Structures published

Total: 73

Er Rh3 B2

B₂ErRh₃

Takei, H.Higashi, I.Bernhard, J.Fukuda, T.Shishido, T.Lebech, B.Harris, P.

JJAP Series [JJAP=Japanese Journal of Applied Physics] (1994) 10, 146-147

a=5.358Å b=9.25Å c=3.097Å

α=90° β=90.35° γ=90°

Er Rh3 B2

B₂ErRh₃

Ruokolainen, A.Tergenius, L.E.Takei, H.Fukuda, T.Shishido, T.Lundstroem, T.Higashi, I.Granberg, P.Bernhard, J.

Journal of Alloys Compd. (1993) 193, 295-297

a=5.3561Å b=9.2819Å c=3.1013Å

α=90° β=90.898° γ=90°

Sc Rh3 B0.21

B_0.21Rh₃Sc

Higashi, I.Naka, T.Horiuchi, H.Oku, M.Fukuda, T.Kudou, K.Isida, S.Sasaki, T.Ye, J.-H.Okkada, S.Shishido, T.Kishi, H.

Journal of Alloys Compd. (2000) 309, 107-112

a=3.934Å b=3.934Å c=3.934Å

α=90° β=90° γ=90°

Sc Rh3 B0.444

B_0.444Rh₃Sc

Horiuchi, H.Naka, T.Oku, M.Shishido, T.Ye, J.-H.Okkada, S.Kudou, K.Higashi, I.Fukuda, T.Kishi, H.Sasaki, T.Isida, S.

Journal of Alloys Compd. (2000) 309, 107-112

a=3.973Å b=3.973Å c=3.973Å

α=90° β=90° γ=90°

Sc Rh3 B0.706

B_0.706Rh₃Sc

Sasaki, T.Naka, T.Isida, S.Oku, M.Shishido, T.Kishi, H.Fukuda, T.Kudou, K.Higashi, I.Horiuchi, H.Ye, J.-H.Okkada, S.

Journal of Alloys Compd. (2000) 309, 107-112

a=4.019Å b=4.019Å c=4.019Å

α=90° β=90° γ=90°

Ca3 (Nb0.68 Ga3.32) Si2 O14

Ca₃Ga_3.32Nb_0.68O₁₄Si₂

Jung, I.H.Yoshikawa, A.Fukuda, T.Auh, K.H.

Journal of Alloys Compd. (2002) 339, 149-155

a=8.087Å b=8.087Å c=4.98Å

α=90° β=90° γ=120°

Nd (Mn O3)

MnNdO₃

Mori, T.Kamegashira, N.Fukuda, T.Shishido, T.Aoki, K.

Materials Letters (2002) 54, 238-243

a=5.849Å b=7.543Å c=5.416Å

α=90° β=90° γ=90°

Sr3 (Nb0.7 Ga3.3) Si2 O14

Ga_3.3Nb_0.7O₁₄Si₂Sr₃

Jung, I.H.Auh, K.H.Fukuda, T.Yoshikawa, A.

Journal of Alloys Compd. (2002) 339, 149-155

a=8.282Å b=8.282Å c=5.073Å

α=90° β=90° γ=120°

Eu (Mn O3)

EuMnO₃

Mori, T.Kamegashira, N.Aoki, K.Shishido, T.Fukuda, T.

Materials Letters (2002) 54, 238-243

a=5.866Å b=7.448Å c=5.34Å

α=90° β=90° γ=90°

Sm (Mn O3)

MnO₃Sm

Mori, T.Kamegashira, N.Shishido, T.Aoki, K.Fukuda, T.

Materials Letters (2002) 54, 238-243

a=5.862Å b=7.477Å c=5.362Å

α=90° β=90° γ=90°

Gd (Mn O3)

GdMnO₃

Mori, T.Aoki, K.Kamegashira, N.Shishido, T.Fukuda, T.

Materials Letters (2002) 54, 238-243

a=5.866Å b=7.431Å c=5.318Å

α=90° β=90° γ=90°

Ba Gd2 (Mn2 O7)

BaGd₂Mn₂O₇

Kamegashira, N.Meng Jian Mori, T.Fukuda, T.Murase, A.Satoh, H.Shishido, T.

