JPS63277520A - Compound having hexagonal layer structure expressed by lufezn7o10 and production thereof - Google Patents

Compound having hexagonal layer structure expressed by lufezn7o10 and production thereof

Info

Publication number
JPS63277520A
JPS63277520A JP62111406A JP11140687A JPS63277520A JP S63277520 A JPS63277520 A JP S63277520A JP 62111406 A JP62111406 A JP 62111406A JP 11140687 A JP11140687 A JP 11140687A JP S63277520 A JPS63277520 A JP S63277520A
Authority
JP
Japan
Prior art keywords
compound
heating
oxide
lutetium
metallic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP62111406A
Other languages
Japanese (ja)
Other versions
JPH0435417B2 (en
Inventor
Noboru Kimizuka
昇 君塚
Naohiko Mori
毛利 尚彦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Institute for Research in Inorganic Material
Original Assignee
National Institute for Research in Inorganic Material
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by National Institute for Research in Inorganic Material filed Critical National Institute for Research in Inorganic Material
Priority to JP62111406A priority Critical patent/JPS63277520A/en
Publication of JPS63277520A publication Critical patent/JPS63277520A/en
Publication of JPH0435417B2 publication Critical patent/JPH0435417B2/ja
Granted legal-status Critical Current

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  • Catalysts (AREA)
  • Hard Magnetic Materials (AREA)
  • Soft Magnetic Materials (AREA)
  • Recrystallisation Techniques (AREA)
  • Compounds Of Iron (AREA)

Abstract

PURPOSE:To obtain a novel compound useful as magnetic, semiconductor and catalyst materials, by blending respective metals or oxides of Lu, Fe and Zn and heating the resultant blend in a specific atmosphere. CONSTITUTION:Metallic lutetium, lutetium oxide or a compound decomposable into the lutetium oxide by heating is blended with metallic iron, iron oxide or a compound decomposable into the iron oxide by heating and metallic zinc, zinc oxide or a compound decomposable into the zinc oxide by heating at 1:1:7 atomic ratio of Lu:Fe:Zn. The resultant blend is then heated at >=650 deg.C temperature in the air, an oxidizing or reducing atmosphere in which the Lu and Fe are not respectively reduced from the trivalent ionic state and Zn is not reduced from the bivalent ionic state to afford the aimed compound having a hexagonal layer structure expressed by LuFeZn7O10.

Description

【発明の詳細な説明】 産業上の利用分野 本発明は磁性材料、半導体材料、触媒材料等として有用
な新規化合物であるLuFeZn70.。で示される六
方晶系の層状構造を有する化合物およびその製造法に関
する。
DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to LuFeZn70., which is a new compound useful as a magnetic material, a semiconductor material, a catalyst material, etc. . This invention relates to a compound having a hexagonal layered structure represented by and a method for producing the same.

従来技術 従来、(Yb”Fe”O=)、Fe”0 (nは整数を
示す)で示される六方晶系の層状構造を有する化合物は
本出願人によって合成され知られている。
Prior Art Conventionally, compounds having a hexagonal layered structure represented by (Yb"Fe"O=), Fe"0 (n is an integer) have been synthesized by the present applicant and are known.

YbFe0i、 YbFe0t、 Yb3FenO+o
及びYb、Fe、Olの六方晶系としての格子定数、Y
bO+、s層、 FeO+、s層、 Pe、0□、2層
の単位格子内における層数を示すと表−1の通りである
YbFe0i, YbFe0t, Yb3FenO+o
and the lattice constant of Yb, Fe, Ol as a hexagonal system, Y
Table 1 shows the number of layers in the unit cell of bO+, s layer, FeO+, s layer, Pe, 0□, and 2 layers.

これらの化合物は酸化鉄(Fed) 1モルに対して、
YbFe0iがnモル(n−1,2,3・・・)の割合
で化合していると考えられる層状構造を持つ化合物であ
る。
These compounds are based on 1 mole of iron oxide (Fed).
It is a compound having a layered structure in which YbFeOi is thought to be combined in a ratio of n moles (n-1, 2, 3...).

