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(Click for frequent words.) 77 Mass Spectrometer 77 EDXRF 75 Analysers 74 Fourier Transform 74 UV Visible 74 Multiplexed 74 Spectrometers 74 Thermo Scientific LTQ Orbitrap 74 Nanopore 74 Phased Array 73 Single Molecule 73 Cavity Ring Down 73 Dynamic Light Scattering 73 Mass Spectrometers 73 Force Microscopy 72 Metrology System 72 Spectrophotometers 72 Capillary Electrophoresis 72 Miniaturized 72 Spectrometry 72 Achieves Breakthrough 72 HPLC-Chip/MS 72 Scanning Probe Microscopes 71 Toshiba Develops 71 Scanning Probe 71 Spectrophotometer 71 Liquid Chromatography 71 Ultrasensitive 71 TOF TOF 71 Agilent Technologies Introduces 71 Mass Spectrometry MS 71 Immunoassay System 71 Gas Chromatography 71 Leak Detector 71 Nova NanoSEM 71 Synthetic Aperture 71 Veeco Introduces 71 Differential Pressure 70 ray fluorescence 70 ESI TOF 70 Interferometric 70 MEMS Inertial 70 FAIMS 70 Sensor Interface 70 Optical Coherence Tomography 70 Successfully Tested 70 LTQ 70 Photodiode 70 Nano Scale 70 Arbitrary Waveform Generator 70 Pattern Generator 70 MALDI TOF 70 Self Assembled 70 MALDI-TOF/TOF 70 Microscale 70 Multispectral 70 MultiWave 70 Spectroscopic 70 Immunochemistry 70 Q TOF 69 Colorimetric 69 Absorption Spectroscopy 69 #HT [003] 69 DEV DA TOMAR NEXT 69 Energy Dispersive X ray 69 Wafer Bonding 69 Digitizers 69 Calorimeter 69 Gas Analyzer 69 Ultrasound Imaging 69 Serial Analyzer 69 Pathogen Detection 69 X ray absorption spectroscopy 69 Temperature Measurement 69 Confocal 69 compact benchtop 69 Particle Size Analyzer 69 Laser Scanner 69 Highly Accurate 69 solariX 69 Introduces Next Generation 69 Enzyme Linked 69 Flexar 69 liquid chromatography tandem 69 AnaSpec Introduces 69 Time Domain Reflectometer 69 photoionization detectors 69 ionization mass spectrometry 69 Orbitrap 68 Photonic Crystals 68 Sample Preparation 68 Micromachining 68 Nanoelectronic 68 mass spectrometry GC 68 Microarray Scanner 68 Lunar Laser Ranging 68 Pulsed 68 LC MALDI 68 Scanning Electron Microscopy 68 Electron Microscope 68 Vapor Phase 68 TSQ Quantum 68 amaZon 68 Fourier transform infrared 68 Dual Frequency 68 Sequence Capture 68 Situ Hybridization 68 Analyte 68 Flow Thru 68 microplate readers 68 Multimode 68 HDS# 68 Laser Ablation 68 Mutation Detection 68 Digital Multimeters 68 Protein Expression 68 UHR TOF 68 Femtosecond 68 Modulated 68 Single Photon 68 SYBR Green 68 Waters SYNAPT 68 Polymerase 68 Near Infrared 68 Waters Xevo 68 Optical Imaging 68 Scanning Electron Microscope 68 Flowmeter 68 maXis ™ 68 Crystallographic 68 Develops Next Generation 68 Agilent #B [002] 68 Affymetrix GeneChip ® 68 ultrasensitive detection 68 Nanolithography 68 Toroidal 68 SELDI TOF MS 68 Physical Synthesis 68 FTIR spectrometer 68 Enables Rapid 68 tunable filter 68 Curon Control 68 Nanomechanical 68 Immunostimulatory 68 Introduces Rugged 67 Thermocouple 67 TR FRET 67 Piston Pump 67 Spintronic 67 Quantitation 67 Photoacoustic 67 UV VIS 67 PLL Noise Analyzer 67 triple quadrupole mass spectrometer 67 Pressure Transducer 67 Dual Wavelength 67 Gas Chromatograph Mass Spectrometer 67 sampling oscilloscope 67 Freeze Drying 67 optical