Resolving the rapid water absorption of porous functionalised calcium carbonate powder compacts by terahertz pulsed imaging

Markl, Daniel, Parry Wang, Cathy Ridgway, Anssi-Pekka Karttunen, Prince Bawuah, Jarkko Ketolainen, Patrick Gane, Kai-Erik Peiponen, and J. Axel Zeitler.AbstractCost effectiveness, ease of use and patient compliance make pharmaceutical tablets the most popular and...

Qualitative identification of food materials by complex refractive index mapping in the terahertz range

Shin, Hee Jun, Sung-Wook Choi, and Gyeongsik Ok.AbstractWe investigated the feasibility of qualitative food analysis using complex refractive index mapping of food materials in the terahertz (THz) frequency range. We studied optical properties such as the refractive...

Pulsed terahertz imaging of breast cancer in freshly excised murine tumors

Bowman, Tyler, Tanny Chavez, Kamrul Khan, Jingxian Wu, Avishek Chakraborty, Narasimhan Rajaram, Keith Bailey, and Magda El-Shenawee.Abstract This paper investigates terahertz (THz) imaging and classification of freshly excised murine xenograft breast cancer tumors....

Thermally induced tunability of a terahertz metamaterial by using a specially designed nematic liquid crystal mixture

Kowerdziej, Rafał, Marek Olifierczuk, and Janusz Parka.AbstractThe search for new low loss nematic liquid crystal mixtures with enhanced birefringence and low temperature of nematic-to-isotropic phase transition plays a pivotal role in a development of new...

Thermally controllable filter at terahertz region

Shin, Hee Jun, Min-Cheol Lim, Sae-Hyung Kim, Kisang Park, Sung-Wook Choi, and Gyeongsik Ok.AbstractWe experimentally investigated terahertz (THz) filters fabricated using dodecanoic acid (DDA) particles and polyethylene (PE) by performing THz time-domain spectroscopy....