IRIXS Spectrograph: an ultra high-resolution spectrometer for tender RIXS

IRIXS Spectrograph: an ultra high-resolution spectrometer for tender RIXS

The IRIXS Spectrograph represents a brand new design of an ultra-high-resolution resonant inelastic X-ray scattering (RIXS) spectrometer that operates on the Ru L3-edge (2840 eV). First proposed within the subject of laborious X-rays by Shvyd’ko [(2015), Phys. Rev. A, 91, 053817], the X-ray spectrograph makes use of a mix of laterally graded multilayer mirrors and collimating/dispersing Ge(111) crystals optics in a novel spectral imaging strategy to beat the power decision limitation of a conventional Rowland-type spectrometer.
Together with a dispersionless nested four-bounce high-resolution monochromator design that makes use of Si(111) and Al2O3(110) crystals, an general power decision higher than 35 meV full width at half-maximum has been achieved on the Ru L3-edge, in glorious settlement with ray-tracing simulations.

Vacuum Laser Photoionization contained in the C-trap of an Orbitrap Mass Spectrometer: Resonance-Enhanced Multiphoton Ionization Excessive-Decision Mass Spectrometry

State-of-the-art mass spectrometry with ultraviolet (UV) photoionization is usually restricted to time-of-flight (ToF) mass spectrometers with 1000-10 000 mm mass decision. Nonetheless, larger decision and better spectral dynamic vary mass spectrometry could also be indispensable in advanced combination characterization. Right here, we current the idea, implementation, and preliminary analysis of a compact ultrahigh-resolution mass spectrometer with gas-phase laser ionization.
The idea relies on direct laser photoionization within the ion accumulation and ejection lure (C-trap) of an Orbitrap mass spectrometer. Resonance-enhanced multiphoton ionization (REMPI) utilizing 266 nm UV pulses from a frequency-quadrupled Nd:YAG laser was utilized for selective and environment friendly ionization of monocyclic and polycyclic fragrant hydrocarbons.
The system is supplied with a gasoline inlet for unstable compounds and a heated gasoline chromatography coupling. The previous will be employed for fast system m/z-calibration and efficiency analysis, whereas the latter allows evaluation of semivolatile and higher-molecular-weight compounds. The aptitude to guage advanced mixtures is demonstrated for chosen petrochemical supplies.
In these experiments, a number of hundred to over a thousand compounds might be attributed with a root-mean-square mass error usually under 1 ppm and a mass decision of over 140 000 at 200 m/z. Isobaric interferences might be resolved, and slender mass splits, reminiscent of 3.Four mDa (SH4/C3), are decided. Single laser photographs supplied limits of detection within the 20-ppb vary for p-xylene and 1,2,4-trimethylbenzene, just like compact vacuum REMPI-ToF methods.

Gasoline Chromatography-Atmospheric Stress Inlet-Mass Spectrometer Using Plasma-Primarily based Delicate Ionization for the Evaluation of Saturated, Aliphatic Hydrocarbons

Delicate ionization by a chemical response in switch (SICRIT) is utilized to couple gasoline chromatography (GC) to a high-resolution atmospheric stress inlet mass spectrometer. These devices are usually utilized in mixture with liquid chromatography methods (LC-MS). Ionization of alkanes will not be attainable right here with typical electrospray ionization.
Alternatively, separate GC-electron ionization (EI)-MS is employed for the evaluation of nonpolar substances like alkanes, nonetheless, with the inherent problem of sturdy fragmentation. Within the case of alkanes, the willpower of molecular plenty turns into almost inconceivable in advanced hydrocarbon mixtures due to the wealth of comparable fragment ions and the absence of the molecular ion sign.
SICRIT, a mushy ionization approach based mostly on dielectric barrier discharge (DBDI), produces attribute oxidized cations from alkanes that may be straight correlated to their molecular mass. Isotope labeling experiments reveal an ionization mechanism by way of hydride abstraction and response with water. Delicate ionization will be achieved for iso– and n-alkanes, with little or no fragmentation, enabling the willpower of their molecular mass.
 IRIXS Spectrograph: an ultra high-resolution spectrometer for tender RIXS
Calibrations for n-alkanes from C10 to C30 had been carried out exhibiting excessive linearity, reproducibility, and sensitivity with a median LOD of 69 pg (on column). Measurements of diesel gasoline samples are in comparison with conventional GC-EI-MS.
The offered methodology combines sensitivity and straightforward dealing with of a GC-EI-MS with the willpower of molecular mass generally solely achieved with subject ionization (FI)-MS, whereas utilizing current and extremely optimized mass spectrometers generally coupled with LC. Moreover, many different analytes reminiscent of (alkylated-) PAHs might be detected concurrently within the diesel pattern.

