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Sensors & Actuators: B. Chemical, ISSN 0925-4005, 09/2018, Volume 268, pp. 512 - 518
•Fiber-ring laser intracavity QEPAS sensor is reported for gas sensing.•Intracavitary EDFL power is fully utilized by a custom-designed 7.2-kHz... 
Fiber laser cavity | Gas sensor | Quartz tuning fork | Photoacoustic spectroscopy | Lasers
Journal Article
Sensors (Switzerland), ISSN 1424-8220, 03/2016, Volume 16, Issue 4, pp. 439 - 439
Journal Article
by Lee, M and Kim, B and An, S and Jhe, W
SENSORS, ISSN 1424-8220, 06/2019, Volume 19, Issue 12, p. 2686
A quartz tuning fork and its qPlus configuration show different characteristics in their dynamic features, including peak amplitude, resonance frequency, and... 
ELECTROCHEMISTRY | DISTANCE CONTROL | CHEMISTRY, ANALYTICAL | INSTRUMENTS & INSTRUMENTATION | qPlus | quartz tuning fork | RESOLUTION | sensor | atomic force microscopy | MICROSCOPY | Dynamic characteristics | Q factors | Amplitudes | Microscopy | Spectrum analysis | Resonance | Sensors | Quartz | Configurations | Microscopes | Tuning | Nanotechnology
Journal Article
Review of Scientific Instruments, ISSN 0034-6748, 06/2016, Volume 87, Issue 6, p. 063711
Microwave impedance microscopy (MIM), a near-field microwave scanning probe technique, has become a powerful tool to characterize local electrical responses in... 
RESISTANCE | SENSOR | INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED | Optical feedback | Microscopy | Impedance | Quartz | Aspect ratio | Tuning
Journal Article
OPTICS LETTERS, ISSN 0146-9592, 05/2019, Volume 44, Issue 10, pp. 2562 - 2565
In order to achieve a high acoustic coupling strength and detection sensitivity and to simplify the assembly and alignment process in quartz-enhanced... 
OPTICS | Acoustic noise | Spectrum analysis | Acoustic coupling | Tubes | Embedding | Sensitivity enhancement | Photoacoustic spectroscopy | Quartz | Tuning
Journal Article
Optics Express, ISSN 1094-4087, 01/2019, Volume 27, Issue 2, pp. 1401 - 1415
We report on the design, realization, and performance of novel quartz tuning forks (QTFs) optimized for quartz-enhanced photoacoustic spectroscopy (QEPAS).... 
BEAM RESONATORS | LEVEL | OPTICS
Journal Article
Sensors and Actuators: B. Chemical, ISSN 0925-4005, 05/2016, Volume 227, pp. 539 - 546
Journal Article
Sensors (Switzerland), ISSN 1424-8220, 05/2019, Volume 19, Issue 10, p. 2336
We provide an overview of recent achievements using quartz tuning forks for sensing liquid viscosity and density. The benefits of using quartz crystal tuning... 
Condition monitoring | Viscosity | Measurement instrument | Density | Parameter estimation | Diesel engines | Microscopy | Soot | Fluid | Industrial applications | Quartz crystals | Sensors | Quartz | Tuning | viscosity | condition monitoring | density | measurement instrument
Journal Article
Sensors & Actuators: B. Chemical, ISSN 0925-4005, 10/2016, Volume 233, pp. 388 - 393
In this report, a sensitive quartz-enhanced photoacoustic spectroscopy (QEPAS) based hydrogen chloride (HCl) sensor using a quartz tuning fork (QTF) with a... 
QEPAS | Quartz tuning fork | Trace gas detection | Hydrogen chloride (HCl) | ELECTROCHEMISTRY | CHEMISTRY, ANALYTICAL | INSTRUMENTS & INSTRUMENTATION | TEMPERATURE | GAS SENSOR | QUANTUM CASCADE LASER | PHOTOACOUSTIC-SPECTROSCOPY | Sensors | Environmental monitoring | Lasers | Noise control | Architecture | Atmospheric pressure | Feedback | Modulation | Background noise | Quartz | Tuning
Journal Article
Sensors (Basel, Switzerland), ISSN 1424-8220, 03/2019, Volume 19, Issue 7, p. 1530
We present the photo-induced force microscopy (PiFM) studies of various nano-materials by implementing a quartz tuning fork (QTF), a self-sensing sensor that... 
photo-induced force microscopy (PiFM) | nano-optics | quartz tuning fork
Journal Article
physica status solidi (b), ISSN 0370-1972, 12/2018, Volume 255, Issue 12, pp. 1800118 - n/a
With the objective of integrating single clean, as‐grown carbon nanotubes into complex circuits, we have developed a technique to grow nanotubes directly on... 
carbon nanotubes | transfer | device fabrication | PHYSICS, CONDENSED MATTER | TRANSPORT | SPIN | GROWTH | PRISTINE | Chemical vapor deposition | Nanotubes | Physics - Mesoscale and Nanoscale Physics
Journal Article
Applied Physics Letters, ISSN 0003-6951, 02/2016, Volume 108, Issue 9, p. 91115
An ultra compact all-fiber quartz-enhanced photoacoustic spectroscopy (QEPAS) sensor using quartz tuning fork (QTF) with a low resonance frequency of 30.72 kHz... 
