Although graphene has met many of its initially predicted optoelectronic, thermal, and
mechanical properties, photodetectors with large spectral bandwidths and extremely high …

In this work we study metamaterial-enhanced graphene photodetectors operating in the mid-
IR to THz. The detector element consists of a graphene ribbon embedded within a dual …

Graphene-based photodetectors have attracted strong interest for their exceptional physical
properties, which include an ultrafast response,, across a broad spectrum, a strong electron …

Although silicon has dominated solid-state electronics for more than four decades, a variety
of other materials are used in photonic devices to expand the wavelength range of operation …

The ability to detect light over a broad spectral range is central to several technological
applications in imaging, sensing, spectroscopy and communication,. Graphene is a …

There is an increasing interest in using graphene for optoelectronic applications. However,
because graphene is an inherently weak optical absorber (only≈ 2.3% absorption), novel …

The past decade has witnessed the realization of numerous different types of graphene
photodetectors with a strong focus on the visible and near-infrared spectral range, in which …

Graphene has shown great potential for high-speed photodetection. Yet, the responsivities
of graphene-based high-speed photodetectors are commonly limited by the weak effective …

Graphene is an attractive photoconductive material for optical detection due to its broad
absorption spectrum and ultrashort response time. However, it remains a great challenge to …

Graphene-based photodetectors have demonstrated mechanical flexibility, large operating
bandwidth, and broadband spectral response. However, their linear dynamic range (LDR) is …