biosensor 67 mass spectrometry MS 67 Metamaterial 67 Dip Pen Nanolithography ® 67 Agilent SurePrint 67 Raman Spectroscopy 67 Single Photon Emission Computed 67 HPLC GC 67 Scanning Probe Microscope 67 Cytometry 67 Chemical Vapor Deposition 67 Stepper Motor 67 EDAX 67 Signal Analyzer 67 Waveguide 67 Photoelectron 67 triple quadrupole 67 Fault Tolerant 67 SELDI 67 Signal Generator 67 Rheometer 67 Improves Accuracy 67 LTQ Orbitrap 67 Gage PLUS 67 Xgig 67 Genedata Expressionist 67 Transfection 67 Impedance 67 Hyperspectral Imaging 67 Bioanalyzer 67 TOF mass spectrometer 67 Nanoporous 67 QRT PCR 67 #AT 67 Imaging Technique 67 Quadrupole 67 photodiode array 67 Fourier Transform Infrared 67 Nucleic Acids Res 67 NMR Spectroscopy 67 Microplate 67 Water Cooled 67 Laser Radar 67 Palm Sized 67 X Ray Diffraction 67 Develops Breakthrough 67 Rugged Handheld 67 tri acid digestion 67 Microfluidic 67 Positron Emission Tomography Computed 67 Microplate Reader 67 Confocal Microscope 67 Field Effect Transistor 67 energy dispersive X 67 Files Patent Application 67 Confocal Laser 67 FT IR 67 Multi Wavelength 67 Tunable Laser 67 Microstructure 66 Source Victhom Human 66 Scanning Probe Microscopy 66 Ultrahigh 66 Varistors 66 TECHSPEC 66 AlphaScreen 66 DNA Methylation 66 Focused Ion Beam 66 LightCycler ® 66 Bidirectional 66 Mixed Signal IC 66 DPN ® 66 Western Blotting 66 Achieves ISO #:# Certification [002] 66 absorption spectroscopy 66 Imaging Spectrometer 66 plasma mass spectrometry 66 Micrometer 66 HORIBA Jobin Yvon 66 Infinium assay 66 Immunodiagnostic System 66 SPECT Single Photon 66 Sample Processor 66 Dosimetry 66 Blackmagic Design Announces 66 Linear Array 66 Plasmonic 66 MathWorks Introduces 66 Adsorption 66 Autosampler 66 Optical Spectrum Analyzer 66 Ultra Miniature 66 Announces FDA Clearance 66 Conformal 66 Nanoimprint Lithography 66 Reflow Oven 66 Liquid Chromatography Mass Spectrometry 66 Fujitsu Develops 66 Signal Conditioner 66 LTQ Orbitrap XL 66 Fiber Bragg Grating 66 Sequencers 66 PerkinElmer Introduces 66 Microbial Identification 66 TechnologyTM 66 Significantly Enhances 66 electrospray ionization 66 AMCC QT# 66 Diffraction 66 Nucleic Acid 66 Extended Temperature 66 Beam Forming 66 Carbon Nanotube Based 66 HarmoniX 66 Channel Emulator 66 Supramolecular 66 Microfluidic Device 66 Oligonucleotide 66 Model #A 66 Benchtop 66 Could Revolutionize 66 Tessera Licenses 66 Printhead 66 monochromators 66 V3D 66 Gas Chromatograph 66 Micro electromechanical 66 liquid chromatograph 66 Position Sensors 66 Biochip 66 nanoparticle characterization 66 LTQ Orbitrap Velos 66 Neova ® 66 Tomography 66 Particle Size 66 tunable diode laser 66 isotope dilution 66 Introduces Breakthrough 66 Pressure Sensor 66 Quantum Dots 66 Multimeter 66 Develop Innovative 66 Hiden Analytical 66 Diode Laser 66 FPGAView software 66 Wave Soldering 66 Infrared Cameras 66 Introduces Revolutionary 66 Nanostructure 66 Successfully Demonstrates 66 Extracellular Matrix 66 Agilent #A [002] 66 TOF MS 66 Confocal Microscopy 66 Optical Switch 66 @ techPowerUp 66 QTOF 65 Input Voltage 65 Taqman 65 1GB PC2 65 TaqMan ® 65 Multiparameter 65 Uncooled 65 Devices PTCs 65 laser