Terahertz time-domain spectroscopy (THz-TDS) is a powerful technique for material's
characterization and process control. It has been used for contact-free conductivity …

Over the past three decades a new spectroscopic technique with unique possibilities has
emerged. Based on coherent and time‐resolved detection of the electric field of ultrashort …

Colloidal CsPbBr3 perovskite nanocrystals (NCs) have emerged as an excellent light
emitting material in last one year. Using time domain and time-resolved THz spectroscopy …

Organic crystals with second-order optical nonlinearity feature very high and ultra-fast
optical nonlinearities and are therefore attractive for various photonics applications. During …

Nonlinear optical excitation of infrared active lattice vibrations has been shown to melt
magnetic or orbital orders and to transform insulators into metals. In cuprates, this technique …

Mobilities and lifetimes of photogenerated charge carriers are core properties of photovoltaic
materials and can both be characterized by contactless terahertz or microwave …

Overview and Scope. THz radiation, with frequencies in the range of 0.1 À20 THz, can probe
physical phenomena such as low-energy excitations and carrier dynamics in electronic …

Hybrid metal–organic perovskite solar cells have astounded the solar cell community with
their rapid rise in efficiency while maintaining low-cost fabrication. The intrinsic material …

We investigate the transient photoconductivity of graphene at various gate-tuned carrier
densities by optical-pump terahertz-probe spectroscopy. We demonstrate that graphene …

Photoconductivity is the crucial benchmark to assess the potential of any emerging material
for future solar applications. Many optical techniques, like transient absorption and …