Nanonis BP4
Contents
1. TM Customized Systems Nanostructures and S P S Surface Analysis and Surface Science and Solutions Thin Film Deposition Preparation Components Applications Nanonis BP4 SPM Control System Base Package The Expandable Engine for Your SPM Project T1 eP ped P e N Outstanding Absolute Stability Flexibility 24 Signal Channels Simultaneously E Performance Lowest Noise and Highest Resolution Reliability Fully Multi Threaded E Ease of Use Advanced 2D and 3D spectroscopy Nanomanipulation and Lithography Powerful and Clean User Interface Spectrum Analyzer and Oscilloscope All Data in True Physical Units Compatible with any SPM Fully Future Proof S EILIT NANONIS recs At Ai N3 N COEEEEEELCLOL0CoC9CeCo NANONIS Nanonis SPM Control System LAST LTA LI ut gan A ing and AD DA conversion to real time process ing and the graphical user interface the Base Package is a framework that can be adapted to everybody s needs and extended with a range of add on modules All basic processes such as z control scan control data acquisition atomic manipulation lithography and spectroscopy are included allowing for easy control of el ementary STM and AFM operations Fully Digital System All analog signals are converted immediately and inter nal processing is fully digital This has become possible only recently with the latest advances in the performance of p2. 200 kS s Effective resolution 20 bit 10 kS s 24 bit 100 S s oversampling Analog input noise lt 15 nV sqrt Hz Converter noise 2 uV sqrt Hz Measurement noise 140 uV rms 10 kS s 45 pV rms 1 kS s Analog Outputs Hardware interface 8 x BNC referenced to AGND Output voltage 10 V into 2 kQ 0 to 10 V per dip switch per channel Output resistance 10 short circuit safe Analog bandwidth 5 kHz 4th order Butterworth low pass filter DA converter 16 bit monotonic 1 MS s Effective resolution 22 bit patented hrDAC technolgy with active glitch compensation Noise density 350 nV sqrt Hz Output noise 30 Vrms lt 150 uVpp DC 1 MHz Digital Lines and Pulse Counter Ports 2 x 8 lines on two sub D9 female Direction Input or output for each line Signal 3 3 V TTL max 5mA per line Pulse counters 2 up to 40 MC s Coarse Positioning and Auto Approach Types Slip stick piezo drive beetle type stepper motor DC motor Interfaces Digital port serial USB GPIB ethernet etc Auto approach Different protocols configurable programmable with programming interface Graphical User Interface Operating system Windows XP Vista 7 Min requirements Pentium 2 GHz or equiv 2 GB Ram 40 GB HD two 19 Monitors with at least 1280 x 1024 pixels License Unlimited in time bound to RC4 Documentation Online help F1 for context sensitive help tip strips for each control element printed software operation man
3. Innovation in Surface Spectroscopy and Microscopy Systems Advanced 2D and 3D Spectroscopy Advanced spectroscopy modules provide a set of flexible routines for experiments on a point line grid or a cloud of points E Bias spectroscopy E 7z spectroscopy Generic spectroscopy to sweep any output or param eter while any number of channels are recorded User defined experiment written in LabVIEW In Point and Shoot Mode the user can interactively per form any experiment at a click of the mouse at arbitrary positions Reliability The Nanonis system has a proven track record of reliabil ity running for months without reboot in labs all around the world SPM experiments are complex and do not al ways work on the first try Therefore a reliable control system is important to ensure that it will not fail just as the experiment is progressing well Add On Modules A wide variety of add on modules is available to extend functionality and customize the field of use of the control system The main modules that are available are Versatile Lock in Detector for all channels Individual Customization with LabVIEW E Atom Tracking Piezo Drivers for scanners and motors Adaptation Kit for commercial microscopes Digitally integrated PLL for non contact AFM E Kelvin Probe Controller Interferometer Controller 7 NI 7833 FPGA Card Host Computer Windows XP or Vista Realtime Controller RC4 Pentium Proc
4. company names mentioned herein are trademarks or trade names of their respective companies Printed in February 2011 Your Local Representative Innovation in Surface Spectroscopy and Microscopy Systems
