Results 61 to 70 of about 23,598 (330)

Electroactive Metal–Organic Frameworks for Electrocatalysis

Advanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska, Yutong Luo, Ruyan Zhao, Jianjun Zhang, Mingchao Wang, Xinliang Feng, Eike Brunner, Stefan Kaskel   +7 more
wiley   +1 more source

Terahertz Spectroscopy Applied to Diagnostics in Public Health: A Review

Brazilian Archives of Biology and Technology, 2021
Terahertz (THz) spectroscopy is an emerging technology that is that is bringing a number of technical breakthroughs in several scientific applications.
Meila Bastos de Almeida, Letícia Schiavo, Elis Esmanhoto, Cesar Antonio Lenz, Jaime Rocha, Marcelo Loureiro, Louise Bach Kmetiuk, Alexander Welker Biondo, Ivan Roque de Barros Filho   +8 more
doaj   +1 more source

Nondestructive Thickness Measurement of Thermal Barrier Coatings for Turbine Blades by Terahertz Time Domain Spectroscopy

Photonics, 2023
Owing to its high penetrability with dielectric materials, terahertz time domain spectroscopy (THz-TDS) is a promising nondestructive measurement technology.
Longhai Liu, Haiyuan Yu, Chenglong Zheng, Dongdong Ye, W. He, Silei Wang, Jining Li, Liang Wu, Yating Zhang, Jianhua Xie, Jianquan Yao   +10 more
semanticscholar   +1 more source

Emerging 2D Materials and Their Hybrid Nanostructures for Label‐Free Optical Biosensing: Recent Progress and Outlook

Advanced Functional Materials, EarlyView.
This review highlights recent advances in label‐free optical biosensors based on 2D materials and rationally designed mixed‐dimensional nanohybrids, emphasizing their synergistic effects and novel functionalities. It also discusses multifunctional sensing platforms and the integration of machine learning for intelligent data analysis.
Xinyi Li, Yonghao Fu, Yuehe Lin, Dan Du
wiley   +1 more source

Exploring terahertz spectral characteristics of L-sorbose and D-melibiose in solid and liquid states

iScience
Summary: Saccharides are essential organic compounds that perform critical functions in sustaining life processes. As biomolecules, their vibrational frequencies predominantly fall in the terahertz (THz) range, making them amenable to analysis using THz ...
Boyan Zhang, Yuhan Zhao, Jingyi Shu, Bingxin Yan, Bo Peng, Siyu Qian, Bo Su, Cunlin Zhang   +7 more
doaj   +1 more source

MOFs and COFs in Electronics: Bridging the Gap between Intrinsic Properties and Measured Performance

Advanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) and covalent organic frameworks (COFs) hold promise for advanced electronics. However, discrepancies in reported electrical conductivities highlight the importance of measurement methodologies. This review explores intrinsic charge transport mechanisms and extrinsic factors influencing performance, and critically ...
Jonas F. Pöhls, R. Thomas Weitz
wiley   +1 more source

Terahertz Polarization Imaging and Its Applications

Photonics, 2018
This review focuses on several recent research activities regarding precise and fast polarization-sensitive terahertz time-domain spectroscopy systems for imaging purposes, and explains three interesting application examples.
Shinichi Watanabe
doaj   +1 more source

Observation of Spurious Spectral Features in Mixed-Powder Compressed Pellets Measured by Terahertz Time-Domain Spectroscopy

IEEE Transactions on Terahertz Science and Technology, 2023
Spurious loss features were observed in mixed-powder compressed pellets measured in transmission using terahertz time-domain spectroscopy. Loss features were identified in two types of pellets: polytetrafluoroethylene (PTFE)-glass microspheres and PTFE ...
K. N. Murphy, D. Markl, A. Nordon, M. Naftaly   +3 more
semanticscholar   +1 more source

Electrically Tunable On‐Chip Topological Photonics with Integrated Carbon Nanotubes

Advanced Functional Materials, EarlyView.
This work demonstrates electrically tunable on‐chip topological THz devices by integrating 2D carbon nanotube (CNT) sheets with valley‐Hall photonic crystals, enabling broadband transmission modulation (71% modulation depth) and tunable narrowband filtering (0.54 GHz shift) through electrically induced thermal tuning. This advancement paves the way for
Jifan Yin, Wenhao Wang, Thomas Caiwei Tan, Abhishek Kumar, Ridong Jia, Nikhil Navaratna, Ranjan Singh, Lijuan Xie   +7 more
wiley   +1 more source

Time-domain THz spectroscopy reveals coupled protein-hydration dielectric response in solutions of native and fibrils of human lyso-zyme

, 2017
Here we reveal details of the interaction between human lysozyme proteins, both native and fibrils, and their water environment by intense terahertz time domain spectroscopy.
Appadoo, Dominique R. T., Blanch, Ewan W., Davis, Jeffrey A., Novelli, Fabio, Pour, Saeideh Ostovar, Roozbeh, Ashkan, Tollerud, Jonathan   +6 more
core   +1 more source