発明の目的 本発明は(YbFeOs) 、FeOの化学式において
、n−177に相当し、yb3″′の代わりにLu1を
、Fe”の代わりにZn”を置きかえて得られた新規な
化合物を提供するにある。
Object of the invention The present invention provides a novel compound (YbFeOs) corresponding to n-177 in the chemical formula of FeO, obtained by replacing Lu1 in place of yb3'' and Zn'' in place of Fe''. It is in.

発明の構成 本発明のLuFeZntO+。で示される化合物は、イ
オン結晶モデルではl u 3 ” (p e !+ 
、 zn I +J ) Zn bt + Q 、 。
Constitution of the Invention LuFeZntO+ of the present invention. In the ionic crystal model, the compound represented by
, zn I + J) Zn bt + Q, .

トとして記載され、その構造はLuO+、s層、(Fe
Its structure consists of LuO+, s layer, (Fe
.

Zn) O□、5層およびZnO層の積層によって形成
されており、著しい構造異方性を持つことがその特徴の
一つである。Zn”イオンの1/7はFe”と共に(F
e”、Zn”)Ox、 s層を作り、残りの677はZ
nO層を作っている。六方晶系としての格子定数は次の
通りである。
It is formed by stacking five layers of Zn)O□ and a ZnO layer, and one of its characteristics is that it has significant structural anisotropy. 1/7 of Zn” ion is together with Fe” (F
e”, Zn”) Ox, s layer is made, and the remaining 677 are Z
Making the nO layer. The lattice constants as a hexagonal crystal system are as follows.

a =3.310 ±0.001  (人)c −72
,22±o、oi   c人)この化合物の面指数(h
kl)、面間隔(d(入))(d、は実測値+deは計
算値を示す)及びX線に対する相対反射強度(1(%)
)を示すと、表−2の通りである。
a = 3.310 ±0.001 (person) c -72
, 22±o, oic) The surface index (h
kl), interplanar spacing (d (in)) (d is the measured value + de is the calculated value), and relative reflection intensity for X-rays (1 (%)
) is shown in Table 2.

この化合物は磁性材料、半導体材料および触媒材料とし
て有用なものである。例えば、異方性の強い2次元的性
質を持つ磁性体・半導体および触媒物質としての利用の
可能性が考えられる。
This compound is useful as a magnetic material, a semiconductor material, and a catalytic material. For example, it is possible to use them as magnetic materials, semiconductors, and catalyst materials that have two-dimensional properties with strong anisotropy.

この化合物は次の方法によって製造し得られる。This compound can be produced by the following method.

金属ルテチウムあるいは酸化ルテチウムもしくは加熱に
より酸化ルテチウムに分解される化合物と、金属鉄ある
いは酸化鉄もしくは加熱により酸化鉄に分解される化合
物と、金属亜鉛あるいは酸化亜鉛もしくは加熱により酸
化亜鉛に分解される化合物とを、Lu、 Fe及びZn
の割合が原子比で1対1対7の割合で混合し、該混合物
を650℃以上の温度で、大気中、酸化性雰囲気中ある
いはLuおよびFeが各々3価イオン状態、Znが2価
イオン状態より還元されない還元雰囲気中で加熱するこ
とによって製造し得られる。
Metallic lutetium or lutetium oxide or a compound that is decomposed into lutetium oxide by heating; Metallic iron or iron oxide or a compound that is decomposed into iron oxide by heating; Metallic zinc or zinc oxide or a compound that is decomposed into zinc oxide by heating. , Lu, Fe and Zn
are mixed in an atomic ratio of 1:1:7, and the mixture is heated at a temperature of 650° C. or higher in the air, an oxidizing atmosphere, or in a state where Lu and Fe are each in a trivalent ion state and Zn is a divalent ion state. It can be produced by heating in a reducing atmosphere that is not reduced by the state.

