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产品介绍:AlphaSpectroscopy桌面式双路Alpha谱仪拥有两个Alpha谱测量通道。每个测量通道包含100%的全电脑控制真空系统,内置可程控高压系统,前置放大器,可变幅度脉冲发生器,以及漏电流监测系统。AlphaDuo模块每一个通道均拥有独立的数字MCA,每个测量通道可进行完全独立的操作。
ORTEC公司所提供的Alpha谱仪系列产品,可以满足您各式各样的应用需求,不管是大样品还是小样品的测量,大样品量测量还是小样品测量,或者是原有系统升级还是全新购置。总有一款可以满足您的需求。最新设计采用模块化结构,不管是在机械性能方面还是在测量性能上都拥有了极大的提升,同时也具备了原有产品所不具备的灵活性。完全支持在原有系统上的升级。
联系伽太科技 sales@gamtic.com,185 0219 3480
Alpha Aria:
单通道Alpha谱仪系统,占用NIM机箱的两个标准宽度。可直接插入NIM机箱,通过机箱供电,与计算机通过USB进行连接。前面板设置机械旋钮,可以极为方便的实现抽气/保持/放气操作。用户只需将插件插入NIM机箱。
Alpha Duo:
桌面式双路Alpha谱仪拥有两个Alpha谱测量通道。每个测量通道包含100%的全电脑控制真空系统,内置可程控高压系统,前置放大器,可变幅度脉冲发生器,以及漏电流监测系统。Alpha Duo模块每一个通道均拥有独立的数字MCA,每个测量通道可进行完全独立的操作。
Alpha Mega:
桌面式单通道Alpha谱仪,拥有目前最大的测量舱室,可测量直径106mm的样品。外形尺寸与Alpha Duo一致。同时该型号的的Alpha谱仪可以配置更大的探测器,最大可到3000mm2。具有与Alpha Duo同样的特性,并且完全计算机程序控制。可作为单独的设备采购,也可作为Alpha Ensemble的部件采购。
Alpha Ensemble:
一套Alpha谱仪系统可以随意配置多达4个模块(Alpha Duo和Alpha Mega),每个Alpha模块中均包含独立的真空电磁阀,探测器偏压,前置放大器,可调节脉冲发生器,反冲抑制模块和漏电流监测器等。
内置的USB集线器,可以将不同模块之间的连接通过一根USB电缆直接连接到计算机。每个探测通道可以在计算机中单独设置转换增益等参数。提供了极大的灵活性。
All Alpha Suite models feature the following:
A complete instrument requiring vacuum, power and connection to a PC only
Simple, high speed USB connection to computer
Internal advanced Digital MCA
Digital Spectrum Stabilizer
Computer controlled preamplifier, HV supply, and calibration pulser
High quality nickel-plated brass vacuum chamber, easily decontaminated
Optional Alpha Recoil protection system available
Compatible with all previous ORTEC alpha spectrometer systems
MAESTRO MCA Emulation software
Alpha Duo
Compact, all-in-one, bench-top, dual channel alpha spectrometer
Alpha Mega
Compact, all-in-one, bench-top, large chamber, single channel alpha spectrometer
Alpha Ensemble
Modular, all-in-one, bench-top or rack-mount, Multi-chamber alpha spectrometer
Alpha Aira
All in one single channel alpha spectrometer
如何订购阿尔法谱仪,如何选型
第一步:选定一个主机
Step 1: Choose one or more Alpha Spectrometers
Model | Description |
ALPHA-ARIA | Single input NIM spectrometer. Includes one ENS-ST-1, USB Cable and MAESTRO software. |
ALPHA-DUO | Dual input benchtop spectrometer. Includes two each ENS-ST-1, one each ENS-ST-KK, one each ENS-CG, USB Cable and MAESTRO software. |
ALPHA-MEGA | Single input benchtop spectrometer for up to 4” samples. Includes one each MEGA-ST, one each MEGA-CG, MAESTRO Software and USB cable. |
ALPHA-ENSEMBLE-2 | 2 input benchtop spectrometer (one ALPHA-DUO-M1 module). Includes one each ENS-ST-KK, one each ENS-CG, USB Cable and MAESTRO software |
ALPHA-ENSEMBLE-4 | 4 input benchtop spectrometer (two ALPHA-DUO-M1 modules). Includes one each ENS-ST-KK, one each ENS-CG, USB Cable and MAESTRO software. |
ALPHA-ENSEMBLE-6 | 6 input benchtop spectrometer (three ALPHA-DUO-M1 modules). Includes one each ENS-ST-KK, one each ENS-CG, USB Cable and MAESTRO software. |
ALPHA-ENSEMBLE-8 | 8 input benchtop spectrometer, (four ALPHA-DUO-M1 modules). Includes one each ENS-ST-KK, one each ENS-CG, USB Cable and MAESTRO software. |
ALPHA-ENSEMBLE-1M | Single input benchtop spectrometer (one ALPHA-MEGA-M1 module). Includes one each MEGA-CG, MAESTRO Software and USB cable. |
