Complex food webs sustain ecosystem functioning

Healthy ecosystems depend on more than just having lots of species—they rely on the complex relationships between plants, prey and predators, according to new international research led by the ...
C&EN

Modular syntheses: Putting function first

And Schafmeister isn’t the only chemist turning to modular methods of synthesis to explore vast regions of chemical space. It ...
IEEE

High-Damped Complex Vector Current Regulator for PMSM Based on Active Damping Function

Abstract: The complex vector current regulator (CVCR) has been widely used in high-performance PMSM drives because of its simple structure and excellent decoupling property. However, the CVCR's ...
IEEE

Comprehensive Study on Zeroing Neural Network With High-Order Evolutionary Formula, Nonlinear Functions, and Variable Parameter for Time-Changing Matrix Cholesky Decomposition

Abstract: In this article, a low-order zeroing neural network (LZNN), a high-order ZNN (HZNN), and a variable-parameter ZNN (VZNN) are designed and applied to the time-changing Cholesky decomposition ...
verywellhealth

Vitamin B Complex Side Effects From Supplements

Taking too much vitamin B6 can cause nerve damage and numbness in hands and feet. Niacin at high doses can cause flushing and, in extreme cases, blurred vision and liver damage. Be cautious with high ...