Excessive sensitivity static Fourier remodel spectrometer

Static Fourier remodel spectrometers (S-FTSs) are well-consolidated devices offering excessive throughput and excessive spectral decision in a slender spectral band. They use two reflective gratings as dispersive parts in a Michelson interferometer. Gratings enable excessive spectral dispersion and consequently excessive decision, however, because of the mild subtle from their grooves, they’re one of many foremost noise sources within the reconstructed spectrum.
On this work, we examine the signal-to-noise ratio efficiency of a prism-based S-FTS with that of a grating-based S-FTS. As a main benefit, prisms give intrinsically decrease subtle mild than gratings. Moreover, they don’t have a number of diffracted orders, decreasing thereafter the optical constraints on the instrumental baffling.

Coherently-averaged twin comb spectrometer at 7.7 µm with grasp and follower quantum cascade lasers

We show coherent averaging of the multi-heterodyne beat sign between two quantum cascade laser frequency combs in a master-follower configuration. The 2 combs are mutually locked by appearing on the drive present to manage their relative offset frequency and by radio-frequency extraction and injection locking of their intermode beat sign to stabilize their mode spacing distinction.
By implementing an analog common-noise subtraction scheme, a discount of the linewidth of all heterodyne beat notes by 5 orders of magnitude is achieved in comparison with the free-running lasers. We examine stabilization and post-processing corrections by way of amplitude noise.

Dimethylformamide - 1ML

S-1620 1ML
EUR 49.95

Dimethylformamide, GlenBiol™, suitable for molecular biology

GS6580 2500ml
EUR 102.9

Dimethylformamide, GlenBiol™, suitable for molecular biology

GS6580-2500 2500
EUR 107.3

Dimethylformamide, GlenPure™, analytical grade

GS8409 500ml
EUR 176.84

Dimethylformamide, GlenPure™, analytical grade

GS8409-1 1
EUR 93

Dimethylformamide, GlenPure™, analytical grade

GS8409-2500 2500
EUR 184.3

Dimethylformamide, GlenPure™, analytical grade

GS8409-500 500
EUR 74.9

Dimethylformamide, GlenBiol™, suitable for molecular biology with molecular sieve

GS3406 2500ml
EUR 111.53

Dimethylformamide, GlenBiol™, suitable for molecular biology with molecular sieve

GS3406-2500 2500
EUR 116.2

Dimethylformamide, GlenDry™, anhydrous over molecular sieve

GS4658 100ml
EUR 234.39

Dimethylformamide, GlenDry™, anhydrous over molecular sieve

GS4658-1 1
EUR 120.7

Dimethylformamide, GlenDry™, anhydrous over molecular sieve

GS4658-100 100
EUR 66.8

Dimethylformamide, GlenDry™, anhydrous over molecular sieve

GS4658-2500 2500
EUR 244.3

Dimethylformamide, GlenDry™, anhydrous over molecular sieve

GS4658-500 500
EUR 88.6

2'-6'-Dimethylformanilide_x000D__x000D_

D40300 10G
EUR 342.46
Description: CAS N° 607-92-1

N,N-Dimethylformamide (DMF) for HPLC & UV Spectroscopy, 99.9%

50591 500 ml
EUR 4.11
Description: Part A

3,5-Dimethyl-4-formyl-1-phenylpyrazole

MBS6076429-100mg 100(mg
EUR 505

3,5-Dimethyl-4-formyl-1-phenylpyrazole

MBS6076429-5x100mg 5x100mg
EUR 2125

(4R)-3-tert-Butoxycarbonyl-2,2-dimethyl-4-formyloxazolidine

B690120 1g
EUR 161
Description: 95715-87-0

(4R)-3-tert-Butoxycarbonyl-2,2-dimethyl-4-formyloxazolidine

MBS6120296-1g 1(g
EUR 650

(4R)-3-tert-Butoxycarbonyl-2,2-dimethyl-4-formyloxazolidine

MBS6120296-5x1g 5x1g
EUR 2765

Dimethyl Sulphoxide (DMSO) for HPLC & UV Spectroscopy, 99.8%

30239 500 ml
EUR 13.07
Description: Part A

1000 ug/mL N-(24-Dimethylphenyl)formamide in HPLC Acetonitrile - 1ML

LCS-6280 1ML
EUR 313.2

1000 ug/mL Dimethylvinphos in HPLC Methanol - 1ML

LCS-6042 1ML
EUR 380.7

N,N-Dimethylformamide (DMF) for molecular biology, 99.9%

24017 100 ml
EUR 3.08
Description: Part A

N,N-Dimethylformamide [DMF]

