Thomson 1904: Difference between revisions

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In  the  year  1883  a  legacy  of  eighty  thousand  dollars was  left  to  the  President  and  Fellows  of  Yale  College in  the  city  of  New  Haven,  to  be  held  in  trust,  as  a gift  from  her  children,  in  memory  of  their  beloved  and honored  mother  Mrs.  Hepsa  Ely  Silliinan.
In  the  year  1883  a  legacy  of  eighty  thousand  dollars was  left  to  the  President  and  Fellows  of  Yale  College in  the  city  of  New  Haven,  to  be  held  in  trust,  as  a gift  from  her  children,  in  memory  of  their  beloved  and honored  mother  Mrs.  Hepsa  Ely  Silliinan.


On  this  foundation  Yale  College  was  requested  and directed  to  establish  an  annual  course  of  lectures  de- signed to  illustrate  the  presence  and  providence,  the wisdom  and  goodness  of  God,  as  manifested  in  the natural  and  moral  world.  These  were  to  be  designated as  the  Mrs.  Hepsa  Ely  Silliinan Memorial  Lectures.  It was  the  belief  of  the  testator  that  any  orderly  presenta- tion of  the  facts  of  nature  or  history  contributed  to the  end  of  this  foundation  more  effectively  than  any attempt  to  emphasize  the  elements  of  doctrine  or  of creed;  and  he  therefore  provided  that  lectures  on  dog- matic or  polemical  theology  should  be  excluded  from the  scope  of  this  foundation,  and  that  the  subjects  should be  selected  rather  from  the  domains  of  natural  science and  history,  giving  special  prominence  to  astronomy, chemistry,  geology,  and  anatomy.
On  this  foundation  Yale  College  was  requested  and directed  to  establish  an  annual  course  of  lectures  designed to  illustrate  the  presence  and  providence,  the wisdom  and  goodness  of  God,  as  manifested  in  the natural  and  moral  world.  These  were  to  be  designated as  the  Mrs.  Hepsa  Ely  [[Wikipedia:Silliman Memorial Lectures|Silliman Memorial  Lectures]].  It was  the  belief  of  the  testator  that  any  orderly  presentation of  the  facts  of  nature  or  history  contributed  to the  end  of  this  foundation  more  effectively  than  any attempt  to  emphasize  the  elements  of  doctrine  or  of creed;  and  he  therefore  provided  that  lectures  on  dogmatic or  polemical  theology  should  be  excluded  from the  scope  of  this  foundation,  and  that  the  subjects  should be  selected  rather  from  the  domains  of  natural  science and  history,  giving  special  prominence  to  astronomy, chemistry,  geology,  and  anatomy.


It  was  further  directed  that  each  annual  course  should be  made  the  basis  of  a  volume  to  form  part  of  a  series constituting  a  memorial  to  Mrs.  Sillimau.  The  memo- rial fund  came  into  the  possession  of  the  Corporation of  Yale  University  in  the  year  1902;  and  the  present volume  constitutes  the  first  of  the  series  of  memorial lectures.
It  was  further  directed  that  each  annual  course  should be  made  the  basis  of  a  volume  to  form  part  of  a  series constituting  a  memorial  to  Mrs.  Silliman.  The  memorial fund  came  into  the  possession  of  the  Corporation of  Yale  University  in  the  year  1902;  and  the  present volume  constitutes  the  first  of  the  series  of  memorial lectures.




==PREFACE==
==PREFACE==


In  these  Lectures  given  at  Yale  University  in May,  1903,  I  have  attempted  to  discuss  the  bear- ing of  the  recent  advances  made  in  Electrical Science  on  our  views  of  the  Constitution  of  Matter and  the  Nature  of  Electricity;  two  questions which  are  probably  so  intimately  connected,  that the  solution  of  the  one  would  supply  that  of  the other.  A  characteristic  feature  of  recent  Electri- cal Researches,  such  as  the  study  and  discovery of  Cathode  and  Rontgen  Rays  and  Radio-active Substances,  has  been  the  very  especial  degree  in which  they  have  involved  the  relation  between Matter  and  Electricity.
In  these  Lectures  given  at  [[Wikipedia:Yale  University|Yale  University]] in May,  1903,  I  have  attempted  to  discuss  the  bearing of  the  recent  advances  made  in  Electrical Science  on  our  views  of  the  Constitution  of  Matter and  the  Nature  of  Electricity;  two  questions which  are  probably  so  intimately  connected,  that the  solution  of  the  one  would  supply  that  of  the other.  A  characteristic  feature  of  recent  Electrical Researches,  such  as  the  study  and  discovery of  Cathode  and  Rontgen  Rays  and  Radio-active Substances,  has  been  the  very  especial  degree  in which  they  have  involved  the  relation  between Matter  and  Electricity.


In  choosing  a  subject  for  the  Silliman  Lectures, it  seemed  to  me  that  a  consideration  of  the  bear- ing of  recent  work  on  this  relationship  might  be suitable,  especially  as  such  a  discussion  suggests multitudes  of  questions  which  would  furnish  ad- mirable subjects  for  further  investigation  by  some of  my  hearers.
In  choosing  a  subject  for  the  Silliman  Lectures, it  seemed  to  me  that  a  consideration  of  the  bearing of  recent  work  on  this  relationship  might  be suitable,  especially  as  such  a  discussion  suggests multitudes  of  questions  which  would  furnish  admirable subjects  for  further  investigation  by  some of  my  hearers.