Materials Letters (2003) 57, 1941-1944

a=5.5374Å b=5.5374Å c=20.618Å

α=90° β=90° γ=90°

La3 (Mo0.25 Ga0.75) Ga5 O14

Ga_5.75La₃Mo_0.25O₁₄

Takeda, H.Fukuda, T.Sato, J.Kato, T.Morikoshi, H.Shimamura, K.

Materials Letters (1999) 41, 104-111

a=8.2Å b=8.2Å c=5.123Å

α=90° β=90° γ=120°

La3 (W0.256 Ga0.744) Ga5 O14

Ga_5.744La₃O₁₄W_0.256

Takeda, H.Shimamura, K.Morikoshi, H.Sato, J.Kato, T.Fukuda, T.

Materials Letters (1999) 41, 104-111

a=8.208Å b=8.208Å c=5.126Å

α=90° β=90° γ=120°

Ni₄Ti₃

Saburi, T.Nenno, S.Fukuda, T.

Journal of the Less-Common Metals (1986) 125, 157-166

a=11.24Å b=11.24Å c=5.077Å

α=90° β=90° γ=120°

Ce Al O3

AlCe_0.5O₃

Tanaka, M.Shishido, T.Horiuchi, H.Toyota, N.Shindo, D.Fukuda, T.

Journal of Alloys Compd. (1993) 192, 87-89

a=3.7669Å b=3.7669Å c=3.7967Å

α=90° β=90° γ=90°

Dy (Mn O3)

DyMnO₃

Mori, T.Aoki, K.Shishido, T.Kamegashira, N.Fukuda, T.

Materials Letters (2000) 42, 387-389

a=5.842Å b=7.378Å c=5.28Å

α=90° β=90° γ=90°

Sr3 (Ta Ga3 Si2 O14)

Ga₃O₁₄Si₂Sr₃Ta

Takeda, H.Sato, J.Fukuda, T.Kawasaki, K.Morikoshi, H.Kato, T.Shimamura, K.

Materials Research Bulletin (2000) 35, 245-252

a=8.293Å b=8.293Å c=5.078Å

α=90° β=90° γ=120°

Er Al Ge O5

AlErGeO₅

Durand, A.Mentre, O.Abraham, F.Elouadi, B.Fukuda, T.

Solid State Sciences (2006) 8, 155-161

a=5.58Å b=7.208Å c=8.309Å

α=90° β=90° γ=90°

C₁₀H₈N₂O₃

Ning, Yingtang Fukuda, Tomoya Ikeda, Hirotaka Otani, Yuko Kawahata, Masatoshi Yamaguchi, Kentaro Ohwada, Tomohiko

Organic & biomolecular chemistry (2017) 15, 6 1381-1392

a=19.170(3)Å b=5.9569(10)Å c=7.7612(14)Å

α=90° β=90° γ=90°

C₁₈H₁₈ClNO₆S₂

Ning, Yingtang Fukuda, Tomoya Ikeda, Hirotaka Otani, Yuko Kawahata, Masatoshi Yamaguchi, Kentaro Ohwada, Tomohiko

Organic & biomolecular chemistry (2017) 15, 6 1381-1392

a=12.5262(12)Å b=9.5955(9)Å c=16.6342(15)Å

α=90° β=93.049(3)° γ=90°

C₁₃H₁₅BrClNO

Ning, Yingtang Fukuda, Tomoya Ikeda, Hirotaka Otani, Yuko Kawahata, Masatoshi Yamaguchi, Kentaro Ohwada, Tomohiko

Organic & biomolecular chemistry (2017) 15, 6 1381-1392

a=10.5871(9)Å b=17.4471(15)Å c=7.3732(6)Å

α=90° β=107.844(3)° γ=90°

C₇₇H₄₃Cl₇GdN₁₂O

Dennis K.P.Ng Ming Bai Chi-Fung Choi Takamitsu Fukuda Jianzhuang Jiang Nagao Kobayashi R.Li Dongbo Liang Fanli Lu Changqin Ma Xuan Sun Peihua Zhu