5. chnology turns the 16 bit DA converters into real 22 bit devices which would fill up a full board and cost ten times as much in a traditional approach There is no need to switch gains and co ordinates are absolute over the full range The Nanonis system is push ing the limits for high resolution scanning Interactive Scan Control The control system for a scanning probe microscope is like a cockpit and the pilot needs to be supported in all his maneuvers on the flight through the nano world The scan control module is fully interactive and dynamic It is possible to zoom in on acquired data paste scanned data to the background for reference and display differ ent channels in multiple windows Versatile z Controller The distance between tip and sample can be controlled by any of the signals or combinations thereof The quan titative parameters allow the application of control theory models and yield a further understanding of tip sample interaction The user configurable z controller al lows on the fly switching between settings such as input signal and feedback parameters MultiPass Scanning As research advances the complexity of the data acquisi tion modes grow constantly Scanning a single line mul tiple times with different feedback parameters or even modes is becoming more and more common With prob ably the most flexible scan engine available the Nanonis SPM Control System is well prepared for new directions in research
6. development environment o Old Signal Conditioning SC4 2 x 8 bit DIO ports 8 analog inputs p amp 5 kHz 8 analog outputs Paes 16 bit S OP SSNS 5 kHz Innovation in Surface Spectroscopy and Microscopy Systems Nanonis SPM Control System General Scope of delivery Real time controller RC4 signal conditioning SC4 software and license unlimited updates and support for one year host computer opt Cases Stackable benchtop cases Wavetronics rack mount kit available Operating temp 5 C to 40 C Compliance CE Warranty One year parts and labor on defects in material and workmanship Documentation User manual for hardware and installation printed user manual for graphical user interface online help RC4 Dimensions weight 32 5 x 28 x 12 cm 4 5 kg Power Universal power supply max 60 W Components Pentium mobile 2 GHz 1 GB ram 40 GB HD 2 PCI slots ethernet adapter Operating system National Instruments Real Time OS I O card NI FPGA RIO PCI 7831R SC4 Dimensions weight 32 5 x 28 x 7 cm 3 6 kg Power 100 V 240 V 50 60 Hz 10 W automatic switching toroidal trans former linear regulated Ground 100 kQ AGND to chassis decoupled from RC4 Analog Inputs Hardware interface 8 x BNC connectors differential Diff input volt 10V range Diff input resistance 100 kQ Analog bandwidth DC 5 kHz 4th order Butterworth low pass filter AD converter 16 bit no missing codes
7. essor dual or quad display LabVIEW RT OS data storage graphical user interface TCP IP Nanonis SPM Control System Frame Center Szem Anget Xe 167 859 Width 20n gL 0 00 Ye 5 8727n Height j 20n oT Speed Linear mvs 40 0n Timeline s 500 0m Tunestrame 40min Tilt correction SL et he LO ae te A a ENEAS SASE sets Sie a e So y TEA i Scan Control Window Digital Lock In Detector Whether to probe dl dV or to measure the transfer func tion of individual components of the signal path the in tegrated lock in detector will prove a valuable tool for every day s work Prepared for the Future with LabVIEW Competitive advantage in research is often based on the modification of an instrument that allows the researcher to do experiments in a way nobody else has done them before him This is where our LabVIEW Programming Interface steps in to give you the building blocks to design your own experiment The LabVIEW Program ming Interface is a library of functions to remote control the Nanonis SPM control system It is used to automate experiments calibration routines and experimental pro cedures or to monitor parameters and trigger alarms Instead of using a scripting language the Nanonis Sys tem provides full access to everything LabVIEW offers including debugging capabilities and a fully integrated
8. ns Generic Sweeper Sweep channels Outputs setpoints div parameters Acquisition channels 24 signals system parameters Samples per curve 32 1M Visualization Real time during acquisition Timing Settling time and acquisition time 1 ms 10 s Spectroscopy Acquisition channels 1 24 forward and backward Sweep channels Bias z Data samples 32 1M per curve Timing Z hold av initial settling time settling time acquisition time slew rate etc 100 us resolution up to 10 s Multi curve av With z control in between Spectroscopy on a Grid or Line Grid Rectangular min 4 x 4 max limited by 2 GB total data file File format ASCII for each curve or binary for total grid documented file format file browser amp example load routines Experiments Bias or z spectroscopy generic sweeper or any self programmed routines with LabVIEW interface Data aquired Topography set of config parameters for every point spectroscopy data LabVIEW Programming Interface Scope Library of VI s to control elements of the graphical user interface Connection Via TCP IP to VISA Server on host computer local or remote access Tasks Automate experiments automate operation sequence for calibrations and experimental procedures polling of parameters and signals at high rate for supervision alarming etc countries worldwide Nanonis is a registered trademark of SPECS Zurich GmbH in Switzerland and other countries worldwide Other product and
