Ulrich Hopp Universitaets-Sternwarte Muenchen Scheiner Str. 1 D 81679 Muenchen Tel.: (+49) (0)89 2180 6001 (Secretaries) Fax: (+49) (0)89 2180 6003 email: hopp @ usm.uni-muenchen.de

Papers:

U. Hopp, R.E. Schulte-Ladbeck, J. Kerp: Searching for Stars in Compact High Velocity Clouds. II 2007, MNRAS, 374, 1164 (astro-ph/0610748)

Daniel Thomas, F. Brimioulle, Ralf Bender, Ulrich Hopp, Laura Greggio, Claudia Maraston, Roberto P. Saglia:
A counter-rotating core in the dwarf elliptical galacy VCC 510, 2006, A&A, 445, L19 (astro-ph/0511409)

S.A. Pustilnik, D. Engels, V.A. Lipovetsky, A.Y. Kniazev, A.G. Pramskij,
A.V. Ugryumov, J. Masegosa, Y.I. Izotov, F. Chaffee, I. Marquez, A.L. Teplyakova,
U. Hopp, N. Brosch, H.-J. Hagen, J.-M. Martin
The Hamburg/SAO survey for emission-line galaxies. VI.
The sixth list of 126 galaxies 2005, A&A, 442, 109 (astro-ph/0507082)

R. E. Schulte-Ladbeck, B. Koenig, C. J. Miller, A. M. Hopkins, I. O. Drozdovsky,
D. A. Turnshek, U. Hopp: Emission-line spectroscopy of Damped Lyman Alpha Systems:
The case of SBS 1543+593/HS 1543+5921 2005, ApJ, 625, L79 (astro-ph/0504556)

A. Begum, J.N. Chengalur, U. Hopp:The little galaxy that could: Kinematics of Camelopardalis B,
2003, New Astronomy, 8, 267 (astro-ph/0301194)

U. Hopp, R.E. Schulte-Ladbeck, J. Kerp: Searching for Stars in Compact

High-Velocity Clouds. I. First Results from VLT and 2MASS,

2003, MNRAS, 339, 33 (astro-ph/0210287)

A. Begum, J.N. Chengalur, U. Hopp:The little galaxy that could:

Kinematics of Camelopardalis B, 2003, New Astronomy, 8, 267 (astro-ph/0301194)

Regina E. Schulte-Ladbeck, Ulrich Hopp, Igor O. Drozdovsky,

Laura Greggio, Mary M. Crone:The Oldest Stars of the Extremely

Metal-Poor Local Group Dwarf Irregular Galaxy Leo A, 2002,

AJ, 124, 896 (astro-ph/0205052)

Igor O. Drozdovsky, Regina E. Schulte-Ladbeck, Ulrich Hopp,

Laura Greggio, Mary M. Crone:The dwarf Irregular/Wolf-Rayet

galaxy NGC 4214: I. Stellar content, a new distance, and

global parameters, 2002, AJ, July 2002, accepted (astro-ph/0205011)

I. O. Drozdovsky, R. E. Schulte-Ladbeck, U. Hopp, M. M. Crone, L. Greggio:

The Stellar Content of NGC 6789, A Blue Compact Dwarf Galaxy in the Local Void,

2001, ApJ (Letters) accepted (astro-ph/0102452)

R. E. Schulte-Ladbeck, U. Hopp, L. Greggio, M. M. Crone,

I. O. Drozdovsky: A Near-Infrared Stellar Census of Blue Compact Dwarf Galaxies:

The Wolf-Rayet Galaxy I Zw 36, 2001, AJ, June 2001(astro-ph/0102397)

A.Y. Kniazev, D. Engels, S.A. Pustilnik, A.V. Ugryumov,

T.F. Kniazeva, A.G. Pramsky, N. Brosch, H.-J. Hagen, U. Hopp,

Y.I. Izotov, V.A. Lipovetsky, J. Masegosa, I. M'arquez, J.-M. Martin:

The Hamburg/SAO Survey for Emission--Line Galaxies.

