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Toplam 29130 kayıt

Diaquabis 4 dimethylamino benzoato kappa O nicotinamide kappa N 1 manganese II dihydrate

DOI        Hökelek, T., NECEFOĞLU, H. (2007) "Diaquabis 4 dimethylamino benzoato kappa O nicotinamide kappa N 1 manganese II dihydrate", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 63 (5) [SCI Expanded] DOI       " data-bs-content-id="YazarBilgi-9545"> Hökelek, T., NECEFOĞLU, H. (2007) "Diaquabis 4 dimethylamino benzoato kappa O nicotinamide kappa N 1 manganese II dihydrate", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 63 (5) [SCI Expanded] DOI        Hökelek, T., NECEFOĞLU, H. (2007) "Diaquabis 4 dimethylamino benzoato kappa O nicotinamide kappa N 1 manganese II dihydrate", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 63 (5) [SCI Expanded] DOI       
2007 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS

abis 4 fluorobenzoato kappa O bis nicotinamide kappa N 1 cobalt II

Çaylak, N., Hökelek, T., Necefoğlu, H. (2007) "abis 4 fluorobenzoato kappa O bis nicotinamide kappa N 1 cobalt II", ACTA CRYSTALLOGRAPHICA SECTION E, 63 (0) p. 1341 [SCI Expanded]   Çaylak, N., Hökelek, T., Necefoğlu, H. (2007) "abis 4 fluorobenzoato kappa O bis nicotinamide kappa N 1 cobalt II", ACTA CRYSTALLOGRAPHICA SECTION E, 63 (0) p. 1341 [SCI Expanded]  
2007 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E

An investigation on the effects of Nickel II p hydroxybenzoate on genomic DNA

     Devrim, A.K., Arslantas, A., Kaya, N., NECEFOĞLU, H. (2007) "An investigation on the effects of Nickel II p hydroxybenzoate on genomic DNA", ASIAN JOURNAL OF CHEMISTRY, 19 (7) pp. 5417-5424 [SCI Expanded]      " data-bs-content-id="YazarBilgi-9547"> Devrim, A.K., Arslantas, A., Kaya, N., NECEFOĞLU, H. (2007) "An investigation on the effects of Nickel II p hydroxybenzoate on genomic DNA", ASIAN JOURNAL OF CHEMISTRY, 19 (7) pp. 5417-5424 [SCI Expanded]       Devrim, A.K., Arslantas, A., Kaya, N., NECEFOĞLU, H. (2007) "An investigation on the effects of Nickel II p hydroxybenzoate on genomic DNA", ASIAN JOURNAL OF CHEMISTRY, 19 (7) pp. 5417-5424 [SCI Expanded]      
2007 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ASIAN JOURNAL OF CHEMISTRY

Diaquabis 4 chlorobenzoato kappa O bis nicotinamide kappa N cobalt II

Çaylak, N., Hölelek, T., Öztürkkan, E., Necefoğlu, H. (2007) "Diaquabis 4 chlorobenzoato kappa O bis nicotinamide kappa N cobalt II", ACTA CRYSTALLOGRAPHICA SECTION E, 63 (0) p. 1344 [SCI Expanded]   Çaylak, N., Hölelek, T., Öztürkkan, E., Necefoğlu, H. (2007) "Diaquabis 4 chlorobenzoato kappa O bis nicotinamide kappa N cobalt II", ACTA CRYSTALLOGRAPHICA SECTION E, 63 (0) p. 1344 [SCI Expanded]  
2007 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E

Crystallographic patterns in nature and Turkish art

DOI        NECEFOĞLU, H. (2003) "Crystallographic patterns in nature and Turkish art", CRYSTAL ENGINEERING, 6 (4) pp. 153-166 [SCI Expanded] DOI       " data-bs-content-id="YazarBilgi-9549"> NECEFOĞLU, H. (2003) "Crystallographic patterns in nature and Turkish art", CRYSTAL ENGINEERING, 6 (4) pp. 153-166 [SCI Expanded] DOI        NECEFOĞLU, H. (2003) "Crystallographic patterns in nature and Turkish art", CRYSTAL ENGINEERING, 6 (4) pp. 153-166 [SCI Expanded] DOI       
2003 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
CRYSTAL ENGINEERING

Diaquabis 4 nitrobenzoato zinc II a redetermination

DOI       NECEFOĞLU, H., Clegg, W., Scott, A. (2001) "Diaquabis 4 nitrobenzoato zinc II a redetermination", ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 57 (0) [SCI Expanded] DOI      " data-bs-content-id="YazarBilgi-9550"> NECEFOĞLU, H., Clegg, W., Scott, A. (2001) "Diaquabis 4 nitrobenzoato zinc II a redetermination", ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 57 (0) [SCI Expanded] DOI       NECEFOĞLU, H., Clegg, W., Scott, A. (2001) "Diaquabis 4 nitrobenzoato zinc II a redetermination", ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 57 (0) [SCI Expanded] DOI      
2001 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE

Diaquabis N N diethylnicotinamide bis 2 hydroxybenzoato zinc II

DOI    NECEFOĞLU, H., Clegg, W., Scott, A. (2001) "Diaquabis N N diethylnicotinamide bis 2 hydroxybenzoato zinc II", ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 57 (0) [SCI Expanded] DOI   " data-bs-content-id="YazarBilgi-9551"> NECEFOĞLU, H., Clegg, W., Scott, A. (2001) "Diaquabis N N diethylnicotinamide bis 2 hydroxybenzoato zinc II", ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 57 (0) [SCI Expanded] DOI    NECEFOĞLU, H., Clegg, W., Scott, A. (2001) "Diaquabis N N diethylnicotinamide bis 2 hydroxybenzoato zinc II", ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 57 (0) [SCI Expanded] DOI   
2001 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE

trans diaquabis benzoato O bis nicotinamide N 1 cobalt II

DOI        Hökelek, T., NECEFOĞLU, H. (1999) "trans diaquabis benzoato O bis nicotinamide N 1 cobalt II", ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS, 55 (4) pp. 545-547 [SCI Expanded] DOI       " data-bs-content-id="YazarBilgi-9552"> Hökelek, T., NECEFOĞLU, H. (1999) "trans diaquabis benzoato O bis nicotinamide N 1 cobalt II", ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS, 55 (4) pp. 545-547 [SCI Expanded] DOI        Hökelek, T., NECEFOĞLU, H. (1999) "trans diaquabis benzoato O bis nicotinamide N 1 cobalt II", ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS, 55 (4) pp. 545-547 [SCI Expanded] DOI       
1999 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS

Diaquabis N N diethylnicotinamide bis 4 nitro benzoato zinc II

DOI    NECEFOĞLU, H., Clegg, W., Scott, A. (2001) "Diaquabis N N diethylnicotinamide bis 4 nitro benzoato zinc II", ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 57 (0) [SCI Expanded] DOI   " data-bs-content-id="YazarBilgi-9553"> NECEFOĞLU, H., Clegg, W., Scott, A. (2001) "Diaquabis N N diethylnicotinamide bis 4 nitro benzoato zinc II", ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 57 (0) [SCI Expanded] DOI    NECEFOĞLU, H., Clegg, W., Scott, A. (2001) "Diaquabis N N diethylnicotinamide bis 4 nitro benzoato zinc II", ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 57 (0) [SCI Expanded] DOI   
2001 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE

trans Diaquabis 4 fluorobenzoato kappa O bis nicotinamide kappa N 1 nickel II

  Necefoğlu, H., Özbek, F.E., Öztürk, V., Adıgüzel, V., Hökelek, T. (2011) "trans Diaquabis 4 fluorobenzoato kappa O bis nicotinamide kappa N 1 nickel II", ACTA CRYSTALLOGRAPHICA SECTION E, 67 (0) p. 1638 [SCI Expanded]   " data-bs-content-id="YazarBilgi-9554"> Necefoğlu, H., Özbek, F.E., Öztürk, V., Adıgüzel, V., Hökelek, T. (2011) "trans Diaquabis 4 fluorobenzoato kappa O bis nicotinamide kappa N 1 nickel II", ACTA CRYSTALLOGRAPHICA SECTION E, 67 (0) p. 1638 [SCI Expanded]    Necefoğlu, H., Özbek, F.E., Öztürk, V., Adıgüzel, V., Hökelek, T. (2011) "trans Diaquabis 4 fluorobenzoato kappa O bis nicotinamide kappa N 1 nickel II", ACTA CRYSTALLOGRAPHICA SECTION E, 67 (0) p. 1638 [SCI Expanded]   
2011 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E

Diaquabis 4 bromobenzoato kappa O bis N N diethylnicotinamide kappa N 1 manganese II

DOI      NECEFOĞLU, H., ÖZTÜRKKAN, F.E., Öztürk, V., Adigüzel, V., Hökelek, T. (2011) "Diaquabis 4 bromobenzoato kappa O bis N N diethylnicotinamide kappa N 1 manganese II", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 67 (9) [SCI Expanded] DOI     " data-bs-content-id="YazarBilgi-9555"> NECEFOĞLU, H., ÖZTÜRKKAN, F.E., Öztürk, V., Adigüzel, V., Hökelek, T. (2011) "Diaquabis 4 bromobenzoato kappa O bis N N diethylnicotinamide kappa N 1 manganese II", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 67 (9) [SCI Expanded] DOI      NECEFOĞLU, H., ÖZTÜRKKAN, F.E., Öztürk, V., Adigüzel, V., Hökelek, T. (2011) "Diaquabis 4 bromobenzoato kappa O bis N N diethylnicotinamide kappa N 1 manganese II", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 67 (9) [SCI Expanded] DOI     
2011 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS

Diaquabis 4 bromobenzoato kappa O bis N N diethylnicotinamide kappa N 1 copper II

DOI      NECEFOĞLU, H., ÖZTÜRKKAN, F.E., Öztürk, V., Adigüzel, V., Hökelek, T. (2011) "Diaquabis 4 bromobenzoato kappa O bis N N diethylnicotinamide kappa N 1 copper II", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 67 (9) [SCI Expanded] DOI     " data-bs-content-id="YazarBilgi-9556"> NECEFOĞLU, H., ÖZTÜRKKAN, F.E., Öztürk, V., Adigüzel, V., Hökelek, T. (2011) "Diaquabis 4 bromobenzoato kappa O bis N N diethylnicotinamide kappa N 1 copper II", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 67 (9) [SCI Expanded] DOI      NECEFOĞLU, H., ÖZTÜRKKAN, F.E., Öztürk, V., Adigüzel, V., Hökelek, T. (2011) "Diaquabis 4 bromobenzoato kappa O bis N N diethylnicotinamide kappa N 1 copper II", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 67 (9) [SCI Expanded] DOI     
2011 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS

catena Poly bis 4 ethylbenzoato kappa 2 O O lead II mu nicotinamide kappa 2 N 1 O monohydrate

Hökelek, T., Tercan, B., Şahin, E., Aktaş, V., Necefoğlu, H. (2011) "catena Poly bis 4 ethylbenzoato kappa 2 O O lead II mu nicotinamide kappa 2 N 1 O monohydrate", ACTA CRYSTALLOGRAPHICA SECTION E, 67 (0) p. 1057 [SCI Expanded]   Hökelek, T., Tercan, B., Şahin, E., Aktaş, V., Necefoğlu, H. (2011) "catena Poly bis 4 ethylbenzoato kappa 2 O O lead II mu nicotinamide kappa 2 N 1 O monohydrate", ACTA CRYSTALLOGRAPHICA SECTION E, 67 (0) p. 1057 [SCI Expanded]  
2011 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E

Di mu nicotinamide kappa 2 N 1 O kappa 2 O N 1 bis aquabis 4 bromobenzoato kappa O kappa 2 O O manganese II

  Necefoğlu, H., Özbek, F.E., Öztürk, V., Adıgüzel, V., Hökelek, T. (2011) "Di mu nicotinamide kappa 2 N 1 O kappa 2 O N 1 bis aquabis 4 bromobenzoato kappa O kappa 2 O O manganese II", ACTA CRYSTALLOGRAPHICA SECTION E, 67 (0) p. 1128 [SCI Expanded]   " data-bs-content-id="YazarBilgi-9558"> Necefoğlu, H., Özbek, F.E., Öztürk, V., Adıgüzel, V., Hökelek, T. (2011) "Di mu nicotinamide kappa 2 N 1 O kappa 2 O N 1 bis aquabis 4 bromobenzoato kappa O kappa 2 O O manganese II", ACTA CRYSTALLOGRAPHICA SECTION E, 67 (0) p. 1128 [SCI Expanded]    Necefoğlu, H., Özbek, F.E., Öztürk, V., Adıgüzel, V., Hökelek, T. (2011) "Di mu nicotinamide kappa 2 N 1 O kappa 2 O N 1 bis aquabis 4 bromobenzoato kappa O kappa 2 O O manganese II", ACTA CRYSTALLOGRAPHICA SECTION E, 67 (0) p. 1128 [SCI Expanded]   
2011 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E

Diaquabis N N diethylnicotinamide kappa N 1 bis 4 fluorobenzoato kappa O copper II

DOI        NECEFOĞLU, H., ÖZTÜRKKAN, F.E., Öztürk, V., Adgüzel, V., Hökelek, T. (2011) "Diaquabis N N diethylnicotinamide kappa N 1 bis 4 fluorobenzoato kappa O copper II", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 67 (8) [SCI Expanded] DOI       " data-bs-content-id="YazarBilgi-9559"> NECEFOĞLU, H., ÖZTÜRKKAN, F.E., Öztürk, V., Adgüzel, V., Hökelek, T. (2011) "Diaquabis N N diethylnicotinamide kappa N 1 bis 4 fluorobenzoato kappa O copper II", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 67 (8) [SCI Expanded] DOI        NECEFOĞLU, H., ÖZTÜRKKAN, F.E., Öztürk, V., Adgüzel, V., Hökelek, T. (2011) "Diaquabis N N diethylnicotinamide kappa N 1 bis 4 fluorobenzoato kappa O copper II", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 67 (8) [SCI Expanded] DOI       
2011 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS

Poly diaquamanganese II bis mu 4 fluorobenzoato kappa 2 O O

DOI        NECEFOĞLU, H., ÖZTÜRKKAN, F.E., Ztürk, V., Tercan, B., Hökelek, T. (2011) "Poly diaquamanganese II bis mu 4 fluorobenzoato kappa 2 O O", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 67 (7) [SCI Expanded] DOI       " data-bs-content-id="YazarBilgi-9560"> NECEFOĞLU, H., ÖZTÜRKKAN, F.E., Ztürk, V., Tercan, B., Hökelek, T. (2011) "Poly diaquamanganese II bis mu 4 fluorobenzoato kappa 2 O O", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 67 (7) [SCI Expanded] DOI        NECEFOĞLU, H., ÖZTÜRKKAN, F.E., Ztürk, V., Tercan, B., Hökelek, T. (2011) "Poly diaquamanganese II bis mu 4 fluorobenzoato kappa 2 O O", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 67 (7) [SCI Expanded] DOI       
2011 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS

Diaquabis N N diethylnicotinamide kappa N 1 bis 4 ethylbenzoato kappa O copper II

DOI        NECEFOĞLU, H., Marac, A., Akta, V., Tercan, B., Hökelek, T. (2011) "Diaquabis N N diethylnicotinamide kappa N 1 bis 4 ethylbenzoato kappa O copper II", ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 67 (6) [SCI Expanded] DOI       " data-bs-content-id="YazarBilgi-9561"> NECEFOĞLU, H., Marac, A., Akta, V., Tercan, B., Hökelek, T. (2011) "Diaquabis N N diethylnicotinamide kappa N 1 bis 4 ethylbenzoato kappa O copper II", ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 67 (6) [SCI Expanded] DOI        NECEFOĞLU, H., Marac, A., Akta, V., Tercan, B., Hökelek, T. (2011) "Diaquabis N N diethylnicotinamide kappa N 1 bis 4 ethylbenzoato kappa O copper II", ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 67 (6) [SCI Expanded] DOI       
2011 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE

Bis 4 ethylbenzoato kappa O bis nicotinamide kappa N 1 zinc II

Necefoğlu, H., Özbek, F.E., Aktaş, V., Tercan, B., Hökelek, T. (2011) "Bis 4 ethylbenzoato kappa O bis nicotinamide kappa N 1 zinc II", ACTA CRYSTALLOGRAPHICA SECTION E, 67 (0) p. 382 [SCI Expanded]   Necefoğlu, H., Özbek, F.E., Aktaş, V., Tercan, B., Hökelek, T. (2011) "Bis 4 ethylbenzoato kappa O bis nicotinamide kappa N 1 zinc II", ACTA CRYSTALLOGRAPHICA SECTION E, 67 (0) p. 382 [SCI Expanded]  
2011 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E

Interactoon of genomic DNA with manganase II p aminobenzoate complex

  Arslantas, A., Devrim, A.K., Sözmen, M., NECEFOĞLU, H. (2010) "Interactoon of genomic DNA with manganase II p aminobenzoate complex", RASAYAN JOURNAL F CHEMISTRY, 3 (2) pp. 201-206   " data-bs-content-id="YazarBilgi-9563"> Arslantas, A., Devrim, A.K., Sözmen, M., NECEFOĞLU, H. (2010) "Interactoon of genomic DNA with manganase II p aminobenzoate complex", RASAYAN JOURNAL F CHEMISTRY, 3 (2) pp. 201-206    Arslantas, A., Devrim, A.K., Sözmen, M., NECEFOĞLU, H. (2010) "Interactoon of genomic DNA with manganase II p aminobenzoate complex", RASAYAN JOURNAL F CHEMISTRY, 3 (2) pp. 201-206   
2010 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
RASAYAN JOURNAL F CHEMISTRY

4 Methylamino benzoic acid

DOI        Çelik, Í., Akkurt, M., NECEFOĞLU, H., Aybirdi, Ö., García-Granda, S. (2009) "4 Methylamino benzoic acid", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 65 (10) [SCI Expanded] DOI       " data-bs-content-id="YazarBilgi-9564"> Çelik, Í., Akkurt, M., NECEFOĞLU, H., Aybirdi, Ö., García-Granda, S. (2009) "4 Methylamino benzoic acid", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 65 (10) [SCI Expanded] DOI        Çelik, Í., Akkurt, M., NECEFOĞLU, H., Aybirdi, Ö., García-Granda, S. (2009) "4 Methylamino benzoic acid", ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 65 (10) [SCI Expanded] DOI       
2009 Özgün Makale SCI/SSCI/AHCI ESCI Scopus
ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS