III–Vs review 1993 source materials supplier directory

III–Vs review 1993 source materials supplier directory

IIl-Vs Review 1993 Source Materials Supplier Directory IaAkzo Chemicals, Inc. 2. 2308 Sweetwater Drive, Martinez, CA 94553, USA. 3. Richard H. Pearce,...

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IIl-Vs Review 1993 Source Materials Supplier Directory IaAkzo Chemicals, Inc. 2. 2308 Sweetwater Drive, Martinez, CA 94553, USA. 3. Richard H. Pearce, Business Manager, Electronic Chemicals. 4. Tel/fax: [1](510) 372-6604/6604. 5. Akzo Chemicals Ltd., 1-5 Queens Road, Hersham, Walton-on-Thames, Surrey, KT12 5NL, UK. Tel/fax: [44] (0)932 247891/231204. 6. Highest purity organometallic compounds for CVD. 7. Performance-guaranteed products in returnable cylinders.

IBAtomergic Chemetals Corp.

IaAir Liquide Group 2. European Electronics Group, B.P. 25, 78184 Saint Quentin En Yvelines Cedex, France. 3. Dr Martine Bridenne 4. Tel/fax: [33] 1 30 857023 / 584602. 5. American Electronics Group, 2121 North Carolina Blvd, PO Box 8038, Walnut Creek, CA 94596, USA. Contact: Jim Webber, Tel/fax: [1] (510) 977 6520/6261. 6. The only arsine source in Europe, ultra pure hydrides, dopant mixtures, purge gases, wide range of organometallies. Total gas handling systems and waste gases removal equipment designed to the highest safety standards. 7. Total cleanroom approach, outstanding ESG analytical capabilities (ICP-MS, ICP-OES, GC/MS, GFAAS) featuring an internationally recognised metallic impurities expertise.

IBAir Products plc 2. Air Products Continental European Specialty Gases Facility, Zoning Industriel de Sombreffe, B-5140 Sombreffe, Belgium. 3. Dr Tim Raby, Product Manager, Electronics 4. Tel/fax: [32] (0)71 814281/813929. 5. UK office, Hersham Place, Molesey Road, Walton-onThames, Surrey KT12 4RZ UK. Tel/fax: [44] (0)932 249200/249255. 6. Wide range of organometallics, hydrides, bulk gases. Zinc and magnesium alkyls. TMG & TMI 99.9995%. Metals bases, dopant mixtures (in better than 99.9999% hydrogen balance) and other related products. OMs: TMG, TEGa, TMAI, TEAl, TIB-Ga, alane adducts, ASH3, phenylarsine, TM-arsine, TMIn, TEIn, TMSb, PH3, DMTe, DETe, DIPTe, DMCd, DECd, DMZn, DEZn, DMZn-amine adducts, BDZ, H2Se, TMED-DMZ, Sill4, disilane, TMG-TEP adduct and other materials. 7. One of the broadest ranges of source materials, especially precursors and source gases (see Epichem entry).

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2. 222 Sherwood Ave., Farmingdale, New York 117351718, USA. 3. M. Blum 4. Tel/fax: [1] (516) 694-9000/9177. 5. Contact Head Office.. 6. Billiton Precursors OMs (q.v.) 8N and 6N pure doping metals (As, P, Sb, In, Be, Ga). Vitreous carbon labware. Ge, As, Ga for production. GaAs, sapphire, MgO, SrTiO3 and other substrates. 7. Custom products to customer spec.

IIAtomet 2. 222 Sherwood Ave., Farmingdale, New York 117351718, USA. 3. Dr. Michael Martin 4. Tel/fax: [1] (516) 694-9000/9177. 5. Contact: Head Office. 6.. GaAs, GaP. GaSb, InP, InAs, InSb, HgCdTe. 7. Custom products to customer specs. Contract Epitaxial services: MOCVD, MBE, LPE, LYE. Complete analytical services: SSMA, FAB SIMS, SIMS, CMS, AEAES, ICPAES, AAS, XRFS, INAA, NGAIA, EAAMA, He-3 AA, VEGMS, PP, NMR, EPMA, LIMS, SNMS, SAM, XPS,TEM, SEM, FTIR, XRD, EBD, FR, DLTS, PERS, SIS, HWS, ASTM-testing.