New J.Chem.(Nouv.J.Chim.) (2004)

a=38.387(17)Å b=18.997(8)Å c=26.326(11)Å

α=90.00° β=128.062(5)° γ=90.00°

C₂₉H₄₉GeNO₃Si₃W_,C₆D₆

Hashimoto, Hisako Fukuda, Tetsuya Tobita, Hiromi

New Journal of Chemistry (2010) 34, 8 1723

a=8.8560(3)Å b=13.7380(5)Å c=15.9500(7)Å

α=90.00° β=99.9596(18)° γ=90.00°

C₂₉H₄₉GeNO₂SSi₃W

Hashimoto, Hisako Fukuda, Tetsuya Tobita, Hiromi

New Journal of Chemistry (2010) 34, 8 1723

a=12.8240(6)Å b=16.7658(5)Å c=17.5750(6)Å

α=90.00° β=108.9913(9)° γ=90.00°

C₂₉H₄₉GeNO₂SSi₃W

Hashimoto, Hisako Fukuda, Tetsuya Tobita, Hiromi

New Journal of Chemistry (2010) 34, 8 1723

a=8.9678(4)Å b=25.2891(6)Å c=15.0542(6)Å

α=90.00° β=94.9373(10)° γ=90.00°

BINOL([SubPc]B)2.2CHCl3

C₆₈H₃₆B₂N₁₂O_2,2(CHCl₃)

Fukuda, Takamitsu Olmstead, Marilyn M.Durfee, William S.Kobayashi, Nagao

Chemical Communications (Cambridge, United Kingdom) (2003) 11 1256-1257

a=13.7625(7)Å b=15.0790(8)Å c=16.2905(10)Å

α=71.493(2)° β=68.488(2)° γ=78.757(2)°

C₃₅H₂₆CuN₈O₃

Kikukawa, Yuu Fukuda, Takamitsu Fuyuhiro, Akira Ishikawa, Naoto Kobayashi, Nagao

Chemical Communications (Cambridge, United Kingdom) (2011) 47, 30 8518-8520

a=14.038(4)Å b=13.225(4)Å c=17.039(6)Å

α=90.0000° β=112.242(3)° γ=90.0000°

C₅₀H₃₄CuN₈O₄

Kikukawa, Yuu Fukuda, Takamitsu Fuyuhiro, Akira Ishikawa, Naoto Kobayashi, Nagao

Chemical Communications (Cambridge, United Kingdom) (2011) 47, 30 8518-8520

a=7.6409(2)Å b=15.4848(4)Å c=16.7357(4)Å

α=92.401(7)° β=96.431(7)° γ=99.712(7)°

C₁₉H₁₈ClNO₅S

Ning, Yingtang Fukuda, Tomoya Ikeda, Hirotaka Otani, Yuko Kawahata, Masatoshi Yamaguchi, Kentaro Ohwada, Tomohiko

Organic & biomolecular chemistry (2017) 15, 6 1381-1392

a=10.0351(11)Å b=10.0395(11)Å c=10.3718(11)Å

α=72.0480(10)° β=81.2720(10)° γ=66.1780(10)°

[Pc2Y]BF4

C₆₄H₃₂BF₄N₁₆Y

Fukuda, Takamitsu Onodera, Shun Watanabe, Hirohito Shirasaki, Kenji Fuyuhiro, Akira Yamamura, Tomoo Ishikawa, Naoto

Dalton Trans. (2017)

a=19.6812(6)Å b=19.6812(6)Å c=6.43784(19)Å

α=90.0000° β=90.0000° γ=90.0000°

[Pc2Y0.95Tb0.05]BF4

C₆₄H₃₂BF₄N₁₆Tb_0.05Y_0.95

Fukuda, Takamitsu Onodera, Shun Watanabe, Hirohito Shirasaki, Kenji Fuyuhiro, Akira Yamamura, Tomoo Ishikawa, Naoto

Dalton Trans. (2017)

a=19.5834(7)Å b=19.5834(7)Å c=6.4890(2)Å

α=90.0000° β=90.0000° γ=90.0000°

C_48.5H₂₈CdClN₁₃O

Fukuda, Takamitsu Shigeyoshi, Natsuko Fuyuhiro, Akira Ishikawa, Naoto

Dalton transactions (Cambridge, England : 2003) (2013) 42, 47 16486-16489

a=12.6992(8)Å b=14.0976(9)Å c=25.2607(18)Å

α=91.219(6)° β=94.558(7)° γ=93.611(7)°

BINOL([SubPc]B)2.2CHCl3

C₆₈H₃₆B₂N₁₂O_2,2(CHCl₃)