PHYSICS, APPLIED | OXIDE | ABSORPTION | PPB-LEVEL DETECTION | FIBERS | PHOTOACOUSTIC SPECTROSCOPY | LASERS | RESONANCE | CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS | KHZ RANGE | DETECTION | SENSORS | TUNING | QUARTZ
Journal Article
American Journal of Physics, ISSN 0002-9505, 05/2007, Volume 75, Issue 5, pp. 415 - 422
We discuss various aspects of the quartz tuning fork, ranging from its original purpose as a high quality factor resonator for use as a stable frequency... 
SENSOR | OPTICAL MICROSCOPES | PHYSICS, MULTIDISCIPLINARY | EDUCATION, SCIENTIFIC DISCIPLINES | Mechanical properties | Resonance | Quartz | Analysis | Tuning (Electronics) | Photonic | Engineering Sciences | Optics
Journal Article
Analytical Chemistry, ISSN 0003-2700, 05/2019, Volume 91, Issue 9, pp. 5834 - 5840
A compact and sensitive carbon monoxide (CO) sensor was demonstrated by using quartz enhanced photoacoustic spectroscopy (QEPAS) exploiting a novel 15.2 kHz... 
CHEMISTRY, ANALYTICAL | SENSOR | N2O | SPECTROSCOPY | RANGE | Spectroscopy | Q factors | Grooves | Absorptivity | Spatial filtering | Carbon monoxide | Sensors | Quartz | Water vapor | Energy transfer | Quantum cascade lasers | Tuning
Journal Article
Measurement Science and Technology, ISSN 0957-0233, 01/2017, Volume 28, Issue 1, p. 15102
Quartz tuning fork-based force sensors where one prong is immobilized onto a holder while the other one is allowed to oscillate freely ('qPlus' configuration)... 
non-contact atomic force microscopy | self-sensing probe | finite element method | scanning probe microscopy | force sensor | quartz tuning forks | CANTILEVERS | MODE | AMBIENT CONDITIONS | FIELD OPTICAL MICROSCOPY | INSTRUMENTS & INSTRUMENTATION | ENGINEERING, MULTIDISCIPLINARY | TRUE ATOMIC-RESOLUTION | SPECTROSCOPY | SURFACE | TIP | HIGH MAGNETIC-FIELDS
Journal Article
Optics Express, ISSN 1094-4087, 2019, Volume 27, Issue 4, pp. 4271 - 4280
The design and realization of two highly sensitive and easily interchangeable spectrophones based on custom quartz tuning forks, with a rectangular (S-1) or... 
LEVEL | OPTICS | FRUIT | CO2
Journal Article
Applied Physics Letters, ISSN 0003-6951, 02/2017, Volume 110, Issue 7
Quartz tuning forks are high-quality mechanical oscillators widely used in low temperature physics as viscometers, thermometers, and pressure sensors. We... 
Pressure sensors | Solid helium | Crystallization | Oscillations | Viscometers | Mechanical oscillators | Quartz | Helium | Tuning | Thermometers | Liquid-solid interfaces | Low temperature physics | Energy dissipation | Liquid helium
Journal Article
Applied Physics Letters, ISSN 0003-6951, 11/2019, Volume 115, Issue 19
We present the performance of commercial quartz tuning forks (QTFs) operating at resonance frequencies of 32 kHz, 77 kHz, and 100 kHz in the temperature range... 
Field strength | Temperature dependence | Thermometers | Resonance | Magnetic fields | Quartz | Tuning | Low temperature
Journal Article
Sensors & Actuators: B. Chemical, ISSN 0925-4005, 09/2019, Volume 295, pp. 7 - 11
•A small size, low cost, low power methane sensor based on off-the-shelf quartz tuning fork is developed.•A sensitivity of 0.0063Hz/1% and a detection limit of... 
Resonant sensor | Quartz tuning fork | Mine safety | Methane sensor | Methane | Carbon dioxide | Selectivity | Recovery time | Quartz | Tuning | Occupational safety | Coal mines | Resonant frequencies | Sensors | Coal mining | Mining accidents & safety | Gas sensors | Mining industry | Gravimetry
Journal Article
Sensors and Actuators: A. Physical, ISSN 0924-4247, 11/2019, Volume 299, p. 111629
[Display omitted] •A QTF-self-difference QEPTS sensor for C2H2 detection was proposed.•The SNR could be increased 5.1 times by using the QTF-self-difference... 
Quartz tuning fork | Self-difference | QEPTS | Gas detection | INSTRUMENTS & INSTRUMENTATION | METHANE | CASCADE LASER | SENSOR | PHOTOACOUSTIC-SPECTROSCOPY | ENGINEERING, ELECTRICAL & ELECTRONIC | Spectroscopy | Vibration | Lasers | Spectrum analysis | Absorptivity | Quartz | Laser beams | Tuning | Vibration analysis
Journal Article
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