Chemists solve century-old mechanistic puzzle of copper catalyst

The Ullmann reaction is one of the oldest reactions in organometallic chemistry. It is one of the most widely used ...
Plastics Technology

Nova Introduces Polyethylene Grades With Nonfluorinated Processing Aids

Nova Chemicals Corp. announced the launch of polyethylene (PE) resins that incorporate a “next-generation” non-fluorinated ...
Live Science on MSN

Physicists find a loophole in Heisenberg’s uncertainty principle without breaking it

By using something called a quantum grid, scientists have found a clever way to simultaneously measure momentum and position ...
IEEE

Advancing Industrial Process Control With Deep Learning-Enhanced Model Predictive Control for Nonlinear Time-Delay Systems

Abstract: In the process industries, nonlinear and large time-delay systems pose significant challenges for efficient model predictive control (MPC). The advent of deep learning offers innovative ...
The Pricer

How Much Does a Government Shutdown Cost Per Day?

Per household per day (132.2M households, 2024 FRED): $2.27–$7.56 (consensus), ~$7.94 (our working top), ~$9.08–$9.83 ...
IEEE

Modeling and Analysis of State Differential Equations of Grid-Forming DFIG System Considering Taylor Expansion’s Second-Order Nonlinear Terms Based on Normal Form Theory

Abstract: This paper takes the two-machine and two-zone doubly-fed induction generator system as the research object. And each machine adopts the voltage and current double loop virtual synchronous ...