Fukuda, Takamitsu Olmstead, Marilyn M.Durfee, William S.Kobayashi, Nagao

Chemical Communications (Cambridge, United Kingdom) (2003) 11 1256-1257

a=13.7625(7)Å b=15.0790(8)Å c=16.2905(10)Å

α=71.493(2)° β=68.488(2)° γ=78.757(2)°

C₂₄H₄₈GeO₃Si₃W

Tetsuya Fukuda Hisako Hashimoto Hiromi Tobita

Chem.Commun. (2013) 49, 4232

a=8.9459(8)Å b=9.7232(11)Å c=19.392(2)Å

α=99.178(4)° β=93.685(5)° γ=108.562(5)°

C₃₆H₅₄GeO₄Si₃W

Tetsuya Fukuda Hisako Hashimoto Hiromi Tobita

Chem.Commun. (2013) 49, 4232

a=8.9737(6)Å b=25.6747(16)Å c=16.6602(10)Å

α=90.00° β=100.4778(14)° γ=90.00°

C₁₆₃H₁₈₆N₁₆O₁₉Si₃

Kazuaki Oniwa Soji Shimizu Yuta Shiina Takamitsu Fukuda Nagao Kobayashi

Chem.Commun. (2013) 49, 8341

a=18.142(5)Å b=21.597(5)Å c=22.594(6)Å

α=100.614(3)° β=106.266(3)° γ=93.198(3)°

C₃₅H₂₆CuN₈O₃

Kikukawa, Yuu Fukuda, Takamitsu Fuyuhiro, Akira Ishikawa, Naoto Kobayashi, Nagao

Chemical Communications (Cambridge, United Kingdom) (2011) 47, 30 8518-8520

a=14.038(4)Å b=13.225(4)Å c=17.039(6)Å

α=90.0000° β=112.242(3)° γ=90.0000°

C₅₀H₃₄CuN₈O₄

Kikukawa, Yuu Fukuda, Takamitsu Fuyuhiro, Akira Ishikawa, Naoto Kobayashi, Nagao

Chemical Communications (Cambridge, United Kingdom) (2011) 47, 30 8518-8520

a=7.6409(2)Å b=15.4848(4)Å c=16.7357(4)Å

α=92.401(7)° β=96.431(7)° γ=99.712(7)°

C₁₂₈H₆₈Cl₄N₂₀O₄Tb₂

Shohei Sakaue Akira Fuyuhiro Takamitsu Fukuda Naoto Ishikawa

Chem.Commun. (2012) 48, 5337

a=20.2591(7)Å b=20.2591(7)Å c=12.8252(4)Å

α=90.0000° β=90.0000° γ=90.0000°

C₅₈H₅₄N₈NiO₂

Nagao Kobayashi Takamitsu Fukuda Yusuke Ogi

Chemical Communications (2006)

a=11.817(5)Å b=15.359(6)Å c=15.504(6)Å

α=73.82(2)° β=75.54(2)° γ=64.453(18)°

GaNb₅Sn₂

Ukei, K.Shishido, T.Fukuda, T.

Acta Crystallographica C (39,1983-) (1989) 45, 349-350

a=10.586Å b=10.586Å c=5.177Å

α=90° β=90° γ=90°

CB₂GdRh₂

Ye, J.Shishido, T.Kimura, T.Matsumoto, T.Fukuda, T.

Acta Crystallographica Section C (1996) 52, 11 2652-2655

a=3.7491(3)Å b=3.7491(3)Å c=10.4122(4)Å

α=90° β=90° γ=90°

C₃₄H₁₈

Izuoka, A.Wakui, K.Fukuda, T.Sato, N.Sugawara, T.

Acta Crystallographica Section C (1992) 48, 5 900-902

a=11.814(5)Å b=7.8030(10)Å c=10.871(4)Å

α=90° β=91.41(4)° γ=90°

CB₂ErRh₂

Ye, Jinhua Shishido, Toetsu Kimura, Takashi Matsumoto, Takehiko Fukuda, Tsuguo

Acta Crystallographica Section C (1998) 54, 9 1211-1214

a=3.6848(2)Å b=3.6848Å c=10.5520(5)Å

α=90° β=90° γ=90°

Li₃NbO₄

Ukei, K.Suzuki, H.Shishido, T.Fukuda, T.