triangulation 65 Comparative Genomic Hybridization 65 ellipsometry 65 Transducer 65 Microplate Readers 65 Magnetometer 65 Situ Hybridization FISH 65 cadmium zinc telluride 65 Z Foil 65 Lentiviral 65 Signal Processor 65 #II [002] 65 Vaporization 65 Nanofiber 65 Sitrans 65 xCELLigence RTCA 65 Pressure Sensors 65 MALDI 65 Exactive 65 Nucleation 65 Dry Powder Inhalers 65 FE SEM 65 Tandem Mass Spectrometry 65 Frequency Synthesizer 65 Delivers Next Generation 65 Atmospheric Pressure 65 Delivers Breakthrough 65 Avalanche Photodiode 65 Protein Biomarker 65 Range Extender 65 Dendritic Cell 65 Roche LightCycler ® 65 Circulating Tumor Cells 65 Linear Optical 65 Fiber Optic Sensor 65 Ferromagnetic 65 Excitation 65 Introduces Ultra Low 65 Gesture Recognition 65 Agilent U#A 65 Silicon Proven 65 agarose gel electrophoresis 65 Contrast Enhanced 65 Genetic Analyzer 65 DNA Microarray 65 Shift Keying 65 TEM STEM 65 Commercializes 65 FT IR spectroscopy 65 Enigma ML 65 Pluggable 65 GAO# [002] 65 Dendrimer 65 PerkinElmer Acquires 65 HRTEM 65 Triple Quadrupole 65 siRNA Delivery 65 DFT Compiler 65 Multi Gigabit 65 FT ICR 65 Motorola Invests 65 Deadlinepix 65 & Capacitive Proximity 65 Sentaurus 65 Infrared Spectroscopy 65 Mixed Signal Design 65 Nanowire 65 energy dispersive x 65 Tomography SPECT 65 Rugged Tablet 65 Infinium HD 65 Plasmonics 65 Energy Dispersive X 65 Hemodiafiltration 65 Microscopy AFM 65 Finger Vein 65 Object Recognition 65 Adopts Cadence 65 mass spectrometric 65 Gene Expression Analysis 65 gold nanorod 65 ESD Protection 65 Spray Drying 65 LiNbO3 65 spectroradiometer 65 Thermal Conductivity 65 Electroporation 65 FlexPhase 65 Suite VIIRS 65 Photometer 65 Develops Innovative 65 Fractionated 65 Light Scattering 65 Illumina Solexa 65 powder diffraction 65 UV Curing 65 Accelerate Commercialization 65 Bacterial Cell 65 microplate reader 65 Successfully Demonstrated 65 Finite Element Method 65 Microfluidic Devices 65 Contrast Agent 65 Ships #th 65 Can Detect 65 NanoChip ® 65 MALDI TOF TOF 65 Ligands 65 Scanning Electron Microscopes 65 Noise Suppression 65 @ Tweaktown 65 Fluid Flow 65 ion trap 65 #nm Process 65 Geniom 65 microdroplet based 65 SAXS 65 multiplexed assays 65 Assay Kit 65 Luminex xMAP ® 65 Finite Element 65 Successfully Tests 65 RAD Hard 64 Q TOF LC 64 biophysical techniques 64 Optical Modulator 64 Fingerprint Recognition 64 Embedded NVM MEMS 64 Nanomaterial 64 Tumor Targeting 64 SiliconSmart 64 Multistream 64 Mixed Signal Oscilloscopes 64 Audio CODEC 64 reflectometer 64 TruDefender FT 64 Mid Infrared 64 Heatsink Review 64 Electrically Conductive 64 Fully Automated 64 X ray microanalysis 64 Chemiluminescence 64 Embedded Array 64 MALDI TOF mass spectrometry 64 Infrared Sensor 64 Protein Purification 64 electrospray ionisation 64 Gallium Nitride 64 Deterministic 64 Imaging Techniques 64 Introduces Groundbreaking 64 STMicroelectronics Unveils 64 spectroradiometers 64 APiX 64 Ion Beam 64 Laser Marking 64 Unidirectional 64 NDIR 64 Ultrafast 64 Transmission Electron Microscope 64 BioTrove RapidFire 64 Expression Profiling 64 Self Assembling 64 Vapor Deposition 64 Tektronix Introduces 64 Transducers 64 Intravascular 64 EMCCD