establishing trust in embedded devices.
Asokan, N.   +7 more
core   +1 more source

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