A new polymer donor (PBDB-T-SF) and a new small molecule acceptor (IT-4F) for fullerene-free
organic solar cells (OSCs) were designed and synthesized. The influences of …

Food can be hazardous, either through toxicity or through bacterial infections that follow the
ingestion of a tainted food source. Because learning about food quality enhances survival, …

Coronavirus disease 2019 (COVID-19) outbreak, first reported in Wuhan, China, has rapidly
swept around the world just within a month, causing global public health emergency. In …

… Yun Zhang is an assistant professor in the Department of Geodesy and Geomatics
Engineering, University of New Brunswick, Canada. He received his PhD degree from the Free …

Although single-atomically dispersed metal-N x on carbon support (M-NC) has great
potential in heterogeneous catalysis, the scalable synthesis of such single-atom catalysts (SACs) …

Understanding the origin of high activity of Fe–N–C electrocatalysts in oxygen reduction
reaction (ORR) is critical but still challenging for developing efficient sustainable nonprecious …

The National Institute of Allergy and Infectious Diseases (NIAID) established the Bioinformatics
Resource Center (BRC) program to assist researchers with analyzing the growing body …

An important pathological feature of Alzheimer's disease (AD) is the presence of extracellular
senile plaques in the brain. Senile plaques are composed of aggregations of small …

A large number of SARS-related coronaviruses (SARSr-CoV) have been detected in
horseshoe bats since 2005 in different areas of China. However, these bat SARSr-CoVs show …

The emergence of SARS-CoV-2 variants with evidence of antibody escape highlight the
importance of addressing whether the total CD4 + and CD8 + T cell recognition is also affected. …