Despite the rapid adoption of LLM chatbots, little is known about how they are used. We document the growth of ChatGPT’s consumer product from its launch in November 2022 through July 2025, when it ...

Abstract: According to research, the vast majority of road accidents (90%) are the result of human error, with only a small percentage (2%) being caused by malfunctions in the vehicle. Smart vehicles ...

Abstract: Heterogenous and monolithic 3-D (M3D) integration of III-V RF devices on Si CMOS is a very attractive technology for future wireless communication systems. However, the self-heating effect, ...