Table1.

Overview of XFEL facilities and instruments for SFX.

Facility beamline	Beam parameters Photon energy, repetition rate, pulse length, photons per pulse, focus					Detector pixels, pixel size, frame rate, distance				Sample delivery options	Sample environ ment	Pump laser pulse duration, wavelength, timing			Remarks
	keV	Hz	fs	ph/pulse	μm	106	μm2	Hz	mm			fs	nm	fs
LCLS, Menlo Park, USA, 2009
MFX	5 – 24	120	30 – 100 or <10	1·1012 or 1·1011	3×3 (2×2)	ePix10K-2.1M				SF-ROX with sample change robot MESH, GDVN, HVE, DoD, fixed targets	90–278 K Ambient pressure Helium available, humidity controlled	50 – 150 < 8ns	410 – 2400 210 – 2200	δt0<200 spec. encod.	Protein Crystal Screening (PCS) beam time available Data analysis pipeline / support Screening beam time available at SSRL synchrotron with matching sample delivery options. Beamline website
						2.1	100 × 100	120	50 – 1500
						Rayonix 340-XFEL
						59	44 × 44 177 × 177	2.5 30	70 – 1100
CXI	6 – 10.5 or 10.5 – 25	120	30 – 100 or <10	1·1012 or 1·1011	0.1 or 1	Jungfrau				MESH, GDVN, HVE, fixed targets	Vacuum (10−5 Torr) Ambient pressure	50 – 150 ns	410 – 2400 200 – 266	δt0<200	PCS available in parasitic mode Data analysis pipeline and support Beamline website
						4	75 × 75	120	70 – 580
SACLA, Sayo, Hyogo, Japan, 2011
BL3	4–20	30 (60)	<10	1011	>1	MPCCD				SF-ROX, fixed targets, GDVN, HVE226 and DoD84 (in DAPHNIS chamber)	100K - RT Helium at ambient pressure	30	200 – 2700	δt0 <7	Feasibility study beam time available. Data analysis pipeline and support Beamline details
						4	50 × 50	60	50 – 150
BL2	4–15	30 (60)	<10	1011	>1	MPCCD				SF-ROX, GDVN, HVE226 and DoD (in DAPHNIS chamber)	100K - RT, Helium at ambient pressure	5 ns	210 - 2600		Feasibility study beam time available. Data analysis pipeline and support Beamline details
						4	50 × 50	60	50 – 150
SwissFEL, Villigen, Switzerland, 2019
Alvra	2 −12.4	100	-	4·1011	1.5	Jungfrau				HVE, GDVN (user supplied)	RT Helium at 5·10−4 - 800 mbar	50	240 – 2500	-	Data analysis pipeline and support Beamline website
						4 or 16	75 × 75	100	100
EuXFEL, Schenefeld (near Hamburg), Germany, 2017
SPB/SFX	6–15	1.1 MHz or 4.5 MHz	~25	1.5·1012	3 or <0.4	AGIPD				GDVN, aerosol injection HVE, fixted target at lower repetition rate (10 Hz)	Vacuum, 1·10−6 mbar typical, 1.10−4 mbar maximum Ambient pressure at low rep rate (second interaction region)	4.5 MHZ			Protein screening beamtime available Data analysis pipeline and support: EXtra-xwiz automated pipeline in beta-testing. Extra-xwiz documentation Up-to-date parameters
												15, 50 or 300	370 – 420	-
						1	200 × 200	4.5 MHz	129–329			1.1 MHz
												<100	420 – 2600	-
												4.5 MHz
												0.85 or 400 ps	1030	-
												Up to 20 Hz
												3–7 ns	210 – 2400	-
PAL-XFEL, Pohang, Korea, 2017
NCISFX	2.2 – 15	60	25	3·1010 (monochrom.) or 1·1012 (pink)	5×5 or 2×2	Rayonix MX225-HS				GDVN and HVE33,227, fixed targets	RT He at ambient pressure	40 7 ns (15Hz)	800/400/266 1064/532/355/266	δt0 < 20	Protein screening beamtime available Beamline website
						33	156×156 234×234	30 60	100 ~ 1000
						Jungfrau
						4	75 × 75	60	100 ~ 1000					-