IV. The Fourth List of 119 Galaxies 2001, A&A, 366, 771 (astro-ph/0012158)

CRONE, M.M., SCHULTE-LADBECK, R.E., HOPP, U., GREGGIO:

A Compact Population of Red Giants in the Blue Compact Dwarf Galaxy UGCA 290,

2000, ApJL 545, L31(astro-ph/0009504)

SCHULTE-LADBECK, R.E., HOPP, U., GREGGIO, L., CRONE, M.M.:

A Near-Infrared Stellar Census of Blue Compact Dwarf Galaxies:

NICMOS Detection of Red Giant Stars in the Wolf-Rayet Galaxy Mrk 178,

AJ, 120, 1713, 2000 (astro-ph/0007417)

Kniazev A.Y., Pustilnik S.A., Masegosa J.,M'arquez I., Ugryumov A.V.,

Martin J.-M., Izotov Y.I., Engels D., Brosch N., Hopp U., Merlino S.,

Lipovetsky V.A. HS 0822+3542 -- a new nearby extremely metal-poor galaxy;

A&A 357, 101 (2000)(astro-ph/0003320)

VENNIK, J., HOPP, U., POPESCU, C.C.:

Surface Photometry of emission-line galaxies in low density regions;

A&AS 142, 399 (2000)

HOPP, U., ENGELS, D., GREEN, R.F., UGRYUMOV, A.V., IZOTOV, Y.I.,

HAGEN, H.J., KNIAZEV, A.Y., LIPOVETSKY, V.A., PUSTILNIK, S.A.,

BROSCH, N., MASEGOSA, J., MARTIN, J.-M., M\'ARQUEZ, I.:

The Hamburg/SAO Survey of emission--line galaxies III.

A third list of 81 galaxies; A&AS 142, 417 (2000) (astro-ph/0001054)

POPESCU, C.C., HOPP, U.:

A spectrophotometric catalogue of HII galaxies , A&AS 142, 247 (2000)

(astro-ph/9912490)

SCHULTE-LADBECK, R.E., HOPP, U., GREGGIO, L., CRONE, M.M.:

A Near-Infrared Stellar Census of the Blue Compact Dwarf Galaxy VII Zw 403 ,

AJ, 118, 2705 (1999) (astro-ph/9909216)

POPESCU, C.C., HOPP, U., ROSA, M.:

On the Star-Formation Properties of Emission-Line-Galaxies in and

around Voids;

A&A 350, 414 (1999) (astro-ph/9909184)

SCHULTE-LADBECK, R.E., HOPP, U., CRONE, M.M., GREGGIO, L.:

A Stellar Population Gradient in VII Zw 403 - Implications for the Formation

of Blue Compact Dwarf Galaxies, ApJ 525, 709 (1999) (astro-ph/9905102)

HOPP, U., SCHULTE-LADBECK, R.E., GREGGIO, L., MEHLERT, D.:

Fundamental properties of the new dwarf galaxy And VI - alias 'Pegasus Dwarf'

- a new companion of M31; A&A (Letters) 342, L9 (1999) (astro-ph/9811281)

HOPP, U.:

Distance, structure and bright stellar content of the dwarf irregular galaxy UGC 685;

A&AS 134, 317 (1999) (astro-ph/9809091)

SCHULTE-LADBECK, R.E., HOPP, U.:

1997, The Stellar Content of 10 Dwarf Irregular Galaxies;

AJ 116, 2886; 1998 (astro-ph/9809196)

KRONBERG, P.P., LESCH, H., HOPP, U.:

Magnetization of the Intergalactic Medium by Primeval Galaxies; ApJ 511, 53 (1999)

UGRYUMOV, A.V., ENGELS, D., LIPOVETSKY, V.A., HAGEN, H.J.,

HOPP, U., PUSTILNIK, S.A., KNIAZEV, A.Y., IZOTOV, Y.I.,

RICHTER, G., POPESCU, C.C.:

THE Hamburg/SAO Survey of emission--line galaxies I. A first list of 70 galaxies;

A&AS 135, 511 (1999)

POPESCU, C.C., HOPP, U., HAGEN, H.J., ELSAESSER, H.:

Search for for emission-line galaxies towards nearby voids. List 2;

A&AS 133, 13 (1998)