ALPHA-ENSEMBLE-2M | 2 input benchtop spectrometer (two ALPHA-MEGA-M1 modules). Includes one each MEGA-CG, MAESTRO Software and USB cable. |
ALPHA-ENSEMBLE-3M | 3 input benchtop spectrometer (three ALPHA-MEGA-M1 modules). Includes one each MEGA-CG, MAESTRO Software and USB cable. |
ALPHA-ENSEMBLE-4M | 4 input benchtop spectrometer (four ALPHA-MEGA-M1 modules). Includes one each MEGA-CG, MAESTRO Software and USB cable. |
ALPHA-ENSEMBLE-1D-1M | 3 input benchtop spectrometer (one ALPHA-DUO-M1 module and one ALPHA-MEGA-M1 module). Includes one each ENS-ST-KK, one each ENS-CG, one each MEGA-CG, MAESTRO Software and USB cable. |
ALPHA-ENSEMBLE-1D-2M | 4 input benchtop spectrometer (one ALPHA-DUO-M1 module and two ALPHA-MEGA-M1 modules). Includes one each ENS-ST-KK, one each ENS-CG, one each MEGA-CG, MAESTRO Software and USB cable. |
ALPHA-ENSEMBLE-1D-3M | 5 input benchtop spectrometer (one ALPHA-DUO-M1 module and three ALPHA-MEGA-M1 modules). Includes one each ENS-ST-KK, one each ENS-CG, one each MEGA-CG, MAESTRO Software and USB cable. |
ALPHA-ENSEMBLE-2D-1M | 5 input benchtop spectrometer (two ALPHA-DUO-M1 modules and one ALPHA-MEGA-M1 module). Includes one each ENS-ST-KK, one each ENS-CG, one each MEGA-CG, MAESTRO Software and USB cable. |
ALPHA-ENSEMBLE-2D-2M | 6 input benchtop spectrometer (two ALPHA-DUO-M1 modules and two ALPHA-MEGA-M1 modules). Includes one each ENS-ST-KK, one each ENS-CG, one each MEGA-CG, MAESTRO Software and USB cable. |
ALPHA-ENSEMBLE-3D-1M | 7 input benchtop spectrometer (three ALPHA-DUO-M1 modules and one ALPHA-MEGA-M1 module). Includes one each ENS-ST-KK, one each ENS-CG, one each MEGA-CG, MAESTRO Software and USB cable. |
第二步:选定探测器数量尺寸类别 联系 伽太科技,sales@gamtic.com
Step 2: For each spectrometer chosen, specify type and quantity of detectors from the following list:
Model | Description |
ENS-U300 | 300 mm2 low-background ULTRA-AS detector for Alpha Suite spectrometer, installed and system tested. |
ENS-U450 | 450 mm2 low-background ULTRA-AS detector for Alpha Suite spectrometer, installed and system tested. |
ENS-U490 | 490 mm2 low-background ULTRA-AS detector for Alpha Suite spectrometer, installed and system tested. |
ENS-U600 | 600 mm2 low-background ULTRA-AS detector for Alpha Suite spectrometer, installed and system tested. |
ENS-U900 | 900 mm2 low-background ULTRA-AS detector for Alpha Suite spectrometer, installed and system tested. |
ENS-U1200 | 1200 mm2 low-background ULTRA-AS detector for Alpha Suite spectrometer, installed and system tested. |
ENS-U2000 | 2000 mm2 low-background ULTRA-AS detector for Alpha Suite spectrometer, installed and system tested. |
ENS-U3000 | 3000 mm2 low-background ULTRA-AS detector for Alpha Suite spectrometer, installed and system tested. |
ENS-R300 | 300 mm2 low-background Ruggedized detector for Alpha Suite spectrometer, installed and system tested. |
ENS-R450 | 450 mm2 low-background Ruggedized detector for Alpha Suite spectrometer, installed and system tested. |
ENS-R600 | 600 mm2 low-background Ruggedized detector for Alpha Suite spectrometer, installed and system tested. |
ENS-R900 | 900 mm2 low-background Ruggedized detector for Alpha Suite spectrometer, installed and system tested. |
Step 3: Specify Options and Accessories if needed.
