In this section

Equipment

Benchtop CW X-band spectrometer

Specifications
Model	Magnettech ESR5000
Temperature control	Variable temperature unit (T = 93 K – 473 K), finger Dewar

CW X-band spectrometer

Specifications
Model	Bruker EMXplus
Resonators	ER4122SHQE with optical access, ER4119HS, ER4103TM, ER4116DM (dual-mode) with optical access
Temperature control	Continuous-flow cryostat (Oxford Instruments ESR900, T = RT – 5 K)

CW/pulsed X/Q-band spectrometer with shaped pulses and ENDOR

Specifications
Model	Bruker Elexsys E580
Frequency bands	X (9.5 GHz), Q (34 GHz)
X-band resonators	ER4118X-MS2, ER4118X-MD5W, EN4118X-MD4W (ENDOR)
X-band pulse amplifier	1 kW TWT
Q-band resonators	ER5106QT-IIW, EN51017D2 (ENDOR)
Q-band pulse amplifier	300 W TWT
Temperature control	Cryogen-free cryostat (Cryogenic, T = 325 K – 3 K)
Signal digitiser	SpecJet III (0.5 ns time resolution, 14 bit amplitude resolution)
AWG	SpinJet AWG generator (0.625 ns time resolution, 14 bit amplitude resolution)
ENDOR	DICE ENDOR generator (100 kHz – 250 MHz), 150 W RF amplifier

High-sensitivity home-built pulsed X-band spectrometer

Specifications
Microwave source	DC-12 GHz vector signal generator with low phase noise
Pulse generator	16-bit AWG with 540 MHz bandwidth
Signal digitiser	500 MS/s, 14 bit digitiser with on-board averaging

Tuneable pulsed Laser with broadband OPO
Spectroelectrochemical setup

Tuneable pulsed Laser with broadband OPO

Specifications
Model	Litron Aurora II Integra OPO A23-39-21
Pump source	Q-switched Nd:YAG
Wavelength range	410 nm – 710 nm (signal) / 710 nm – 2600 nm (idler)
Pulses	39 mJ (signal) / 14 mJ (idler), 6 ns, 21 Hz repetition rate

Spectroelectrochemical setup

Connect with us

Request access to the facility

Contact us

Centre for Pulse EPR Spectroscopy
Department of Chemistry
Imperial College London
White City Campus
Molecular Sciences Research Hub
London W12 0BZ

E-mail: a.collauto@imperial.ac.uk
Follow us on X: @PEPR_Facility

Equipment

EPR spectroscopy

Additional equipment

Connect with us

Contact us