A2425-500ML 500ML
EUR 19.8
Description: Reagent

N,N-Dimethylformamide Dimethyl Acetal

13124-32 25ML
EUR 42.7

N,N-Dimethylformamide dimethyl acetal

GRM2788-100ML 1 unit
EUR 51.19
Description: N,N-Dimethylformamide dimethyl acetal

N,N-Dimethylformamide dimethyl acetal

GK0667 100ml
EUR 166.2

N,N-Dimethylformamide dimethylacetal 95%

D40280 25G
EUR 173.26
Description: CAS N° 4637-24-5

N,N-Dimethylformamide Dimethylacetal extrapure, 95%

52794 100 ml
EUR 3.83
Description: Part A

1000 ug/mL Dimethyl-p-Nitrophenylphosphate in HPLC Acetone - 1ML

LCS-1669 1ML
EUR 222.75

N,N-Dimethylformamide (DMF) extrapure, 99%

16616 500 ml
EUR 2.74
Description: Part A

Dimethyl-F-OICR-9429-COOH

HY-141799 10 mg
EUR 2380.99
Description: Dimethyl-F-OICR-9429-COOH a ligand for WD40 repeat domain protein 5 (WDR5) extracted from patent WO2019246570A1 intermediate 19. Dimethyl-F-OICR-9429-COOH can be used in the synthesis of PROTACs[1].