Acta Crystallographica Section C (1994) 50, 5 655-656

a=8.412(2)Å b=8.412(2)Å c=8.412(2)Å

α=90° β=90° γ=90°

[Co{α-Me—–sal~2~—–(S,S)—–bn}(py)~2~}]BF~4~, 1.5-water

C₃₀H₃₅Co₁N₄O_3.5B₁F₄

Shoichi Sato Takashi Fukuda Kazuaki Ishii Yoshiharu Nakano Yuki Fujii

Acta Crystallographica Section C (1999) 55, 9 1466-1470

a=10.422(6)Å b=10.422(6)Å c=101.433(7)Å

α=90° β=90° γ=120°

C₃₀H_35.4Co₁N₄O_3.7B₁F₄

Shoichi Sato Takashi Fukuda Kazuaki Ishii Yoshiharu Nakano Yuki Fujii

Acta Crystallographica Section C (1999) 55, 9 1466-1470

a=10.305(2)Å b=18.047(3)Å c=50.764(2)Å

α=90° β=92.463(9)° γ=90°

Potassium niobium alminium arsenate

K₂NbAlO₂[(As_0.8Nb_0.2)O₄]₂

Takeshi Nakagawa Takeo Matsumoto Valery I. Chani Tsuguo Fukuda

Acta Crystallographica Section C (1999) 55, 9 1391-1393

a=13.0060(10)Å b=10.6480(10)Å c=6.6190(10)Å

α=90.00° β=90.00° γ=90.00°

C₅₆H₅₈O₁₈

Fujino, Haruka Fukuda, Takumi Nagatomo, Masanori Inoue, Masayuki

Journal of the American Chemical Society (2020) 142, 30 13227-13234

a=10.626(11)Å b=19.78(2)Å c=12.823(14)Å

α=90.0000° β=99.803(11)° γ=90.0000°

C₂₄H₃₁BN₆O

Stork, Jay R.Brewer, Jeffrey J.Fukuda, Takamitsu Fitzgerald, Jeffrey P.Yee, Gordon T.Nazarenko, Alexander Y.Kobayashi, Nagao Durfee, William S.