SCHULTE-LADBECK, R.E., CRONE, M., HOPP, U.:

'Baade's red sheet' resolved into stars with HST in the Blue Compact Dwarf

Galaxy VII Zw 403; ApJ 493, L23 (1998) (astro-ph/9708240)

POPESCU, C.C., RAFANELLI, P., BENETTI, S., HOPP, U.,

BIRKLE, K., ELSAESSER, H.:

SN 1995 ah - the first supernova observed in a Blue Compact Dwarf galaxy;

A&A 326, 982 (1997) (astro-ph/9707301)

V. A. LIPOVETSKY, F. CHAFFEE, Yu. I. IZOTOV, C. FOLTZ,

A. Yu. KNIAZEV, U. HOPP:

SBS 0335-052W - A New, Extremely Low Metallicity Dwarf Galaxy;

ApJ 519, 177, 1999 (astro-ph/9902368)

POPESCU, C.C., HOPP, U., ELSAESSER, H.:

Results of a search for emission-line galaxies towards nearby voids.

The spatial distribution; A&A 325, 881 (1997) (astro-ph/9706004)

BOMANS, D., CHU, Y.-H., HOPP, U.:

The supergiant Shells and Hot Gas in NGC 4449;

AJ 113, 1678 (1997) (astro-ph/9702121)

HUCHTMEIER, W.K., HOPP, U., KUHN, B.:

HI observations of dwarf galaxies in voids; A&A 319, 67 (1997)

KUHN, B., HOPP, U., ELSAESSER, H.:

Results of a search for faint galaxies in voids; A&A 318, 405 (1996).

KLEIN, U., HUMMEL, E., BOMANS, D.J., HOPP, U.:

The synchrotron halo and magnetic field of NGC 4449; A&A 313, 396 (1996)

VENNIK, J., HOPP, U., KOVACHEV, B., KUHN, B., ELSAESSER, H.:

Surface photometry of galaxies in low density regions; A&AS 117, 261 (1996)

POPESCU, C.C., HOPP, U., HAGEN, H.J., ELSAESSER, H.:

Search for emission line galaxies towards nearby voids.

Observational data; A&AS 116, 1, (1996) (astro-ph/9510127)

HOPP, U., SCHULTE-LADBECK, R.E.:

CCD photometry of 11 resolved dwarf irregular galaxies; A&AS 111, 527 (1995)

HOPP, U., KUHN, B., THIELE, U., BIRKLE, K., ELSAESSER, H., KOVACHEV, B.:

A redshift survey for faint galaxies towards nearby voids of galaxies; A&AS, 109, 537 (1995)

HENKEL, C., STICKEL, M., SALZER, J.J., HOPP, U., BROUILLET, N., BAUDRY, A.:

A possible protogalaxy near M81; A&A 273, L15 (1993)

HOPP, U., SCHULTE-LADBECK, R.E.:

The dwarf galaxy UGC 5272 and its small companion galaxy; A&A 248, 1 (1991)

HOPP, U., SCHULTE-LADBECK, R.E.:

The Stellar Content and Morphology of the Dwarf Irregular Galaxy Holmberg IX;

A&A 188, 5 (1987)

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... and contribution to conferences: Invited

Hopp, U.:

Star formation history of local BCDs and those in voids, Proc. of the

40th meeting of the Bonn-Bochum Graduierten Kolleg "Dwarf Galaxies and their Environment", January 2001, Bad Honnef

HOPP, U.:

Properties of galaxies in and about voids; in: D.Hamilton (ed.),

Proceedings of a Ringberg workshop 'The evolving universe', 1998, Kluwer, p. 59

(astro-ph/9702230)

HOPP, U., KUHN, B.:

How empty are the voids? Results of an optical survey; in: G.Klare (ed.)

'Reviews in Modern Astronomy' 7, 277 (1995)

HOPP, U.:

Optical Search for Dwarf Galaxies in Voids. in: G.Meylan & P.Prugniel (eds.),

Proceedings of the ESO/OHP Workshop on Dwarf Galaxies, Observatoire de

Haute Provence, Sept. 1993, ESO Workshop Proceedings No. 44, 37 (1994)

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email: hopp @ usm.uni-muenchen.de