Dimethyl-F-OICR-9429-COOH

MBS5800340-INQUIRE INQUIRE Ask for price

Dimethyl-F-OICR-9429-COOH

T39978-10mg 10mg Ask for price
Description: Dimethyl-F-OICR-9429-COOH

Dimethyl-F-OICR-9429-COOH

T39978-1g 1g Ask for price
Description: Dimethyl-F-OICR-9429-COOH

Dimethyl-F-OICR-9429-COOH

T39978-1mg 1mg Ask for price
Description: Dimethyl-F-OICR-9429-COOH

Dimethyl-F-OICR-9429-COOH

T39978-50mg 50mg Ask for price
Description: Dimethyl-F-OICR-9429-COOH

Dimethyl-F-OICR-9429-COOH

T39978-5mg 5mg Ask for price
Description: Dimethyl-F-OICR-9429-COOH

N,N-Dimethylformamide (DMF) GC-HS, 99.9%

46165 250 ml
EUR 3.49
Description: Part A

N,N-Dimethylformamide (DMF) extrapure AR, 99.5%

21974 500 ml
EUR 3.01
Description: Part A

n-Hexane for HPLC, 99%

33823 500 ml
EUR 5.47
Description: Part A

n-Hexane for HPLC, 95%

65764 500 ml
EUR 4.24
Description: Part A

n-Propanol for HPLC, 99.8%

45909 1000 ml
EUR 15.05
Description: Part A

N,N-Dimethylformamide (DMF) Dried, 99.5%, water 0.005%

93186 500 ml
EUR 4.58
Description: Part A

ELISA Kit for Rat N(G),N(G)-dimethylarginine dimethylaminohydrolase 1

E0300r 96T
EUR 387.4

ELISA Kit for Rat N(G),N(G)-dimethylarginine dimethylaminohydrolase 2

E2172r 96T
EUR 387.4

ELISA Kit for Bovine N(G),N(G)-dimethylarginine dimethylaminohydrolase 1

E0300b 96T
EUR 441.6

ELISA Kit for Human N(G),N(G)-dimethylarginine dimethylaminohydrolase 1

E0300h 96T
EUR 387.4

ELISA Kit for Mouse N(G),N(G)-dimethylarginine dimethylaminohydrolase 1

E0300m 96T
EUR 387.4

ELISA Kit for Bovine N(G),N(G)-dimethylarginine dimethylaminohydrolase 2

E2172b 96T
EUR 441.6

ELISA Kit for Human N(G),N(G)-dimethylarginine dimethylaminohydrolase 2

E2172h 96T
EUR 387.4

ELISA Kit for Mouse N(G),N(G)-dimethylarginine dimethylaminohydrolase 2

E2172m 96T
EUR 387.4

Water for HPLC

92605 1000 ml
EUR 2.74
Description: Part A

5-​Bromo-​N,​N-​dimethyl-3-furanmethanamine

B455785 1g
EUR 1200
Description: 1780754-47-3

N,N-Dimethylacetamide (DMA) for HPLC, 99.8%

98189 500 ml
EUR 4.79
Description: Part A

n-Heptane for HPLC & UV Spectroscopy, 99.5%

90731 500 ml
EUR 4.11
Description: Part A

n-Pentane for HPLC & UV Spectroscopy, 99%

49135 500 ml
EUR 8.21
Description: Part A

1-Propanol, For HPLC

GRM8850-1L 1 unit
EUR 91.05
Description: 1-Propanol, For HPLC

Sodium formate, For HPLC

GRM2972-250G 1 unit
EUR 64.32
Description: Sodium formate, For HPLC

Diethylamine for HPLC, 99.5%

28298 1000 ml
EUR 10.95
Description: Part A

Triethylamine for HPLC, 99.5%

67352 250 ml
EUR 3.15
Description: Part A

Ammonium acetate, for HPLC

RM2642-250G 1 unit
EUR 49.56
Description: Ammonium acetate, for HPLC

Tetrabutylammonium phosphate, For HPLC

RM2466-5G 1 unit
EUR 130.65
Description: Tetrabutylammonium phosphate, For HPLC

N-Methyl-2-Pyrrolidone (NMP) for HPLC, 99.5%

10331 1000 ml
EUR 13.68
Description: Part A

Tris Buffer for HPLC, 99.9%

56995 100 Gms
EUR 10.47
Description: Part A

Acetic Acid for HPLC, 99.9%

32532 500 ml
EUR 3.56
Description: Part A

Sodium Chloride for HPLC, 99.9%

76154 500 Gms
EUR 3.28
Description: Part A

Ammonium Acetate for HPLC, 99%

78844 500 Gms
EUR 4.31
Description: Part A

Sodium acetate trihydrate, ?For HPLC

GRM2966-250G 1 unit
EUR 60.62
Description: Sodium acetate trihydrate, ?For HPLC

Sodium hydrogen carbonate, For HPLC

GRM2973-250G 1 unit
EUR 144.31
Description: Sodium hydrogen carbonate, For HPLC

ELISA Kit for Dimethylarginine Dimethylaminohydrolase 2 (DDAH2)

SED981Hu 96Т
EUR 700

ELISA Kit for Dimethylarginine Dimethylaminohydrolase 1 (DDAH1)

SED982Hu 96Т
EUR 700

ELISA Kit for Dimethylarginine Dimethylaminohydrolase 1 (DDAH1)

SED982Mu 96Т
EUR 720

2,3-Dimethylfuran

D460983 100mg
EUR 69
Description: 14920-89-9

2,5-Dimethylfuran

D473050 100g
EUR 80
Description: 625-86-5

3,4-Dimethylfuran

D473055 10mg
EUR 123
Description: 20843-07-6

2,5-Dimethylfuran 99%

D40345 25G
EUR 474.24
Description: CAS N° 625-86-5

2,5-Dimethylfuran

MBS6117604-1g 1(g
EUR 485

2,5-Dimethylfuran

MBS6117604-5x1g 5x1g
EUR 2025

Potassium dihydrogen phosphate, For HPLC

GRM2951-250G 1 unit
EUR 148.6
Description: Potassium dihydrogen phosphate, For HPLC

ELISA kit for Human DDAH2 (Dimethylarginine Dimethylaminohydrolase 2)

ELK4095 1 plate of 96 wells
EUR 518.4
Description: A sandwich ELISA kit for detection of Dimethylarginine Dimethylaminohydrolase 2 from Human in samples from blood, serum, plasma, cell culture fluid and other biological fluids.

ELISA kit for Human DDAH1 (Dimethylarginine Dimethylaminohydrolase 1)

ELK3596 1 plate of 96 wells
EUR 518.4
Description: A sandwich ELISA kit for detection of Dimethylarginine Dimethylaminohydrolase 1 from Human in samples from blood, serum, plasma, cell culture fluid and other biological fluids.