Model | Description |
ALPHA-PPS-115 | Portable Pump Station, 115 V. |
ALPHA-PPS-230 | Portable Pump Station, 230 V. |
ENS-ST-1 | Sample Tray for Aria and Duo. Fits 3/4 and 1 inch samples. |
ENS-ST-2 | Sample Tray for Aria and Duo. Fits 1/2 and 7/8 inch samples. |
ENS-ST-3 | Sample Tray for Aria and Duo. Fits 1.25 and 1.5 inch samples. |
ENS-ST-4 | Sample Tray for Aria and Duo. Fits 1.75 and 2 inch samples. |
ENS-ST-KK | Set of Sample Trays for Aria and Duo. One each of all four (1/2 through 2 inch). |
ENS-CG | Chamber Door O-Rings for Aria and Duo. Package of 10. |
ENS-RACKMOUNT | Installed 19” Rackmount, must be ordered with ALPHA-ENSEMBLE. |
ENS-RM-KIT | 19” Rackmount Kit for ALPHA-ENSEMBLE, not installed. |
MEGA-CG | Chamber Door O-Rings for Mega. Package of 5. |
MEGA-ST | Sample Tray for Mega. Fits sample sizes up to 4.18 inches (106 mm). Includes Spring Loaded Filter Retainer. |
RCAP-ST | Biased Sample tray assembly for recoil protection use. Fits Aria and Duo. (One per chamber required.) |
Expansion Modules for Alpha Ensemble | |
ALPHA-DUO-M1 | Dual input Alpha Ensemble expansion spectrometer. Includes two each ENS-ST-1. |
ALPHA-MEGA-M1 | Single input Alpha Ensemble expansion spectrometer for samples up to 4.18 inches (106 mm). Includes one each MEGA-ST. |
Vacuum Chamber
Construction | Cast brass, nickel-plated for ease of decontamination. |
Maximum Sample Size | Aria and Duo: 51 mm (2.030 in.) Mega: 106 mm (4.18 in.) |
Maximum Sample to Detector Spacing | 44 mm, in increments of 4 mm. |
Maximum Detector Size | Aria and Duo: 1200 mm2. Mega: 3000 mm2. (Consult Factory) |
Detector Connector Type | Rear Microdot (ORTEC B mount). |
Vacuum Manifold Connector | Aria, Duo, and Mega: 0.25” Swagelock tube fitting. Ensemble: NW25. |
Vacuum Pump Requirements | Rotary vacuum pump, 6.7 CFM (190 L/min) displacement, with oil mist trap. The ORTEC ALPHA-PPS-115 (or -230) is available for this application. |
System Performance
Based on use with a BU-017-450-100 ULTRA™ Series detector with a good-quality 241Am point source.
Energy Resolution | ≤20 keV (FWHM) with a detector-to-source spacing equal to the detector diameter. |
Detector Efficiency | ≥25% is achievable with close detector-to-source spacing. |
Background | Above 3 MeV, ≤1 count/hour based on a BU-020-450-AS detector. |
Electronics
Bias Supply | |
Range | 0 ±100 V, 10 µA; voltage can be read by the computer. |
Bias | Computer controlled, adjustable in 1 V increments. |
Pos/Neg | Polarity can be selected independently with PWB slide switches (factory set for positive bias voltage). |
Enable/Disable | By computer control. |
Indicator | Front-panel, red LED for each channel shows if the bias is on. |
Calibration Pulser | |
Range | 0 to 10 MeV. |
Pulser | Computer controls the internal pulser amplitude with 12 bit (2.5 keV) level settings; set to a nominal 7-MeV pulse when shipped. |
Frequency | 100 Hz. |
Frequency Stability | ≤±50 ppm/°C. |
Amplitude Drift | ≤±150 ppm/°C. |
Long Term Drift | ≤±0.005% of full scale/24 hours at constant temperature. |
On/Off | Computer controlled. |
Indicator | Front-panel, BIAS red LED flashes when pulser is on. |
Detector Current Monitor | |
Range | 0 to 10,000 nA; read by computer. |
Display Resolution | 3 nA. |
Preamplifier | |
Charge Sensitive | Nominally 10 mV/MeV. |
Pos/Neg | Polarity can be selected independently with PWB slide switches. |
Digital MCA | |
Digital Filter | 1 µs unipolar equivalent. |
Conversion Gain | Software-selectable as 256, 512, 1024, 2048, or 4096, independent for each segment. |
Fine Gain | Software-selectable range from 0.25 to 1. |
Digital Offset | Software-selectable range from 0 to conversion gain setting (4096 max) in 1 channel increments. |
Display Channels | Software-selectable range from 0 to (conversion gain – digital offset). |
Digital Spectrum Stabilizer | Controlled via computer. |
Dead Time Correction | Extended live-time correction according to the Gedcke-Hale method. |
Software Controls | |
ADC LLD | Computer controlled from 0 to 100% full scale. |
ADC ULD | Computer controlled from 0 to 100% full scale. |
Indicators (front panel) | |
ADC Busy | Red LED flashes once for each digitized pulse. |
Presets | |
Real Time/Live Time | Multiples of 20 ms. |
Region of Interest | Peak count/Integral count. |
Data Overflow | Terminates acquisition when any channel exceeds 231–1. |
Interface Connectors | |
High Speed USB | Rear panel standard “B” type USB connector. |
Computer Prerequisites
Any computer capable of running any of the following operating systems: Windows XP SP3 and Windows 7 32- or 64-bit. |
Alpha Aria
A single alpha spectroscopy channel in a NIM chassis. Each unit includes a variable detector bias supply (switchable positive or negative), a preamplifier, and a test pulse generator with variable amplitude.