aaBandgap Chemical Company 2. 1861 Lefthand Circle, Longmont, Colorado 80501, USA. 3. Carole Levers 4. Tel/fax: [1] (303) 678-0700/442-0711. 5. Bandgap Technology Corp. Carl-Zeiss-Ring 14, 8045 Ismaning, Germany, tel/fax: [49] 89-99-65330/6533-20. 6. TMGa, TMIn, TMA1, WF6. 7. Analyses performed internally by OES and ICP-Mass spectroscopy. Electrical and photoluminescence studies are performed on epilayers grown in-house. High purity electropolished bubblers are returnable/reusable and are dedicated to specific compounds with complete traceability. Cleanroom compatible packaging is employed.

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Custom analytical work can bc performed ~tly~ ~cqucst. Full Q.A. and SPC programs are utilized, aimed toward ISO 9000 certification.

IBIndium Corporation of America 1676 L~incoln ,\v~'nuc. ~ifica, NY 13502, USA. • tel fax: 11} i?,15} S53-49<)0,'1000. 4. David A. Minckie~ 5. ('ontact Head Office¢,. Several semiconductor-grade indium products are :tvailable including metals ranging from 6N indium to the highest purity 7N indium for production of critical IIIV compound semiconductor devices and crystal growth process research. The product line also includes 6N5WCI (with controlled impuritiesl and 6N5. Indium is available in bulk ingots, epitaxial sources, doped indium pellets, PBN filled crucibles and shot. Indium trichloride is also available. 7. Indium Corporation was, in 1934, the first to commercialize indium and is the world's largest producer, refiner, fabricator and marketer of indium and ils derivative products

BaBilliton Precursors BV 2. Westervoortsedijk 67d, PO Box 639, 6800 AP, Arnhem, The Netherlands 3. Dr RG Lythe/Dr James Wilkie 4. Tel/fax: [31] (0)85 654882/654664. 5. Shell Japan, Mr H Neriishi, Kasumigaseki Bldg 29F, 2-5 Kasumigaseki 3-Chome, Chiyoda-Ku, Tokyo 100, Japan. Tel/fax: [81] (0)33 581 6303/6376. Atomergic Chemetals Corp., Mike Martin, 222 Sherwood Ave., Farmingdale, NY 11735-1718 USA. Tel/fax: (516) 694 9000/9177. Shell Pacific Enterprises Ltd., Korea Branch, MK Lee, Gwanghwamoon PO Box 396, 368 3Ka Choongjeongro, Seodaemoon-ku, Seoul, Republic of Korea. Tel/fax: [82] (0)2 363 0041/393 6186. 6. TMA, TMG, TEG, solution TMI, TMI, DMZ, DEZ, TDT, TPT, TTBZ, TEL. 7. Certification of purity (through analysis by Direct Injection ICP-OES and ICP-MS). Certification of performance for TMG, TMI and TMA from MOVPE through full characterisation. Cylinder return service.

IIJohnson Matthey Electronics 2. E15128 Euclid Ave, Spokane, WA 99216, USA. 3. Steve Page. 4. Tel/fax: [1] (509) 924 2200/922 8734. 5. European Contact: Tom Purcell ~ei/fax: [44} (0)763 253612/253796. 6. Johnson Matthey is a major supplier of high purity metals and substrates for the II-VI and III-V community. For ll-Vl applications high purity Cd, Te, Zn and Hg are available. Other pure metals include AI, Sb, As (MBE), Bi, Cu, Au, low alpha Pb, Ag and Sn. 7. The high purity metals can be obtained in fabricated form to customers' requirements for applications such as MBE or LPE. Due to the high purity starting materials, Johnson Matthey continues to be the major supplier of substrates for infrared devices and include CMT, CZT. CdTe, GaSb, InSb and sapphire.

BaDowa Mining Co., Ltd. 2. 8-2 Marunouchhi 1 Chome, Chiyoda-ku, Tokyo 100, Japan. 3. Tel/fax: [81] 03-3201-1067/1098 4. Mr Y. Matsusaka, Semiconductor Materials Department. 5. New Materials Section, Osaka Branch. 8.5-8N Cu, 6-7N, Ga, In, Sb, Cd, Ge, Zn. 6.5N Te, Bi. 6N Se (In-Te, ln-Zn) alloy. 6-7N GaAs poly-crystal, GaAs single crystal wafer 2,3,4 -inch. 7. We are the only vendor of 7N-Sb in the world.

