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# Born in Willoughby, Ohio # People from Willoughby Ohio # Alex Willoughby # Bart Willoughby # Barrett Willoughby # Brian Willoughby # Bob Willoughby # Bill Willoughby # Charles Willoughby # Tim Willoughby # Joseph Willoughby # John Henry Charles Willoughby # John Willoughby Crawford # Claude Willoughby # Constance Willoughby # Larry Willoughby # Louis Willoughby # Marvin Willoughby # Noel Willoughby # Howard Willoughby
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ويلوبي سميث (Info)


ويلوبي سميث (بالإنجليزية: Willoughby Smith)‏ هو مهندس كهرباء إنجليزي عاش في القرن التاسع عشر، وينسب إليه اكتشاف خاصية الموصلية الضوئية لعنصر السيلينيوم.

ولد ويلوبي سميث في السادس من أبريل سنة 1828 وعمل في شركة كابلات في لندن، والتي كانت تستخدم أسلاك من النحاس والحديد معزولة بالطبرخي (الغاتابرشا) لتمديدات التلغراف.

نشر أبحاثه عن ظاهرة الموصلية الضوئية للسيلينيوم سنة 1873.

توفي ويلوبي سميث في السابع عشر من يوليو سنة 1891 في مدينة إيستبورن.

Source: wikipedia.org
Public Domain
Tom Willoughby's Scouts: A Story of the War in German East Africa

Tom Willoughby's Scouts: A Story of the War in German East Africa
Public Domain
Roger Willoughby: A Story of the Times of Benbow

Roger Willoughby: A Story of the Times of Benbow
Public Domain
Flora Of Willoughby, Vermont

Flora Of Willoughby, Vermont
Public Domain
The Willoughby Captains

The Willoughby Captains
Public Domain
Where the Sun Swings North

Where the Sun Swings North
Public Domain
Advice on Fox-Hunting

Advice on Fox-Hunting
Public Domain
In Connection with the De Willoughby Claim

In Connection with the De Willoughby Claim
Public Domain
George D. Smith's Illustrated Catalogue

George D. Smith's Illustrated Catalogue
Public Domain
Government and Administration of the United States

Government and Administration of the United States
Public Domain
General Smith's Views of the Powers and Policy of the Government of the United States

General Smith's Views of the Powers and Policy of the Government of the United States
Public Domain
A Tractate On Language

A Tractate On Language
Public Domain
Fifth Avenue To Alaska

Fifth Avenue To Alaska
Public Domain
A Cyclopædia of Canadian Biography Brief biographies of persons distinguished in the professional, military and political life, and the commerce and industry of Canada, in the twentieth century

A Cyclopædia of Canadian Biography Brief biographies of persons distinguished in the professional, military and political life, and the commerce and industry of Canada, in the twentieth century
Public Domain
Foreign Rights And Interests In China

Foreign Rights And Interests In China
Public Domain
About It & About

About It & About
Public Domain
Foreign Rights And Interests In China

Foreign Rights And Interests In China
Public Domain
Boys of the Light Brigade: A Story of Spain and the Peninsular War

Boys of the Light Brigade: A Story of Spain and the Peninsular War
Public Domain
A cyclopædia of Canadian biography : brief biographies of persons distinguished in the professional, military and political life, and the commerce and industry of Canada, in the twentieth century

A cyclopædia of Canadian biography : brief biographies of persons distinguished in the professional, military and political life, and the commerce and industry of Canada, in the twentieth century
Public Domain
The Constitutional Law Of The United States

The Constitutional Law Of The United States
Public Domain
The Root of All Evil

The Root of All Evil
Public Domain
John Galsworthy

John Galsworthy
Public Domain
The Indifference of Juliet

The Indifference of Juliet
Public Domain
Genealogy Of The Farnham, Family

Genealogy Of The Farnham, Family
Public Domain
The Elements Of Physics

The Elements Of Physics
Public Domain
The Talleyrand Maxim

The Talleyrand Maxim
Public Domain
The Story of Brussels

The Story of Brussels
Public Domain
An Introduction To The Problem Of Government

An Introduction To The Problem Of Government
Public Domain
The Paradise Mystery

The Paradise Mystery
Public Domain
Mrs. Red Pepper

Mrs. Red Pepper
Public Domain
Speciation of the Wandering Shrew

Speciation of the Wandering Shrew
Public Domain
An Introduction To The Problem Of Government

An Introduction To The Problem Of Government
Public Domain
The Retreat from Mons By one who shared in it

The Retreat from Mons By one who shared in it
Public Domain
The Charing Cross Mystery

The Charing Cross Mystery
Public Domain
The Whistling Mother

The Whistling Mother
Public Domain
Saints in Sussex

Saints in Sussex
Public Domain
The Chestermarke Instinct

The Chestermarke Instinct

Book Categories

Novels And Literary Stories Islamic Religion Human Development And Self-development History Islamic Fiqh Literature Interpretation Of The Koran Philosophy And Logic Islamic Faith The Culture Biographies, Translations And Life Of The Famous People Biography Of The Prophet Muhammad, May God Bless Him And Grant Him Peace Psychology Teaching English English Islamic Philosophy Arabic Literature Arabic Sciences Of The Noble Qur’an And The Sunnah Of The Prophet Political Science And Strategy History Acclamation The Holy Qur'an Engineering Poetry And Poets Education More of Book Categories

Authors of books

Mustafa Mahmoud The Words Of God Almighty Ibrahim AlFiqi Muhammad Bin Saleh AlUthaymeen Ibn Qayyim Al-Jawziyya Ahmed Khaled Tawfiq Fahad Amer AlAhmadi Muhammad Metwally AlShaarawi Ali Bin Jaber AlFifi Dale Carnegie Islam Gamal Sayed Qutb Muhammad AlGhazali Omar AlHourani Agatha Christie Muhammad Bin Ismail AlBukhari Abbas AlAkkad Abu Hamid AlGhazali Najib Mahfouz Fyodor Dostoevsky Jalal AlDin AlSuyuti Bin Taymiyyah Ismail Bin Omar Bin Katheer AlQurashi Aldamashqiu Ibrahim Al-Sukran Mustafa AlAdawi More of Authors of books