GaAs Wafers
Gallium Arsenide (GaAs) wafers are critical components in modern electronics and photonics due to their superior electrical and optical properties.
Here�¢??s a focused overview:
GaAs�¢?? is shorthand for Gallium Arsenide, a compound made up of two elements, and the semiconductor used to manufacture GaAs wafers. GaAs is used as a direct bandgap semiconductor, which in layman�¢??s terms, simply means that particles such as electrons can pass through components much quicker and with very little interference. This makes them particularly useful in optical devices because photons, the basic unit for all light, can pass through lenses with ease.
What are GaAs Wafers Use For?
The use of GaAs wafers is dictated by the capabilities of the compound. Because GaAs is a direct bandgap semiconductor, it is especially useful in sensitive electronic equipment that requires amplifying low frequencies. Some of the most common applications for GaAs wafers include:
1. Material:
100% natural water hyacinth, harvested and sun-dried before twisting into rope form.
2. Diameter:
Commonly ranges from 3 mm to 15 mm, depending on the desired thickness and application.
3. Length:
Typically sold in coils or spools, ranging from 10 meters to 50 meters or more. Bulk orders may come in custom lengths.
4. Color:
Natural, untreated brown to beige. The color may vary slightly depending on the drying process and the age of the plant fibers.
5. Texture:
Coarse and rough to the touch, as the fibers are untreated and retain a natural texture.
6. Strength:
Moderate tensile strength, suitable for light applications such as crafting, basket weaving, or as a decorative element. Not suitable for heavy-duty use.
7. Moisture Content:
Typically around 10-15% after drying, but this can vary depending on storage conditions.
The phase ii ultrasonic portable hardness testers are capable of measuring the surface hardness of a broad variety of metals on flat, round, thin or large surfaces. Unlike the standard dynamic hardness testers, these "state-of-the-art" portable hardness testers incorporate "ultrasonic uci" technology, which enables the hardness testing of very thin and small workpieces, which otherwise could not be tested accurately using a portable device. Non-destructive in it's function, these hardness testers allow for the testing of highly sensitive or finished parts that previously could not be tested in an operational setting. The non-destructive (ndt) feature of these hardness testers allow the operator to accurately test parts without causing physical or structural damage that would normally lead to disposal or refinish of operators part. That translates into less scrap parts/ lower mfg costs due to necessary inspections.
Salisbury's Self-Testing Voltage Detectors allow testing to be continuous and automatic. An intermittent flash and beep confirms the detector is functioning properly. Self-Testing Voltage Detectors are used to verify live or de-energized conductors. These testers may be used with rubber insulating gloves or hot sticks using the splined universal end fitting. Testers indicate the presence of voltage with an extra bright LED light and a distinctive audible signal. It is recommended that the tester be moved closer to the conductor until a warning is indicated, or it touches the conductor, apparatus, or elbow test point. Each tester requires three C batteries (included).
Features & Benefits: Do not assume conductors that have been tested de-energized will stay de-energized. Always install proper grounding devices before working. Failure to do so may result in serious injury or death. Dimensions in. (mm): 11 x 3.5 ( 279.4 x 89 )
The 80fa flow meter is for permanent flow metering applications. Its modularity offers comprehensive configuration options to make the instrument suitable for everything from simple water flow measurements to energy flow monitoring, automated process control and product recognition.
The transmitter electronics are housed in a corrosion-resistant, wall mounted enclosure and can be powered by ac or dc power supplies. By offering a wide range of input, output and communication inferfaces such as rs 485, modbus and relay, the flow meter can easily be connected to process automation systems.
Features
--real time data transfer
--intuitive flow meter menu
--heat measurement function optional
--easy installation and operation
--measuring temperature from 0-160 c (32 to 320 f)
--ex-enclosure provided
--powed by either ac & dc
Specifications
Flow element
Working power supply: ac220v/dc8~36v
Accuracy: ¡¨¹1%
Max. Flow velocity: 10m/s
Measuring period: 500ms (2 times per second, and 128 groups of data collected at each cycle )
Display: 10 digits, 2 lines characters displayed on the same screen
Operation: 2*8 keyboard
Signal output:
1 way isolated rs485
1 way isolated rs485
1 way oct
Signal input:
3 way 4-20ma
2 way pt100 resistor
Communication protocol:modbus protocol, fuji extension protocol
Installation:external application installation
Protection:transducer ip 68, mainframe ip 65
Ex-proof:exd ii bt 4
UM6700 Ultrasonic Thickness Gauge
Application Used for measuring thickness and corrosion of pressure vessels, chemical equipment, boilers, oil storage tanks, etc. in industries of petroleum, shipbuilding, power station, and machine manufacturing. Materials measured: any hard materials, including steel, cast iron, aluminum, red copper, brass, zinc, quartz glass, polyethylene, PVC, gray cast iron, nodular cast iron and other ultrasonic wave well-conductive materials.
Featuresï¼?
â?» High resolution measurement
â?» Probe automatic zero calibration for system error correction
â?» Sound-Velocity-Calibration function
â?» According to the known thickness measurement Sound-Velocity.
â?» Status indicator of the coupling and low battery.
â?» Auto sleep and auto power off function to conserve battery life.
â?» Humanized shape design, compact and port able, Can be used in harsh environment.
Specifications:
Digits LCD with backlight
Operating principle:
ULTROSONIC
Measuring range (metric/imperial):
1.0-280mm,0.05-11.8inch (in Steel).
Sound Velocity Range:
500~9000m/s.
Resolutionï¼? 0.1mm;
Accuracyï¼?
±ï¼?0.5%H+0.1ï¼?mm, depends on materials and conditions
Units: Metric/Imperial unit selectable.
Power supply:
4x1.5 AAA size (UM-4) battery
Operating conditions:
0-+45(32-104)
â?¤90%RH
Dimensions:
140mmÃ?60mmÃ?22mm
Gloss Weight :1KG
Standard Delivery: Main Unit,8mm Probe,Coupling Oil, User Manual, Carrying Case
UM6500 Ultrasonic Thickness Gauge
Application Used for measuring thickness and corrosion of pressure vessels, chemical equipment, boilers, oil storage tanks, etc. in industries of petroleum, shipbuilding, power station, and machine manufacturing. Materials measured: only 11 types of materials, including steel, cast iron, aluminum, red copper, brass, zinc, quartz glass, polyethylene, PVC, gray cast iron, nodular cast iron
Featuresï¼?
, High resolution measurement
, Probe automatic zero calibration for system error correction
, Status indicator of the coupling and low battery.
, Auto sleep and auto power off function to conserve battery life.
, Humanized shape design, compact and portable, Can be used in harsh environment.
Specifications:
Displayï¼?
Digits LCD with backlight.
Operating principle:
ULTROSONIC
Measuring range (metric/imperial):
1.0-245mm,0.05-8inch (in Steel).
Resolutionï¼? 0.1mm;
Accuracyï¼?
±(0.5%H+0.1)mm, depends on materials and conditions
Units: Metric/Imperial unit selectable.
code: 11 groups
Power supply:
4x1.5 AAA size (UM-4) battery
Battery indicator: low battery indicator
Operating conditions:
0-+45(32-104)
â?¤90%RH
Dimensions:
140mmÃ?60mmÃ?22mm
Gloss Weight :1KG
Standard Delivery:
Main Unit,8mm Probe,Coupling Oil, User Manual ,Carrying Case.
