Development of an Insertable Enzymatic Sensor Towards in vivo Optical Measurements of Amino Acids [0.03%]
一种可插入的酶传感器的发展用于体内氨基酸的光学测量
Rebekah E Lindblade,Ridhi Pradhan,Michael J McShane
Rebekah E Lindblade
In this study, an insertable chemo-optical sensor was designed for the purpose of monitoring in vivo levels of amino acids. To sense amino acids using a platform previously demonstrated for other enzymatic substrates (glucose, lactate, uric...
Viewpoint: Next-Generation Sensor Technologies for Studying Mental Health [0.03%]
观点 下一代传感器技术在心理健康研究中的应用
Christina H Liu,Yvonne M Bennett
Christina H Liu
Sensors of all kinds continue to be further refined and developed for a wide range of applications, including in the biomedical domain. Sensors are routinely used for vital sign tracking and motion. However, more work is needed to further e...
InAlN/GaN Detectors for Real-Time Dosimetry in Ultra-High Dose Rate FLASH Radiotherapy [0.03%]
用于超高剂量率FLASH放射治疗的实时剂量监测的InAlN/GaN探测器
Si Young Choi,Cierra Anderson,Kevin Dai et al.
Si Young Choi et al.
This letter reports the first characterization of InAlN/GaN-on-Si solid-state detectors under ultra-high dose-per-pulse (UH-DPP) electron irradiation for FLASH radiotherapy applications. Unpassivated Ni/Au metal-semiconductor-metal (MSM) an...
A Wearable Sweat Rate Sensor with Adaptive Sweat Ion Concentration Calibration [0.03%]
一种具有自适应汗液离子浓度校准功能的可穿戴汗液分泌速率传感器
Mohammad Shafiqul Islam,Sangwon Cha,Wenxin Cai et al.
Mohammad Shafiqul Islam et al.
Wearable sensors for continuous physiological biomarker monitoring offer a non-invasive and personalized approach to healthcare. Sweat, as a readily accessible biofluid, serves as a valuable medium for biomarker detection. However, accurate...
A Miniature, Broadband Focused PVDF-TrFE PMUT with Interface ASIC for High-Resolution IVUS Imaging [0.03%]
一种面向高分辨IVUS成像的宽带聚偏二氟乙烯-三氟乙烯PMUT及其接口ASIC电路
Ruiyan Wang,Dave Dudzinski,Russell J Fedewa et al.
Ruiyan Wang et al.
Intravascular ultrasound (IVUS) is widely used for high-resolution imaging of vascular walls and plaques. This work presents a focused 0.8-mm aperture IVUS piezoelectric micromachined ultrasonic transducers (PMUTs) based on a PVDF-TrFE piez...
Shadi Sartipi,Mie Andersen,Natalie Hauglund et al.
Shadi Sartipi et al.
Efficiently identifying sleep stages is crucial for unraveling the intricacies of sleep in both preclinical and clinical research. The labor-intensive nature of manual sleep scoring, demanding substantial expertise, has prompted a surge of ...
A 266-nW, 4.9-μVrms Noise, Wideband Neural Recording Amplifier With Folding-Current-Reuse Operational Transconductance Amplifier [0.03%]
一种低至266nW、4.9μvrms噪声的宽带神经记录放大器（采用折合电流重用运算跨导放大器）
Minjae Kim,Jeongho Choi,Joongyu Kim et al.
Minjae Kim et al.
This letter presents a nano-watt, low-noise, AC-coupled wideband neural recording amplifier. The nano-watt power consumption has been achieved with 1) doubling of the transconductance by using folding current transistors in a folded-cascode...
A Hall Effect-Based Force Sensing Mechanism for Force Sensing Inside Magnetic Resonance Imaging Scanner [0.03%]
基于霍尔效应的力感应机制用于磁共振成像仪内的力传感
Yen-Chun Chen,Ran Hao,Adam Thompson et al.
Yen-Chun Chen et al.
This letter proposes a Hall-effect based MRI-safe force sensing mechanism. The proposed force sensing mechanism measures 1 degree-of-freedom force under the 3-Tesla static magnetic field inside the bore of an MRI scanner by utilizing a Hall...
A Simple Circuit for Time-Resolved Luminescence (TRL) Measurement Instruments: Demonstration Through a Smartphone-Based TRL Imager for Anticounterfeiting Application [0.03%]
用于防伪应用的基于智能手机的时域分辨发光成像仪中的一个简单电路设计
Alim Gulbag,Michael Huang,Brian Rong et al.
Alim Gulbag et al.
Time-resolved luminescence (TRL) measurement is a sensitive detection technique by eliminating sample autofluorescence, but TRL measurement instruments composed of multiple key components (e.g., a rapidly pulsed light excitation source, a t...
A Wireless Wearable Ecosystem for Social Network Analysis in Free-living Animals [0.03%]
用于自由生活动物社交网络分析的无线可穿戴生态系统
Matt Gaidica,Mengxiao Zhang,Ben Dantzer
Matt Gaidica
Studying animal social systems requires understanding variations in contact and interaction, influenced by factors like environmental conditions, resource availability, and predation risk. Traditional observational methods have limitations,...