Vacuum Control | 3-position Pump/Vent/Hold valve, front-panel mounted. |
Recoil Protection (RCAP) Option | No built-in pressure controller. Requires RCAP-2-120V or RCAP-2-240V. |
Electrical and Mechanical | |
Dimensions | 2.7 in. W x 11.9 in. D x 8.7 in. H in a double-wide NIM chassis. |
Weight | Net 1.9 kg (4.2 lb). Shipping 2.3 kg (7.3 lb). |
Power Input | NIM power. +6 V @ 315 mA, +12 V @ 50 mA, –12 V @ 75 mA, +24 V @ 50 mA. |
Power Consumption | 5 W input power. |
Operating Environment | 0° to 50°C. Up to 95% relative humidity, non-condensing. |
Alpha Duo
Benchtop dual alpha spectrometer with two alpha spectroscopy channels. Each unit includes a vacuum gauge, variable detector bias supply (switchable positive or negative), preamplifier, test pulse generator with variable amplitude, and a leakage current monitor.
Vacuum Control | Via computer for each Alpha Duo module. |
Vacuum Gauge Range | 200 mTorr to 20 Torr, read by computer. |
Recoil Protection (RCAP) Option | Built-in pressure controller, requires addition of optional biased sample holders only. |
RCAP Controller Range | 1 Torr to 13 Torr, read by computer. Regulation Target Pressure ±10%. |
Electrical and Mechanical | |
Dimensions | 10.1 in. W x 14.4 in. D x 6.0 in. H enclosure. |
Weight | Net 7.1 kg (15.6 lb). Shipping 8.2 kg (18.0 lb). |
Power Input | 100/240 V ac, 50/60 Hz. |
Power Consumption | 10 W input power. |
Operating Environment | 0° to 50°C. Up to 95% relative humidity, non-condensing. |
Alpha Mega
Benchtop single large alpha spectrometer. Includes a vacuum gauge, variable detector bias supply (switchable positive or negative), preamplifier, test pulse generator with variable amplitude, and a leakage current monitor.
Vacuum Control | Via computer. |
Vacuum Gauge Range | 200 mTorr to 20 Torr, read by computer. |
Recoil Protection (RCAP) Option | No built-in pressure controller. Requires RCAP-2-120V or RCAP-2-240V. |
Electrical and Mechanical | |
Dimensions | 10.1 in. W x 14.4 in. D x 6.0 in. H enclosure. |
Weight | Net 8.3 kg (18.2 lb). Shipping 9.5 kg (21.0 lb). |
Power Input | 100/240 V ac, 50/60 Hz. |
Power Consumption | 10 W input power. |
Operating Environment | 0° to 50°C. Up to 95% relative humidity, non-condensing. |
Alpha Ensemble
Modular alpha spectroscopy system which may be configured with up to 4 modules in any combination of ALPHA-DUO-M1 and/or ALPHA-MEGA-M1 expansion modules. Each alpha spectroscopy module includes a vacuum gauge, variable detector bias supply (switchable positive or negative), preamplifier, test pulse generator with variable amplitude, self-controlled RCAP, and a leakage current monitor. Each expansion module has a separate vacuum control within an Alpha Ensemble configuration.
Contact sales@gamtic.com for more information.
The Alpha Ensemble may be either rack mounted or left in the table-top mounting enclosure in which it is supplied.
Each instrument is supplied with a full set of blank panels as needed to cover unoccupied expansion space.
Vacuum Control | Via computer for each module installed. |
Vacuum Gauge Range | 200 mTorr to 20 Torr, read by computer. |
Recoil Protection (RCAP) Option | Built-in pressure controller. Requires addition of optional biased sample holders. For use with ALPHA-DUO-M1 module only. |
RCAP Controller Range | 1 Torr to 13 Torr, read by computer. Regulation Target Pressure ±10%. |
Electrical and Mechanical | |
Dimensions | 19.0 in. W x 19.4 in. D x 10.7 in. H enclosure |
Weight | Net (with 4 expansion modules): 26.6 kg (58.4 lb). Shipping (with 4 expansion modules): 29.5 kg (65.0 lb) |
Power Input | 100/240 V ac, 50/60 Hz. |
Power Consumption | 50 W input power. |
Operating Environment | 0° to 50°C. Up to 95% relative humidity, non-condensing. |