BaEpichem Ltd.

BBMetaleurop S.A

2. Power Road, Bromborough, Wirral, Merseyside, L62 3QE uK. 3. Dr. A. C. Jones/Dr. L. M. Smith 4. Tel: [44] (0)51 334 2774/6422. 5. Contact Head Office. 6. Organometallics available at 99.9999% purity (metals basis). A wide range of III-V and II-VI standard precursors, dopants and other materials available on request. Organometallics include: TMG, TEGa, TIBGa, TIPGa, TMA (including a new low oxygen grade), alane adducts, TEA1, TMIn, DMZn, DEZn, DMZn amine adducts, DIPTe, DETe, DMTe, DMCd, DEed, TMSb. Arsine and phosphine substitutes including TBA and TBP. Dopants for III-Vs and II-VIs. High temperature superconductor precursors• 7. Epichem is also a world leading research company. Supplier of one of the broadest ranges of organometallic precursors with 10 years experience. Unique adduct purification technology giving highest quality organometallies. Plant scale production and full analyses. Worldwide distribution utilising Air Products (q.v.). Other products include silane and BCI~. Return bubbler service.

2. 58 rue R. Salengro, 94126 Fontenay sous bois Cedex France. 3. Contact: Mr Porrmann at PPM Pure Metals, tel: [49] (49) 5326 507164, or Ms de Vaulgrenant in France, tel: [33] I 43 94 47 45. 4. Tel/fax: [33] (1) 43 94 47 00/48 73 47 26. 5. USA/Canada: Amalgamet Canada, Suite 418, 11 Richmond Street West, Toronto, Ontario M5H 2G4, Canada. Tel: [1] (416) 366 3954. Japan: Minemet Japan, CPO BOX 403, 100-91 Tokyo. Tel: [8l] 33 581 1360. UK: William Rowland, 9 Meadow Street, Sheffield $3 7BL, tel: [44] (0)742 769421. 6. High purity metals and compounds such as arsenic (to 7N purity), indium (4N to 7N purity), gallium, cadmium, tellurium, lead and copper, germanium tetrachloride, germanium oxide, germanium metal and blanks. 7. All growth, cleaning, packaging for epi is done in a Class 10 cleanroom. Extensive characterisation, analysis and testing available in-house.

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mMining & Chemical Products Ltd. 2. Rosemont Road Works, Alperton, Wembely, HAO 4PE, UK.

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3. M. Fickling. 4. Tel/fax: [44] (0)81 902 1191/5944. 5. Metalspecialities Inc. 515 Commerce Drive, Fairfield, CN 06430, USA. Tel/fax: [1] (203) 384-0331/368-4082. E&M Corp., Belletone Building 3F, 4-6 Tsurigane-Cho, 1Chome, Chuo-Ku, Osaka 540, Japan. Tel/fax: [81] 6 947 1175/1728. 6. Compounds and elements: high purity indium (6.7N) with complete mass spectrographic analyses. II-VI compounds. Bi, Ga, Se and Te alloys and compounds. 7. Indium is cast out in an inert, oxygen-free atmosphere. Ingots are individually vacuum packed.

IIMorton International Advanced Materials CVD Metalorganics 2. 148 Andover Street, Danvers, MA 01923, USA. 3. Barry I.Faye, VP of Advanced Materials; Dr. Benjamin C. Hui, Director; Philip McGraw, Sales Manager; Christine Petrosino, Sales Associate. 4. Tel/fax: [1] (508) 750-9490/4298. 5. Morton International Advanced Materials/France, 2, rue de la Montjoie, B.P. 65, 93212 La Plaine Saint-Denis Cedex France. Bruno Cottin, Director of European Sales Catherine Benchetrit, Sales Coordinator. Tel/fax: [33] 48 090808/093629. 6. Complete line of high purity metalorganic precursors for MOVPE. Sources include oxygen reduced, chemically purified grades, and other high purity grades of TMA1, TEA1, TMGa, TMIn, TEIn, EDMIn, DMZn, DEZn, DMCd, DIPTe, DMTe, DETe, TMSb, TMAs, MEAs, and very many others. 7. Special cylinders and bubblers. MOVPE growth prequalification, custom synthesis, superconductor sources. Wide selection of precursors stocked in Europe and available for immediate delivery.

