Add BrightSurf on Google Email

Science News for May 27, 2023


New scheme for qubit control in multilevel system

Researchers have developed a new scheme for controlling qubits in multilevel systems, enabling high-fidelity gate operations and overcoming interference issues. The approach uses a shuttle state to achieve equivalent coupling between any two energy levels, allowing for efficient control of quantum states.

SourceUniversity of Science and Technology of China·JournalPhysical Review Applied·DateMay 27, 2023

New catalyst design for electrocatalytic acetylene semihydrogenation

Researchers at USTC developed an undercoordinated Cu nanodots catalyst for electrocatalytic acetylene semihydrogenation, achieving over 90% Faradaic efficiency and continuous synthesis of polymer-grade ethylene. The catalyst outperforms traditional thermocatalytic methods with lower energy consumption and compact reactor design.

SourceUniversity of Science and Technology of China·JournalNature Communications·DateMay 27, 2023

Researchers reveal drug resistance mechanism of pathogen

A research team led by Prof. SUN Baolin revealed the mechanism of transcriptional regulation via S-nitrosylation for vancomycin resistance in Staphylococcus aureus. The study found that nitric oxide generated by NOS mediates the S-nitrosylation of transcription regulator MgrA, promoting vancomycin resistance.

SourceUniversity of Science and Technology of China·JournalNature Communications·DateMay 27, 2023
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

USTC makes breakthrough in electrooxidation of propylene

A USTC research team designed a novel Ag pyrazole molecular catalyst that enables the one-step electrooxidation of propylene into 1,2-propylene glycol. The catalyst's dynamically reversible interconversion structure breaks the scaling relation and enhances the reaction rate.

SourceUniversity of Science and Technology of China·JournalJournal of the American Chemical Society·DateMay 27, 2023