本発明に用いる出発物質は市販のものをそのまま使用し
てもよいが、化学反応を速やかに進行させるためには粒
径が小さい方がよく、特にlOμl以下であることが好
ましい。
Commercially available starting materials for use in the present invention may be used as they are, but in order to allow the chemical reaction to proceed rapidly, it is better to have a small particle size, particularly preferably 10 μl or less.

また、磁性材料、半導体材料として用いる場合には不純
物の混入をきらうので、純度の高いことが好ましい。出
発物質が加熱により金属酸化物を得る化合物としては、
それぞれの金属の水酸化物。
Further, when used as a magnetic material or a semiconductor material, it is preferable to have high purity since contamination with impurities is avoided. Compounds whose starting materials yield metal oxides by heating include:
hydroxide of each metal.

炭酸塩、硝酸塩等が挙げられる。Examples include carbonates and nitrates.

原料はそのまま、あるいはアルコール類、アセトン等と
共に充分に混合する。
The raw materials are thoroughly mixed as they are or together with alcohols, acetone, etc.

原料の混合割合はLu、 Fe、及びZnの割合が原子
比で、1対1対7の割合であることが必要である。
The mixing ratio of the raw materials must be such that the atomic ratio of Lu, Fe, and Zn is 1:1:7.

これをはずすと目的とする化合物の単−相を得ることが
できない。
If this is removed, a single phase of the target compound cannot be obtained.

この混合物を大気中、酸化性雰囲気中あるいはLuおよ
びFeが各々3価イオン状a、Znが2価イオン状態か
ら還元されない還元雰囲気中で650℃以上で加熱する
。加熱時間は数時間もしくはそれ以上である。加熱の際
の昇温速度には制約はない。
This mixture is heated at 650° C. or higher in the air, in an oxidizing atmosphere, or in a reducing atmosphere in which Lu and Fe are not reduced from their trivalent ionic states a, and Zn is not reduced from their divalent ionized states. Heating time is several hours or more. There are no restrictions on the rate of temperature increase during heating.

加熱終了後急冷するか、あるいは大気中に急激に引き出
せばよい。
After heating, it can be rapidly cooled, or it can be rapidly drawn out into the atmosphere.

得られたLuFeZnyO+e化合物の粉末は褐色であ
り、粉末X線回折法によって結晶構造を有することが分
かった。その結晶構造は層状構造であり、LuO+、s
層+ (Fe 、 Zn)0.s層、およびZnO層の
積み重ねによって形成されていることが分かった。
The obtained LuFeZnyO+e compound powder was brown in color and was found to have a crystal structure by powder X-ray diffraction. Its crystal structure is a layered structure, and LuO+, s
Layer + (Fe, Zn)0. It was found that it was formed by stacking an s layer and a ZnO layer.

実施例 純度99.99%以上の酸化ルテチウム(LuzO+)
粉末、純度99.9%以上の酸化鉄(Fe!03)粉末
、および試薬特級の酸化亜鉛(ZnO)粉末をモル比で
1対1対14の割合に秤量し、めのう乳鉢内でエタノー
ルを加えて、約30分間部合し、平均粒径数μmの微粉
状混合物を得た。該混合物を白金管内に封入し、145
0℃に設定された管状シリコニット炉内に入れ5日間加
熱し、その後、試料を炉外にとりだし室温まで急速に冷
却した。
Example Lutetium oxide (LuzO+) with a purity of 99.99% or more
Powder, iron oxide (Fe!03) powder with a purity of 99.9% or higher, and reagent grade zinc oxide (ZnO) powder were weighed at a molar ratio of 1:1:14, and ethanol was added in an agate mortar. The mixture was mixed for about 30 minutes to obtain a fine powder mixture with an average particle size of several μm. The mixture was sealed in a platinum tube, and 145
The sample was placed in a tubular siliconite furnace set at 0° C. and heated for 5 days, and then taken out of the furnace and rapidly cooled to room temperature.

