Jaydeep Joshi,Iris Stone,Ryan Beams et al.
Jaydeep Joshi et al.
We examine anharmonic contributions to the optical phonon modes in bulk T d -MoTe2 through temperature-dependent Raman spectroscopy. At temperatures ranging from 100 K to 200 K, we find that all modes redshift linearly with temperature in a...
Alison E Hake,Chuming Zhao,Lichuan Ping et al.
Alison E Hake et al.
Piezoelectric acoustic transducers consisting of a circular aluminum nitride and silicon nitride unimorph diaphragm and an encapsulated air-filled back cavity are reported. Analytical and finite element analysis models are used to design th...
Capturing magnetic bead-based arrays using perpendicular magnetic anisotropy [0.03%]
利用垂直磁各向异性捕捉磁珠基阵列
Yu-Ching Hsiao,Reem Khojah,Xu Li et al.
Yu-Ching Hsiao et al.
Designing and implementing means of locally trapping magnetic beads and understanding the factors underlying the bead capture force are important steps toward advancing the capture-release process of magnetic particles for biological applic...
Enhancing sensitivity of lateral flow assay with application to SARS-CoV-2 [0.03%]
侧流层析敏感性的提升及其在新型冠状病毒中的应用
Tao Peng,Xiangpei Liu,L Garry Adams et al.
Tao Peng et al.
Lateral flow assay (LFA) has long been used as a biomarker detection technique. It has advantages such as low cost, rapid readout, portability, and ease of use. However, its qualitative readout process and lack of sensitivity are limiting f...
Rapid determination of nanowire electrical properties using a dielectrophoresis-well based system [0.03%]
使用介电泳井系统快速测定纳米线的电气性能
Marios Constantinou,Kai F Hoettges,Sergiy Krylyuk et al.
Marios Constantinou et al.
The use of high quality semiconducting nanomaterials for advanced device applications has been hampered by the unavoidable variability in the growth of one-dimensional (1D) nanomaterials such as nanowires (NWs) and nanotubes, resulting in h...
A predictive model of the temperature-dependent inactivation of coronaviruses [0.03%]
冠状病毒温度依赖性失活的预测模型
Te Faye Yap,Zhen Liu,Rachel A Shveda et al.
Te Faye Yap et al.
The COVID-19 pandemic has stressed healthcare systems and supply lines, forcing medical doctors to risk infection by decontaminating and reusing single-use personal protective equipment. The uncertain future of the pandemic is compounded by...
Transcranial focused ultrasound generates skull-conducted shear waves: Computational model and implications for neuromodulation [0.03%]
颅内聚焦超声产生通过骨头传导的剪切波：计算模型及其对神经调节的影响
Hossein Salahshoor,Mikhail G Shapiro,Michael Ortiz
Hossein Salahshoor
Focused ultrasound (FUS) is an established technique for non-invasive surgery and has recently attracted considerable attention as a potential method for non-invasive neuromodulation. While the pressure waves in FUS procedures have been ext...
Xiyuan Lu,Jonathan Y Lee,Qiang Lin
Xiyuan Lu
We demonstrate a silicon carbide (SiC) zipper photonic crystal optomechanical cavity. The device is on a 3C-SiC-on-silicon platform and has a compact footprint of ∼30 × 1 μm. The device shows an optical quality of 2800 at telecom and a m...
Yonatan Winetraub,Chris Wu,Graham P Collins et al.
Yonatan Winetraub et al.
Angular compounding is a technique for reducing speckle noise in optical coherence tomography that is claimed to significantly improve the signal-to-noise ratio (SNR) of images without impairing their spatial resolution. Here, we examine ho...
Perspectives on high resolution microvascular imaging with contrast ultrasound [0.03%]
对比超声微血管高分辨率成像的研究进展及挑战展望
Thomas M Kierski,Paul A Dayton
Thomas M Kierski
Recent developments in contrast enhanced ultrasound have demonstrated a potential to visualize small blood vessels in vivo, unlike anything possible with traditional grayscale ultrasound. This Perspective article introduces microvascular im...