MaTecK GmbH

Metal single crystals

Ag, Al, Au, B, Ba, Be, Bi, Cd, Co, Cr, Cu, Fe, Ge, Hf, In, Ir, Mg, Mo, Nb, Ni, Pb, Pd, Pt, Re, Rh, Ru, Sb, Si, Sn, Ta, Te, Th, Ti, V, W, Zn
(and its alloys)

Crystals for monochromators (Be, Bi, Cu, Ge, graphite, Ni, etc.)

Growth methods: Czochralski, Bridgman, floating zone, gas phase and others

orientation to an accuracy of <0.1°

custom shape forming by sawing, cutting, drilling, spark erosion machining

grinding and polishing of surfaces

surface roughness to < 0.03µm

Substrate single crystals

for superconductivity: Al₂O₃, LaAlO₃, MgO, NdGaO₃, SrLaGaO₄, SrTiO₃, Nb:SrTiO₃, YAlO₃, ZrO₂(Y), etc.

bicrystals: AlO₃, MgO, SrTiO₃, Nb:SrTiO₃, ZrO₂(Y), etc.

for III-V nitrides: Al₂O₃, LiAlO₂, LiGaO₂, MgAl₂O₄, MgO, NiAl, SiC, ZnO, etc.

epi-ready polishing of surfaces with an orientation accuracy of <0.5° (standard) and better

Oxide single crystals

BaTiO₃, CoO, Cr₂O₃, FeO, Fe₂O₃, Gd₃Ga₅O₁₂, MnO, NiO, SiO₂, etc.

polishing of surfaces with an orientation accuracy from 2° to <0.1°

Pure elements and alloys

Ag, Al, As, Au, B, Ba, Be, Bi, C, Ca, Cd, Ce, Co, Cr, Cs, Cu, Dy, Er, Eu, Fe, Ga, Ge, Hf, Hg, Ho, In, Ir, K, La, Li, Lu, Mn, Mg, Mo, Na, Nb, Nd, Ni, Os, P, Pb, Pd, Pr, Pt, Rb, Re, Rh, Ru, S, Sa, Sb, Sc, Se, Si, Sn, Sr, Ta, Te, Tb, Tl, Th, Tm, Ti, U, V, W, Y, Yb, Zn, Zr

pure ingots, tubes, foils, wires, granules, powder, targets, thermoelements etc.

purity from 3N to 7N

Optical crystals

AgBr, AgCl, BaF2, CaF2, CdTe, CsI, fused silica, Ge, KBr, KCl, KRS-5, LiF, MgF2, NaCl, sapphire (including tubes), Si, ZnSe

mirrors, prisms, lenses, windows & wedges with diameter up to 8.5"

Semiconductor single crystals

electronic grade Ge- and Si-wafers (doped and undoped)

II-VI semiconductors (CdTe, CdS, CdSe, ZnS, ZnSe, ZnTe, etc.)

III-V semiconductors (GaAs, GaP, GaSb, InAs, InP, InSb, etc.)

IV-VI semiconductors (PbS, PbSe, PbTe, SnTe, etc.)

Sputter targets

metals, non-metals and chemical compounds

with purity from 99 to 99.99999%

Other materials and services

non-crystal materials such as ceramics, PM-materials, etc.

research on crystals and materials

Organic molecular single crystals and salts

fluorides, chlorides, bromides, iodides, chlorates, bromates, iodates, sulfates, nitrates, phosphates, dithionates, fluoroborates, formates, acetates and other organic anions of many inorganic and also certain organic cations.

Further, we are prepared to perform informational experimental steps and studies for crystal growth experiments of hitherto not yet available materials.

Nanofabrication products

Nanofabrication process services: EB lithography (Electron beam lithography), Resist patterning (photo-lithography), Etching (Dry etching and Wet etching), Thin film fabrication, Au nano patterns, Conical structure nano pattern array (moth-eye structure for anti-reflection), X-ray mask, EB mask, Photo mask, X-ray analysis service

Templates for Nanoimprint Lithography (NIL): Templates for Nanoimprint < Standard templates >, "Custom-made" templates for Nanoimprint

Optical components: Grating, Step grating, V-groove grating (Blazed grating), Multi-channel grating, Microlens array, Multi-level hologram, Wire grid polarizer, Anti-reflective structures, Pin hole Scale: Scale for metrology (Standard type scale), Scale for step height measuring (Standard type scale), Standard sample for in-depth profiling, nm-scale for nm-beam size measurement Membrane / Stencil products: SiC membrane , SiN membrane, Stencil products, Membrane MEMS