camera 64 Could Detect 64 Replicates 64 Microfabrication 64 noncontact atomic 64 Hydrogen Generator 64 IGBT Insulated Gate 64 Exoscan 64 Software Simplifies 64 RT qPCR 64 Eliminates Need 64 Showcases Innovative 64 Near Infrared NIR 64 Highly Efficient 64 High Throughput 64 Myocardial Perfusion Imaging 64 PhyX 64 Credits ESA 64 EMCCD 64 Diagnostic Tool 64 Nanoindentation 64 Collimator 64 Molecular Mechanism 64 Sentrix 64 SNP Genotyping 64 Fastcam 64 Ionization 64 Atomic Scale 64 Selective Soldering 64 Polymerase Chain Reaction 64 SNOM 64 potentiometric 64 RF Amplifiers 64 Nonvolatile 64 Antaris 64 Field Effect Transistors 64 oligonucleotide ligation 64 Voltage Regulator 64 Microscope AFM 64 Attenuator 64 HPLC Chip 64 mass spectrometry ICP MS 64 Satellite Terrestrial 64 Testing Methodology 64 Photovoltaic Module 64 Handheld XRF 64 Hyperspectral 64 Zone Sonography TM 64 DualBeam 64 Chromera 64 Caliper LabChip 64 Multimodality 64 Bruker Introduces 64 Photometric 64 Cell Adhesion 64 Frequency Response 64 Flowmeters 64 vibrometer 64 qNPA 64 multifrequency 64 optical biosensors 64 SourceMeter 64 OLED Displays 64 Multibeam 64 Touch Sensing 64 LC-MS/MS 64 Auto Leveling 64 Awarded Patent 64 Plasmid DNA 64 Dynabeads 64 confocal laser scanning 64 light scattering DLS 64 Tomographic 64 UV Vis 64 Fourier transform infrared spectroscopy 64 Circulating Tumor Cell 64 Electrospray 64 Hydride 64 Induced Pluripotent Stem Cells 64 MALDI MS 64 Extracellular 64 GC MSD 64 assisted laser desorption 64 Electron Beam Lithography 64 DNA Polymerase 64 Postdoctoral Position 64 Thermo Scientific TSQ Quantum 64 Roche cobas 64 thermocycler 64 Hitachi Develops 64 Optical Profiler 64 ElectroMagnetic 64 MassWorks 64 Digital Microscope 64 Maldi 64 ZEISS 64 HAAKE 64 UPLC ® 64 ORLive Presents 64 please visit www.thermo.com 64 Inductors 64 Spectral Imaging 64 Functionalized 64 X ray microscopy 64 Digital Multimeter 64 KL4 Surfactant 64 Logic Analyzers 64 HDMI Transmitter 64 Nodule 64 Highly Flexible 64 picosecond laser 64 SENSORS 64 Position Sensor 64 UMC #.#um 64 Piezoelectric 64 Link Layer 64 PSET 64 Double Patterning 64 Issued Patent 64 Aplio 64 patented Enhanced Photoemission 64 Protocol Tester 64 MALDI TOF MS 64 VisuMax 64 Thermo Scientific Accela 64 Aspheric Lenses 64 Industry Smallest 64 NanoInk logo 64 logarithmic amplifiers 64 Biometric Fingerprint 64 Actuated 64 PCR RT PCR 64 Agilent N#B 64 Magnetospheric 64 Picosecond 64 Tunable 64 Macrocell 64 Reconfigurable Computing 64 Develop Next Generation 64 isoelectric focusing 64 AurSCOPE 64 Laser Projection 64 ASUS Unveils 64 EP NIR 64 Further Validates 64 Affymetrix GeneChip 64 avalanche photodiodes 64 nanoflow 64 Microarray Analysis 64 Vistec Electron Beam 64 Beamline 64 Microbial Detection 64 Neurotransmitter 64 Metered Dose Inhalers MDIs 64 Radiation Hardened 64 Ethernet LXI 64 IR spectroscopy 64 Nanoprobes 64 QMEMS 64 Introduces Enhanced 64 Extreme Ultraviolet 64 finite element modeling 63 gene expression microarrays 63 FIB SEM 63 Anthrax Toxin 63 power amplifier linearization 63 Interposer 63 SoC Designs 63 Unveils Revolutionary 63 TruSeq 63 Diagn 63 QWIP 63 quantum cascade lasers 63 PET Scanner 63 angle resolved photoemission 63 Helios NanoLab 63 Clinical Validation 63 nano patterning 63 Anthrax Detection 63 NIR spectroscopy 63 Alpha Particle 63 Well Infrared Photodetector 63 Trimble Introduces 63 voltage divider 63 Shape Memory 63 Reflectometry 63 Signaling Analyzer 63 Isolation Kit 63 Image Compression 63 J#A 63 Synthesized 63 Level Transmitter 63 Thermotherapy 63 Quantum Effects 63 fluorescence detection 63 WorkStation 63 Helium Ion Microscope 63 Clinical Outcome 63 Modulators 63 Frequency Domain 63 Multistage 63 GNSS Receiver 63 oxide semiconductor 63 Ionic Liquid 63 Successfully Demonstrate 63 H.# Codec 63 Multiplexing 63 GammaTag 63 Solution Accelerates 63 Scientists Develop 63 MT#C 63 Optical Sensor 63 Exlar 63 Gene Expression Profiling 63 Massively Parallel 63 High Temperature Superconductors 63 non dispersive infrared 63 Silicon Germanium 63 IXYS Introduces 63 Micro Epsilon 63 rheometer 63 please visit www.EXFO.com 63 quantum metrology 63 nanopositioning stages 63 mask aligner 63 Acoustic Wave 63 TM Embolic Protection 63 Shows Promise Against 63 laser scanning confocal 63 Illumina Infinium 63 Reproducibility 63 Locked Nucleic Acid LNA 63 X Ray Fluorescence 63 Megapixel CMOS 63 Receives FDA Clearance 63 Ricoh Introduces 63 Enhances Functionality 63 Audio Processor 63 monochromator 63 Electroless 63 Novel Method 63 FD OCT 63 BD Viper 63 ASSET ScanWorks 63 Test Detects 63 Data Modem 63 Field Emission 63 Molecular Dynamics 63 quantum cascade 63 Announces Immediate Availability 63 Active Radio Frequency 63 deconvolution 63 Intracardiac 63 Frame Grabber 63 ToF SIMS 63 Anomaly Detection 63 Delivers Faster 63 RFLP 63 Fusion Splicer 63 Op Amps 63 Introduces Unique 63 Biomolecules 63 MultiCore 63 Molecular Diagnostic 63 Multiscale 63 ARM Embedded 63 Heat Dissipation 63 microfabricated 63 HTRF 63 MESSE# 63 Qdot 63 Nanotube 63 Flow Meter 63 Biosensor 63 TSQ Vantage 63 FT IR spectrometers 63 emission scanning electron 63 Purification System 63 #AP [002] 63 Cadence Encounter 63 Connectivity Module 63 GigE Vision cameras 63 Comparative Genomic Hybridization CGH 63 Luminex xMAP 63 Teseq 63 Provides Unprecedented 63 force microscopy AFM 63 Thermally Conductive 63 Object Tracking 63 ClinProt 63 RNA Amplification 63 Time Protocol PTP 63 Unveils Next Generation 63 Nanometer 63 reflectometry 63 Simulation Models 63 Fingerprint Biometric 63 Dispersive 63 GORE ™ 63 Waterjet Cutting 63 Combiners 63 Signal Conditioners 63 Modulates 63 Switchable 63 Fourier Transform Infrared FTIR 63 TVS Diodes 63 Broadband Routers 63 Gas Chromatography Mass Spectrometry 63 Enhanced Capabilities 63 Protein Synthesis 63 #LS [002] 63 SPI I2C 63 Intra Oral 63 Bi Directional 63 Thin Film Solar Cells 63 spectroscopic technique 63 NanoChip R 63 RIVA D. 63 fiber Bragg gratings 63 Gets FDA Clearance 63 curve tracer 63 Sensor Fusion 63 Introduces Novel 63 Spectrum Analyzers 63 Magnetic Nanoparticles 63 SpectraMax R 63 servo controller 63 Explosives Detector 63 multiplexed assay 63 Waveform Generator 63 Thermal Emission 63 Advanced Oxidation 63 Serial Interface 63 DSMZ 63 Surface Mounted 63 Scintigraphy 63 portable XRF 63 DNA Sequencer 63 