9. oop transfer function Control signal Any of the 24 signals and elementary operations thereof Preprocessing Abs log bipolar Controller switching On the fly from a predefined set of controller settings Param adjustment Real time interactive physical units logarithmic or linear slider scales SafeTip User definable condition on any signal or combination thereof TipLift Z offset after switching the controller off Smooth off Averaging z position for reproducible hold of tip sample distance Scan Control Aquisition channels 1 24 forward and backward Scan frame Real time interactive mouse definable also non square Resolution 32 x 32 up to 8192 x 8192 also non square pixels Scan speed Max 10 kHz pixel frequency max 100 lines second const time line or const surface speed diff forward and backward speed Scan modes Single up amp down continuous up down amp bounce auto save File format Documented example load routines SPIP Gwyddion WSxM MATLAB Visualization Tip position in real time adjustable color table paste scanned image to background for reference Scan data display Up to 7 windows with different views for zoom channel color etc Display data proc None slope subtract slope and av subtract differentiate Line scan monitor Display up to 4 last scan lines forward and backward scan Slope compensation Real time adjustable in degrees smooth transitions Drift compensation Linear in 3 dimensio
10. rocessors and AD DA converters The advantages are The system is very flexible and scalable Software adaptations are all that is needed for rapid custom developments W Digital signal links are immune to noise which is crucial for SPM applications 24 Signal Channels The generic analog interface provides 24 live signals 8 outputs 8 inputs and 8 internal signals They are used to connect the microscope to bias voltage tunneling cur rent deflection x y Z scan external lock ins etc The software interprets all signals as real world numbers in floating point representation with assigned SI units for immediate quantitative results Signal Analysis and Monitoring All signals can be inspected with the FFT spectrum ana lyzers signal charts storage oscilloscope or signal histo ry Such fully digital and integrated software instruments are much more efficient in use less invasive better in performance and lower in cost than their external coun terparts This is of great value for optimizing the experi mental setup eliminating disturbances and thus improv ing the quality of the scientific results SPECS M led to nanotechnology Enormous resolution is required to reveal the smallest features while maintaining an ac ceptable sample range The Nanonis system employs so phisticated digital filtering oversampling and dithering techniques to provide the highest resolution The patent ed hrDAC te
11. ual Load amp save For every session directory settings parameters and screen layout settings Technical alterations reserved The information in this document is provided with greatest care but SPECS does not assume any liability arising from the application or use of the information or product described here SPECS Kolibri and Tyto as well as the corresponding logos are registered trademarks of SPECS Surface Nano Analysis GmbH in Germany and other SPECS Surface Nano Analysis GmbH Voltastrasse 5 13355 Berlin Germany Semmens V EA Tel 49 30 46 78 24 0 Bina Fax 4930 46 42 0 83 q KNet Email support specs com v Web www specs com ISO 9001 Certificate IN A Mil SPECS Signals amp Analysis Signals 24 live signals 8 inputs 8 outputs and 8 internal signals Data transfer Via TCP IP 1 kS s default up to 10 kS s Representation 32 bit floating point real world physical units Oscilloscope DC rms and peak peak measurements triggering by level or manual Spectrum analyzer Power spectral density in physical units e g A sqrt Hz Long term spectrum Power spectral density vs time as gray scale plot Signal charts Continuously rolling charts with adjustable speed Long term chart Record signals over days Signal history All 24 signals in memory for the last minute z Controller Algorithm Digital PI controller anti wind up bump less start and stop Control bandwidth Up to 2 kHz 3 dB point of closed l
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