Cambridge,  Aug.,  1903.
Cambridge,  Aug.,  1903.
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==CONTENTS==
==CONTENTS==


CHAPTER- I
;CHAPTER  I
:REPRESENTATION  OF  THE  ELECTRIC  FIELD  BY  LINES OF  FORCE


CHE ELECTRIC OF FORCE 1
;CHAPTER II
ELECTRICAL AND  BOUND  MASS


;CHAPTER  III
:EFFECTS  DUE  TO  THE  ACCELERATION  OF  FARADAY TUBES


PAGE
;CHAPTER  IV
:THE  ATOMIC  STRUCTURE  OF  ELECTRICITY   


REPRESENTATION  OF THE  ELECTRIC FIELD BY LINES
;CHAPTER V
:THE  CONSTITUTION OF THE ATOM


;CHAPTER  VI
:RADIO-ACTIVITY  AND  RADIO-ACTIVE  SUBSTANCES


CHAPTER  II ELECTRICAL  AND  BOUND  MASS 30
CHAPTER  III
EFFECTS  DUE  TO  THE  ACCELERATION  OF  FARADAY TUBES 68
CHAPTER  IV THE  ATOMIC  STRUCTURE  OF  ELECTRICITY    ...      71
CHAPTER  V
THK  CONSTITUTION  OF  THE  ATOM 90
CHAPTER  VI
llAUIO-ACTIVITY  AND  RADIO-ACTIVE  SUBSTANCES  .  .      140
ELECTRICITY  AND  MATTER


==CHAPTER  I==
==CHAPTER  I==

Revision as of 21:41, 12 August 2025

ELECTRICITY AND MATTER


"

J. J. THOMSON, D.Sc., LL.D., PH.D., F.R.S.

""FELLOW OF TRINITY COLLEGE, CAMBRIDGE; CAVENDISH PROFESSOR OF EXPERIMENTAL PHYSICS, CAMBRIDGE


WITH DIAGRAMS


NEW YORK

CHARLES SCRIBNER'S SONS 1904


COPYRIGHT, 1904 BY YALE UNIVERSITY

Published, March, 1904


THE SILLIMAN FOUNDATION.

In the year 1883 a legacy of eighty thousand dollars was left to the President and Fellows of Yale College in the city of New Haven, to be held in trust, as a gift from her children, in memory of their beloved and honored mother Mrs. Hepsa Ely Silliinan.

On this foundation Yale College was requested and directed to establish an annual course of lectures designed to illustrate the presence and providence, the wisdom and goodness of God, as manifested in the natural and moral world. These were to be designated as the Mrs. Hepsa Ely Silliman Memorial Lectures. It was the belief of the testator that any orderly presentation of the facts of nature or history contributed to the end of this foundation more effectively than any attempt to emphasize the elements of doctrine or of creed; and he therefore provided that lectures on dogmatic or polemical theology should be excluded from the scope of this foundation, and that the subjects should be selected rather from the domains of natural science and history, giving special prominence to astronomy, chemistry, geology, and anatomy.

It was further directed that each annual course should be made the basis of a volume to form part of a series constituting a memorial to Mrs. Silliman. The memorial fund came into the possession of the Corporation of Yale University in the year 1902; and the present volume constitutes the first of the series of memorial lectures.


PREFACE

In these Lectures given at Yale University in May, 1903, I have attempted to discuss the bearing of the recent advances made in Electrical Science on our views of the Constitution of Matter and the Nature of Electricity; two questions which are probably so intimately connected, that the solution of the one would supply that of the other. A characteristic feature of recent Electrical Researches, such as the study and discovery of Cathode and Rontgen Rays and Radio-active Substances, has been the very especial degree in which they have involved the relation between Matter and Electricity.

In choosing a subject for the Silliman Lectures, it seemed to me that a consideration of the bearing of recent work on this relationship might be suitable, especially as such a discussion suggests multitudes of questions which would furnish admirable subjects for further investigation by some of my hearers.

Cambridge, Aug., 1903.

J. J. THOMSON.


CONTENTS

CHAPTER I
REPRESENTATION OF THE ELECTRIC FIELD BY LINES OF FORCE
CHAPTER II

ELECTRICAL AND BOUND MASS

CHAPTER III
EFFECTS DUE TO THE ACCELERATION OF FARADAY TUBES
CHAPTER IV
THE ATOMIC STRUCTURE OF ELECTRICITY
CHAPTER V
THE CONSTITUTION OF THE ATOM
CHAPTER VI
RADIO-ACTIVITY AND RADIO-ACTIVE SUBSTANCES


CHAPTER I

Thomson 1904/Chapter 1

CHAPTER II

ELECTRICAL AND BOUND MASS.

Thomson 1904/Chapter 2

CHAPTER III

EFFECTS DUE TO ACCELERATION OF THE FARADAY TUBES

Thomson 1904/Chapter 3

CHAPTER IV

THE ATOMIC STRUCTURE OF ELECTRICITY

Thomson 1904/Chapter 4

CHAPTER V

CONSTITUTION OF THE ATOM

Thomson 1904/Chapter 5

CHAPTER VI

RADIO-ACTIVITY AND RADIO-ACTIVE SUB- STANCES

Thomson 1904/Chapter 6