IINikko Kyodo Co., Ltd. 2. Compound Semiconductor Materials Marketing Dept. 10-1, Toranomon 2-chome, Minato-ku, Tokyo 105, Japan. 3. Miss N. Okado 4. Tel/fax: [81] 5573 6592/6779. 5. Nippon Mining (UK) Ltd. Princes House, 95 Gresham Street, London EC2V 7NA, UK. Contact: Mr Kotsuki. Tel/fax: [44] 071 796 3345/3046. 6. InP and GaAs substrates and other materials. Sources: In as 6N, low Si, for high mobility epilayers, for MBE. Dopants: Te, Cd, Zn in various forms - ingot, etc. Other elemental sources: In, Te, Cd, Zn, 7N in ingot and other forms. 7. Packaging - vacuum sealed in bags custom made. Stringent QC: extensive analysis - ICP, FAAS, SSMS, GDMS and others plus epigrowth and residual resistance ratio.

aaPoco Graphite, Inc. 2. 1601 South State Street, Decatur, Texas 76234, USA. 3. Miles D. Holder, International Sales Manager 4. Tel/fax: [1] (817) 627-2121/7516. 5. Unocal Chemicals Europe, S.A.R.L., Centre d'Affaires La Boursidiere, B.P. 128, 92357 Le Plessis Robinson

Cedex, France. Contact: Mr. Francis Locher, Tel/fax: [33] 1-46-31-70-70/-22-31. 6. Poco precision machines graphite to your prints for LPE boats, MOCVD susceptors and MBE heaters, crucibles and other components. 7. Poco's graphite materials feature exceptional strength, superior cleanliness, high purity and outstanding uniformity. Poco's DEP3-2 is the material of choice for worldwide LPE applications.

nSintec CVD Ltd. 2. 227 Berwick Avenue, Slough Trading Estate, Slough, Berks, SL1 4QT, UK. 3. Mr J Cullen 4. [44] (0)753 571356/536617. 5. Contact Head Office 6. pBN-boats, crucibles, tubes, plates and coatings. Pyrolytic graphite - crucibles, plates and coatings. Silicon carbide coatings. 7. Full service: custom and standard products, analysis sheet, back-up.

alSolkatronic Chemicals, Inc. (Member of the Solvay Group) 2. 30 Two Bridges Road, Fairfield, NJ 07004, USA 3. J.A. Swanciger/N.McGrath 4. Tel/fax: [1] (201)-882 7900/7967. 5. Main Plant: Morrisville, Pennsylvania. Stocking locations: Phoenix, Arizona; Portland, Oregon; Busan, Korea; Taiwan. 6. Ammonia*, arsine*, argon, arsenic pentafluoride, boron trichloride*, boron trifluoride*, carbon dioxide*, carbon tetrafluoride*, chlorine*, diborane, dichlorosilane, doping gas mixtures, hexafluoroethane*, germane, helium*, hydrogen*, hydrogen chloride*, hydrogen selenide, nitrogen*, nitrogen trifluoride, nitrous oxide*, oxygen*, phosphine, plasma etching mixtures, silane, silicon tetrachloride, silicon tetrafluoride*, sulfur hexafluoride*, trichlorosilane, tungsten hexafluoride (*MEGABIT Purity). Pressure regulators, gas control panels, valves, purifiers, ceramic filters, teflon membrane filters, fiberglass filters, purge assemblies, cylinder holders. Emergency response containment vessels, leaking cylinder cap, speciality gas emergency response training course, specialty gas right-to-know training. 7. Basic producer of arsine, phosphine, hydrogen selenide and silicon tetrafluoride. MEGABIT and MOCVD grade gases are packaged in Solkatronic's microPure cylinders.

IBXycarb Ceramics BV 2. Zuiddijk 4, 5705 CS Helmond, The Netherlands. 3. Arnold J. Bijker. 4. Tel/fax: [31] 4920 48345/34135. 5. Contact Head Office. 6. High-precision and high-purity graphite, quartz and ceramic products for all front-end equipment and processes. Ceramic CVD coatings like SiC, pyrolytic graphite, TiN, TiC and A1N. IR lamps and IR gold plated reflectors. Worldwide supply, engineering support and service.