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Graphene is at the centre of nanotechnology research. In order to fully exploit its outstanding properties, a mass production method is necessary. Two main routes are possible: large-scale growth or large-scale exfoliation. Here, we…

Tactile sensing represents a crucial technique that can enhance the performance of robotic manipulators in various tasks. This work presents a novel bioinspired neuromorphic vision-based tactile sensor that uses an event-based camera to…

Robotics · Computer Science 2024-03-18 Omar Faris , Mohammad I. Awad , Murana A. Awad , Yahya Zweiri , Kinda Khalaf

Graphene based sensor to gas molecules should be ultrasensitive and ultrafast because of the single-atomic thickness of graphene, while the response is not fast. Usually, the measured response time for many molecules, such as CO, NH3, SO2,…

Mesoscale and Nanoscale Physics · Physics 2019-07-09 Hui-Fen Zhang , Bo-Yuan Ning , Tsu-Chien Weng , Dong-Ping Wu , Xi-Jing Ning

Advances in techniques for monitoring pH in complex fluids could have significant impact on analytical and biomedical applications ranging from water quality assessment to in vivo diagnostics. We developed flexible graphene microelectrodes…

Ultrathin microscale resistive thermometers are of key value to many applications. Here we have fabricated a laser machined 50 ${\mu}$m wide and 50 nm thick serpentine Pt thin film sensor capable of sensing temperatures up to 650 ${^\circ}$…

Instrumentation and Detectors · Physics 2019-11-12 Letian Wang , Zeqing Jin , Dongwoo Paeng , Yoonsoo Rho , Jiangyou Long , Matthew Eliceiri , YS. Kim , Costas P. Grigoropoulos

Capacitive pressure sensors have several advantages in areas such as robotics, automation, aerospace, biomedical and consumer electronics. We present mathematical modelling, finite element analysis (FEA), fabrication and experimental…

Understanding the adhesion between graphene and other materials is crucial for achieving more reliable graphene-based applications in electronic devices and nanocomposites. The ultra-thin profile of graphene, however, poses significant…

Materials Science · Physics 2011-11-10 Zhao Zhang , Teng Li

The design and fabrication of extremely hydrate phobic Liquid Impregnated Surfaces (sometimes abbreviated as LIS) based on industrial material Aluminium Al6061 and industrially scalable low-cost method were carried out. A simple…

Fluid Dynamics · Physics 2023-09-06 Amit K Nayse , Abhishek Mund , Arindam Das

With the rapid industrialization and technological advancements, innovative engineering technologies which are cost effective, faster and easier to implement are essential. One such area of concern is the rising number of accidents…

Signal Processing · Electrical Eng. & Systems 2021-06-14 Parag Narkhede , Rahee Walambe , Shruti Mandaokar , Pulkit Chandel , Ketan Kotecha , George Ghinea

Solid-state magnetic field sensors are important to both modern electronics and fundamental materials science. Many types of these sensors maintain high sensitivity only in a limited range of temperature and background magnetic field, but…

Mesoscale and Nanoscale Physics · Physics 2020-08-21 Brian T. Schaefer , Lei Wang , Alexander Jarjour , Kenji Watanabe , Takashi Taniguchi , Paul L. McEuen , Katja C. Nowack

A new type of integrated temperature and humidity sensor applying LTCC-technology has been developed and characterized. In this approach, sensing elements are implemented using heated metal resistors (Pt-elements), where one is exposed to…

Other Computer Science · Computer Science 2008-02-22 W. Smetana , M. Unger

Due to its ultrahigh electron transmissivity in a wide electron energy range, molecular impermeability, high electrical conductivity and excellent mechanical stiffness the suspended graphene membranes appear to be a nearly ideal window…

Materials Science · Physics 2015-06-11 Joshua D. Stoll , Andrei Kolmakov

High resolution nanoscale imaging in liquid environments is crucial for studying molecular interactions in biological and chemical systems. In particular, electron microscopy is the gold-standard tool for nanoscale imaging, but its…

Soft Condensed Matter · Physics 2015-07-20 Wayne Yang , Yuning Zhang , Michael Hilke , Walter Reisner

We demonstrate a novel concept for operating graphene-based Hall sensors using an alternating current (AC) modulated gate voltage, which provides three important advantages compared to Hall sensors under static operation: 1) The sensor…

Applied Physics · Physics 2020-02-26 Burkay Uzlu , Zhenxing Wang , Sebastian Lukas , Martin Otto , Max C. Lemme , Daniel Neumaier

The electronic and transport properties of graphene modulated by magnetic barrier arrays are derived for finite temperature. Prominent conductance gaps, originating from quantum interference effects are found in the periodic array case.…

Mesoscale and Nanoscale Physics · Physics 2015-04-30 Nojoon Myoung , Elefterios Lidorikis

Owing to their intrinsic (geometry dependent) radiation hardness, 3D pixel sensors are promising candidates for the innermost tracking layers of the forthcoming experiment upgrades at the Phase 2 High-Luminosity LHC (HL-LHC). To this…

Instrumentation and Detectors · Physics 2017-02-01 DMS Sultan , Gian-Franco Dalla Betta , Roberto Mendicino , Maurizio Boscardin , Sabina Ronchin , Nicola Zorzi

A GelSight sensor uses an elastomeric slab covered with a reflective membrane to measure tactile signals. It measures the 3D geometry and contact force information with high spacial resolution, and successfully helped many challenging robot…

Robotics · Computer Science 2018-03-01 Siyuan Dong , Wenzhen Yuan , Edward Adelson

Chemical functionalization of graphene holds promise for various applications ranging from nanoelectronics to catalysis, drug delivery, and nanoassembly. In many applications it is important to be able to transport adsorbates on graphene in…

Mesoscale and Nanoscale Physics · Physics 2013-03-28 Dmitry Solenov , Kirill A. Velizhanin

Wearable e-textile interfaces require gesture recognition capabilities but face severe constraints in power consumption, computational capacity, and form factor that make traditional deep learning impractical. While lightweight…

Machine Learning · Computer Science 2026-02-16 Daniel Schwartz , Dario Salvucci , Yusuf Osmanlioglu , Richard Vallett , Genevieve Dion , Ali Shokoufandeh

A fast silicon-graphene hybrid plasmonic waveguide photodetectors beyond 1.55 {\mu}m is proposed and realized by introducing an ultra-thin wide silicon-on-insulator ridge core region with a narrow metal cap. With this novel design, the…