Inorganic chemistry (2006) 45, 16 6148-6151

a=12.859(4)Å b=10.915(4)Å c=16.933(6)Å

α=90° β=93.780(6)° γ=90°

C_82.51H_55.11Cl_1.68N₈

Nagao Kobayashi Takamitsu Fukuda Keiji Ueno Hiroshi Ogino

Journal of the American Chemical Society (2001) 123, 10740-10741

a=15.5258(5)Å b=15.8918(7)Å c=16.4589(2)Å

α=87.287(2)° β=67.873(2)° γ=61.084(3)°

C₁₀₅H₉₂CoN₈O₆

Nagao Kobayashi Takamitsu Fukuda Keiji Ueno Hiroshi Ogino

Journal of the American Chemical Society (2001) 123, 10740-10741

a=31.460(9)Å b=20.602(4)Å c=28.041(3)Å

α=90° β=115.608(1)° γ=90°

C₂₇H₄₂N₄O₂SiW

Fukuda, Tetsuya Hashimoto, Hisako Tobita, Hiromi

Journal of the American Chemical Society (2015) 137, 34 10906-10909

a=13.01(3)Å b=14.11(3)Å c=15.26(3)Å

α=90.00° β=103.81(3)° γ=90.00°

C₂₉H₅₆N₂O₂Si₄W

Fukuda, Tetsuya Hashimoto, Hisako Tobita, Hiromi

Journal of the American Chemical Society (2015) 137, 34 10906-10909

a=9.4070(10)Å b=11.2192(12)Å c=17.9488(19)Å

α=103.741(7)° β=94.638(7)° γ=104.367(7)°

C₂₇H₄₉NO₂Si₄W

Fukuda, Tetsuya Hashimoto, Hisako Tobita, Hiromi

Journal of the American Chemical Society (2015) 137, 34 10906-10909

a=9.2153(9)Å b=22.349(2)Å c=16.4645(16)Å

α=90.00° β=100.491(7)° γ=90.00°

C₃₂H₅₈GeO₄Si₃W

Fukuda, Tetsuya Hashimoto, Hisako Tobita, Hiromi

Journal of the American Chemical Society (2014) 136, 1 80-83

a=16.9057(6)Å b=10.5686(4)Å c=21.5417(10)Å

α=90.00° β=101.0203(17)° γ=90.00°

C₂₇H₅₀GeO₃Si₃W

Fukuda, Tetsuya Hashimoto, Hisako Tobita, Hiromi

Journal of the American Chemical Society (2014) 136, 1 80-83

a=8.9578(7)Å b=9.0925(7)Å c=21.2200(17)Å

α=81.533(6)° β=78.365(6)° γ=76.447(5)°

Eu2 N18 C90 H102 * H2 O

C₉₀H₁₀₄Eu₂N₁₈O

Na Pan Yongzhong Bian Takamitsu Fukuda Masaki Yokoyama Renjie Li Saburo Neya Jianzhuang Jiang Nagao Kobayashi

Inorganic Chemistry (2004) 43, 8242-8244

a=12.795(4)Å b=13.124(4)Å c=14.338(4)Å

α=89.559(4)° β=77.806(4)° γ=68.619(4)°

(C₄₀H₄₃BF₁₅O₂Si₄W)(C₁₁H₂₁N₂)

Fukuda, Tetsuya Yoshimoto, Takashi Hashimoto, Hisako Tobita, Hiromi

Organometallics (2016) 35, 7 921

a=13.0977(19)Å b=28.123(4)Å c=15.752(2)Å

α=90.00° β=94.128(7)° γ=90.00°

C₂₂H₄₂O₂Si₄W

Fukuda, Tetsuya Yoshimoto, Takashi Hashimoto, Hisako Tobita, Hiromi

Organometallics (2016) 35, 7 921

a=9.2590(11)Å b=12.6926(10)Å c=13.2925(15)Å

α=68.987(6)° β=89.604(4)° γ=79.879(3)°

C₈₄H₇₆N₁₂Ni₂O₈Pd_2,4(C₃H₆O)

Khaledi, Hamid Olmstead, Marilyn M.Fukuda, Takamitsu Mohd Ali, Hapipah

Inorganic chemistry (2014) 53, 21 11348-11350

a=28.826(4)Å b=11.2048(15)Å c=27.917(4)Å

α=90° β=112.213(2)° γ=90°

C₈₄H₇₆N₁₂Ni₂O₈Pd₂

Khaledi, Hamid Olmstead, Marilyn M.Fukuda, Takamitsu Mohd Ali, Hapipah

Inorganic chemistry (2014) 53, 21 11348-11350

a=14.225(3)Å b=17.837(4)Å c=18.940(4)Å

α=77.399(18)° β=75.130(15)° γ=83.900(16)°

C₈₄H₇₆N₁₂Ni₂O₈Pd₂

Khaledi, Hamid Olmstead, Marilyn M.Fukuda, Takamitsu Mohd Ali, Hapipah

Inorganic chemistry (2014) 53, 21 11348-11350

a=16.0622(4)Å b=17.4570(4)Å c=19.4946(5)Å

α=109.4450(10)° β=97.2350(10)° γ=107.4720(10)°

C₁₅₂H₁₂₀N₂₄Ni₄Pd_4,6.2(C₃H₆O)

Khaledi, Hamid Olmstead, Marilyn M.Fukuda, Takamitsu Mohd Ali, Hapipah

Inorganic chemistry (2014) 53, 21 11348-11350

a=17.0275(10)Å b=17.1072(10)Å c=18.7082(11)Å

α=96.944(3)° β=112.560(3)° γ=112.738(3)°

Ba₂Cu_1.1Ho₂O₈Pt_0.9

Saito, Y.Ukei, K.Shishido, T.Fukuda, T.

Acta Crystallographica, Section C (1990) 46, 970-972

a=10.303Å b=5.668Å c=13.178Å

α=90° β=90° γ=90°

Ga₂SnTa₅

Ye, J.Horiuchi, H.Shishido, T.Ukei, K.Fukuda, T.

Acta Crystallographica, Section C (1990) 46, 1193-1195

a=10.354Å b=10.354Å c=5.1795Å

α=90° β=90° γ=90°

GaSn₂V₂

Ye, J.Horiuchi, H.Shishido, T.Fukuda, T.

Acta Crystallographica, Section C (1990) 46, 1195-1197

a=6.7191Å b=18.798Å c=5.603Å

α=90° β=90° γ=90°