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School of Chemistry: Electron Paramagnetic Resonance Spectroscopy

Published

Value

400,000 GBP

Description

Lot 1: Q-band pulse EPR spectrometer Lot 2: Q-band pulse EPR resonator with high concentration sensitivity Lot 3: Q-band pulse EPR resonator with high absolute sensitivity Lot 4: Q-band pulse microwave amplifier Lot 5: Radiofrequency amplifier Lot 1: Q-Band Pulse EPR Spectrometer Q-Band Pulse EPR Spectrometer - An existing Bruker E580 X-band (~9.5 GHz) pulse EPR spectrometer operating with a Bruker ER 073 electromagnet, and a Cryogenics Cryogen Free Variable Temperature Cryostat is to be replaced, extended or upgraded to Q-band (~34 GHz). - The current 3.6 kW magnet power supply will need to be exchanged with a 12 kW power supply (Bruker ER 83 CS) available in the laboratory. - The current capability of generating arbitrary waveforms is to be retained. -The current capability of ENDOR (electron nuclear double resonance) is to be retained. - A data acquisition workstation and software licence are to be provided (Bruker Xepr license could be exchanged). -Pulse programming allowing standard experiments and usual phase cycles (4-pulse DEER, 5-pulse RIDME, 6 Pulse DQC, 2 and 3-pulse ESEEM, HYSCORE, Mims- and Davies-ENDOR etc.). Additional information: All tenders for the University of St Andrews are administered through our eTendering System (InTend).To Express an Interest please go to our tender website at https://intendhost.co.uk/universityofstandrews Please note that 'Notes of Interest' placed via PCS (Public Contracts Scotland) are not automatically accepted Lot 2: Q-Band Pulse EPR Resonator with High Concentration Sensitivity - Q-band resonator with large sample access for high concentration sensitivity. - Operating temperatures from 1.8 K to 300 K. - Compatible with Cryogenics Cryogen Free Variable Temperature Cryostat. - Connected via WR-28 waveguides. - Cold sample loading system. Additional information: All tenders for the University of St Andrews are administered through our eTendering System (InTend).To Express an Interest please go to our tender website at https://intendhost.co.uk/universityofstandrews Please note that 'Notes of Interest' placed via PCS (Public Contracts Scotland) are not automatically accepted Lot 3: Q-Band Pulse EPR Resonator with High Absolute Sensitivity - Q-band resonator with small sample access for high absolute sensitivity. - Operating temperatures from 1.8 K to 300 K. - Compatible with Cryogenics Cryogen Free Variable Temperature Cryostat. - Connected via WR-28 waveguides. - Cold sample loading system. - Typical B1 conversion factor at low Q. - Sample access size: diameter and active length. - Bandwidth at low Q. - Optical access. - Short ring down time with low Q and high-power pulses. Additional information: All tenders for the University of St Andrews are administered through our eTendering System (InTend).To Express an Interest please go to our tender website at https://intendhost.co.uk/universityofstandrews Please note that 'Notes of Interest' placed via PCS (Public Contracts Scotland) are not automatically accepted Lot 4: Q-Band Pulse Microwave Amplifier - Q-band microwave amplifier for pulse operation. - At least 40 W peak power (46 dB gain from 1 dBm). - Frequency of operation. - Peak power. - Typical gain. - Input and output connectors. - Pulse rise and fall times. - Maximum gate length and duty cycle. - Enclosure and power supply. - WR-28 output connection. - 100 W or more output peak power. - noise blanking. Additional information: All tenders for the University of St Andrews are administered through our eTendering System (InTend).To Express an Interest please go to our tender website at https://intendhost.co.uk/universityofstandrews Please note that 'Notes of Interest' placed via PCS (Public Contracts Scotland) are not automatically accepted Lot 5: Radiofrequency Amplifier - 10 kHz – 100 MHz output. - Peak power. - Gain. - Duty cycle. - Input and output connectors. - Enclosure and power supply. - 150 W or more output peak power. Additional information: All tenders for the University of St Andrews are administered through our eTendering System (InTend).To Express an Interest please go to our tender website at https://intendhost.co.uk/universityofstandrews Please note that 'Notes of Interest' placed via PCS (Public Contracts Scotland) are not automatically accepted

Timeline

Publish date

20 days ago

Close date

in 11 days

Buyer information

University of St Andrews

Contact:
Adrian Wood
Email:
procurement@st-andrews.ac.uk

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