Dimethylfraxetin

112160 1.0mg
EUR 230

2,3-Dimethylfuran-d3

D460984 25mg
EUR 1800

2,5-Dimethylfuran-d3

D473052 2.5mg
EUR 448

2,5-Dimethylfuran-d6

D473053 10mg
EUR 269
Description: 121571-93-5

6,6-Dimethylfulvene 95%

D40315 1G
EUR 137.05
Description: CAS N° 2175-91-9

Dimethylfraxetin

HY-N0085 25mg
EUR 820.8

Dimethylfraxetin

MBS3840501-10mg 10mg
EUR 270

Dimethylfraxetin

MBS3840501-25mg 25mg
EUR 495

Dimethylfraxetin

MBS3840501-50mg 50mg
EUR 845

Dimethylfraxetin

MBS3840501-5x50mg 5x50mg
EUR 3790

Dimethylfraxetin

MBS3610264-5mg 5mg
EUR 250

Dimethylfraxetin

MBS3610264-5x5mg 5x5mg
EUR 805

Dimethylfraxetin

MBS5751474-10mg 10mg
EUR 300

Dimethylfraxetin

MBS5751474-1mg 1mg
EUR 160

Dimethylfraxetin

MBS5751474-25mg 25mg
EUR 505

Dimethylfraxetin

MBS5751474-2mg 2mg
EUR 185

Dimethylfraxetin

MBS5751474-5mg 5mg
EUR 215

2,5-Dimethylfuran-d6

MBS6043544-5mg 5(mg
EUR 525

2,5-Dimethylfuran-d6

MBS6043544-5x5mg 5x5(mg
EUR 2210

Dimethylfraxetin

N2285-20 20 mg
EUR 299.2
Description: Apoptosis|KEAP1-Nrf2#Immunology/Inflammation|KEAP1-Nrf2#Natural Products

Dimethylfraxetin

T4S2354-10mg 10mg Ask for price
Description: Dimethylfraxetin

Dimethylfraxetin

T4S2354-1g 1g Ask for price
Description: Dimethylfraxetin

Dimethylfraxetin

T4S2354-1mg 1mg Ask for price
Description: Dimethylfraxetin

Dimethylfraxetin

T4S2354-50mg 50mg Ask for price
Description: Dimethylfraxetin

Dimethylfraxetin

T4S2354-5mg 5mg Ask for price
Description: Dimethylfraxetin

Dimethylfraxetin

TB0479 20mg
EUR 478.8

N,N-Dimethylformamide (DMF) extrapure AR, ACS, ExiPlus, Multi-Compendial, 99.8%

79121 500 ml
EUR 3.42
Description: Part A

SULFUR TRIOXIDE DIMETHYL FORMAMIDE COMPLEX

919007 each Ask for price

3,6-Dimethyl-fluorene

D446815 100mg
EUR 141
Description: 7495-37-6

1,7-Dimethylfluorene

D465730 50mg
EUR 224
Description: 442-66-0

tert-Butyl Alcohol for HPLC, 99.7%

90248 1000 ml
EUR 9.58
Description: Part A

4-​(N,​N-​Dimethylamino)​butanal Dimethyl Acetal

D461405 1g
EUR 339
Description: 19718-92-4

Dimethylsulfoxide (DMSO) for Cell Culture

MBS6120680-100mL 100mL
EUR 395

Dimethylsulfoxide (DMSO) for Cell Culture

MBS6120680-25mL 25mL
EUR 210

Dimethylsulfoxide (DMSO) for Cell Culture

MBS6120680-50mL 50mL
EUR 290

Dimethylsulfoxide (DMSO) for Cell Culture

MBS6120680-5x10mL 5x10mL
EUR 260

Dimethylsulfoxide (DMSO) for Cell Culture

MBS6120680-5x5mL 5x5mL
EUR 210

N,N'-Dimethylurea

D479753 1kg
EUR 98
Description: 96-31-1

N,N''-Dimethylurea

GL3093 100g
EUR 17.96

N,N’-Dimethylurea

GRM6954-500G 1 unit
EUR 28.58
Description: N,N’-Dimethylurea

Benzene for HPLC & UV Spectroscopy, 99.8%

36823 500 ml
EUR 2.6
Description: Part A

Toluene for HPLC & UV Spectroscopy, 99.8%

29490 500 ml
EUR 3.22
Description: Part A

Acetone for HPLC & UV Spectroscopy, 99.9%

11340 500 ml
EUR 3.42
Description: Part A

Methanol, for HPLC, gradient grade, 99.9%

GS7398 500ml
EUR 34.97

Methanol, for HPLC, gradient grade, 99.9%

GS7398-1 1
EUR 21.6

Methanol, for HPLC, gradient grade, 99.9%

GS7398-2500 2500
EUR 38.1

Methanol, for HPLC, gradient grade, 99.9%

GS7398-500 500
EUR 19.3

Octyl sulphate, sodium salt, For HPLC

RM1734-1G 1 unit
EUR 17.44
Description: Octyl sulphate, sodium salt, For HPLC

Octyl sulphate, sodium salt, For HPLC

RM1734-5G 1 unit
EUR 78.49
Description: Octyl sulphate, sodium salt, For HPLC
Whereas they offer comparable performances by way of signal-to-noise ratio, real-time processing of the stabilized sign is much less demanding by way of computational energy. Lastly, a proof-of-principle spectroscopic measurement was carried out, displaying the likelihood to cut back the quantity of information to be processed by three orders of magnitude, in comparison with the free-running system.

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