Photometrics 63 Explosion Proof 63 x ray fluorescence 63 Interference Detection 63 multiplex PCR 63 WaveView Analyzer 63 Helps Diagnose 63 Nanopores 63 linear ion 63 Cervical Plate 63 microcapillary 63 EBSD 63 Conductivity 63 EngineTM 63 Linear Accelerators 63 pH ORP 63 Omics 63 trap mass spectrometer 63 Biomimetic 63 ion mobility 63 Frequency Hopping Spread 63 DXR 63 Synapt 63 NEC Develops 63 eFlow ® 63 RF Tuner 63 Schematic representation 63 INTELLITEMP ® Energy 63 Magnetically 63 opto acoustic 63 Barcode Reader 63 Vector Signal Analyzer 63 Liquid Cooled 63 Nanodevices 63 iTRAQ 63 mTouch 63 TDS# Series 63 Unveils Newest 63 Direct Visualization 63 Demonstrate Innovative 63 Infrared Camera 63 Reflectance 63 Electron Beam 63 Gel Electrophoresis 63 Linear Actuator 63 Chip SoC System 63 PRONTO Planning 63 HemosIL R 63 Replacement RPTV Lamp 63 Infinity LC 63 MIMO OTA 63 E#B 63 Threat Detection 63 Protocol Analyzers 63 Helps Detect 63 Syste 63 Automated Hematology Analyzer 63 Differential Quadrature Phase 63 Bandgap 63 Signal Analyzers 63 xMAP R 63 @ Bjorn3D 63 Nano Particles 63 laser interferometer 63 microspectrophotometer 63 Phenotyping 63 Invariant 63 Quadrature Phase Shift Keying 63 Inductor 63 Measurement Devices 63 Unveils Groundbreaking 63 Encapsulation 63 Inductively Coupled Plasma 63 spectro 63 Motherboard Benchmark Reviews 63 Spectrograph 63 Lumbar Interbody Fusion 63 Nondestructive 63 Dual Voltage 63 Laser Induced 63 TrueScale 63 Dimensional Coating Solution 63 Expands Functionality 63 colorimeters 63 ARM#JF S 63 Rechargeable Lithium 63 Awarded GSA Schedule 63 Desorption 63 Boosts Productivity 63 Freedom EVO 62 Optical Tweezers 62 Palletizing 62 Pattern Matching 62 Aptamer 62 Mach Zehnder modulator 62 Awarded Patents 62 electron optics 62 XFlash 62 Flow Meters 62 GSS# 62 Platinum Chromium 62 Laser Modules 62 Enzyme Linked Immunosorbent Assay 62 Unveils Breakthrough 62 Spectroscopy 62 CMOS Image Sensors 62 Demonstrate Latest 62 Signature Verification 62 Storage Made Simple 62 Raman spectrometer 62 SmartFlow 62 Laser Scanning 62 Pathol 62 Warsash Scientific 62 Permeation 62 Multi Object Spectrograph 62 Laser Diodes 62 Optical Interconnects 62 NVIDIA Tesla GPU 62 HyperLink 62 Synopsys PrimeTime 62 Intellitag 62 LTE Baseband 62 spectral imaging 62 #nm VCSEL [001] 62 Pattern Detection TM 62 quadrupole mass spectrometer 62 Audio Codec 62 Dissolved Oxygen 62 Proves Successful 62 Wavelet 62 Ethernet Demarcation 62 Nanoprobe 62 FTB #B 62 Begins Shipment 62 Bandpass 62 Mesoporous 62 Mask Aligner 62 ProShares ROM 62 wavelength tunable 62 Transcriptome 62 Fluorescence Imaging 62 ADVIA ® 62 Subunit 62 Strain Gauge 62 Cytotoxicity 62 flame ionization detector 62 near infrared spectroscopic 62 Technological Advances 62 Cardiac Troponin 62 Pipetting 62 Detection Kit 62 E#A [002] 62 Debuts Next Generation 62 QPCR 62 Smart Sensors 62 Sorption 62 electrochemical detection 62 Logistic Regression 62 Testing Capabilities 62 Physical Layer PHY 62 nucleic acid assays 62 H.# Encoding 62 Measurement Device 62 Infrared Remote 62 Waters UPLC 62 Trimble GNSS 62 Anthony Boissiere FRA 62 Conductance 62 UV Vis spectrophotometer 62 pulsed IV