得られた試料はLuFeZn701.の単−相であり、
粉末X線回折法によって、各面指数(hkl)、面間隔
(do)および相対反射強度を測定した結果は表−2の
通りであった。
The obtained sample was LuFeZn701. It is a single phase of
Table 2 shows the results of measuring each plane index (hkl), plane distance (do), and relative reflection intensity by powder X-ray diffraction.

六方晶系としての格子定数は a=3゜310  ±0.001  (人)c =72
.22  ±0.01  (人)であった。
The lattice constant as a hexagonal crystal system is a = 3°310 ±0.001 (person) c = 72
.. 22 ±0.01 (persons).

上記の格子定数および表−2の面指数(h k J)よ
り算出した面間隔(dc(人))は実測の面間隔(d。
The interplanar spacing (dc (people)) calculated from the above lattice constant and the planar index (h k J) in Table 2 is the actually measured interplanar spacing (d).

(人))と極めてよく一致している。(person)).

発明の効果 本発明は磁性材料、半導体材料および触媒として有用な
新規化合物を特徴する 特許出願人 科学技術庁無機材質研究所長瀬   高 
  信   雄
Effects of the Invention The present invention features novel compounds useful as magnetic materials, semiconductor materials, and catalysts.Patent applicant: Takashi Nagase, Institute of Inorganic Materials, Science and Technology Agency
Nobuo

Claims (2)

【特許請求の範囲】[Claims] (1)LuFeZn_7O_1_0で示される六方晶系
の層状構造を有する化合物。
(1) A compound having a hexagonal layered structure represented by LuFeZn_7O_1_0.
(2)金属ルテチウムあるいは酸化ルテチウムもしくは
加熱により酸化ルテチウムに分解される化合物と、金属
鉄あるいは酸化鉄もしくは加熱により酸化鉄に分解され
る化合物と、金属亜鉛あるいは酸化亜鉛もしくは加熱に
より酸化亜鉛に分解される化合物とを、Lu、Feおよ
びZnの割合が原子比で1対1対7の割合で混合し、該
混合物を650℃以上の温度で、大気中、酸化性雰囲気
中あるいはLuおよびFeが各々3価イオン状態、Zn
が2価イオン状態より還元されない還元雰囲気中で加熱
することを特徴とするLuFeZn_7O_1_0で示
される六方晶系の層状構造を有する化合物の製造法。
(2) Metallic lutetium or lutetium oxide or a compound that is decomposed into lutetium oxide by heating, metallic iron or iron oxide or a compound that is decomposed into iron oxide by heating, and metallic zinc or zinc oxide or a compound that is decomposed into zinc oxide by heating. Lu, Fe, and Zn are mixed in an atomic ratio of 1:1:7, and the mixture is heated at a temperature of 650° C. or higher in the air, in an oxidizing atmosphere, or when Lu and Fe are present, respectively. Trivalent ion state, Zn
A method for producing a compound having a hexagonal layered structure represented by LuFeZn_7O_1_0, which comprises heating in a reducing atmosphere in which LuFeZn_7O_1_0 is not reduced to a divalent ion state.
JP62111406A 1987-05-07 1987-05-07 Compound having hexagonal layer structure expressed by lufezn7o10 and production thereof Granted JPS63277520A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62111406A JPS63277520A (en) 1987-05-07 1987-05-07 Compound having hexagonal layer structure expressed by lufezn7o10 and production thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62111406A JPS63277520A (en) 1987-05-07 1987-05-07 Compound having hexagonal layer structure expressed by lufezn7o10 and production thereof

Publications (2)

Publication Number Publication Date
JPS63277520A true JPS63277520A (en) 1988-11-15
JPH0435417B2 JPH0435417B2 (en) 1992-06-11

Family

ID=14560347

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62111406A Granted JPS63277520A (en) 1987-05-07 1987-05-07 Compound having hexagonal layer structure expressed by lufezn7o10 and production thereof

Country Status (1)

Country Link
JP (1) JPS63277520A (en)

Also Published As

Publication number Publication date
JPH0435417B2 (en) 1992-06-11

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